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WO2025112009A1 - Appareil et procédé de configuration pf/po en grappe et de transmission pei pour l'économie d'énergie du réseau - Google Patents

Appareil et procédé de configuration pf/po en grappe et de transmission pei pour l'économie d'énergie du réseau Download PDF

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Publication number
WO2025112009A1
WO2025112009A1 PCT/CN2023/135723 CN2023135723W WO2025112009A1 WO 2025112009 A1 WO2025112009 A1 WO 2025112009A1 CN 2023135723 W CN2023135723 W CN 2023135723W WO 2025112009 A1 WO2025112009 A1 WO 2025112009A1
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WO
WIPO (PCT)
Prior art keywords
paging
ues
gnb
pfs
pos
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PCT/CN2023/135723
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English (en)
Inventor
Huaning Niu
Sigen Ye
Dan Wu
Wei Zeng
Haitong Sun
Dawei Zhang
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Apple Inc
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Apple Inc
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Publication date
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Priority to PCT/CN2023/135723 priority Critical patent/WO2025112009A1/fr
Publication of WO2025112009A1 publication Critical patent/WO2025112009A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower
    • H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is leader and terminal is follower using a pre-established activity schedule, e.g. traffic indication frame
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
    • H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations

Definitions

  • Embodiments of the invention relate to wireless communications, including apparatuses, systems, and methods for reducing power consumption by network components, such as a Next Generation Node B (gNB) , in wireless communication systems.
  • network components such as a Next Generation Node B (gNB)
  • gNB Next Generation Node B
  • Wireless communication systems are rapidly growing in usage.
  • wireless devices such as smart phones and tablet computers have become increasingly sophisticated.
  • many mobile devices now provide access to the internet, email, text messaging, and navigation using the global positioning system (GPS) and are capable of operating sophisticated applications that utilize these functionalities.
  • GPS global positioning system
  • LTE Long Term Evolution
  • 5G NR Fifth Generation New Radio
  • 5G-NR also simply referred to as NR
  • NR provides, as compared to LTE, a higher capacity for a higher density of mobile broadband users, while also supporting device-to-device, ultra-reliable, and massive machine type communications with lower latency and/or lower battery consumption.
  • NR may allow for more flexible scheduling as compared to current LTE. Consequently, efforts are being made in ongoing developments of NR to take advantage of higher throughputs possible at higher frequencies.
  • Wireless communication systems provide mobility through the use of battery-powered user equipment (UEs) that communicate with network components, such as base stations that may be referred to as gNBs or gNodeBs.
  • UE battery-powered user equipment
  • network components such as base stations that may be referred to as gNBs or gNodeBs.
  • NR employs power-saving mechanisms to help extend the battery life of UEs while still maintaining network connectivity.
  • One mechanism employed by NR to preserve battery life in UEs is a mechanism known as discontinuous reception (DRX) .
  • DRX works by allowing a UE to periodically sleep or turn off its radio reception for defined intervals when it’s not actively transmitting or receiving data.
  • a UE conserves power by not continuously monitoring the network for incoming messages or data. Instead, the UE wakes up at predefined intervals to check for any pending data or signaling. This periodic sleep-wake cycle helps reduce power consumption without losing essential network connectivity.
  • Network energy saving is of great importance for environmental sustainability, to reduce environmental impact (greenhouse gas emissions) , and for operational cost savings.
  • gNBs base stations
  • Network energy saving is of great importance for environmental sustainability, to reduce environmental impact (greenhouse gas emissions) , and for operational cost savings.
  • NR is becoming pervasive across industries and geographical areas, handling more advanced services and applications requiring very high data rates, networks are being denser, use more antennas, larger bandwidths and more frequency bands.
  • the environmental impact of NR needs to stay under control, and novel solutions to improve network energy savings need to be developed.
  • Embodiments relate to wireless communications, and more particularly to apparatuses, systems, and methods for an apparatus of a next generation Node B (gNB) , the apparatus comprising one or more processors, coupled to a memory, configured to:
  • gNB next generation Node B
  • PFs paging frames
  • a paging configuration message that defines N PFs clustered within C frames of the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • Embodiments relate to wireless communications, and more particularly to apparatuses, systems, and methods for an apparatus of a next generation Node B (gNB) , the apparatus comprising one or more processors, coupled to a memory, configured to:
  • gNB next generation Node B
  • UEs user equipment
  • SFN system frame number
  • PF paging frame
  • PF_offset an offset assigned to each UE
  • T a total number of frames in the paging cycle
  • N a total number of paging frames in T
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 or 5G-S-TMSI mod 1024;
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • Ns paging occasions (POs) select, for each of the PFs, Ns paging occasions (POs) , where Ns is a positive integer
  • a paging configuration message that defines N PFs clustered within the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • Embodiments relate to wireless communications, and more particularly to apparatuses, systems, and methods for an apparatus of a next generation Node B (gNB) , the apparatus comprising one or more processors, coupled to a memory, configured to:
  • gNB next generation Node B
  • N paging frames
  • Ns paging occasions POs
  • a paging configuration message that defines N PFs and Ns POs per PF in the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • Embodiments relate to wireless communications, and more particularly to apparatuses, systems, and methods for an apparatus of a next generation Node B (gNB) , the apparatus comprising one or more processors, coupled to a memory, configured to:
  • gNB next generation Node B
  • UEs user equipment
  • SFN system frame number
  • PF paging frame
  • PF_offset an offset assigned to each UE
  • T a number of frames in a paging cycle
  • N is an integer and N ⁇ 4, and
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 or 5G-S-TMSI 1024;
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • Ns paging occasions POs
  • a paging configuration message that defines N PFs and Ns POs per PF in the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • UAVs unmanned aerial vehicles
  • UACs unmanned aerial controllers
  • base stations access points
  • cellular phones tablet computers
  • wearable computing devices portable media players
  • IOT internet of things
  • FIG. 1A illustrates an example wireless communication system according to some embodiments.
  • FIG. 1B illustrates an example of a base station and an access point in communication with a user equipment (UE) device, according to some embodiments.
  • UE user equipment
  • FIG. 2 illustrates an example block diagram of a base station, according to some embodiments.
  • FIG. 4 illustrates an example block diagram of a UE according to some embodiments.
  • FIG. 5 illustrates an example block diagram of cellular communication circuitry, according to some embodiments.
  • FIG. 6 illustrates an example of a baseband processor architecture for a UE, according to some embodiments.
  • FIG. 7 illustrates an example block diagram of an interface of baseband circuitry according to some embodiments.
  • FIG. 8 illustrates an example of a control plane protocol stack in accordance with some embodiments.
  • FIG. 9 illustrates an example of a user plane protocol stack in accordance with some embodiments.
  • FIG. 10 illustrates an example of the contents of a PCCH-Config message in accordance with current 3GPP specifications.
  • FIG. 11 illustrates an example of a paging configuration in accordance with current 3GPP specifications where PFs are evenly distributed throughout a paging cycle.
  • FIG. 12 illustrates an example of a PEI bit field in accordance with current 3GPP specifications.
  • FIG. 14 illustrates an example of a diagram of potential power savings for UEs that are provided for by PEI in accordance with current 3GPP specifications.
  • FIG. 15 illustrates an example of a diagram of a PEI indicating upcoming POs for the first two PFs in a paging cycle in accordance with current 3GPP specifications.
  • FIG. 16 illustrates an example of a diagram of a frame-level offset and a symbol-level offset for a PEI with relation to the first PF in a paging cycle in accordance with current 3GPP specifications.
  • FIG. 17 illustrates an example of a diagram of a paging configuration with a PEI indicating upcoming POs for a PF in a paging cycle in accordance with an embodiment of the present disclosure.
  • FIG. 18 illustrates an example of a diagram of a paging configuration with two PEIs indicating upcoming POs for two PFs in a paging cycle in accordance with an embodiment of the present disclosure.
  • FIG. 19 illustrates an example of a diagram of a paging configuration with four PFs in a paging cycle in accordance with an embodiment of the present disclosure.
  • FIG. 20 illustrates an example of a diagram of a paging configuration with two PEIs indicating POs for a PF in a paging cycle in accordance with an embodiment of the present disclosure.
  • FIG. 21 illustrates an example of a diagram of an extended field for a PEI in accordance with an embodiment of the present disclosure.
  • FIG. 22 illustrates an example of a diagram of a paging configuration with clustered PFs and POs in a paging cycle in accordance with an embodiment of the present disclosure.
  • FIG. 23 illustrates an example of a diagram of a paging configuration with clustered PFs and POs in a paging cycle in accordance with an embodiment of the present disclosure.
  • FIG. 24 illustrates an example of a diagram of a paging configuration with clustered PFs and POs in a paging cycle in accordance with an embodiment of the present disclosure.
  • FIG. 25 illustrates an example of an exemplary flow chart of a method of reducing power consumption by a gNB according to some embodiments.
  • Memory Medium or Memory Any of various types of non-transitory memory devices or storage devices.
  • the term “memory medium” is intended to include an installation medium, e.g., a CD-ROM, floppy disks, or tape device; a computer system memory or random-access memory such as DRAM, DDR RAM, SRAM, EDO RAM, Rambus RAM, etc. ; a non-volatile memory such as a Flash, magnetic media, e.g., a hard drive, or optical storage; registers, or other similar types of memory elements, etc.
  • the memory medium may include other types of non-transitory memory as well or combinations thereof.
  • the memory medium may be located in a first computer system in which the programs are executed, or may be located in a second different computer system which connects to the first computer system over a network, such as the Internet. In the latter instance, the second computer system may provide program instructions to the first computer for execution.
  • the term “memory medium” may include two or more memory mediums which may reside in different locations, e.g., in different computer systems that are connected over a network.
  • the memory medium may store program instructions (e.g., embodied as computer programs) that may be executed by one or more processors.
  • Carrier Medium a memory medium as described above, as well as a physical transmission medium, such as a bus, network, and/or other physical transmission medium that conveys signals such as electrical, electromagnetic, or digital signals.
  • a physical transmission medium such as a bus, network, and/or other physical transmission medium that conveys signals such as electrical, electromagnetic, or digital signals.
  • Programmable Hardware Element includes various hardware devices comprising multiple programmable function blocks connected via a programmable interconnect. Examples include FPGAs (Field Programmable Gate Arrays) , PLDs (Programmable Logic Devices) , FPOAs (Field Programmable Object Arrays) , and CPLDs (Complex PLDs) .
  • the programmable function blocks may range from fine grained (combinatorial logic or look up tables) to coarse grained (arithmetic logic units or processor cores) .
  • a programmable hardware element may also be referred to as "reconfigurable logic” .
  • Computer System any of various types of computing or processing systems, including a personal computer system (PC) , mainframe computer system, workstation, network appliance, Internet appliance, personal digital assistant (PDA) , television system, grid computing system, or other device or combinations of devices.
  • PC personal computer system
  • mainframe computer system workstation
  • network appliance Internet appliance
  • PDA personal digital assistant
  • television system grid computing system, or other device or combinations of devices.
  • computer system can be broadly defined to encompass any device (or combination of devices) having at least one processor that executes instructions from a memory medium.
  • UE User Equipment
  • UE Device any of various types of computer systems devices which are mobile or portable and which performs wireless communications.
  • UE devices include mobile telephones or smart phones (e.g., iPhone TM , Android TM -based phones) , portable gaming devices (e.g., Nintendo DS TM , PlayStation Portable TM , Gameboy Advance TM , iPhone TM ) , laptops, wearable devices (e.g., smart watch, smart glasses) , PDAs, portable Internet devices, Internet of Things, music players, data storage devices, other handheld devices, unmanned aerial vehicles (UAVs) (e.g., drones) , UAV controllers (UACs) , and so forth.
  • UAVs unmanned aerial vehicles
  • UAV controllers UAV controllers
  • Base Station has the full breadth of its ordinary meaning, and at least includes a wireless communication station installed at a fixed location and used to communicate with UEs as part of a wireless telephone system or radio system, including but not limited Next Generation Node-Bs (gNB) in NR.
  • gNB Next Generation Node-Bs
  • Base Station is a network component of a wireless network while a UE is not.
  • Processing Element refers to various elements or combinations of elements that are capable of performing a function in a device, such as a user equipment or a cellular network device.
  • Processing elements may include, for example: processors and associated memory, portions or circuits of individual processor cores, entire processor cores, processor arrays, circuits such as an ASIC (Application Specific Integrated Circuit) , programmable hardware elements such as a field programmable gate array (FPGA) , as well any of various combinations of the above.
  • ASIC Application Specific Integrated Circuit
  • FPGA field programmable gate array
  • channel widths may be variable (e.g., depending on device capability, band conditions, etc. ) .
  • LTE may support scalable channel bandwidths from 1.4 MHz to 20MHz.
  • 5G NR can support scalable channel bandwidths from 5 MHz to 100 MHz in Frequency Range 1 (FR1) and up to 400 MHz in FR2.
  • WLAN channels may be 22 MHz wide while Bluetooth channels may be 1 MHz wide.
  • Other protocols and standards may include different definitions of channels.
  • some standards may define and use multiple types of channels, e.g., different channels for uplink or downlink and/or different channels for different uses such as data, control information, etc.
  • band has the full breadth of its ordinary meaning, and at least includes a section of spectrum (e.g., radio frequency spectrum) in which channels are used or set aside for the same purpose.
  • spectrum e.g., radio frequency spectrum
  • Automatically refers to an action or operation performed by a computer system (e.g., software executed by the computer system) or device (e.g., circuitry, programmable hardware elements, ASICs, etc. ) , without user input directly specifying or performing the action or operation.
  • a computer system e.g., software executed by the computer system
  • device e.g., circuitry, programmable hardware elements, ASICs, etc.
  • An automatic procedure may be initiated by input provided by the user, but the subsequent actions that are performed “automatically” are not specified by the user, i.e., are not performed “manually” , where the user specifies each action to perform.
  • a user filling out an electronic form by selecting each field and providing input specifying information is filling out the form manually, even though the computer system will update the form in response to the user actions.
  • the form may be automatically filled out by the computer system where the computer system (e.g., software executing on the computer system) analyzes the fields of the form and fills in the form without any user input specifying the answers to the fields.
  • the user may invoke the automatic filling of the form, but is not involved in the actual filling of the form (e.g., the user is not manually specifying answers to fields but rather they are being automatically completed) .
  • the present specification provides various examples of operations being automatically performed in response to actions the user has taken.
  • Concurrent – refers to parallel execution or performance, where tasks, processes, or programs are performed in an at least partially overlapping manner.
  • concurrency may be implemented using “strong” or strict parallelism, where tasks are performed (at least partially) in parallel on respective computational elements, or using “weak parallelism” , where the tasks are performed in an interleaved manner, e.g., by time multiplexing of execution threads.
  • Paging refers to a process is a process used by a base station (gNB) to alert a specific UE that there is incoming traffic, such as a call, SMS (Short Message Service) , or other data.
  • the paging procedure occurs when the UE is in a Radio Resource Control (RRC) idle mode. This means that the UE typically monitors for a paging message whether or not the network is sending the UE any paging messages.
  • RRC Radio Resource Control
  • the UE enters and stays in a sleep mode that is defined to remain in a Discontinuous Reception (DRX) cycle.
  • DRX Discontinuous Reception
  • the UE wakes up and monitors the Physical Downlink Control Channel (PDCCH) during a specific paging opportunity (PO) of a specific paging frame (PF) to check if there is a paging message. If the PDCCH indicates that the paging message is transmitted in the subframe, the UE demodulates the Physical Downlink Shared Channel (PDSCH) to receive the paging message that is directed to the UE.
  • PDCCH Physical Downlink Control Channel
  • PO paging opportunity
  • PF specific paging frame
  • Paging Frame refers to specific frame within a radio frame structure used by a wireless network. It is a frame number in which messages are transmitted to alert UEs on the PDCCH. Each PF corresponds to a specific point in time within the radio frame.
  • Paging Occasion refers to specific time slots, intervals or subframes in a PF during which a network sends out messages to locate and notify a particular UE of a network event.
  • UEs wake up and listen for messages during assigned POs on the PDCCH.
  • a UE only monitors one PO in a paging cycle.
  • Subgroups of UEs may monitor the same PO in a paging cycle.
  • SFN System Frame Number
  • SFN refers to a network-wide counter that keeps track of the overall frame number in the cellular network. It provides synchronization information for all UEs within the network.
  • Synchronization Signal Block refers to the synchronization signal and physical broadcast channel (PBCH) block that includes the primary synchronization signal (PSS) , the secondary synchronization signal (SSS) , the physical broadcast channel (PBCH) and the PBCH demodulation reference signal (DRMS) .
  • the SSB can be transmitted periodically.
  • Each cell typically includes an SSB.
  • the UE uses the information in the SSB to connect with the cell.
  • SSS Secondary Synchronization Signal
  • gNB base station
  • SSSs are transmitted periodically within the synchronization signal block (SSB) , and UEs monitor them to establish and maintain synchronization.
  • SSB synchronization signal block
  • Paging Early Indication refers to a power-saving process of notifying UEs of upcoming network events that require their attention.
  • PEI Paging Early Indication
  • a UE can avoid frequent wake-ups to check for messages. Instead, the UE can rely on PEIs to determine when and if to wake up and actively listen for paging messages in upcoming POs.
  • PEIs can be integrated with SSBs to convey early indication paging information to UEs. That is, a base station (gNB) can use the periodic SSB transmissions to carry the PEIs. This way, a UE can receive the early paging indication information while monitoring the SSBs.
  • gNB base station
  • PEI may contain a bitmap that indicates whether a subgroup of UEs monitoring the same PO need to monitor a page or not. That is, the PEI indicates whether there is a page in the PO in the corresponding PF of the paging subgroup for a UE. When the PEI indicates a positive page, the UEs are configured to monitor the PO in the corresponding PF.
  • PEI configuration refers to information that informs UEs which radio frames carry PEIs.
  • the PEI configuration may define a frame-level offset and a symbol-level offset.
  • a base station gNB may select, encode, and transmit PEI configuration information to UEs as part of a registration process.
  • Discontinuous Reception refers to a power-saving mechanism used in cellular networks, to help extend the battery life of UEs while still maintaining network connectivity.
  • DRX works by allowing a UE to periodically sleep or turn off its radio reception for defined intervals when it’s not actively receiving data. During these DRX cycles, the UE conserves power by not continuously monitoring the network for incoming messages or data. Instead, it wakes up at predefined intervals to check for any pending data or signaling. This periodic sleep-wake cycle helps reduce power consumption without losing essential network connectivity.
  • Extended DRX refers to an extension of DRX that provides increased power savings for UEs.
  • Paging Group refers to a grouping of UEs into subgroups based on various criteria, and paging opportunities can be scheduled for specific groups of UEs at different times to further optimize paging. Subgroups of UEs may monitor the same PO in a paging cycle.
  • Paging Configuration refers to system information related to paging UEs that identifies one or more of: the total number of frames in a paging cycle, the number and location of PFs in the paging cycle, and the number of POs per PF.
  • paging configuration information UEs can determine which PO and PF to monitor in a paging cycle.
  • 5G-S-TMSI refers to a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) that is assigned to UEs by a wireless network during a registration process.
  • GUI Globally Unique Temporary Identifier
  • Various components may be described as “configured to” perform a task or tasks.
  • “configured to” is a broad recitation generally meaning “having structure that” performs the task or tasks during operation. As such, the component can be configured to perform the task even when the component is not currently performing that task (e.g., a set of electrical conductors may be configured to electrically connect a module to another module, even when the two modules are not connected) .
  • “configured to” may be a broad recitation of structure generally meaning “having circuitry that” performs the task or tasks during operation. As such, the component can be configured to perform the task even when the component is not currently on.
  • the circuitry that forms the structure corresponding to “configured to” may include hardware circuits.
  • the example embodiments may be further understood with reference to the following description and the related appended drawings, wherein like elements are provided with the same reference numerals.
  • the example embodiments relate to apparatuses, systems and method for reducing energy usage by network components, e.g., base stations in wireless communication systems.
  • the example embodiments are described with regard to communication between a Next Generation Node B (gNB) and a user equipment (UE) .
  • gNB Next Generation Node B
  • UE user equipment
  • the example embodiments may be utilized with any electronic component that may establish a connection to a network and is configured with the hardware, software, and/or firmware to support for reducing energy usage by network components in wireless communication systems. Therefore, the gNB or UE as described herein is used to represent any appropriate type of electronic component.
  • the example embodiments are also described with regard to a fifth generation (5G) New Radio (NR) network that may configure a UE to support for reducing energy usage by network components in wireless communication systems.
  • 5G fifth generation
  • NR New Radio
  • reference to a 5G NR network is merely provided for illustrative purposes.
  • the example embodiments may be utilized with any appropriate type of network.
  • FIGS 1A and 1B Communication Systems
  • FIG. 1A illustrates a simplified example wireless communication system, according to some embodiments. It is noted that the system of FIG. 1A is merely one example of a possible system, and that features of this disclosure may be implemented in any of various systems, as desired.
  • the example wireless communication system includes a base station 102A which communicates over a transmission medium with one or more user devices 106A, 106B, etc., through 106N.
  • Each of the user devices may be referred to herein as a “user equipment” (UE) .
  • UE user equipment
  • the user devices 106 are referred to as UEs or UE devices.
  • the base station (BS) 102A may be a base transceiver station (BTS) or cell site (a “cellular base station” ) and may include hardware that enables wireless communication with the UEs 106A through 106N.
  • BTS base transceiver station
  • cellular base station a “cellular base station”
  • the communication area (or coverage area) of the base station may be referred to as a “cell. ”
  • the base station 102A and the UEs 106 may be configured to communicate over the transmission medium using any of various radio access technologies (RATs) , also referred to as wireless communication technologies, or telecommunication standards, such as GSM, UMTS (associated with, for example, WCDMA or TD-SCDMA air interfaces) , LTE, LTE-Advanced (LTE-A) , 5G new radio (5G NR) , HSPA, 3GPP2 CDMA2000 (e.g., 1xRTT, 1xEV-DO, HRPD, eHRPD) , etc.
  • RATs radio access technologies
  • GSM Global System for Mobile communications
  • UMTS associated with, for example, WCDMA or TD-SCDMA air interfaces
  • LTE LTE-Advanced
  • 5G NR 5G new radio
  • 3GPP2 CDMA2000 e.g., 1xRT
  • the base station 102A is implemented in the context of LTE, also referred to as the Evolved Universal Terrestrial Radio Access Network (E-UTRAN, it may alternately be referred to as an 'eNodeB' or ‘eNB’ .
  • E-UTRAN Evolved Universal Terrestrial Radio Access Network
  • eNB Evolved Universal Terrestrial Radio Access Network
  • the base station 102A is implemented in the context of 5G NR, it may alternately be referred to as ‘gNodeB’ or ‘gNB’ .
  • the base station 102A may also be equipped to communicate with a network 100 (e.g., a core network of a cellular service provider, a telecommunication network such as a public switched telephone network (PSTN) , and/or the Internet, among various possibilities) .
  • a network 100 e.g., a core network of a cellular service provider, a telecommunication network such as a public switched telephone network (PSTN) , and/or the Internet, among various possibilities
  • PSTN public switched telephone network
  • the base station 102A may facilitate communication between the user devices and/or between the user devices and the network 100.
  • the cellular base station 102A may provide UEs 106 with various telecommunication capabilities, such as voice, SMS and/or data services.
  • Base station 102A and other similar base stations (such as base stations 102B...102N) operating according to the same or a different cellular communication standard may thus be provided as a network of cells, which may provide continuous or nearly continuous overlapping service to UEs 106A-N and similar devices over a geographic area via one or more cellular communication standards.
  • each UE 106 may also be capable of receiving signals from (and possibly within communication range of) one or more other cells (which might be provided by base stations 102B-N and/or any other base stations) , which may be referred to as “neighboring cells” .
  • Such cells may also be capable of facilitating communication between user devices and/or between user devices and the network 100.
  • Such cells may include “macro” cells, “micro” cells, “pico” cells, and/or cells which provide any of various other granularities of service area size.
  • base stations 102A-B illustrated in FIG. 1A might be macro cells, while base station 102N might be a micro cell. Other configurations are also possible.
  • base station 102A may be a next generation base station, e.g., a 5G New Radio (5G NR) base station, or “gNB” .
  • a gNB may be connected to a legacy evolved packet core (EPC) network and/or to a NR core (NRC) network.
  • EPC legacy evolved packet core
  • NRC NR core
  • a gNB cell may include one or more transition and reception points (TRPs) .
  • TRPs transition and reception points
  • a UE capable of operating according to 5G NR may be connected to one or more TRPs within one or more gNBs.
  • a UE 106 may be capable of communicating using multiple wireless communication standards.
  • the UE 106 may be configured to communicate using a wireless networking (e.g., Wi-Fi) and/or peer-to-peer wireless communication protocol (e.g., Bluetooth, Wi-Fi peer-to-peer, etc. ) in addition to at least one cellular communication protocol (e.g., GSM, UMTS (associated with, for example, WCDMA or TD-SCDMA air interfaces) , LTE, LTE-A, 5G NR, HSPA, 3GPP2 CDMA2000 (e.g., 1xRTT, 1xEV-DO, HRPD, eHRPD) , etc. ) .
  • GSM Global System for Mobile communications
  • UMTS associated with, for example, WCDMA or TD-SCDMA air interfaces
  • LTE Long Term Evolution
  • LTE-A Long Term Evolution
  • 5G NR Fifth Generation
  • HSPA High Speed Packet Access
  • the UE 106 may also or alternatively be configured to communicate using one or more global navigational satellite systems (GNSS, e.g., GPS or GLONASS) , one or more mobile television broadcasting standards (e.g., ATSC-M/H or DVB-H) , and/or any other wireless communication protocol, if desired.
  • GNSS global navigational satellite systems
  • mobile television broadcasting standards e.g., ATSC-M/H or DVB-H
  • any other wireless communication protocol if desired.
  • Other combinations of wireless communication standards including more than two wireless communication standards are also possible.
  • the base station 102A may select a paging configuration and a PEI configuration for UEs 106.
  • the base station 102A may encode and transmit the paging configuration and the PEI configuration to UEs 106 as part of a registration process.
  • UEs 106 can determine which PO and PF to monitor in a paging cycle.
  • UEs 106 can determine the radio frame that carries relevant PEI.
  • FIG. 1 B illustrates user equipment 106 (e.g., one of the devices 106A through 106N) in communication with a base station 102 and an access point 112, according to some embodiments.
  • the UE 106 may be a device with both cellular communication capability and non-cellular communication capability (e.g., Bluetooth, Wi-Fi, and so forth) such as a mobile phone, a hand-held device, a computer or a tablet, or virtually any type of wireless device.
  • non-cellular communication capability e.g., Bluetooth, Wi-Fi, and so forth
  • the UE 106 may include a processor that is configured to execute program instructions stored in memory. The UE 106 may perform any of the method embodiments described herein by executing such stored instructions. Alternatively, or in addition, the UE 106 may include a programmable hardware element such as an FPGA (field-programmable gate array) that is configured to perform any of the method embodiments described herein, or any portion of any of the method embodiments described herein.
  • a programmable hardware element such as an FPGA (field-programmable gate array) that is configured to perform any of the method embodiments described herein, or any portion of any of the method embodiments described herein.
  • the UE 106 may include one or more antennas for communicating using one or more wireless communication protocols or technologies.
  • the UE 106 may be configured to communicate using, for example, CDMA2000 (1xRTT /1xEV-DO /HRPD /eHRPD) , LTE/LTE-Advanced, or 5G NR using a single shared radio and/or GSM, LTE, LTE-Advanced, or 5G NR using the single shared radio.
  • the shared radio may couple to a single antenna, or may couple to multiple antennas (e.g., for MIMO) for performing wireless communications.
  • a radio may include any combination of a baseband processor, analog RF signal processing circuitry (e.g., including filters, mixers, oscillators, amplifiers, etc. ) , or digital processing circuitry (e.g., for digital modulation as well as other digital processing) .
  • the radio may implement one or more receive and transmit chains using the aforementioned hardware.
  • the UE 106 may share one or more parts of a receive and/or transmit chain between multiple wireless communication technologies, such as those discussed above.
  • the UE 106 may include separate transmit and/or receive chains (e.g., including separate antennas and other radio components) for each wireless communication protocol with which it is configured to communicate.
  • the UE 106 may include one or more radios which are shared between multiple wireless communication protocols, and one or more radios which are used exclusively by a single wireless communication protocol.
  • the UE 106 might include a shared radio for communicating using either of LTE or 5G NR (or LTE or 1xRTTor LTE or GSM) , and separate radios for communicating using each of Wi-Fi and Bluetooth. Other configurations are also possible.
  • FIG. 2 Block Diagram of a Base Station (gNB)
  • FIG. 2 illustrates an example block diagram of a base station 102, according to some embodiments. It is noted that the base station of FIG. 2 is merely one example of a possible base station. As shown, the base station 102 may include processor (s) 204 which may execute program instructions for the base station 102. The processor (s) 204 may also be coupled to memory management unit (MMU) 240, which may be configured to receive addresses from the processor (s) 204 and translate those addresses to locations in memory (e.g., memory 260 and read only memory (ROM) 250) or to other circuits or devices.
  • MMU memory management unit
  • the base station 102 may include at least one network port 270.
  • the network port 270 may be configured to couple to a telephone network and provide a plurality of devices, such as UE devices 106, access to the telephone network as described above in Figures 1 and 2.
  • the network port 270 may also or alternatively be configured to couple to a cellular network, e.g., a core network of a cellular service provider.
  • the core network may provide mobility related services and/or other services to a plurality of devices, such as UE devices 106.
  • the network port 270 may couple to a telephone network via the core network, and/or the core network may provide a telephone network (e.g., among other UE devices serviced by the cellular service provider) .
  • base station 102 may be a next generation base station, e.g., a 5G New Radio (5G NR) base station, or “gNB” .
  • base station 102 may be connected to a legacy evolved packet core (EPC) network and/or to a NR core (NRC) network.
  • EPC legacy evolved packet core
  • NRC NR core
  • base station 102 may be considered a 5G NR cell and may include one or more transition and reception points (TRPs) .
  • TRPs transition and reception points
  • a UE capable of operating according to 5G NR may be connected to one or more TRPs within one or more gNBs.
  • the base station 102 may include at least one antenna 234, and possibly multiple antennas.
  • the at least one antenna 234 may be configured to operate as a wireless transceiver and may be further configured to communicate with UE devices 106 via radio 230.
  • the antenna 234 communicates with the radio 230 via communication chain 232.
  • Communication chain 232 may be a receive chain, a transmit chain or both.
  • the radio 230 may be configured to communicate via various wireless communication standards, including, but not limited to, 5G NR, LTE, LTE-A, GSM, UMTS, CDMA2000, Wi-Fi, etc.
  • the base station 102 may be configured to communicate wirelessly using multiple wireless communication standards.
  • the base station 102 may include multiple radios, which may enable the base station 102 to communicate according to multiple wireless communication technologies.
  • the base station 102 may include an LTE radio for performing communication according to LTE as well as a 5G NR radio for performing communication according to 5G NR.
  • the base station 102 may be capable of operating as both an LTE base station and a 5G NR base station.
  • the base station 102 may include a multi-mode radio which is capable of performing communications according to any of multiple wireless communication technologies (e.g., 5G NR and Wi-Fi, LTE and Wi-Fi, LTE and UMTS, LTE and CDMA2000, UMTS and GSM, etc. ) .
  • multiple wireless communication technologies e.g., 5G NR and Wi-Fi, LTE and Wi-Fi, LTE and UMTS, LTE and CDMA2000, UMTS and GSM, etc.
  • the base station 102 may include hardware and software components for implementing or supporting implementation of features described herein.
  • the processor 204 of the base station 102 may be configured to implement or support implementation of part or all of the methods described herein, e.g., by executing program instructions stored on a memory medium (e.g., a non-transitory computer-readable memory medium) .
  • the processor 204 may be configured as a programmable hardware element, such as an FPGA (Field Programmable Gate Array) , or as an ASIC (Application Specific Integrated Circuit) , or a combination thereof.
  • the processor 204 of the base station 102 in conjunction with one or more of the other components 230, 232, 234, 240, 250, 260, 270 may be configured to implement or support implementation of part or all of the features described herein.
  • processor (s) 204 may be comprised of one or more processing elements. In other words, one or more processing elements may be included in processor (s) 204. Thus, processor (s) 204 may include one or more integrated circuits (ICs) that are configured to perform the functions of processor (s) 204. In addition, each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of processor (s) 204.
  • circuitry e.g., first circuitry, second circuitry, etc.
  • radio 230 may be comprised of one or more processing elements.
  • one or more processing elements may be included in radio 230.
  • radio 230 may include one or more integrated circuits (ICs) that are configured to perform the functions of radio 230.
  • each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of radio 230.
  • the base station or gNB 102, and/or processors 204 thereof can be capable of and configured to determine, for a user equipment, a paging configuration that reduces energy usage by network components, e.g., base station or gNB 102, in wireless communication systems.
  • FIG. 3 Block Diagram of a Server
  • FIG. 3 illustrates an example block diagram of a server 104, according to some embodiments. It is noted that the server of FIG. 3 is merely one example of a possible server. As shown, the server 104 may include processor (s) 344 which may execute program instructions for the server 104. The processor (s) 344 may also be coupled to memory management unit (MMU) 374, which may be configured to receive addresses from the processor (s) 344 and translate those addresses to locations in memory (e.g., memory 364 and read only memory (ROM) 354) or to other circuits or devices.
  • MMU memory management unit
  • the server 104 may be configured to provide a plurality of devices, such as base station 102, and UE devices 106 access to network functions, e.g., as further described herein.
  • the server 104 may be part of a radio access network, such as a 5G New Radio (5G NR) radio access network.
  • the server 104 may be connected to a legacy evolved packet core (EPC) network and/or to a NR core (NRC) network.
  • EPC legacy evolved packet core
  • NRC NR core
  • the server 104 may include hardware and software components for implementing or supporting implementation of features described herein.
  • the processor 344 of the server 104 may be configured to implement or support implementation of part or all of the methods described herein, e.g., by executing program instructions stored on a memory medium (e.g., a non-transitory computer-readable memory medium) .
  • the processor 344 may be configured as a programmable hardware element, such as an FPGA (Field Programmable Gate Array) , or as an ASIC (Application Specific Integrated Circuit) , or a combination thereof.
  • the processor 344 of the server 104 in conjunction with one or more of the other components 354, 364, and/or 374 may be configured to implement or support implementation of part or all of the features described herein.
  • processor (s) 344 may be comprised of one or more processing elements. In other words, one or more processing elements may be included in processor (s) 344.
  • processor (s) 344 may include one or more integrated circuits (ICs) that are configured to perform the functions of processor (s) 344.
  • each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of processor (s) 344.
  • FIG. 4 Block Diagram of a User Equipment (UE)
  • FIG. 4 illustrates an example simplified block diagram of a communication device 106, according to some embodiments. It is noted that the block diagram of the communication device of FIG. 4 is only one example of a possible communication device.
  • communication device 106 may be a user equipment (UE) device, a mobile device or mobile station, a wireless device or wireless station, a desktop computer or computing device, a mobile computing device (e.g., a laptop, notebook, or portable computing device) , a tablet, an unmanned aerial vehicle (UAV) , a UAV controller (UAC) and/or a combination of devices, among other devices.
  • the communication device 106 may include a set of components 400 configured to perform core functions.
  • this set of components may be implemented as a system on chip (SOC) , which may include portions for various purposes.
  • SOC system on chip
  • this set of components 400 may be implemented as separate components or groups of components for the various purposes.
  • the set of components 400 may be coupled (e.g., communicatively; directly or indirectly) to various other circuits of the communication device 106.
  • the cellular communication circuitry 430 may couple (e.g., communicatively; directly or indirectly) to one or more antennas, such as antennas 435 and 436 as shown.
  • the short to medium range wireless communication circuitry 429 may also couple (e.g., communicatively; directly or indirectly) to one or more antennas, such as antennas 437 and 438 as shown.
  • the short to medium range wireless communication circuitry 429 may couple (e.g., communicatively; directly or indirectly) to the antennas 435 and 436 in addition to, or instead of, coupling (e.g., communicatively; directly or indirectly) to the antennas 437 and 438.
  • the short to medium range wireless communication circuitry 429 and/or cellular communication circuitry 430 may include multiple receive chains and/or multiple transmit chains for receiving and/or transmitting multiple spatial streams, such as in a multiple-input multiple output (MIMO) configuration.
  • MIMO multiple-input multiple output
  • cellular communication circuitry 430 may include dedicated receive chains (including and/or coupled to, e.g., communicatively; directly or indirectly. dedicated processors and/or radios) for multiple RATs (e.g., a first receive chain for LTE and a second receive chain for 5G NR) .
  • cellular communication circuitry 430 may include a single transmit chain that may be switched between radios dedicated to specific RATs.
  • a first radio may be dedicated to a first RAT, e.g., LTE, and may be in communication with a dedicated receive chain and a transmit chain shared with an additional radio, e.g., a second radio that may be dedicated to a second RAT, e.g., 5G NR, and may be in communication with a dedicated receive chain and the shared transmit chain.
  • a first RAT e.g., LTE
  • a second radio may be dedicated to a second RAT, e.g., 5G NR, and may be in communication with a dedicated receive chain and the shared transmit chain.
  • the communication device 106 may also include and/or be configured for use with one or more user interface elements.
  • the user interface elements may include any of various elements, such as display 460 (which may be a touchscreen display) , a keyboard (which may be a discrete keyboard or may be implemented as part of a touchscreen display) , a mouse, a microphone and/or speakers, one or more cameras, one or more buttons, and/or any of various other elements capable of providing information to a user and/or receiving or interpreting user input.
  • each SIM may be a single smart card that may be embedded, e.g., may be soldered onto a circuit board in the UE 106, or each SIM 410 may be implemented as a removable smart card.
  • the SIM (s) may be one or more removable smart cards (such as UICC cards, which are sometimes referred to as “SIM cards” )
  • the SIMs 410 may be one or more embedded cards (such as embedded UICCs (eUICCs) , which are sometimes referred to as “eSIMs” or “eSIM cards” ) .
  • one or more of the SIM (s) may implement embedded SIM (eSIM) functionality; in such an embodiment, a single one of the SIM (s) may execute multiple SIM applications.
  • Each of the SIMs may include components such as a processor and/or a memory; instructions for performing SIM/eSIM functionality may be stored in the memory and executed by the processor.
  • the UE 106 may include a combination of removable smart cards and fixed/non-removable smart cards (such as one or more eUICC cards that implement eSIM functionality) , as desired.
  • the UE 106 may comprise two embedded SIMs, two removable SIMs, or a combination of one embedded SIMs and one removable SIMs.
  • Various other SIM configurations are also contemplated.
  • the UE 106 may include two or more SIMs.
  • the inclusion of two or more SIMs in the UE 106 may allow the UE 106 to support two different telephone numbers and may allow the UE 106 to communicate on corresponding two or more respective networks.
  • a first SIM may support a first RAT such as LTE
  • a second SIM 410 support a second RAT such as 5G NR.
  • Other implementations and RATs are of course possible.
  • the UE 106 may support Dual SIM Dual Active (DSDA) functionality.
  • DSDA Dual SIM Dual Active
  • the DSDA functionality may allow the UE 106 to be simultaneously connected to two networks (and use two different RATs) at the same time, or to simultaneously maintain two connections supported by two different SIMs using the same or different RATs on the same or different networks.
  • the DSDA functionality may also allow the UE 106 to simultaneously receive voice calls or data traffic on either phone number.
  • the voice call may be a packet switched communication.
  • the voice call may be received using voice over LTE (VoLTE) technology and/or voice over NR (VoNR) technology.
  • the UE 106 may support Dual SIM Dual Standby (DSDS) functionality.
  • the DSDS functionality may allow either of the two SIMs in the UE 106 to be on standby waiting for a voice call and/or data connection. In DSDS, when a call/data is established on one SIM, the other SIM is no longer active.
  • DSDx functionality (either DSDA or DSDS functionality) may be implemented with a single SIM (e.g., a eUICC) that executes multiple SIM applications for different carriers and/or RATs.
  • the SOC 400 may include processor (s) 402, which may execute program instructions for the communication device 106 and display circuitry 404, which may perform graphics processing and provide display signals to the display 460.
  • the processor (s) 402 may also be coupled to memory management unit (MMU) 440, which may be configured to receive addresses from the processor (s) 402 and translate those addresses to locations in memory (e.g., memory 406, read only memory (ROM) 450, NAND flash memory 410) and/or to other circuits or devices, such as the display circuitry 404, short to medium range wireless communication circuitry 429, cellular communication circuitry 430, connector I/F 420, and/or display 460.
  • the MMU 440 may be configured to perform memory protection and page table translation or set up. In some embodiments, the MMU 440 may be included as a portion of the processor (s) 402.
  • the communication device 106 may include hardware and software components for implementing the above features for a communication device 106 to communicate a scheduling profile for power savings to a network.
  • the processor 402 of the communication device 106 may be configured to implement part or all of the features described herein, e.g., by executing program instructions stored on a memory medium (e.g., a non-transitory computer-readable memory medium) .
  • processor 402 may be configured as a programmable hardware element, such as an FPGA (Field Programmable Gate Array) , or as an ASIC (Application Specific Integrated Circuit) .
  • FPGA Field Programmable Gate Array
  • ASIC Application Specific Integrated Circuit
  • the processor 402 of the communication device 106 in conjunction with one or more of the other components 400, 404, 406, 410, 420, 429, 430, 440, 445, 450, 460 may be configured to implement part or all of the features described herein.
  • processor 402 may include one or more processing elements.
  • processor 402 may include one or more integrated circuits (ICs) that are configured to perform the functions of processor 402.
  • each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of processor (s) 402.
  • cellular communication circuitry 430 and short to medium range wireless communication circuitry 429 may each include one or more processing elements.
  • one or more processing elements may be included in cellular communication circuitry 430 and, similarly, one or more processing elements may be included in short to medium range wireless communication circuitry 429.
  • cellular communication circuitry 430 may include one or more integrated circuits (ICs) that are configured to perform the functions of cellular communication circuitry 430.
  • each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of cellular communication circuitry 430.
  • the short to medium range wireless communication circuitry 429 may include one or more ICs that are configured to perform the functions of short to medium range wireless communication circuitry 429.
  • each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of short to medium range wireless communication circuitry 429.
  • the UE 106 and/or the processors 402 thereof can be configured to and/or capable of identifying, at the UE 106, paging configurations that reduce energy consumption at the UE 106 and the gNB 102.
  • FIG. 5 Block Diagram of Cellular Communication Circuitry
  • FIG. 5 illustrates an example simplified block diagram of cellular communication circuitry, according to some embodiments. It is noted that the block diagram of the cellular communication circuitry of FIG. 5 is only one example of a possible cellular communication circuit.
  • cellular communication circuitry 530 which may be cellular communication circuitry 430, may be included in a communication device, such as communication device 106 described above.
  • communication device 106 may be a user equipment (UE) device, a mobile device or mobile station, a wireless device or wireless station, a desktop computer or computing device, a mobile computing device (e.g., a laptop, notebook, or portable computing device) , a tablet and/or a combination of devices, among other devices.
  • UE user equipment
  • the cellular communication circuitry 530 may couple (e.g., communicatively; directly or indirectly) to one or more antennas, such as antennas 435a-b and 436 as shown (in FIG. 4) .
  • cellular communication circuitry 530 may include dedicated receive chains (including and/or coupled to, e.g., communicatively; directly or indirectly. dedicated processors and/or radios) for multiple RATs (e.g., a first receive chain for LTE and a second receive chain for 5G NR) .
  • cellular communication circuitry 530 may include a modem 510 and a modem 520.
  • Modem 510 may be configured for communications according to a first RAT, e.g., such as LTE or LTE-A, and modem 520 may be configured for communications according to a second RAT, e.g., such as 5G NR.
  • a first RAT e.g., such as LTE or LTE-A
  • modem 520 may be configured for communications according to a second RAT, e.g., such as 5G NR.
  • modem 510 may include one or more processors 512 and a memory 516 in communication with processors 512. Modem 510 may be in communication with a radio frequency (RF) front end 535.
  • RF front end 535 may include circuitry for transmitting and receiving radio signals.
  • RF front end 535 may include receive circuitry (RX) 532 and transmit circuitry (TX) 534.
  • receive circuitry 532 may be in communication with downlink (DL) front end 550, which may include circuitry for receiving radio signals via antenna 335a.
  • DL downlink
  • modem 520 may include one or more processors 522 and a memory 526 in communication with processors 522. Modem 520 may be in communication with an RF front end 540.
  • RF front end 540 may include circuitry for transmitting and receiving radio signals.
  • RF front end 540 may include receive circuitry 542 and transmit circuitry 544.
  • receive circuitry 542 may be in communication with DL front end 560, which may include circuitry for receiving radio signals via antenna 335b.
  • a switch 570 may couple transmit circuitry 534 to uplink (UL) front end 572.
  • switch 570 may couple transmit circuitry 544 to UL front end 572.
  • UL front end 572 may include circuitry for transmitting radio signals via antenna 336.
  • switch 570 may be switched to a first state that allows modem 510 to transmit signals according to the first RAT (e.g., via a transmit chain that includes transmit circuitry 534 and UL front end 572) .
  • the modem 510 may include hardware and software components for implementing the above features or for time division multiplexing UL data for NSA NR operations, as well as the various other techniques described herein.
  • the processors 512 may be configured to implement part or all of the features described herein, e.g., by executing program instructions stored on a memory medium (e.g., a non-transitory computer-readable memory medium) .
  • processor 512 may be configured as a programmable hardware element, such as an FPGA (Field Programmable Gate Array) , or as an ASIC (Application Specific Integrated Circuit) .
  • processor 512 in conjunction with one or more of the other components 530, 532, 534, 535, 550, 570, 572, 335a, 335b, and 336 may be configured to implement part or all of the features described herein.
  • processors 512 may include one or more processing elements.
  • processors 512 may include one or more integrated circuits (ICs) that are configured to perform the functions of processors 512.
  • each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of processors 512.
  • the processors 522 may be configured to implement part or all of the features described herein, e.g., by executing program instructions stored on a memory medium (e.g., a non-transitory computer-readable memory medium) .
  • processor 522 may be configured as a programmable hardware element, such as an FPGA (Field Programmable Gate Array) , or as an ASIC (Application Specific Integrated Circuit) .
  • the processor 522 in conjunction with one or more of the other components 540, 542, 544, 550, 570, 572, 335a, 335b, and 336 may be configured to implement part or all of the features described herein.
  • processors 522 may include one or more processing elements.
  • processors 522 may include one or more integrated circuits (ICs) that are configured to perform the functions of processors 522.
  • each integrated circuit may include circuitry (e.g., first circuitry, second circuitry, etc. ) configured to perform the functions of processors 522.
  • the processors 512, 522 can be configured for clustering PFs, POs, and PEIs during paging cycles as further described herein.
  • FIG. 6 Block Diagram of a Baseband Processor Architecture for a UE
  • FIG. 6 illustrates example components of a device 600 in accordance with some embodiments. It is noted that the device of FIG. 6 is merely one example of a possible system, and that features of this disclosure may be implemented in any of various UEs, as desired.
  • the device 600 may include application circuitry 602, baseband circuitry 604, Radio Frequency (RF) circuitry 606, front-end module (FEM) circuitry 608, one or more antennas 610, and power management circuitry (PMC) 612 coupled together at least as shown.
  • the components of the illustrated device 600 may be included in a UE 106 or a RAN node 102A.
  • the device 600 may include less elements (e.g., a RAN node may not utilize application circuitry 602, and instead include a processor/controller to process IP data received from an EPC) .
  • the device 600 may include additional elements such as, for example, memory/storage, display, camera, sensor, or input/output (I/O) interface.
  • the components described below may be included in more than one device (e.g., said circuitries may be separately included in more than one device for Cloud-RAN (C-RAN) implementations) .
  • C-RAN Cloud-RAN
  • the application circuitry 602 may include one or more application processors.
  • the application circuitry 602 may include circuitry such as, but not limited to, one or more single-core or multi-core processors.
  • the processor may include any combination of general-purpose processors and dedicated processors (e.g., graphics processors, application processors, etc. ) .
  • the processors may be coupled with or may include memory/storage and may be configured to execute instructions stored in the memory/storage to enable various applications or operating systems to run on the device 600.
  • processors of application circuitry 602 may process IP data packets received from an EPC.
  • the baseband circuitry 604 may include circuitry such as, but not limited to, one or more single-core or multi-core processors.
  • the baseband circuitry 604 may include one or more baseband processors or control logic to process baseband signals received from a receive signal path of the RF circuitry 606 and to generate baseband signals for a transmit signal path of the RF circuitry 606.
  • Baseband processing circuity 604 may interface with the application circuitry 602 for generation and processing of the baseband signals and for controlling operations of the RF circuitry 606.
  • the baseband circuitry 604 may include a third generation (3G) baseband processor 604A, a fourth generation (4G) baseband processor 604B, a fifth generation (5G) baseband processor 604C, or other baseband processor (s) 604D for other existing generations, generations in development or to be developed in the future (e.g., second generation (2G) , sixth generation (6G) , etc. ) .
  • the baseband circuitry 604 e.g., one or more of baseband processors 604A-D
  • baseband processors 604A-D may be included in modules stored in the memory 604G and executed via a Central Processing Unit (CPU) 604E.
  • the radio control functions may include, but are not limited to, signal modulation/demodulation, encoding/decoding, radio frequency shifting, etc.
  • modulation/demodulation circuitry of the baseband circuitry 604 may include Fast-Fourier Transform (FFT) , precoding, or constellation mapping/demapping functionality.
  • FFT Fast-Fourier Transform
  • encoding/decoding circuitry of the baseband circuitry 604 may include convolution, tail-biting convolution, turbo, Viterbi, or Low Density Parity Check (LDPC) encoder/decoder functionality.
  • LDPC Low Density Parity Check
  • the baseband circuitry 604 may include one or more audio digital signal processor (s) (DSP) 604F.
  • the audio DSP (s) 604F may be include elements for compression/decompression and echo cancellation and may include other suitable processing elements in other embodiments.
  • Components of the baseband circuitry may be suitably combined in a single chip, a single chipset, or disposed on a same circuit board in some embodiments.
  • some or all of the constituent components of the baseband circuitry 604 and the application circuitry 602 may be implemented together such as, for example, on a system on a chip (SOC) .
  • SOC system on a chip
  • the baseband circuitry 604 may provide for communication compatible with one or more radio technologies.
  • the baseband circuitry 604 may support communication with an evolved universal terrestrial radio access network (EUTRAN) or other wireless metropolitan area networks (WMAN) , a wireless local area network (WLAN) , a wireless personal area network (WPAN) .
  • EUTRAN evolved universal terrestrial radio access network
  • WMAN wireless metropolitan area networks
  • WLAN wireless local area network
  • WPAN wireless personal area network
  • multi-mode baseband circuitry Embodiments in which the baseband circuitry 604 is configured to support radio communications of more than one wireless protocol.
  • RF circuitry 606 may enable communication with wireless networks using modulated electromagnetic radiation through a non-solid medium.
  • the RF circuitry 606 may include switches, filters, amplifiers, etc. to facilitate the communication with the wireless network.
  • RF circuitry 606 may include a receive signal path which may include circuitry to down-convert RF signals received from the FEM circuitry 608 and provide baseband signals to the baseband circuitry 604.
  • RF circuitry 606 may also include a transmit signal path which may include circuitry to up-convert baseband signals provided by the baseband circuitry 604 and provide RF output signals to the FEM circuitry 608 for transmission.
  • the receive signal path of the RF circuitry 606 may include mixer circuitry 606a, amplifier circuitry 606b and filter circuitry 606c.
  • the transmit signal path of the RF circuitry 606 may include filter circuitry 606c and mixer circuitry 606a.
  • RF circuitry 606 may also include synthesizer circuitry 606d for synthesizing a frequency for use by the mixer circuitry 606a of the receive signal path and the transmit signal path.
  • the mixer circuitry 606a of the receive signal path may be configured to down-convert RF signals received from the FEM circuitry 608 based on the synthesized frequency provided by synthesizer circuitry 606d.
  • the amplifier circuitry 606b may be configured to amplify the down-converted signals and the filter circuitry 606c may be a low-pass filter (LPF) or band-pass filter (BPF) configured to remove unwanted signals from the down-converted signals to generate output baseband signals.
  • Output baseband signals may be provided to the baseband circuitry 604 for further processing.
  • the output baseband signals may be zero-frequency baseband signals, although this is not a necessity.
  • mixer circuitry 606a of the receive signal path may comprise passive mixers, although the scope of the embodiments is not limited in this respect.
  • the mixer circuitry 606a of the transmit signal path may be configured to up-convert input baseband signals based on the synthesized frequency provided by the synthesizer circuitry 606d to generate RF output signals for the FEM circuitry 608.
  • the baseband signals may be provided by the baseband circuitry 604 and may be filtered by filter circuitry 606c.
  • the mixer circuitry 606a of the receive signal path and the mixer circuitry 606a of the transmit signal path may include two or more mixers and may be arranged for quadrature downconversion and upconversion, respectively.
  • the mixer circuitry 606a of the receive signal path and the mixer circuitry 606a of the transmit signal path may include two or more mixers and may be arranged for image rejection (e.g., Hartley image rejection) .
  • the mixer circuitry 606a of the receive signal path and the mixer circuitry 606a may be arranged for direct downconversion and direct upconversion, respectively.
  • the mixer circuitry 606a of the receive signal path and the mixer circuitry 606a of the transmit signal path may be configured for super-heterodyne operation.
  • the output baseband signals and the input baseband signals may be analog baseband signals, although the scope of the embodiments is not limited in this respect.
  • the output baseband signals and the input baseband signals may be digital baseband signals.
  • the RF circuitry 606 may include analog-to-digital converter (ADC) and digital-to-analog converter (DAC) circuitry and the baseband circuitry 604 may include a digital baseband interface to communicate with the RF circuitry 606.
  • ADC analog-to-digital converter
  • DAC digital-to-analog converter
  • the synthesizer circuitry 606d may be a fractional-N synthesizer or a fractional N/N+1 synthesizer, although the scope of the embodiments is not limited in this respect as other types of frequency synthesizers may be suitable.
  • synthesizer circuitry 606d may be a delta-sigma synthesizer, a frequency multiplier, or a synthesizer comprising a phase-locked loop with a frequency divider.
  • the synthesizer circuitry 606d may be configured to synthesize an output frequency for use by the mixer circuitry 606a of the RF circuitry 606 based on a frequency input and a divider control input. In some embodiments, the synthesizer circuitry 606d may be a fractional N/N+1 synthesizer.
  • frequency input may be provided by a voltage controlled oscillator (VCO) , although that is not a necessity.
  • VCO voltage controlled oscillator
  • Divider control input may be provided by either the baseband circuitry 604 or the applications processor 602 depending on the desired output frequency.
  • a divider control input (e.g., N) may be determined from a look-up table based on a channel indicated by the applications processor 602.
  • Synthesizer circuitry 606d of the RF circuitry 606 may include a divider, a delay-locked loop (DLL) , a multiplexer and a phase accumulator.
  • the divider may be a dual modulus divider (DMD) and the phase accumulator may be a digital phase accumulator (DPA) .
  • the DMD may be configured to divide the input signal by either N or N+1 (e.g., based on a carry out) to provide a fractional division ratio.
  • the DLL may include a set of cascaded, tunable, delay elements, a phase detector, a charge pump and a D-type flip-flop.
  • the delay elements may be configured to break a VCO period up into Nd equal packets of phase, where Nd is the number of delay elements in the delay line.
  • Nd is the number of delay elements in the delay line.
  • synthesizer circuitry 606d may be configured to generate a carrier frequency as the output frequency, while in other embodiments, the output frequency may be a multiple of the carrier frequency (e.g., twice the carrier frequency, four times the carrier frequency) and used in conjunction with quadrature generator and divider circuitry to generate multiple signals at the carrier frequency with multiple different phases with respect to each other.
  • the output frequency may be a LO frequency (fLO) .
  • the RF circuitry 606 may include an IQ/polar converter.
  • FEM circuitry 608 may include a receive signal path which may include circuitry configured to operate on RF signals received from one or more antennas 610, amplify the received signals and provide the amplified versions of the received signals to the RF circuitry 606 for further processing.
  • FEM circuitry 608 may also include a transmit signal path which may include circuitry configured to amplify signals for transmission provided by the RF circuitry 606 for transmission by one or more of the one or more antennas 610.
  • the amplification through the transmit or receive signal paths may be done solely in the RF circuitry 606, solely in the FEM 608, or in both the RF circuitry 606 and the FEM 608.
  • the FEM circuitry 608 may include a TX/RX switch to switch between transmit mode and receive mode operation.
  • the FEM circuitry may include a receive signal path and a transmit signal path.
  • the receive signal path of the FEM circuitry may include an LNA to amplify received RF signals and provide the amplified received RF signals as an output (e.g., to the RF circuitry 606) .
  • the transmit signal path of the FEM circuitry 608 may include a power amplifier (PA) to amplify input RF signals (e.g., provided by RF circuitry 606) , and one or more filters to generate RF signals for subsequent transmission (e.g., by one or more of the one or more antennas 610) .
  • PA power amplifier
  • the PMC 612 may manage power provided to the baseband circuitry 604.
  • the PMC 612 may control power-source selection, voltage scaling, battery charging, or DC-to-DC conversion.
  • the PMC 612 may often be included when the device 600 is capable of being powered by a battery, for example, when the device is included in a UE.
  • the PMC 612 may increase the power conversion efficiency while providing desirable implementation size and heat dissipation characteristics.
  • FIG. 6 shows the PMC 612 coupled only with the baseband circuitry 604, in other embodiments the PMC 612 may be additionally or alternatively coupled with, and perform similar power management operations for, other components such as, but not limited to, application circuitry 602, RF circuitry 606, or FEM 608.
  • the PMC 612 may control, or otherwise be part of, various power saving mechanisms of the device 600. For example, if the device 600 is in a radio resource control_Connected (RRC_Connected) state, where it is still connected to the RAN node as it expects to receive traffic shortly, then it may enter a state known as Discontinuous Reception Mode (DRX) after a period of inactivity. During this state, the device 600 may power down for brief intervals of time and thus save power.
  • RRC_Connected radio resource control_Connected
  • DRX Discontinuous Reception Mode
  • the device 600 may transition off to an RRC_Idle state, where it disconnects from the network and does not perform operations such as channel quality feedback, handover, etc.
  • the device 600 goes into a very low power state and it performs paging where, again, it periodically wakes up to listen to the network and then powers down at least portions of the device again.
  • the device 600 may not receive data in this state. In order to receive data, it will transition back to an RRC_Connected state.
  • An additional power saving mode may allow a device to be unavailable to the network for periods longer than a paging interval (ranging from seconds to a few hours) . During this time, the device is totally unreachable to the network and may power down completely. Any data sent during this time incurs a large delay and it is assumed the delay is acceptable.
  • Processors of the application circuitry 602 and processors of the baseband circuitry 604 may be used to execute elements of one or more instances of a protocol stack.
  • processors of the baseband circuitry 604 alone or in combination, may be used for defining clusters of PFs, POs, and PEIs during paging cycles.
  • the baseband circuitry 604 can be used to encode a message for transmission between a UE and a gNB, or decode a message received between a UE and a gNB.
  • the baseband circuitry 604 can be used to encode, at the gNB, paging configurations that define clusters of PFs, POs, and PEIs. These examples are not intended to be limiting.
  • the baseband circuitry can be used as previously described.
  • FIG. 7 Block Diagram of an Interface of Baseband Circuitry
  • FIG. 7 illustrates example interfaces of baseband circuitry in accordance with some embodiments. It is noted that the baseband circuitry of FIG. 7 is merely one example of a possible circuitry, and that features of this disclosure may be implemented in any of various systems, as desired.
  • the baseband circuitry 604 of FIG. 6 may comprise processors 604A-604E and a memory 604G utilized by said processors.
  • Each of the processors 604A-604E may include a memory interface, 704A-704E, respectively, to send/receive data to/from the memory 604G.
  • the baseband circuitry 604 may further include one or more interfaces to communicatively couple to other circuitries/devices, such as a memory interface 712 (e.g., an interface to send/receive data to/from memory external to the baseband circuitry 604) , an application circuitry interface 714 (e.g., an interface to send/receive data to/from the application circuitry 602 of FIG. 6) , an RF circuitry interface 716 (e.g., an interface to send/receive data to/from RF circuitry 606 of FIG.
  • a memory interface 712 e.g., an interface to send/receive data to/from memory external to the baseband circuitry 604
  • an application circuitry interface 714 e.g., an interface to send/receive data to/from the application circuitry 602 of FIG.
  • an RF circuitry interface 716 e.g., an interface to send/receive data to/from RF circuitry 606 of FIG.
  • a wireless hardware connectivity interface 718 e.g., an interface to send/receive data to/from Near Field Communication (NFC) components, components (e.g., Low Energy) , components, and other communication components
  • NFC Near Field Communication
  • components e.g., Low Energy
  • components e.g., Low Energy
  • components e.g., Low Energy
  • components e.g., Low Energy
  • components e.g., Low Energy
  • a power management interface 720 e.g., an interface to send/receive power or control signals to/from the PMC 612.
  • FIG. 8 Control Plane Protocol Stack
  • the PHY layer 801 may transmit or receive information used by the MAC layer 802 over one or more air interfaces.
  • the PHY layer 801 may further perform link adaptation or adaptive modulation and coding (AMC) , power control, cell search (e.g., for initial synchronization and handover purposes) , and other measurements used by higher layers, such as the RRC layer 805.
  • AMC link adaptation or adaptive modulation and coding
  • the PHY layer 801 may still further perform error detection on the transport channels, forward error correction (FEC) coding/decoding of the transport channels, modulation/demodulation of physical channels, interleaving, rate matching, mapping onto physical channels, and Multiple Input Multiple Output (MIMO) antenna processing.
  • FEC forward error correction
  • MIMO Multiple Input Multiple Output
  • the MAC layer 802 may perform mapping between logical channels and transport channels, multiplexing of MAC service data units (SDUs) from one or more logical channels onto transport blocks (TB) to be delivered to PHY via transport channels, de-multiplexing MAC SDUs to one or more logical channels from transport blocks (TB) delivered from the PHY via transport channels, multiplexing MAC SDUs onto TBs, scheduling information reporting, error correction through hybrid automatic repeat request (HARQ) , and logical channel prioritization.
  • SDUs MAC service data units
  • TB transport blocks
  • HARQ hybrid automatic repeat request
  • the RLC layer 803 may operate in a plurality of modes of operation, including: Transparent Mode (TM) , Unacknowledged Mode (UM) , and Acknowledged Mode (AM) .
  • the RLC layer 803 may execute transfer of upper layer protocol data units (PDUs) , error correction through automatic repeat request (ARQ) for AM data transfers, and concatenation, segmentation and reassembly of RLC SDUs for UM and AM data transfers.
  • PDUs protocol data units
  • ARQ automatic repeat request
  • the RLC layer 803 may also execute re-segmentation of RLC data PDUs for AM data transfers, reorder RLC data PDUs for UM and AM data transfers, detect duplicate data for UM and AM data transfers, discard RLC SDUs for UM and AM data transfers, detect protocol errors for AM data transfers, and perform RLC re-establishment.
  • the PDCP layer 804 may execute header compression and decompression of IP data, maintain PDCP Sequence Numbers (SNs) , perform in-sequence delivery of upper layer PDUs at re-establishment of lower layers, eliminate duplicates of lower layer SDUs at re-establishment of lower layers for radio bearers mapped on RLC AM, cipher and decipher control plane data, perform integrity protection and integrity verification of control plane data, control timer-based discard of data, and perform security operations (e.g., ciphering, deciphering, integrity protection, integrity verification, etc. ) .
  • security operations e.g., ciphering, deciphering, integrity protection, integrity verification, etc.
  • the main services and functions of the RRC layer 805 may include broadcast of system information (e.g., included in Master Information Blocks (MIBs) or System Information Blocks (SIBs) related to the non-access stratum (NAS) ) , broadcast of system information related to the access stratum (AS) , paging, establishment, maintenance and release of an RRC connection between the UE and E-UTRAN (e.g., RRC connection paging, RRC connection establishment, RRC connection modification, and RRC connection release) , establishment, configuration, maintenance and release of point to point Radio Bearers, security functions including key management, inter radio access technology (RAT) mobility, and measurement configuration for UE measurement reporting.
  • SIBs may comprise one or more information elements (IEs) , which may each comprise individual data fields or data structures.
  • the UE 601 and the RAN node 102A may utilize a Uu interface (e.g., an LTE-Uu interface) to exchange control plane data via a protocol stack comprising the PHY layer 801, the MAC layer 802, the RLC layer 803, the PDCP layer 804, and the RRC layer 805.
  • a Uu interface e.g., an LTE-Uu interface
  • the non-access stratum (NAS) protocols 806 form the highest stratum of the control plane between the UE 601 and the MME 621.
  • the NAS protocols 806 support the mobility of the UE 601 and the session management procedures to establish and maintain IP connectivity between the UE 601 and the P-GW 623.
  • the S1 Application Protocol (S1-AP) layer 815 may support the functions of the S1 interface and comprise Elementary Procedures (EPs) .
  • An EP is a unit of interaction between the RAN node 102A and the CN 1020.
  • the S1-AP layer services may comprise two groups: UE-associated services and non UE-associated services. These services perform functions including, but not limited to: E-UTRAN Radio Access Bearer (E-RAB) management, UE capability indication, mobility, NAS signaling transport, RAN Information Management (RIM) , and configuration transfer.
  • E-RAB E-UTRAN Radio Access Bearer
  • RIM RAN Information Management
  • the Stream Control Transmission Protocol (SCTP) layer (alternatively referred to as the SCTP/IP layer) 814 may ensure reliable delivery of signaling messages between the RAN node 102A and the MME 621 based, in part, on the IP protocol, supported by the IP layer 813.
  • the L2 layer 812 and the L1 layer 811 may refer to communication links (e.g., wired or wireless) used by the RAN node and the MME to exchange information.
  • the RAN node 102A and the MME 621 may utilize an S1-MME interface to exchange control plane data via a protocol stack comprising the L1 layer 811, the L2 layer 812, the IP layer 813, the SCTP layer 814, and the S1-AP layer 815.
  • FIG. 9 User Plane Protocol Stack
  • FIG. 9 is an illustration of an example of a user plane protocol stack in accordance with some embodiments.
  • a user plane 900 is shown as a communications protocol stack between the UE 106A (or alternatively, the UE 106B or 106N) , the RAN node 102A (or alternatively, the RAN node 102B) , the S-GW 622, and the P-GW 623.
  • the user plane 900 may utilize at least some of the same protocol layers as the control plane 800.
  • the UE 601 and the RAN node 102A may utilize a Uu interface (e.g., an LTE-Uu interface) to exchange user plane data via a protocol stack comprising the PHY layer 801, the MAC layer 802, the RLC layer 803, the PDCP layer 804.
  • a Uu interface e.g., an LTE-Uu interface
  • the General Packet Radio Service (GPRS) Tunneling Protocol for the user plane (GTP-U) layer 904 may be used for carrying user data within the GPRS core network and between the radio access network and the core network.
  • the user data transported can be packets in any of IPv4, IPv6, or PPP formats, for example.
  • the UDP and IP security (UDP/IP) layer 903 may provide checksums for data integrity, port numbers for addressing different functions at the source and destination, and encryption and authentication on the selected data flows.
  • the RAN node 102A and the S-GW 622 may utilize an S1-U interface to exchange user plane data via a protocol stack comprising the L1 layer 811, the L2 layer 812, the UDP/IP layer 903, and the GTP-U layer 904.
  • the S-GW 622 and the P-GW 623 may utilize an S5/S8a interface to exchange user plane data via a protocol stack comprising the L1 layer 811, the L2 layer 812, the UDP/IP layer 903, and the GTP-U layer 904.
  • NAS protocols support the mobility of the UE 106 and the session management procedures to establish and maintain IP 913 connectivity between the UE 106 and the P-GW 623.
  • FIGS. 10 - 16 Current PF/PO and PEI Configurations
  • DRX Discontinuous Reception
  • PEI Paging Early Indication
  • a DRX cycle has a defined length measured in milliseconds and is conceptually divided into a plurality of frames. Each of the frames may have a predefined length, such as 10 milliseconds.
  • the frames in a DRX cycle are numbered using a network-wide counter known as the System Frame Number (SFN) .
  • SFN System Frame Number
  • a subgroup of frames within the plurality of frames are selected as Paging Frames (PF) .
  • PF is a frame number in which messages are transmitted to alert UEs of any incoming events, calls, or messages. Under current 3GPP specifications, PFs are evenly distributed throughout a paging cycle.
  • each UE is configured to monitor only one specific PF in a DRX cycle.
  • a UE is assigned to its PF based upon a unique number associated with the UE referred to as “5G-S-TMSI. ”
  • 5G-S-TMSI stands for “Fifth Generation Secondary Temporary Mobile Subscriber Identity” and is a temporary identifier used to uniquely identify a UE within a wireless network. Due to the use of the unique temporary identifier with a modulus operator, UEs can be scheduled to monitor different PFs or the same PF in a paging cycle. Ideally, UEs are evenly distributed amongst the PFs for improved network performance.
  • Each PF is further subdivided into subframes or time slots known as Paging Opportunities (POs) .
  • Each PO may have a predefined length, such as 1 millisecond.
  • POs within a PF are numbered with an index for referencing purposes.
  • Each UE is configured to monitor a specific PO within a specific PF based on the 5G-S-TMSI associated with the UE. Thus, UEs can be scheduled to monitor different or the same POs within their assigned PF. Because UEs can be scheduled to monitor the same PO and PF, UEs may be grouped together in a paging subgroup based on various criteria to further optimize paging.
  • PF_offset an offset assigned to each UE by the network
  • T a paging cycle, such as a DRX cycle
  • N number of total paging frames in T
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 for extended Discontinuous Reception (eDRX) , else 5G-S-TMSI mod 1024.
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • i_s an index of a subframe
  • N number of total paging frames in T
  • Ns number of paging occasions per PF
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 for extended Discontinuous Reception (eDRX) , else 5G-S-TMSI mod 1024.
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • T, N, and Ns are defined by network paging configurations selected by a base station (gNB) and are encoded and sent to UEs as part of a registration process.
  • a default value of T under current 3GPP specifications is 128 frames, or 1280 milliseconds.
  • Current 3GPP specifications define N as one of T, T/2, T/4, T/8, and T/16.
  • Current 3GPP specifications define Ns as one of 4, 2, or 1.
  • FIG. 10 provides an example illustration of ANSI common code (ANSI-C code) for a paging control channel configuration (PCCH-Config) .
  • base stations gNBs
  • PCCH-Config logical paging control channel configuration
  • this paging configuration defines the length of the default paging cycle (T) , the number and spacing of PFs in the default paging cycle (N) , and the number of paging opportunities POs per PF (Ns) .
  • the paging cycle has 128 frames indexed 0-127.
  • the use of DRX configures each UE to monitor just one of the POs within one of the PFs per paging cycle.
  • PEI Paging Early Indication
  • 3GPP Release 17 Release 17--Error! Use the Home tab to apply ZA to the text that you want to appear here.
  • PEI provides increased efficiency and power-savings for UEs.
  • a base station gNB
  • gNB base station
  • the power saving potential of PEI resides in the reduction of a UE’s active time monitoring POs and, as a consequence, increased sleep time, e.g., idle/inactive mode.
  • PEIs can be signaled via Downlink Control Information (DCI) .
  • DCI Downlink Control Information
  • the bitmap length of a PEI field 1200 under current 3GPP specifications is Npo *M bits, where Npo is the number of POs (max 8) and M is the number of UE subgroups (max 8) associated with each PO.
  • a UE monitors the PEI bitmap to determine whether or not it is part of a subgroup that needs to monitor an upcoming PO.
  • an example diagram 1300 shows how a UE can be notified by a PEI whether the UE needs to monitor and decode a PDCCH message in an upcoming PO.
  • the PEI is sent as part of an SSB.
  • a UE needs to be in an active state to monitor a synchronization time period 1302 in order to prepare to monitor the PO.
  • the UE can become inactive for a time period 1402. This inactive time period 1402 provides power saving to the UE by reducing the number of components in the receive chain that are actively powered.
  • an example diagram 1500 shows that, under current 3GPP specifications, each PEI can indicate up to 8 POs and up to 2 PFs.
  • a diagram 1600 shows that, under current 3GPP specifications, that a first PEI-monitoring occasion (MO) for a PEI is determined by a frame-level offset 1604 and a symbol-level offset 1606.
  • the frame-level offset 1604 provides the location of the reference frame with respect to the start of the first PF (PF0) .
  • the symbol-level offset 1604 provides the location of the first MO with respect to the start of the reference frame.
  • the frame-level offset 1604 and the symbol-level offset 1606 can be provided to UEs as part of PEI configuration message during a registration process.
  • DRX and PEI as allowed for in current 3GPP specifications provide power-saving mechanisms for UEs.
  • power-saving mechanisms for network components such as base stations (gNBs)
  • gNBs base stations
  • previous paging configurations configure base stations (gNBs) to repeatedly send PFs throughout the paging cycle at uniform intervals.
  • base stations may have to wake up, encode and then send messages.
  • the sleep or idle time of base stations (gNBs) is repeatedly interrupted throughout a paging cycle under current 3GPP specifications. This results in high energy usage by base stations (gNBs) during paging cycles.
  • gNBs base stations
  • NES network energy savings
  • DRX and PEI network energy savings
  • FIGS. 17-21 PF/PO Configurations that Provide Network Energy Savings
  • T the default paging cycle
  • N the total number of PFs
  • PF_offset an offset assigned to each UE by the network
  • N 4, 2, or 1;
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 for extended Discontinuous Reception (eDRX) , else 5G-S-TMSI mod 1024.
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • i_s an index of a subframe
  • N number of total paging frames in T
  • Ns number of paging occasions per PF
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 for extended Discontinuous Reception (eDRX) , else 5G-S-TMSI mod 1024.
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • a base station such as processor (s) 604 of base station 102, can encode a paging configuration for transmission that provides for 4 or fewer PFs to the UEs in communication with the base station (gNB) as part a registration process.
  • the number of POs per PF can be greater than 4.
  • the number of POs per PF can be one of 8, 16, and 32.
  • some POs associated with a PF can extend outside of the PF into the next one or more frames of the paging cycle.
  • an example diagram 1700 shows a paging configuration where the subframes of Ns POs extend outside of the PF (PF0) into the next radio frames (PF0+1, PF0+2) .
  • PEI0 a single PEI can be utilized to indicate to UEs whether to monitor the Ns POs.
  • a PEI can be configured to indicate a maximum of one PF when the number of PFs in a paging cycle is less than 4.
  • the PEI bitmap field can be reinterpreted if Ns is larger than current limitations under 3GPP specifications. That is, the length of the PEI field can be determined by Ns such that the field indicates PO0, PO1 . . . PONs-1 per PF.
  • the PEI bit-field length can be increased to accommodate a larger Ns.
  • Each PF may have an associated PEI (PEI0-PEI3) to alert UEs if they should monitor POs within the PFs.
  • a example diagram 2000 of a paging configuration shows that where the number of POs per PF exceeds the field capacity of a PEI, multiple PEIs can be utilized per PF.
  • each PEI can indicate a fraction, e.g., one-half or one-quarter, of the POs for a PF.
  • PEI0 can indicate 0 to Ns/2-1 POs
  • PEI1 can indicated Ns/2 to Ns-1 POs as shown in FIG. 20.
  • a bit field 2100 of a PEI can be increased to accommodate Ns POs and M UE subgroups, where Ns > 8.
  • the paging and PEI configurations shown and described in FIGS. 17-21 can be selected by base stations (gNB) , such as processor (s) 204 of base station 102, in some embodiments of the present disclosure. Further, these paging and PEI configurations can be encoded for transmission to UEs by base stations (gNB) , such as processor (s) 604C of base station 102, in some embodiments of the present disclosure.
  • FIGS. 22-24 Network-Power Saving Configurations with PF/PO/PEI Clustering
  • network energy savings at a base station (gNB) can be accomplished by clustering PFs, POs, and PEIs in association with a paging cycle.
  • PFs and POs can be clustered within a predefined number of frames in a paging cycle.
  • the base station 102 can have a greater amount of consecutive time in which it is not transmitting.
  • PFs and POs can be clustered in three-quarters, one-half, one-quarter, one-eighth, one-sixteenth, or another desired fraction of the total frames a paging cycle.
  • a clustering of PFs and POs can be located almost anywhere in a paging cycle.
  • clustered PFs (and inherently their POs) can be located within sequential radio frames of a DRX paging cycle.
  • clustered PFs can be separated from each other by a preset number of frames. For example, clustered PFs can be separated by 1, 2, 3, 4, or 5 frames.
  • a base station such as processor (s) 204 of base station 102, selects and provides a paging configuration to registered UEs that defines the SFNs of the clustered PFs in a DRX paging cycle.
  • SFN a system frame number
  • PF_offset an offset assigned to each UE by the network
  • T a paging cycle, such as a DRX cycle
  • N a number of paging frames per paging cycle
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 for extended Discontinuous Reception (eDRX) , else 5G-S-TMSI mod 1024.
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • i_s an index of a subframe
  • N a number of total paging frames in T
  • Ns a number of paging occasions per PF
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 for extended Discontinuous Reception (eDRX) , else 5G-S-TMSI mod 1024.
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • the PFs (PF0-PF7) are clustered in frames 0-7 of the paging cycle instead of being uniformly distributed throughout the paging cycle.
  • K 1, 2, 3, 4, 5, 6, or 7.
  • the PFs (PF0-PF7) are clustered in frames 0-14 of the paging cycle instead of being evenly distributed.
  • a base station such as processor (s) 204 of base station 102, need only wake up once during the paging cycle to encode and transmit the messages because the PFs and POs are clustered together.
  • the base station (gNB) can sleep or idle during the remainder of the paging cycle, if possible. It will be appreciated that clustering of PFs (and their POs) in a paging cycle provides improved energy savings for network components, such as base stations (gNBs) , by reducing their active time in a paging cycle.
  • N PFs in a paging cycle may clustered within C frames of a paging cycle with T frames, where C ⁇ 3T/4, C ⁇ T/2, C ⁇ T/4, C ⁇ T/8, C ⁇ 3T/16, or C ⁇ T/32; N ⁇ 4 or N ⁇ 8; and T ⁇ 128.
  • the cluster of N PFs may be located almost anywhere in a paging cycle.
  • PEIs may also be clustered to accommodate clustered PFs and POs in a paging cycle.
  • a plurality of PEIs (PEI0-PEI3) are shown clustered.
  • the PEIs (PEI0-PEI3) are located or timed with respect to the paging cycle by a frame-level offset 2202 and a symbol-level offset 2204.
  • the frame-level offset 2202 is derived from the first PF (PF0) in the paging cycle.
  • the PEIs (PEI0-PEI3) are located sequentially based upon the frame-level offset 2202 and the symbol-level offset 2204.
  • the frame-level offset 2202 and information on the clustered PEIs can be provided by a base station (gNB) , such as processor (s) 204 and 604 of base station 102, to registered UEs in a PEI-configuration message.
  • a base station such as processor (s) 204 and 604 of base station 102
  • a plurality of PEIs are shown clustered.
  • the PEIs are located or timed with respect to the paging cycle by a frame-level offset 2302 and a symbol-level offset 2304.
  • the frame-level offset 2302 is derived from the first PF (PF0) in the paging cycle.
  • the PEIs (PEI0-PEI3) are positioned sequentially based upon the frame-level offset 2302 and the symbol-level offset 2304.
  • the frame-level offset 2302 and information on the clustered PEIs can be provided by a base station (gNB) , such as processor (s) 204 of base station 102, to registered UEs in a PEI-configuration message.
  • gNB base station
  • a diagram 2400 shows the location or timing of the clustered PEIs (PEI0-PEI3) with respect to a paging configuration.
  • a frame-level offset 2402 and a symbol-level offset 2404 determines the location and timing of PEI0.
  • a frame-level offset 2406 and a symbol-level offset 2408 determines the location and timing of PEI1.
  • a frame-level offset 2410 and a symbol-level offset 2412 determines the location and timing of PEI02.
  • a frame- level offset 2414 and a symbol-level offset 2416 determines the location and timing of PEI3.
  • the frame-level offsets 2402, 2406, 2410, 2414 can be provided by a base station (gNB) , such as processor (s) 204 of base station 102, to registered UEs in a PEI-configuration message.
  • gNB base station
  • the clustering of PFs and POs in a paging configuration can result in an increased inactive time for base stations (gNBs) , such as processor (s) 204 of base station 102.
  • gNBs base stations
  • a base station (gNB) can configure processor (s) 604 of base station 102, to encode paging information for transmission during PF0-PF7 to UEs.
  • the base station (gNB) may be in a low-power state, if possible.
  • a base station can configure processor (s) 604 of base station 102 to encodes and paging information for transmission during PF0-PF7 to UEs.
  • the base station may be in a low-power state if possible.
  • a base station need not wake up as often during a paging cycle to encode and transmit messages during PFs. This results in network energy savings.
  • FIGS. 25 and 26 Flow Charts for Methods of Reducing gNBs’ Power Consumption
  • FIG. 25 illustrates a flow chart of an example of a method of reducing power consumption at a next generation Node B (gNB) .
  • a gNB or other computing device selects, for a plurality of user equipment (UEs) , N paging frames (PFs) within a paging cycle having T frames.
  • the PFs for the paging cycle may be clustered together.
  • the PFs may be clustered in sequential radio frames of the paging cycle.
  • adjacent ones of the PFs may be separated by 1, 2, 3, 4, 5, 6, or 7 frames.
  • the gNB selects, for each of the PFs, a plurality of paging occasions (POs) .
  • each PF may have 4 or more paging occasions.
  • the gNB encodes, a paging configuration message, that defines N PFs clustered within the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • FIG. 26 illustrates a flow chart of an example of a method of reducing power consumption at a next generation Node B (gNB) .
  • a gNB or other computing device selects, for a plurality of user equipment (UEs) , N paging frames (PFs) within a paging cycle having T frames, where T is a positive integer and N ⁇ 4.
  • the gNB selects, for each of the PFs, Ns paging occasions (POs) , where Ns ⁇ 4.
  • POs Ns paging occasions
  • the gNB encodes, a paging configuration message, that defines N PFs and Ns POs per PF in the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • Example 1 includes an apparatus of a next generation Node B (gNB) comprising: one or more processors, coupled to a memory, configured to: select, for a plurality of user equipment (UEs) , N paging frames (PFs) within a paging cycle having T frames, wherein all of the PFs for the paging cycle are clustered within C frames of the paging cycle, where T and N are positive integers and C ⁇ 3T/4; select, for each of the PFs, a plurality of paging occasions (POs) ; encode, at the gNB, a paging configuration message, that defines N PFs clustered within C frames of the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • UEs user equipment
  • PFs paging frames
  • POs paging occasions
  • Example 2 includes the gNB of Example 1, wherein the one or more processors, coupled to a memory, are further configured to: encode, at the gNB, a plurality of paging early indicators (PEIs) for transmission to one or more of the plurality of UEs, the PEIs indicating when one or more of the plurality of UEs is to monitor one of the POs associated with one of the PFs.
  • PEIs paging early indicators
  • Example 3 includes the gNB of Example 1, wherein C ⁇ T/2.
  • Example 4 includes the gNB of Example 1, wherein C ⁇ T/4.
  • Example 5 includes the gNB of Example 1, wherein C ⁇ T/8.
  • Example 6 includes the gNB of Example 1, wherein C ⁇ T/16.
  • Example 7 includes the gNB of Example 1, wherein N ⁇ 4 or N ⁇ 8.
  • Example 8 includes the gNB of Example 1, wherein T ⁇ 128.
  • Example 9 includes the gNB of Example 1, wherein the paging frames are separated from each other by K frames, where K ⁇ N.
  • Example 10 includes the gNB of Example 1, wherein the paging cycle is a discontinuous reception (DRX) cycle.
  • DRX discontinuous reception
  • Example 11 includes the gNB of Example 1, wherein the one or more processors are further configured to: select, at the gNB, a plurality of PEI-carrying frames, wherein the PEI-carrying frames are clustered.
  • Example 12 includes the gNB of Example 11, wherein the one or more processors are further configured to: encode, at the gNB, a PEI configuration message indicating a single frame-level offset associated with the plurality of PEI-carrying frames.
  • Example 13 includes the gNB of Example 11, wherein the one or more processors are further configured to: encode, at the gNB, a PEI configuration message indicating a plurality of frame-level offsets associated with the plurality of PEI-carrying frames.
  • gNB next generation Node B
  • PF_offset an offset assigned to each UE
  • T a total number of frames in the paging cycle
  • N a total number of paging frames in T
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 or 5G-S-TMSI mod 1024;
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • Ns paging occasions
  • Example 15 includes the gNB of Example 14, wherein the one or more processors, coupled to a memory, are further configured to: encode, at the gNB, a plurality of paging early indicators (PEIs) for transmission to one or more of the plurality of UEs, the PEIs indicating when one or more of the plurality of UEs is to monitor one of the POs associated with one of the PFs.
  • PEIs paging early indicators
  • i_s an index of a subframe
  • Example 18 includes the gNB of Example 14, wherein K > 1.
  • Example 19 includes the gNB of Example 14, wherein the paging cycle is a DRX cycle.
  • Example 20 includes the gNB of Example 14, wherein T ⁇ 128.
  • Example 21 includes the gNB of Example 14, wherein one or more processors are further configured to: select, at the gNB, a plurality of PEI-carrying frames, wherein the PEI-carrying frames are clustered.
  • Example 22 includes the gNB of Example 21, wherein the one or more processors are further configured to: encode, at the gNB, a PEI configuration message indicating a single frame-level offset associated with the plurality of PEI-carrying frames.
  • Example 23 includes the gNB of Example 21, wherein the one or more processors are further configured to: encode, at the gNB, a PEI configuration message indicating a plurality of frame-level offsets associated with the plurality of PEI-carrying frames.
  • Example 24 includes a method of reducing power consumption at a next generation Node B (gNB) comprising: selecting, for a plurality of user equipment (UEs) , N paging frames (PFs) within a paging cycle having T frames, wherein all of the PFs for the paging cycle are clustered within C frames of the paging cycle, where T and N are positive integers and C ⁇ 3T/4; selecting, for each of the PFs, a plurality of paging occasions (POs) ; and encoding, at the gNB, a paging configuration message, that defines N PFs clustered within the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • UEs user equipment
  • PFs paging frames
  • POs paging occasions
  • Example 25 includes the method of Example 24, further comprising: encoding, at the gNB, a plurality of paging early indicators (PEIs) for transmission to one or more of the plurality of UEs, the PEIs indicating when one or more of the plurality of UEs is to monitor one of the POs associated with one of the PFs.
  • PEIs paging early indicators
  • Example 26 includes the method of Example 24, wherein C ⁇ T/2.
  • Example 27 includes the method of Example 24, the method of claim 24, wherein C ⁇ T/4.
  • Example 28 includes the method of Example 24, wherein C ⁇ T/8.
  • Example 29 includes the method of Example 24, wherein C ⁇ T/16.
  • Example 30 includes the method of Example 24, wherein N ⁇ 4 or N ⁇ 8.
  • Example 31 includes the method of Example 24, wherein T ⁇ 128.
  • Example 32 includes the method of Example 24, wherein the PFs are separated from each other by K frames, where K ⁇ N.
  • Example 33 includes an apparatus of a next generation Node B (gNB) comprising: one or more processors, coupled to a memory, configured to: select, for a plurality of user equipment (UEs) , N paging frames (PFs) within a paging cycle, where N is a positive integer and N ⁇ 4; select, for each of the PFs, Ns paging occasions (POs) , where Ns is a positive integer and Ns ⁇ 4; and encode, at the gNB, a paging configuration message, that defines N PFs and Ns POs per PF in the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • UEs user equipment
  • PFs paging frames
  • POs Ns paging occasions
  • Example 34 includes the gNB of Example 33, wherein N ⁇ 3.
  • Example 35 includes the gNB of Example 33, wherein N ⁇ 2.
  • Example 37 includes the gNB of Example 33, wherein Ns > 4.
  • Example 38 includes the gNB of Example 33, wherein Ns ⁇ 8.
  • Example 39 includes the gNB of Example 33, wherein Ns ⁇ 16.
  • Example 40 includes the gNB of Example 33, wherein the paging cycle is a DRX cycle.
  • Example 41 includes the gNB of Example 33, wherein the paging cycle consists of T frames, where T ⁇ 128.
  • gNB next generation Node B
  • N is an integer and N ⁇ 4, and
  • UE_ID a Fifth Generation System Temporary Mobile Subscriber Identity (5G-S-TMSI) mod 4096 or 5G-S-TMSI 1024;
  • 5G-S-TMSI Fifth Generation System Temporary Mobile Subscriber Identity
  • Ns paging occasions POs
  • Ns is a positive integer and Ns ⁇ 4
  • a paging configuration message that defines N PFs and Ns POs per PF in the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • i_s an index of a subframe
  • Example 47 includes the gNB of Example 45, wherein N ⁇ 3.
  • Example 48 includes the gNB of Example 45, wherein N ⁇ 2.
  • Example 50 includes the gNB of Example 45, wherein Ns >4.
  • Example 51 includes the gNB of Example 45, wherein Ns ⁇ 8.
  • Example 52 includes the gNB of Example 45, wherein Ns ⁇ 16.
  • Example 53 includes the gNB of Example 45, wherein the paging cycle is a discontinuous reception (DRX) cycle.
  • DRX discontinuous reception
  • Example 54 includes a method of reducing power consumption at a next generation Node B (gNB) comprising: selecting, for a plurality of user equipment (UEs) , N paging frames (PFs) within a paging cycle having T frames, where T is a positive integer and N ⁇ 4; selecting, for each of the PFs, Ns paging occasions (POs) , where Ns ⁇ 4; and encoding, at the gNB, a paging configuration message, that defines N PFs and Ns POs per PF in the paging cycle, for transmission to one or more of the plurality of UEs, the paging configuration message configuring each of the one or more of the plurality of UEs to monitor one of the POs within one or more paging cycles.
  • UEs user equipment
  • PFs paging frames
  • POs Ns paging occasions
  • Example 55 includes the method of claim 54, wherein N ⁇ 3.
  • Example 56 includes the method of claim 54, wherein N ⁇ 2.
  • Example 58 includes the method of claim 54, wherein Ns > 4.
  • Example 59 includes the method of claim 54, wherein Ns ⁇ 8.
  • Example 60 includes the method of claim 54, wherein Ns ⁇ 16.
  • Example 61 includes the method of claim 54, wherein the paging cycle is a discontinuous reception (DRX) cycle.
  • Example 62 includes the method of claim 54 wherein T ⁇ 128.
  • Example 63 includes the method of claim 54, further comprising: encoding, at the gNB, a plurality of paging early indicators (PEIs) for transmission to one or more of the plurality of UEs, the PEIs indicating when one or more of the plurality of UEs is to monitor one of the POs associated with one of the PFs.
  • Example 64 includes the method of claim 63, wherein each of the plurality of PEIs indicates a maximum of one PF.
  • Example 65 includes the method of claim 63, wherein at least one of the plurality of PEIs indicates Ns/2 or fewer of the POs associated with one of the plurality of PFs.
  • Example 66 includes an apparatus configured to cause a next generation node B (gNB) to perform any of the methods of Examples 24-32 and 54-65.
  • Example 67 includes a next generation node B (gNB) configured to perform any of the operations described herein.
  • Example 68 includes a computer program product, comprising computer instructions which, when executed by one or more processors, perform any of the operations described herein.
  • Embodiments of the present disclosure may be realized in any of various forms. For example, some embodiments may be realized as a computer-implemented method, a computer readable memory medium, or a computer system. Other embodiments may be realized using one or more custom-designed hardware devices such as ASICs. Still other embodiments may be realized using one or more programmable hardware elements such as FPGAs.
  • a non-transitory computer-readable memory medium may be configured so that it stores program instructions and/or data, where the program instructions, if executed by a computer system, cause the computer system to perform a method, e.g., any of the method embodiments described herein, or, any combination of the method embodiments described herein, or, any subset of any of the method embodiments described herein, or, any combination of such subsets.
  • a device e.g., a UE 106 may be configured to include a processor (or a set of processors) and a memory medium, where the memory medium stores program instructions, where the processor is configured to read and execute the program instructions from the memory medium, where the program instructions are executable to implement any of the various method embodiments described herein (or, any combination of the method embodiments described herein, or, any subset of any of the method embodiments described herein, or, any combination of such subsets) .
  • the device may be realized in any of various forms.
  • Any of the methods described herein for operating a user equipment may be the basis of a corresponding method for operating a base station, by interpreting each message/signal X received by the UE in the downlink as message/signal X transmitted by the base station, and each message/signal Y transmitted in the uplink by the UE as a message/signal Y received by the base station.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un appareil d'un nœud B de prochaine génération (gNB) comprenant un ou plusieurs processeurs couplés à une mémoire et configurés pour : sélectionner, pour une pluralité d'équipements utilisateur (UE), une pluralité de trames de radiomessagerie groupées (PF) dans un cycle de radiomessagerie ; sélectionner, pour chacune des PF, une pluralité d'occasions de radiomessagerie (PO) ; et coder, au niveau du gNB, une pluralité d'indicateurs précoces de radiomessagerie (PEI), où chacun de la pluralité de PEI indique si un ou plusieurs de la pluralité d'UE doivent surveiller une PO à venir dans le cycle de radiomessagerie.
PCT/CN2023/135723 2023-11-30 2023-11-30 Appareil et procédé de configuration pf/po en grappe et de transmission pei pour l'économie d'énergie du réseau Pending WO2025112009A1 (fr)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130115977A1 (en) * 2011-11-07 2013-05-09 Nokia Siemens Networks Oy Radio Impacts Due To Group Triggering And Paging And Solutions For Group Triggering And Paging
WO2022182172A1 (fr) * 2021-02-26 2022-09-01 Samsung Electronics Co., Ltd. Procédé et appareil pour une procédure de radiomessagerie dans un système de communication sans fil
CN115552997A (zh) * 2020-05-07 2022-12-30 中兴通讯股份有限公司 无线网络中寻呼信令的方法、设备及系统
US20230104440A1 (en) * 2021-09-30 2023-04-06 Qualcomm Incorporated Paging occasion and paging early indication configuration for different types of user equipments

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130115977A1 (en) * 2011-11-07 2013-05-09 Nokia Siemens Networks Oy Radio Impacts Due To Group Triggering And Paging And Solutions For Group Triggering And Paging
CN115552997A (zh) * 2020-05-07 2022-12-30 中兴通讯股份有限公司 无线网络中寻呼信令的方法、设备及系统
WO2022182172A1 (fr) * 2021-02-26 2022-09-01 Samsung Electronics Co., Ltd. Procédé et appareil pour une procédure de radiomessagerie dans un système de communication sans fil
US20230104440A1 (en) * 2021-09-30 2023-04-06 Qualcomm Incorporated Paging occasion and paging early indication configuration for different types of user equipments

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