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WO2025160922A1 - Configuration de modes de fonctionnement pour duplex intégral sans chevauchement de sous-bande - Google Patents

Configuration de modes de fonctionnement pour duplex intégral sans chevauchement de sous-bande

Info

Publication number
WO2025160922A1
WO2025160922A1 PCT/CN2024/075361 CN2024075361W WO2025160922A1 WO 2025160922 A1 WO2025160922 A1 WO 2025160922A1 CN 2024075361 W CN2024075361 W CN 2024075361W WO 2025160922 A1 WO2025160922 A1 WO 2025160922A1
Authority
WO
WIPO (PCT)
Prior art keywords
sbfd
operational mode
uplink
terminal device
configuration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/CN2024/075361
Other languages
English (en)
Inventor
Youngsoo Yuk
Jie Gao
Roberto Maldonado
Nhat-Quang NHAN
Jing Yuan Sun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Shanghai Bell Co Ltd
Nokia Solutions and Networks Oy
Nokia Technologies Oy
Original Assignee
Nokia Shanghai Bell Co Ltd
Nokia Solutions and Networks Oy
Nokia Technologies Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Shanghai Bell Co Ltd, Nokia Solutions and Networks Oy, Nokia Technologies Oy filed Critical Nokia Shanghai Bell Co Ltd
Priority to PCT/CN2024/075361 priority Critical patent/WO2025160922A1/fr
Publication of WO2025160922A1 publication Critical patent/WO2025160922A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0092—Indication of how the channel is divided
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties

Definitions

  • Various example embodiments of the present disclosure generally relate to the field of telecommunication and in particular, to methods, devices, apparatuses and computer readable storage medium for configuring sub-band non-overlapping full duplex (SBFD) operational mode (s) .
  • SBFD sub-band non-overlapping full duplex
  • the 5th Generation Mobile Communication Technology (5G) New Radio (NR) currently supports two duplexing modes, namely Frequency Division Duplexing (FDD) for paired bands and Time division duplex (TDD) for unpaired bands.
  • FDD Frequency Division Duplexing
  • TDD Time division duplex
  • the time domain resource may be split between downlink and uplink. Allocation of a limited time duration for the uplink in TDD may result in reduced coverage, increased latency, and reduced capacity. Therefore, a study of SBFD is required.
  • an apparatus comprising at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to: receive, from the network node, a configuration of at least one operational mode associated with a SBFD operation for the apparatus, wherein the at least one operational mode indicates one or more operations of the apparatus that are allowed and/or unallowed for the SBFD operation; select, from the at least one operational mode, a target operational mode based on a capability of the apparatus associated with the SBFD operation; and perform an uplink transmission and/or downlink reception based on the target operational mode.
  • an apparatus comprising at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to: determine a configuration of at least one operational mode associated with a SBFD operation for a terminal device, wherein the at least one operational mode indicating one or more operations of the terminal device that are allowed and/or unallowed for the SBFD operation; and transmit the configuration to the terminal device.
  • a method comprises: receiving, at an apparatus from the network node, a configuration of at least one operational mode associated with a SBFD operation for the apparatus, wherein the at least one operational mode indicates one or more operations of the apparatus that are allowed and/or unallowed for the SBFD operation; selecting, from the at least one operational mode, a target operational mode based on a capability of the apparatus associated with the SBFD operation; and performing an uplink transmission and/or downlink reception based on the target operational mode.
  • a method comprises: determining, at an apparatus, a configuration of at least one operational mode associated with a SBFD operation for a terminal device, wherein the at least one operational mode indicating one or more operations of the terminal device that are allowed and/or unallowed for the SBFD operation; and transmitting the configuration to the terminal device.
  • the first apparatus comprises means for receiving, from the network node, a configuration of at least one operational mode associated with a SBFD operation for the apparatus, wherein the at least one operational mode indicates one or more operations of the apparatus that are allowed and/or unallowed for the SBFD operation; means for selecting, from the at least one operational mode, a target operational mode based on a capability of the apparatus associated with the SBFD operation; and means for performing an uplink transmission and/or downlink reception based on the target operational mode.
  • a second apparatus comprises means for determining a configuration of at least one operational mode associated with a SBFD operation for a terminal device, wherein the at least one operational mode indicating one or more operations of the terminal device that are allowed and/or unallowed for the SBFD operation; and means for transmitting the configuration to the terminal device.
  • a computer readable medium comprises instructions stored thereon for causing an apparatus to perform at least the method according to the third aspect.
  • a computer readable medium comprises instructions stored thereon for causing an apparatus to perform at least the method according to the fourth aspect.
  • FIG. 1 illustrates an example communication environment in which example embodiments of the present disclosure can be implemented
  • FIG. 2 illustrates an example of SBFD and non-SBFD slots according to some example embodiments of the present disclosure
  • FIG. 3 illustrates a signaling chart illustrating an example of process according to some example embodiments of the present disclosure
  • FIGS. 4A-4C illustrate examples of physical uplink shared channel (PUSCH) scheduling according to some example embodiments of the present disclosure
  • FIG. 5 illustrates a flowchart of a method implemented at a first device according to some example embodiments of the present disclosure
  • FIG. 6 illustrates a flowchart of a method implemented at a second device according to some example embodiments of the present disclosure
  • FIG. 7 illustrates a simplified block diagram of a device that is suitable for implementing example embodiments of the present disclosure.
  • FIG. 8 illustrates a block diagram of an example computer readable medium in accordance with some example embodiments of the present disclosure.
  • references in the present disclosure to “one embodiment, ” “an embodiment, ” “an example embodiment, ” and the like indicate that the embodiment described may include a particular feature, structure, or characteristic, but it is not necessary that every embodiment includes the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to affect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
  • performing a step “in response to A” does not indicate that the step is performed immediately after “A” occurs and one or more intervening steps may be included.
  • circuitry may refer to one or more or all of the following:
  • circuitry also covers an implementation of merely a hardware circuit or processor (or multiple processors) or portion of a hardware circuit or processor and its (or their) accompanying software and/or firmware.
  • circuitry also covers, for example and if applicable to the particular claim element, a baseband integrated circuit or processor integrated circuit for a mobile device or a similar integrated circuit in server, a cellular network node, or other computing or network node.
  • the term “communication network” refers to a network following any suitable communication standards, such as New Radio (NR) , Long Term Evolution (LTE) , LTE-Advanced (LTE-A) , Wideband Code Division Multiple Access (WCDMA) , High-Speed Packet Access (HSPA) , Narrow Band Internet of Things (NB-IoT) and so on.
  • NR New Radio
  • LTE Long Term Evolution
  • LTE-A LTE-Advanced
  • WCDMA Wideband Code Division Multiple Access
  • HSPA High-Speed Packet Access
  • NB-IoT Narrow Band Internet of Things
  • the communications between a terminal device and a network node in the communication network may be performed according to any suitable generation communication protocols, including, but not limited to, the first generation (1G) , the second generation (2G) , 2.5G, 2.75G, the third generation (3G) , the fourth generation (4G) , 4.5G, the fifth generation (5G) , the sixth generation (6G) communication protocols, and/or any other protocols either currently known or to be developed in the future.
  • Embodiments of the present disclosure may be applied in various communication systems. Given the rapid development in communications, there will of course also be future type communication technologies and systems with which the present disclosure may be embodied. It should not be seen as limiting the scope of the present disclosure to only the aforementioned system.
  • the term “network node” refers to a node in a communication network via which a terminal device accesses the network and receives services therefrom.
  • the network node may refer to a base station (BS) or an access point (AP) , for example, a node B (NodeB or NB) , an evolved NodeB (eNodeB or eNB) , an NR NB (also referred to as a gNB) , a Remote Radio Unit (RRU) , a radio header (RH) , a remote radio head (RRH) , a relay, an Integrated Access and Backhaul (IAB) node, a low power node such as a femto, a pico, a non-terrestrial network (NTN) or non-ground network node such as a satellite network node, a low earth orbit (LEO) satellite and a geosynchronous earth orbit (GEO) satellite, an aircraft network node, and so forth, depending on BS
  • radio access network (RAN) split architecture comprises a Centralized Unit (CU) and a Distributed Unit (DU) at an IAB donor node.
  • An IAB node comprises a Mobile Terminal (IAB-MT) part that behaves like a UE toward the parent node, and a DU part of an IAB node behaves like a base station toward the next-hop IAB node.
  • IAB-MT Mobile Terminal
  • terminal device refers to any end device that may be capable of wireless communication.
  • a terminal device may also be referred to as a communication device, user equipment (UE) , a Subscriber Station (SS) , a Portable Subscriber Station, a Mobile Station (MS) , or an Access Terminal (AT) .
  • UE user equipment
  • SS Subscriber Station
  • MS Mobile Station
  • AT Access Terminal
  • the terminal device may include, but not limited to, a mobile phone, a cellular phone, a smart phone, voice over IP (VoIP) phones, wireless local loop phones, a tablet, a wearable terminal device, a personal digital assistant (PDA) , portable computers, desktop computer, image capture terminal devices such as digital cameras, gaming terminal devices, music storage and playback appliances, vehicle-mounted wireless terminal devices, wireless endpoints, mobile stations, laptop-embedded equipment (LEE) , laptop-mounted equipment (LME) , USB dongles, smart devices, wireless customer-premises equipment (CPE) , an Internet of Things (IoT) device, a watch or other wearable, a head-mounted display (HMD) , a vehicle, a drone, a medical device and applications (e.g., remote surgery) , an industrial device and applications (e.g., a robot and/or other wireless devices operating in an industrial and/or an automated processing chain contexts) , a consumer electronics device, a device operating on commercial and/
  • the terminal device may also correspond to a Mobile Termination (MT) part of an IAB node (e.g., a relay node) .
  • MT Mobile Termination
  • IAB node e.g., a relay node
  • the terms “terminal device” , “communication device” , “terminal” , “user equipment” and “UE” may be used interchangeably.
  • the term “resource, ” “transmission resource, ” “resource block, ” “physical resource block” (PRB) , “uplink resource, ” or “downlink resource” may refer to any resource for performing a communication, for example, a communication between a terminal device and a network node, such as a resource in time domain, a resource in frequency domain, a resource in space domain, a resource in code domain, or any other combination of the time, frequency, space and/or code domain resource enabling a communication, and the like.
  • a resource in both frequency domain and time domain will be used as an example of a transmission resource for describing some example embodiments of the present disclosure. It is noted that example embodiments of the present disclosure are equally applicable to other resources in other domains.
  • FIG. 1 shows an example communication network 100 in which embodiments of the present disclosure may be implemented.
  • the communication network 100 may include a first apparatus 110.
  • the first apparatus 110 may also be referred to as a UE or a terminal device.
  • the communication network 100 may further include a second apparatus 120.
  • the second apparatus 120 may also be referred to as a gNB or a network device.
  • the first apparatus 110 may communicate with the second apparatus 120.
  • the communication network 100 may include any suitable number of network devices and terminal devices.
  • links from the second apparatus 120 to the first apparatus 110 may be referred to as a downlink (DL)
  • links from the first apparatus 110 to the second apparatus 120 may be referred to as an uplink (UL)
  • the second apparatus 120 is a transmitting (TX) device (or a transmitter)
  • the first apparatus 110 is a receiving (RX) device (or receiver)
  • the first apparatus 110 is a TX device (or transmitter)
  • the second apparatus 120 is a RX device (or a receiver) .
  • Communications in the communication environment 100 may be implemented according to any proper communication protocol (s) , includes, but not limited to, cellular communication protocols of the first generation (1G) , the second generation (2G) , the third generation (3G) , the fourth generation (4G) , 5G, the sixth generation (6G) , and the like, wireless local network communication protocols such as Institute for Electrical and Electronics Engineers (IEEE) 802.11 and the like, and/or any other protocols currently known or to be developed in the future.
  • IEEE Institute for Electrical and Electronics Engineers
  • the communication may utilize any proper wireless communication technology, includes but not limited to: Code Division Multiple Access (CDMA) , Frequency Division Multiple Access (FDMA) , Time Division Multiple Access (TDMA) , FDD, TDD, Multiple-Input Multiple-Output (MIMO) , Orthogonal Frequency Division Multiple (OFDM) , Discrete Fourier Transform spread OFDM (DFT-s-OFDM) and/or any other technologies currently known or to be developed in the future.
  • CDMA Code Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • TDMA Time Division Multiple Access
  • MIMO Multiple-Input Multiple-Output
  • OFDM Orthogonal Frequency Division Multiple
  • DFT-s-OFDM Discrete Fourier Transform spread OFDM
  • FIG. 2 shows an example of SBFD and non-SBFD slots according to some example embodiments of the present disclosure.
  • SBFD slots 220 there are two slot types exist for both DL and UL transmissions, including SBFD slots 220 and non-SBFD slots 210 and 230.
  • SBFD slots 220 both the non-overlapping DL sub-bands 221 and 223 and UL sub-band (s) 222 exist, while during the non-SBFD slots210 and 230, the entire band is used for DL resource 211 or UL resource 231 (i.e., full DL/UL slots) .
  • SBFD operation modes have been studied including whether the time and frequency locations of sub-bands for SBFD operation are known to the SBFD-aware UE or not. It however has been agreed in 3GPP that at least the operation mode with time and frequency locations of sub-bands for SBFD operation being known to the SBFD-aware UE is prioritized. This means that SBFD slots should be known by the (SBFD-aware) UE in one way or another.
  • SBFD has been studied for its benefit of coverage extension and latency reduction.
  • the latency gain can be either for DL Hybrid Automatic Repeat Request (HARQ) /Channel State Information (CSI) feedback latency and UL PUSCH transmission latency.
  • the gain can be different according to network deployment scenarios and applications.
  • SBFD introduces high complexity in the UE, for example, low-complexity SBFD-aware UEs might not support all the SBFD functionalities, but it still wants to leverage from the new DL/UL transmissions opportunities provided by SBFD. If UE capability report fails to reflect UE’s SBFD capability, it will impact gNB schedule flexible and UE requirement.
  • the UE may not actually need the use of all the features of SBFD, such as reduced capability (redcap) UE, small data transmission (SDT) , Massive internet of things (IoT) terminal etc.
  • the cost and power consumption may be increased in pure SBFD network for such UE.
  • a UE is not necessary to support UL coverage enhancement for PUSCH.
  • UE may support only DL latency reduction by using SBFD operation for physical uplink control channel (PUCCH) .
  • PUCCH physical uplink control channel
  • gNB scheduling and UE operation may be simplified.
  • SBFD preparation time DL/UL switching time etc.
  • UE is only capable of limited operations.
  • the SBFD operation is expected to be optimized according to deployment scenario/applications and UE capability.
  • the present disclosure proposes a mechanism for sub-band non-overlapping full duplex (SBFD) operational mode configuration.
  • the second apparatus 120 transmits a configuration of at least one operational mode associated with a SBFD operation for the first apparatus 110.
  • the first apparatus 110 selects a target operational mode based on a capability of the first apparatus 110 associated with the SBFD operation from the at least one operational mode and performs an uplink transmission and/or downlink reception based on the target operational mode.
  • FIG. 3 illustrates a signaling chart 300 illustrating an example of process according to some example embodiments of the present disclosure.
  • the process shown in FIG. 3 involves the first apparatus 110 operating, for example, as a terminal device, and the second apparatus 120, for example, operating as a network node.
  • FIG. 1 illustrates the signaling chart 300.
  • the second apparatus 120 may determine one or more operational modes associated with the SBFD operation of the first apparatus 110.
  • the second apparatus 120 may determine (306) one or more operational modes associated with the SBFD operation for the first apparatus 110 based on SBFD related capability of the first apparatus.
  • the second apparatus 120 may determine the one or more operational modes associated with the SBFD operation based on the type of the first apparatus 110. For example, the first apparatus 110 may not actually need the use of all the features of SBFD in a case where the first apparatus 110 is a redcap device or a massive IoT device.
  • the one or more operational modes associated with the SBFD operation to be configured for the first apparatus may also be determined by the second apparatus based on the functions and/or application of the first apparatus 110, for example, whether the first apparatus 110 intends to perform an SDT or whether the traffic of the first apparatus 110 requires a low latency.
  • the second apparatus 120 may determine the one or more operational modes associated with the SBFD operation based on the network condition and/or the deployment condition, such as the cell size, the number of carriers aggregated etc.
  • the second apparatus 120 may determine the one or more operational modes associated with the SBFD operation based on the SBFD capability reported by the first apparatus 110. For example, the second apparatus 120 may inform (302) the first apparatus 110 that the SBFD operation is supportable by the second apparatus 120. The first apparatus may transmit (304) , to the second apparatus 120, an indication of the capability of the first apparatus 110 associated with the SBFD operation.
  • the capability associated with the SBFD operation reported by the first apparatus 110 may indicate different capabilities of the first apparatus 110 for supporting the SBFD operation.
  • the first apparatus 110 may be incapable of an UL transmission on resources allocated for the SBFD operation. That is, no SBFD UL operation will occur on UL sub-band (s) allocated for one or more SBFD slots. However, in this case, the first apparatus 110 may still be aware of SBFD signaling, such as frequency domain resource allocation (FDRA) and/or time domain resource allocation (TDRA) and the like. Based on the SBFD signaling, the first apparatus 110 may perform DL reception in DL sub-band (s) allocated for one or more SBFD slots and avoid DL reception in UL sub-band (s) allocated for the one or more SBFD slots.
  • SBFDRA frequency domain resource allocation
  • TDRA time domain resource allocation
  • the first apparatus 110 may also indicate what signaling options are supported by the first apparatus 110 (e.g. enhanced FDRA, channel state information reference signal (CSI-RS) resource configuration, crosslink interference (CLI) measurement and repotting etc. ) even the first apparatus 110 is incapable of an UL transmission on SBFD slot (s) . Furthermore, the first apparatus 110 may also support single DL sub-band or dual DL sub-bands simultaneously.
  • signaling options e.g. enhanced FDRA, channel state information reference signal (CSI-RS) resource configuration, crosslink interference (CLI) measurement and repotting etc.
  • CSI-RS channel state information reference signal
  • CLI crosslink interference
  • the first apparatus 110 may be only capable of an UL control channel, e.g., PUCCH transmission on resources allocated for the SBFD operation. In other words, the first apparatus 110 may not monitor the downlink control information for UL data channel, e.g., physical uplink shared channel (PUSCH) transmission that is sent in the one or more SBFD slots.
  • UL control channel e.g., PUCCH transmission on resources allocated for the SBFD operation.
  • the first apparatus 110 may not monitor the downlink control information for UL data channel, e.g., physical uplink shared channel (PUSCH) transmission that is sent in the one or more SBFD slots.
  • PUSCH physical uplink shared channel
  • the first apparatus 110 may indicate whether PUCCH only in a slot and/or physical downlink control channel (PDCCH) and PUCCH in a slot and/or PDCCH, physical downlink shared channel (PDSCH) and PUCCH in a slot is/are supported by the first apparatus 110.
  • PUCCH physical downlink control channel
  • PDSCH physical downlink shared channel
  • the first apparatus 110 may also indicate a support of a minimum time gap for switching operation, i.e. from DL to UL, or from UL or DL, and/or maximum number of SBFD UL slots, which may impact the complexity at the first apparatus 110.
  • the first apparatus 110 may be capable of both uplink control channel e.g., PUCCH transmission and uplink data channel e.g., PUSCH transmission on resources allocated for the SBFD operation, which may include a capability of sounding reference signal for PUSCH.
  • uplink control channel e.g., PUCCH transmission
  • uplink data channel e.g., PUSCH transmission on resources allocated for the SBFD operation, which may include a capability of sounding reference signal for PUSCH.
  • the first apparatus 110 may also indicate a support of PUSCH grant mode, such as a support of configured grant (CG) , multi-PUSCH and/or dynamic grant.
  • a support of PUSCH grant mode such as a support of configured grant (CG) , multi-PUSCH and/or dynamic grant.
  • Other capability indication of this case may also include whether mix SBFD and legacy resources in one slot is supported, a supported minimum time gap for switching operation and/or supported maximum number of SBFD UL slots.
  • the SBFD UL specific minimum K2 value may also be indicated, which indicates a DCI to PUSCH time offset in slot or symbol.
  • the capability of the first apparatus 110 may also include the number of SBFD slots, dynamic fallback to TDD capability and dynamic SBFD (i.e., fast changes on the UL sub-band sizes) etc.
  • the second apparatus 120 may transmit (308) a configuration of the one or more operational modes associated with the SBFD operation to the first apparatus 110.
  • the first apparatus 110 may select (310) a target operational mode from the one or more operational modes configured by the second apparatus 120 for the SBFD operation based on the capability of the first apparatus 110.
  • the operational modes associated with the SBFD operation, configured by the second apparatus 120 may lead different behaviors of the first apparatus 110.
  • a first operational mode may indicate the first apparatus 110 to perform no UL transmission on resources allocated for the SBFD operation. That is, no UL transmission is to be performed in the one or more SBFD slots.
  • the first apparatus 110 may be allowed to be aware of a SBFD configuration and SBFD signaling.
  • the SBFD configuration and SBFD signaling may comprise a frequency location of one or more SBFD UL sub-bands, a frequency location of one or more SBFD DL sub-bands and the location of time slots associated with the SBFD operation, i.e., the one or more SBFD slots.
  • the first apparatus 110 may be aware of a sub-band structure in the one or more SBFD slots.
  • the first apparatus 110 may exactly know the location of the SBFD UL sub-band and two SBFD DL sub-bands in frequency and time domain.
  • DUD type of SBFD operation is the case where a carrier bandwidth has a UL sub-band in the middle of the carrier bandwidth, and upper and lower parts of the carrier bandwidth are used for DL sub-bands.
  • the first apparatus 110 can rate-match middle of CSI-RS resource elements (REs) when it is located in UL sub-band without additional signalling.
  • REs CSI-RS resource elements
  • some other enhanced signalling may also be introduced for the SBFD scheduling, a resource allocation, a SBFD specific power control, a CSI reporting, interference measurement etc.
  • the configuration for the first operational mode may also indicate whether the first apparatus 110 can support for single DL sub-band or dual DL sub-band simultaneously.
  • the first apparatus 110 may determine the resource allocation for the SBFD operation based on the SBFD configuration and signaling as described above.
  • the first apparatus 110 may perform DL reception on DL sub-bands in one or more SBFD slots. But the first apparatus 110 will not perform UL transmission on UL sub-bands in one or more SBFD slots. That is, the first apparatus 110 may still utilize DL/UL resource efficiently for data and control channel reception without SBFD UL capability.
  • a second operational mode may indicate the first apparatus 110 is only allowed to perform an uplink control channel, e.g., PUCCH, transmission on resources allocated for the SBFD operation.
  • PUCCH uplink control channel
  • the first apparatus 110 may also receive the SBFD configuration and SBFD signaling which are supported under the first operational mode.
  • the supported PUCCH format in SBFD may be configured for the first apparatus 110 for the second operational mode.
  • HARQ acknowledgment (ACK) /non-acknowledgment (NACK) timing may be adjusted.
  • the first apparatus 110 may prepare PUCCH operation based on the resource allocation for the SBFD operation.
  • the first apparatus 110 may not expect a UL data channel, e.g., PUSCH transmission in one or more SBFD slots.
  • the first apparatus 110 may not perform blind detection of PDCCH conveying UL DCI, or may ignore/drop any UL DCI that schedules PUSCH transmission in the one or more SBFD slots.
  • PUSCH transmission occasions will not exist or not be counted in the one or more SBFD slots for CG, PUSCH or PUSCH repetitions.
  • PDSCH duration in time may be determined with the consideration of PUCCH transmission and switching time, if the PUCCH only in a slot is supported.
  • One or more special slot types may also be configured to use, e.g., special slot with DL symbols, guard symbols and UL symbols for PUCCH transmission.
  • a minimum time gap for switching operation may also be considered by the first apparatus 110.
  • a PDSCH latency may be reduced by a faster HARQ feedback via the PUCCH transmission.
  • the UL DCI blind detection may not be necessary under both the first and the second operational modes, and operational complexity from the blind detection is significantly reduced.
  • a third operational mode may be configured for indicating the first apparatus 110 is allowed to perform both uplink control channel, e.g. PUCCH, transmission and uplink data channel, e.g., PUSCH, transmission on resources allocated for the SBFD operation.
  • uplink control channel e.g. PUCCH
  • uplink data channel e.g., PUSCH
  • the SBFD configuration and SBFD signaling may be supported under the third operational mode.
  • the first apparatus 110 may be aware of a sub-band structure in the one or more SBFD slots.
  • the first apparatus 110 may be configured with different UL PUSCH grant options, which will be described with reference to FIGS. 4A to 4C.
  • the first apparatus 110 may be configured to determine the resources available for PUSCH transmission based on a dynamic UL grant, e.g., slot based dynamic UL grant, which may be indicated by UL DCI. That is, resources available for PUSCH transmission may be full flexible UL grant.
  • a dynamic UL grant e.g., slot based dynamic UL grant, which may be indicated by UL DCI. That is, resources available for PUSCH transmission may be full flexible UL grant.
  • an UL DCI 410 may be received by the first apparatus 110 at a DL sub-band in a SBFD slot 402, which may schedule resources 411 available for PUSCH transmission, i.e., on the UL sub-band in a SBFD slot 403.
  • a further UL DCI 412 may be received by the first apparatus 110 at a DL sub-band in a SBFD slot 404, which may schedule resources 413 available for PUSCH transmission, i.e., on the full UL slot 405.
  • the full dynamic UL grant introduces complexity in UE operation because the first apparatus (UE) should perform blind detection of DL and UL DCI.
  • the scheduling of DL and UL data transmission and reception in the second apparatus 120 is highly complicated to multiplex DL/UL DCI, PDSCH/PUSCH as well as PUCCH with the consideration of DL/UL switching time and gap, processing capability etc.
  • the first apparatus 110 may be configured to determine the resources available for PUSCH transmission based on UL DCI indicating multi-PUSCH.
  • one UL DCI may indicate multiple resource sets available for PUSCH transmission on different slots.
  • PDCCH position for multi-PUSCH grant can be configured to avoid unnecessary PDCCH blind detection.
  • an UL DCI 420 with multi-PUSCH scheduling may be received by the first apparatus 110 in a full DL slot 401, which may schedule PUSCH transmission resources 421 and 422 on UL sub-bands in both SBFD slots 402 and 404 and also resources 423 in a full UL slot 405.
  • the pre-scheduling of PUSCH by multi-PUSCH scheduling allows UE to know which slot and symbols are used for SBFD UL transmission, and the UE is capable of ignoring or skipping PDSCH reception or even blind detection of DL/UL DCI in the symbol.
  • the first apparatus 110 may determine the resources available for PUSCH transmission based on configured grant. That is, no UL DCI detection is required at the first apparatus 110. In this case, only configured grant PUSCH is allowed in SBFD slots, together with PUCCH.
  • the second apparatus 120 may easily schedule a dynamic grant PDSCH that may cancel the CG PUSCH if they overlap in time.
  • the first apparatus 110 may use the configured grant 430 on UL sub-bands in slot 404 for the PUSCH transmission.
  • the first apparatus 110 may reduce the complexity for PUSCH preparation, PDCCH blind decoding etc.
  • the solutions proposed in the present disclosure may be benefit for the power consumption of the UE. Meanwhile, the complexity and latency of the UE may be reduced, and the coverage and performance may be improved.
  • FIG. 5 shows a flowchart of an example method 500 implemented at an apparatus in accordance with some example embodiments of the present disclosure. For the purpose of discussion, the method 500 will be described from the perspective of the first apparatus 110 in FIG. 1.
  • the first apparatus 110 receives, from the network node, a configuration of at least one operational mode associated with a SBFD operation for the first apparatus 110, wherein the at least one operational mode indicates one or more operations of the first apparatus 110 that are allowed and/or unallowed for the SBFD operation.
  • the first apparatus 110 selects, from the at least one operational mode, a target operational mode based on a capability of the first apparatus 110 associated with the SBFD operation.
  • the first apparatus 110 performs an uplink transmission and/or downlink reception based on the target operational mode.
  • the at least one operational mode associated with the SBFD operation comprises at least one of the following: a first operational mode indicating the first apparatus 110 to perform no uplink transmission on resources allocated for the SBFD operation; a second operational mode indicating the first apparatus 110 is only allowed to perform an uplink control channel transmission on resources allocated for the SBFD operation; or a third operational mode indicating the first apparatus 110 is allowed to perform both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the first apparatus 110 is allowed to be aware of a SBFD configuration and signaling even in the first operational mode, wherein the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated with the SBFD operation, or an interference measurement configuration associated with the SBFD operation.
  • the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated with the SB
  • the method 500 further comprises: receiving, from the network node, an indication that the SBFD operation is supportable by the network node; and reporting, to the network node, an indication of the capability of the first apparatus 110 associated with the SBFD operation before the reception of the configuration of the at least one operational mode.
  • the capability of the first apparatus 110 comprises one of the following: the first apparatus 110 is incapable of an uplink transmission on resources allocated for the SBFD operation; the first apparatus 110 is capable of an uplink control channel transmission on resources allocated for the SBFD operation; and the first apparatus 110 is capable of both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the method 500 further comprises: in accordance with a determination that the second operational mode is selected as the target operational mode for the SBFD operation, causing skipping of monitoring of a downlink control channel for scheduling an uplink transmission on resources allocated for an uplink data channel associated with the SBFD operation.
  • the method 500 further comprises: in accordance with a determination that the first operational mode is selected as the target operational mode for the SBFD operation, performing a reception on resources allocated for a downlink control and/or data channel associated with the SBFD operation and dropping an uplink transmission on resources allocated for an uplink channel associated with the SBFD operation.
  • the method 500 further comprises: determining resources available for an uplink data channel associated with the SBFD operation from at least one of the following: a dynamic uplink grant indicated by downlink control information, a plurality of uplink grants indicated by downlink control information, or an uplink configured grant; and in accordance with a determination that the second operational mode is selected as the target operational mode for the SBFD operation, performing at least one uplink data transmission on the determined resources.
  • the first apparatus 110 comprises a terminal device.
  • FIG. 6 shows a flowchart of an example method 600 implemented at an apparatus in accordance with some example embodiments of the present disclosure. For the purpose of discussion, the method 600 will be described from the perspective of the second apparatus 120 in FIG. 1.
  • the second apparatus 120 determines a configuration of at least one operational mode associated with a SBFD operation for a terminal device, wherein the at least one operational mode indicating one or more operations of the terminal device that are allowed and/or unallowed for the SBFD operation.
  • the second apparatus 120 transmits the configuration to the terminal device.
  • the at least one operational mode associated with the SBFD operation comprises at least one of the following: a first operational mode indicating the terminal device to perform no uplink transmission on resources allocated for the SBFD operation; a second operational mode indicating the terminal device is only allowed to perform an uplink control channel transmission on resources allocated for the SBFD operation; or a third operational mode indicating the terminal device is allowed to perform both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the terminal device is allowed to be aware of a SBFD configuration and signaling even in the first operational mode, wherein the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of a resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated with the SBFD operation, or an interference measurement configuration associated with the SBFD operation.
  • the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of a resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated
  • the method 600 further comprises: transmitting, to the terminal device, an indication that the SBFD operation is supportable by the second apparatus 120; receiving, from the terminal device, an indication of the capability of the terminal device associated with the SBFD operation before the reception of the configuration of the at least one operational mode; and determining the configuration of the at least one operational mode at least based on the capability of the terminal device.
  • the capability of the terminal device comprises one of the following: the terminal device is incapable of an uplink transmission on resources allocated for the SBFD operation; the terminal device is capable of an uplink control channel transmission on resources allocated for the SBFD operation; and the terminal device is capable of both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the second apparatus 120 comprises a network node.
  • a first apparatus capable of performing any of the method 500 may comprise means for performing the respective operations of the method 500.
  • the means may be implemented in any suitable form.
  • the means may be implemented in a circuitry or software module.
  • the first apparatus may be implemented as or included in the first apparatus 110 in FIG. 1.
  • the first apparatus comprises means for receiving, from the network node, a configuration of at least one operational mode associated with a SBFD operation for the apparatus, wherein the at least one operational mode indicates one or more operations of the apparatus that are allowed and/or unallowed for the SBFD operation; means for selecting, from the at least one operational mode, a target operational mode based on a capability of the apparatus associated with the SBFD operation; and means for performing an uplink transmission and/or downlink reception based on the target operational mode.
  • the at least one operational mode associated with the SBFD operation comprises at least one of the following: a first operational mode indicating the apparatus to perform no uplink transmission on resources allocated for the SBFD operation; a second operational mode indicating the apparatus is only allowed to perform an uplink control channel transmission on resources allocated for the SBFD operation; or a third operational mode indicating the apparatus is allowed to perform both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the apparatus is allowed to be aware of a SBFD configuration and signaling even in the first operational mode, wherein the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated with the SBFD operation, or an interference measurement configuration associated with the SBFD operation.
  • the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated with the SBFD operation
  • the first apparatus further comprises: means for receiving, from the network node, an indication that the SBFD operation is supportable by the network node; and means for reporting, to the network node, an indication of the capability of the apparatus associated with the SBFD operation before the reception of the configuration of the at least one operational mode.
  • the capability of the apparatus comprises one of the following: the apparatus is incapable of an uplink transmission on resources allocated for the SBFD operation; the apparatus is capable of an uplink control channel transmiss ion on resources allocated for the SBFD operation; and the apparatus is capable of both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the first apparatus further comprises: means for in accordance with a determination that the second operational mode is selected as the target operational mode for the SBFD operation, causing skipping of monitoring of a downlink control channel for scheduling an uplink transmission on resources allocated for an uplink data channel associated with the SBFD operation.
  • the first apparatus further comprises: means for in accordance with a determination that the first operational mode is selected as the target operational mode for the SBFD operation, performing a reception on resources allocated for a downlink control and/or data channel associated with the SBFD operation and dropping an uplink transmission on resources allocated for an uplink channel associated with the SBFD operation.
  • the first apparatus further comprises: means for determining resources available for an uplink data channel associated with the SBFD operation from at least one of the following: a dynamic uplink grant indicated by downlink control information, a plurality of uplink grants indicated by downlink control information, or an uplink configured grant; and means for in accordance with a determination that the second operational mode is selected as the target operational mode for the SBFD operation, performing at least one uplink data transmission on the determined resources.
  • the first apparatus further comprises means for performing other operations in some example embodiments of the method 500 or the first apparatus 110.
  • the means comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the performance of the first apparatus.
  • a second apparatus capable of performing any of the method 600 may comprise means for performing the respective operations of the method 600.
  • the means may be implemented in any suitable form.
  • the means may be implemented in a circuitry or software module.
  • the second apparatus may be implemented as or included in the second apparatus 120 in FIG. 1.
  • the second apparatus comprises means for determining a configuration of at least one operational mode associated with a SBFD operation for a terminal device, wherein the at least one operational mode indicating one or more operations of the terminal device that are allowed and/or unallowed for the SBFD operation; and means for transmitting the configuration to the terminal device.
  • the at least one operational mode associated with the SBFD operation comprises at least one of the following: a first operational mode indicating the terminal device to perform no uplink transmission on resources allocated for the SBFD operation; a second operational mode indicating the terminal device is only allowed to perform an uplink control channel transmission on resources allocated for the SBFD operation; or a third operational mode indicating the terminal device is allowed to perform both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the terminal device is allowed to be aware of a SBFD configuration and signaling even in the first operational mode, wherein the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of a resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated with the SBFD operation, or an interference measurement configuration associated with the SBFD operation.
  • the SBFD configuration and signaling comprises at least one of: a frequency location of one or more SBFD uplink sub-bands, a frequency location of one or more SBFD downlink sub-bands, a location of time slots associated with the SBFD operation; a SBFD-specific scheduling information, a signaling information of a resource allocation for the SBFD operation, a specific power control associated with the SBFD operation, a CSI reporting configuration associated
  • the second apparatus further comprises: means for transmitting, to the terminal device, an indication that the SBFD operation is supportable by the apparatus; means for receiving, from the terminal device, an indication of the capability of the terminal device associated with the SBFD operation before the reception of the configuration of the at least one operational mode; and means for determining the configuration of the at least one operational mode at least based on the capability of the terminal device.
  • the capability of the terminal device comprises one of the following: the terminal device is incapable of an uplink transmission on resources allocated for the SBFD operation; the terminal device is capable of an uplink control channel transmission on resources allocated for the SBFD operation; and the terminal device is capable of both uplink control channel transmission and uplink data channel transmission on resources allocated for the SBFD operation.
  • the second apparatus further comprises means for performing other operations in some example embodiments of the method 600 or the second apparatus 120.
  • the means comprises at least one processor; and at least one memory storing instructions that, when executed by the at least one processor, cause the performance of the second apparatus.
  • FIG. 7 is a simplified block diagram of a device 700 that is suitable for implementing example embodiments of the present disclosure.
  • the device 700 may be provided to implement a communication device, for example, the first apparatus 110 or the second apparatus 120 as shown in FIG. 1.
  • the device 700 includes one or more processors 710, one or more memories 720 coupled to the processor 710, and one or more communication modules 740 coupled to the processor 710.
  • the communication module 740 is for bidirectional communications.
  • the communication module 740 has one or more communication interfaces to facilitate communication with one or more other modules or devices.
  • the communication interfaces may represent any interface that is necessary for communication with other network elements.
  • the communication module 740 may include at least one antenna.
  • the processor 710 may be of any type suitable to the local technical network and may include one or more of the following: general purpose computers, special purpose computers, microprocessors, digital signal processors (DSPs) and processors based on multicore processor architecture, as non-limiting examples.
  • the device 700 may have multiple processors, such as an application specific integrated circuit chip that is slaved in time to a clock which synchronizes the main processor.
  • the memory 720 may include one or more non-volatile memories and one or more volatile memories.
  • the non-volatile memories include, but are not limited to, a Read Only Memory (ROM) 724, an electrically programmable read only memory (EPROM) , a flash memory, a hard disk, a compact disc (CD) , a digital video disk (DVD) , an optical disk, a laser disk, and other magnetic storage and/or optical storage.
  • Examples of the volatile memories include, but are not limited to, a random access memory (RAM) 722 and other volatile memories that will not last in the power-down duration.
  • a computer program 730 includes computer executable instructions that are executed by the associated processor 710.
  • the instructions of the program 730 may include instructions for performing operations/acts of some example embodiments of the present disclosure.
  • the program 730 may be stored in the memory, e.g., the ROM 724.
  • the processor 710 may perform any suitable actions and processing by loading the program 730 into the RAM 722.
  • the example embodiments of the present disclosure may be implemented by means of the program 730 so that the device 700 may perform any process of the disclosure as discussed with reference to FIG. 2 to FIG. 6.
  • the example embodiments of the present disclosure may also be implemented by hardware or by a combination of software and hardware.
  • the program 730 may be tangibly contained in a computer readable medium which may be included in the device 700 (such as in the memory 720) or other storage devices that are accessible by the device 700.
  • the device 700 may load the program 730 from the computer readable medium to the RAM 722 for execution.
  • the computer readable medium may include any types of non-transitory storage medium, such as ROM, EPROM, a flash memory, a hard disk, CD, DVD, and the like.
  • the term “non-transitory, ” as used herein, is a limitation of the medium itself (i.e., tangible, not a signal) as opposed to a limitation on data storage persistency (e.g., RAM vs. ROM) .
  • FIG. 8 shows an example of the computer readable medium 800 which may be in form of CD, DVD or other optical storage disk.
  • the computer readable medium 800 has the program 730 stored thereon.
  • various embodiments of the present disclosure may be implemented in hardware or special purpose circuits, software, logic or any combination thereof. Some aspects may be implemented in hardware, and other aspects may be implemented in firmware or software which may be executed by a controller, microprocessor or other computing device. Although various aspects of embodiments of the present disclosure are illustrated and described as block diagrams, flowcharts, or using some other pictorial representations, it is to be understood that the block, apparatus, system, technique or method described herein may be implemented in, as non-limiting examples, hardware, software, firmware, special purpose circuits or logic, general purpose hardware or controller or other computing devices, or some combination thereof.
  • Some example embodiments of the present disclosure also provide at least one computer program product tangibly stored on a computer readable medium, such as a non-transitory computer readable medium.
  • the computer program product includes computer-executable instructions, such as those included in program modules, being executed in a device on a target physical or virtual processor, to carry out any of the methods as described above.
  • program modules include routines, programs, libraries, objects, classes, components, data structures, or the like that perform particular tasks or implement particular abstract data types.
  • the functionality of the program module s may be combined or split between program modules as desired in various embodiments.
  • Machine-executable instructions for program modules may be executed within a local or distributed device. In a distributed device, program modules may be located in both local and remote storage media.
  • Program code for carrying out methods of the present disclosure may be written in any combination of one or more programming languages.
  • the program code may be provided to a processor or controller of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the program code, when executed by the processor or controller, cause the functions/operations specified in the flowcharts and/or block diagrams to be implemented.
  • the program code may execute entirely on a machine, partly on the machine, as a stand-alone software package, partly on the machine and partly on a remote machine or entirely on the remote machine or server.
  • the computer program code or related data may be carried by any suitable carrier to enable the device, apparatus or processor to perform various processes and operations as described above.
  • Examples of the carrier include a signal, computer readable medium, and the like.
  • the computer readable medium may be a computer readable signal medium or a computer readable storage medium.
  • a computer readable medium may include but not limited to an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of the computer readable storage medium would include an electrical connection having one or more wires, a portable computer diskette, a hard disk, a random access memory (RAM) , a read-only memory (ROM) , an erasable programmable read-only memory (EPROM or Flash memory) , an optical fiber, a portable compact disc read-only memory (CD-ROM) , an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.

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Abstract

Des modes de réalisation donnés à titre d'exemple de la présente divulgation concernent des procédés, des dispositifs, des appareils et un support de stockage lisible par ordinateur pour configurer un ou plusieurs modes de fonctionnement de duplex intégral sans chevauchement de sous-bande (SBFD). Le procédé consiste à : recevoir, au niveau d'un dispositif terminal et provenant d'un nœud de réseau, une configuration d'au moins un mode de fonctionnement associé à un fonctionnement de SBFD pour le dispositif terminal, le ou les modes de fonctionnement indiquant une ou plusieurs fonctionnements du dispositif terminal qui sont autorisés et/ou non autorisés pour le fonctionnement de SBFD ; sélectionner, parmi le ou les modes de fonctionnement, un mode de fonctionnement cible sur la base d'une capacité du dispositif de terminal associée au fonctionnement de SBFD ; et réaliser une transmission de liaison montante et/ou une réception de liaison descendante sur la base du mode de fonctionnement cible.
PCT/CN2024/075361 2024-02-01 2024-02-01 Configuration de modes de fonctionnement pour duplex intégral sans chevauchement de sous-bande Pending WO2025160922A1 (fr)

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CN114303340A (zh) * 2021-11-30 2022-04-08 北京小米移动软件有限公司 工作模式指示、确定方法和装置、通信装置和存储介质
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