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WO2025010651A1 - Procédé de communication, terminal, dispositif de communication et support de stockage - Google Patents

Procédé de communication, terminal, dispositif de communication et support de stockage Download PDF

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Publication number
WO2025010651A1
WO2025010651A1 PCT/CN2023/106955 CN2023106955W WO2025010651A1 WO 2025010651 A1 WO2025010651 A1 WO 2025010651A1 CN 2023106955 W CN2023106955 W CN 2023106955W WO 2025010651 A1 WO2025010651 A1 WO 2025010651A1
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WO
WIPO (PCT)
Prior art keywords
terminal
state
timer
behavior
access layer
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/CN2023/106955
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English (en)
Chinese (zh)
Inventor
李艳华
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.)
Beijing Xiaomi Mobile Software Co Ltd
Original Assignee
Beijing Xiaomi Mobile Software Co Ltd
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 Beijing Xiaomi Mobile Software Co Ltd filed Critical Beijing Xiaomi Mobile Software Co Ltd
Priority to CN202380010081.0A priority Critical patent/CN117158058A/zh
Priority to PCT/CN2023/106955 priority patent/WO2025010651A1/fr
Publication of WO2025010651A1 publication Critical patent/WO2025010651A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present disclosure relates to the field of wireless communication technology, and in particular to a communication method, a terminal, a communication device, and a storage medium.
  • a power saving signal namely the wakeup signal (WUS)
  • WUS is a low-power detection signal. If the terminal device detects WUS, it means that the terminal device needs to wake up from the sleep state and monitor the physical downlink control channel (PDCCH).
  • PDCCH physical downlink control channel
  • the second transceiver of the terminal (such as a transceiver for monitoring PDCCH and/or receiving uplink and downlink transmission data) is in a low power consumption state.
  • the terminal can perform corresponding actions according to the execution strategy to process the access stratum timer, thereby executing the access stratum task in time, improving the efficiency of communication with the network and saving the power consumption of the terminal.
  • Embodiments of the present disclosure provide a communication method, a terminal, a communication device, and a storage medium.
  • a communication method is proposed, which is executed by a terminal.
  • the method includes: when the terminal is in a first state and a first timer times out, executing a corresponding behavior according to an execution strategy, wherein the first timer is an access layer timer.
  • a terminal comprising: a task execution module, used to execute a corresponding behavior according to an execution strategy when the terminal is in a first state and a first timer times out; wherein the first timer is an access layer timer.
  • a communication device comprising: one or more processors; one or more memories for storing instructions; wherein the processor is used to call instructions so that the communication device executes the communication method described in the first aspect.
  • a storage medium stores instructions, and when the instructions are executed on a communication device, the communication device executes the communication method as described in the first aspect.
  • a computer program or a computer program product includes code.
  • the instructions are executed by a processor, the communication method described in the first aspect is performed.
  • the technical solution provided by the embodiment of the present disclosure enables the terminal to process the access layer timer after entering the first state.
  • FIG1 is a schematic diagram of an architecture of a communication system according to an embodiment of the present disclosure.
  • FIG. 2 is a schematic diagram of a structure of a terminal according to an embodiment of the present disclosure.
  • FIG3A is a flow chart of a communication method according to an embodiment of the present disclosure.
  • FIG3B is another flowchart diagram of a communication method according to an embodiment of the present disclosure.
  • FIG. 4 is a schematic diagram of a flow chart showing a terminal executing a communication method according to an embodiment of the present disclosure.
  • FIG. 5 is another schematic diagram of a flow chart of a terminal executing a communication method according to an embodiment of the present disclosure.
  • FIG. 6 is another schematic diagram of a flow chart of a terminal executing a communication method according to an embodiment of the present disclosure.
  • FIG. 7 is another schematic diagram of the structure of a terminal according to an embodiment of the present disclosure.
  • FIG8 is a schematic diagram of the structure of a communication device according to an embodiment of the present disclosure.
  • Embodiments of the present disclosure provide a communication method, a terminal, a communication device, and a storage medium.
  • an embodiment of the present disclosure proposes a communication method, which is executed by a terminal.
  • the method includes: when the terminal is in a first state and a first timer times out, executing a corresponding behavior according to an execution strategy; wherein the first timer is an access layer timer.
  • the terminal when the terminal enters the first state, if the access layer timer times out, the terminal can perform corresponding actions according to the execution strategy to process the access layer timer, thereby executing the access layer task in a timely manner, thereby improving the efficiency of communication with the network and saving terminal power consumption.
  • the first state includes at least one of the following: the first transceiver of the terminal is in an on state, the second transceiver of the terminal is in a low power consumption state, the serving cell is in a relaxed measurement state, the neighboring cell is in a relaxed measurement state, the serving cell is in a stopped measurement state, and the neighboring cell is in a stopped measurement state; wherein the first transceiver is used to receive a wake-up signal, and the wake-up signal is used to wake up the second transceiver.
  • the above method also includes: when the terminal enters the first state, triggering relaxation of measurement of the serving cell and/or neighboring cell; or, when the terminal enters the first state, triggering stopping measurement of the serving cell and/or neighboring cell.
  • the terminal relaxes measurement or stops measurement of at least one of the serving cell and the neighboring cell to save power consumption of the terminal.
  • the above-mentioned execution strategy includes one of the following: immediately executing the first behavior, executing the second behavior when the terminal leaves the first state, and determining by the terminal to immediately execute the first behavior or to execute the second behavior when the terminal leaves the first state; wherein the first behavior is a behavior associated with the first timer, and the second behavior is a behavior associated with the access layer task.
  • the second transceiver of the terminal is in a low power consumption state.
  • the terminal can immediately execute the behavior associated with the access layer timer (i.e., immediately execute the first behavior), execute the behavior associated with the access layer task after the terminal leaves the first state (i.e., the second transceiver leaves the low power consumption state) (i.e., execute the second behavior when the terminal leaves the first state), or the terminal itself determines to immediately execute the first behavior or execute the second behavior when the terminal leaves the first state.
  • the access layer task includes an idle state task or a deactivated state task of the terminal.
  • the above method also includes: after the terminal enters the first state, keeping at least one second timer running, the second timer is an access layer timer, and the first timer is one of the at least one second timer.
  • the access layer timer is kept running, so that the terminal can perform access layer tasks based on the access layer timer, so that when the access layer timer times out, it can be processed in time, thereby improving the efficiency of communication with the network and saving terminal power consumption.
  • the above method also includes: after the terminal enters the first state, canceling the execution of at least one access layer task.
  • the access layer task is canceled to save the terminal power consumption.
  • the access layer configuration of the terminal is retained after the terminal enters the first state.
  • the above method also includes: when the terminal leaves the first state or the first state is deactivated, executing at least one access layer task.
  • the terminal after the terminal leaves the first state or the first state is deactivated, the terminal performs at least one access layer task to ensure that the terminal can communicate with the network in a timely manner, thereby improving the efficiency of communicating with the network.
  • the method further includes: when the first timer times out, triggering the terminal to leave the first state or deactivate the first state.
  • the method further includes: when the terminal leaves the first state or the first state is deactivated, triggering measurement of the serving cell or the neighboring cell.
  • the behavior associated with the first timer is associated with the access layer task; or, the behavior associated with the first timer is not related to the access layer task.
  • the behavior associated with the first timer is associated with the access layer task in response; wherein, when the terminal is in the first state and the first timer times out, the corresponding behavior is executed according to the execution strategy, including: when the terminal is in the first state and the first timer times out, the first behavior is executed immediately, that is, the behavior associated with the timer is executed immediately.
  • the behavior associated with the first timer is unrelated to the access layer task; wherein, when the terminal is in the first state and the first timer times out, the corresponding behavior is executed in accordance with the execution strategy, including; when the terminal is in the first state and the first timer times out, the second behavior, i.e., the behavior associated with the access layer task, is executed when the terminal leaves the first state.
  • different execution strategies may be used to process different types of access layer timers, so as to flexibly process the access layer timers, thereby improving the efficiency of communication with the network while saving terminal power consumption.
  • an embodiment of the present disclosure proposes a terminal, comprising: a task execution module, which is used to execute a corresponding behavior according to an execution strategy when the terminal is in a first state and a first timer times out; wherein the first timer is an access layer timer.
  • the first state includes at least one of the following: the first transceiver of the terminal is in an on state, the second transceiver of the terminal is in a low power consumption state, the service cell is in a relaxed measurement state, the neighboring cell is in a relaxed measurement state, the service cell is in a stopped measurement state, and the neighboring cell is in a stopped measurement state; wherein the first transceiver is used to receive a wake-up signal, and the wake-up signal is used to wake up the second transceiver.
  • the task execution module is also used to: when the terminal enters the first state, trigger the relaxation of measurement of the serving cell and/or the neighboring cell; or, when the terminal enters the first state, trigger the stopping of measurement of the serving cell and/or the neighboring cell.
  • the above-mentioned execution strategy includes one of the following: immediately executing the first behavior, executing the second behavior when the terminal leaves the first state, and determining by the terminal to immediately execute the first behavior or to execute the second behavior when the terminal leaves the first state; wherein the first behavior is a behavior associated with the first timer, and the second behavior is a behavior associated with the access layer task.
  • the access layer task includes an idle state task or a deactivated state task of the terminal.
  • the above-mentioned device also includes: a timer running module, used to keep running at least one second timer after the terminal enters the first state, the second timer is an access layer timer, and the first timer is one of the at least one second timer.
  • the task execution module is further used to cancel the execution of at least one access layer task after the terminal enters the first state.
  • the access layer configuration of the terminal is retained after the terminal enters the first state.
  • the task execution module is further used to execute at least one access layer task when the terminal leaves the first state or the first state is deactivated.
  • the above-mentioned device also includes: a state management module, which is used to trigger leaving the first state or deactivating the first state when the first timer times out.
  • the task execution module is used to trigger measurement of the serving cell or the neighboring cell when the terminal leaves the first state or the first state is deactivated.
  • the behavior associated with the first timer is associated with the access layer task; or, the behavior associated with the first timer is not related to the access layer task.
  • the behavior associated with the first timer is associated with an access layer task; wherein the task execution module is used to immediately execute the first behavior when the terminal is in the first state and the first timer times out.
  • the behavior associated with the first timer is unrelated to the access layer task; wherein the task execution module is used to execute the second behavior when the terminal leaves the first state when the terminal is in the first state and the first timer times out.
  • an embodiment of the present disclosure provides a communication device, such as a terminal.
  • the communication device includes: one or more processors; one or more memories for storing instructions; wherein the processor is used to call the instructions so that the communication device executes the communication method as described in any one of the first aspect and its embodiments.
  • an embodiment of the present disclosure provides a storage medium, wherein instructions are stored in the storage medium.
  • the communication device executes the communication method according to any one of the first aspect and its embodiments.
  • an embodiment of the present disclosure proposes a computer program product.
  • the communication device executes a communication method as described in any one of the first aspect and its embodiments.
  • an embodiment of the present disclosure proposes a computer program, which, when executed on a communication device, enables the communication device to execute a communication method as described in any one of the first aspect and its embodiments.
  • the beneficial effects that can be achieved can refer to the beneficial effects in the corresponding method, which will not be repeated here.
  • the embodiments of the present disclosure provide a communication method, a terminal, a communication device, and a storage medium.
  • the terms such as communication method, information processing method, information transmission method, etc. can be replaced with each other, the terms such as communication device, communication device, information processing device, information transmission device, etc. can be replaced with each other, and the terms such as communication system, information processing system, etc. can be replaced with each other.
  • each step in a certain embodiment can be implemented as an independent embodiment, and the steps can be arbitrarily combined.
  • a solution after removing some steps in a certain embodiment can also be implemented as an independent embodiment, and the order of the steps in a certain embodiment can be arbitrarily exchanged.
  • the optional implementation methods in a certain embodiment can be arbitrarily combined; in addition, the embodiments can be arbitrarily combined, for example, some or all of the steps of different embodiments can be arbitrarily combined, and a certain embodiment can be arbitrarily combined with the optional implementation methods of other embodiments.
  • elements expressed in the singular form such as “a”, “an”, “the”, “above”, “said”, “aforementioned”, “this”, etc., may mean “one and only one", or “one or more”, “at least one”, etc.
  • the noun after the article may be understood as a singular expression or a plural expression.
  • plurality refers to two or more.
  • "at least one of A and B", “A and/or B”, “A in one case, B in another case”, “A in one case, B in another case”, etc. may include the following technical solutions according to the situation: in some embodiments, A (A is executed independently of B); in some embodiments, B (B is executed independently of A); in some embodiments, execution is selected from A and B (A and B are selectively executed); in some embodiments, A and B (both A and B are executed). When there are more branches such as A, B, C, etc., the above is also similar.
  • the recording method of "A or B” may include the following technical solutions according to the situation: in some embodiments, A (A is executed independently of B); in some embodiments, B (B is executed independently of A); in some embodiments, execution is selected from A and B (A and B are selectively executed).
  • A A is executed independently of B
  • B B is executed independently of A
  • execution is selected from A and B (A and B are selectively executed).
  • prefixes such as “first” and “second” in the embodiments of the present disclosure are only used to distinguish different description objects, and do not constitute restrictions on the position, order, priority, quantity or content of the description objects.
  • the statement of the description object refers to the description in the context of the claims or embodiments, and should not constitute unnecessary restrictions due to the use of prefixes.
  • the description object is a "field”
  • the ordinal number before the "field” in the "first field” and the "second field” does not limit the position or order between the "fields”
  • the "first” and “second” do not limit whether the "fields” they modify are in the same message, nor do they limit the order of the "first field” and the "second field”.
  • the description object is a "level”
  • the ordinal number before the "level” in the “first level” and the “second level” does not limit the priority between the "levels”.
  • the number of description objects is not limited by the ordinal number, and can be one or more. Taking the "first device” as an example, the number of "devices” can be one or more.
  • the objects modified by different prefixes may be the same or different. For example, if the description object is "device”, then the “first device” and the “second device” may be the same device or different devices, and their types may be the same or different. For another example, if the description object is "information”, then the "first information” and the “second information” may be the same information or different information, and their contents may be the same or different.
  • “including A”, “comprising A”, “used to indicate A”, and “carrying A” can be interpreted as directly carrying A or indirectly indicating A.
  • terms such as “...”, “determine...”, “in the case of...”, “at the time of...”, “when...”, “at the time of...”, “when...”, “if...”, and so on can be used interchangeably.
  • terms such as “greater than”, “greater than or equal to”, “not less than”, “more than”, “more than or equal to”, “not less than”, “higher than”, “higher than or equal to”, “not lower than”, and “above” can be replaced with each other, and terms such as “less than”, “less than or equal to”, “not greater than”, “less than”, “less than or equal to”, “no more than”, “lower than”, “lower than or equal to”, “not higher than”, and “below” can be replaced with each other.
  • devices, etc. can be interpreted as physical or virtual, and their names are not limited to the names recorded in the embodiments.
  • Terms such as “device”, “equipment”, “device”, “circuit”, “network element”, “node”, “function”, “unit”, “section”, “system”, “network”, “chip”, “chip system”, “entity”, and “subject” can be used interchangeably.
  • network may be interpreted as devices included in the network (eg, access network equipment, core network equipment, etc.).
  • terminal terminal
  • the access network device, the core network device, or the network device can be replaced by a terminal.
  • the various embodiments of the present disclosure can also be applied to a structure in which the access network device, the core network device, or the network device and the communication between the terminals is replaced by the communication between multiple terminals (for example, device-to-device (D2D), vehicle-to-everything (V2X), etc.).
  • D2D device-to-device
  • V2X vehicle-to-everything
  • it can also be set as a structure in which the terminal has all or part of the functions of the access network device.
  • terms such as "uplink” and "downlink” can also be replaced by terms corresponding to communication between terminals (for example, "side”).
  • uplink channels, downlink channels, etc. can be replaced by side channels
  • uplinks, downlinks, etc. can be replaced by side links.
  • the terminal may be replaced by an access network device, a core network device, or a network device.
  • the access network device, the core network device, or the network device may also be configured to have a structure that has all or part of the functions of the terminal.
  • acquisition of data, information, etc. may comply with the laws and regulations of the country where the data is obtained.
  • data, information, etc. may be obtained with the user's consent.
  • each element, each row, or each column in the table of the embodiments of the present disclosure may be implemented as an independent embodiment, and the combination of any elements, any rows, and any columns may also be implemented as an independent embodiment.
  • FIG1 is a schematic diagram of an architecture of a communication system according to an embodiment of the present disclosure.
  • a communication system 10 includes a terminal 11 and a network device 12 .
  • the terminal 11 includes, for example, a mobile phone, a wearable device, an Internet of Things device, a car with communication function, a smart car, a tablet computer (Pad), a computer with wireless transceiver function, a virtual reality (VR) terminal device, an augmented reality (AR) terminal device, a wireless terminal device in industrial control (industrial control), a wireless terminal device in self-driving, a wireless terminal device in remote medical surgery, a wireless terminal device in a smart grid (smart grid), a wireless terminal device in transportation safety (transportation safety), a wireless terminal device in a smart city (smart city), and at least one of a wireless terminal device in a smart home (smart home), but is not limited to these.
  • a mobile phone a wearable device, an Internet of Things device, a car with communication function, a smart car, a tablet computer (Pad), a computer with wireless transceiver function, a virtual reality (VR) terminal device, an augmented reality (AR) terminal device, a wireless terminal
  • the network device 12 is a node or device that accesses the terminal to the wireless network.
  • the network device 12 may include an evolved node B (eNB), a next generation eNB (ng-eNB), a next generation node B (gNB), a node B (NB), a home node B (HNB), a home evolved node B (HeNB), a wireless backhaul device, a radio network controller (RNC), a base station controller (BSC), a base transceiver station (BTS), a base band unit (BBU), a mobile switching center, a base station in a 6G communication system, an open base station (Open RAN), a cloud base station (Cloud RAN), a base station in other communication systems, and at least one of an access node in a Wi-Fi system, but is not limited thereto.
  • eNB evolved node B
  • ng-eNB next generation node B
  • gNB next generation node B
  • NB node B
  • HNB home node
  • the technical solutions described in the embodiments of the present disclosure may be applicable to an open radio access network (Open RAN) architecture.
  • Open RAN open radio access network
  • the interfaces between access network devices or within access network devices involved in the embodiments of the present disclosure may become internal interfaces of Open RAN, and the processes and information interactions between these internal interfaces may be implemented through software or programs.
  • the access network device may be composed of a centralized unit (central unit, CU) and a distributed unit (distributed unit, DU), wherein the CU may also be called a control unit (control unit).
  • the CU-DU structure may be used to split the protocol layer of the access network device, with some functions of the protocol layer being centrally controlled by the CU, and the remaining part or all of the functions of the protocol layer being distributed in the DU, and the DU being centrally controlled by the CU, but not limited to this.
  • the communication system described in the embodiment of the present disclosure is for the purpose of more clearly illustrating the technical solution of the embodiment of the present disclosure, and does not constitute a limitation on the technical solution proposed in the embodiment of the present disclosure.
  • a person of ordinary skill in the art can know that with the evolution of the system architecture and the emergence of new business scenarios, the technical solution proposed in the embodiment of the present disclosure is also applicable to similar technical problems.
  • the following embodiments of the present disclosure may be applied to the communication system 100 shown in FIG1 , or some of the subjects in the communication system 100 , but are not limited thereto.
  • the subjects shown in FIG1 are examples, and the communication system 100 may include all or some of the subjects in FIG1 , or may include other subjects other than FIG1 , and the number and form of the subjects are arbitrary, and the subjects may be physical or virtual, and the connection relationship between the subjects is an example, and the subjects may be connected or disconnected, and the connection may be in any manner, and may be a direct connection or an indirect connection, and may be a wired connection or a wireless connection.
  • LTE long term evolution
  • LTE-A LTE-Advanced
  • LTE-Beyond LTE-B
  • SUPER 3G international mobile telecommunications-advanced
  • IMT-Advanced fourth generation mobile communication system
  • 4G fifth generation mobile communication system
  • 5G new radio NR
  • future radio access FAA
  • new radio access technology RAT
  • new radio NR
  • NX new radio access
  • FAA new radio access technology
  • RAT new radio
  • NX new radio access
  • FAA new radio access technology
  • NXT new radio access technology
  • NXT new radio access technology
  • wireless technology systems wireless generation radio access, FX
  • GSM Global System for Mobile communications
  • UMB Ultra Mobile Broadband
  • IEEE 802.11 Wi-Fi (registered trademark)
  • IEEE 802.16 WiMAX (registered trademark)
  • IEEE 802.20 ultra-wide band
  • UWB ultra-wide band
  • Bluetooth registered trademark
  • PLMN Public Land Mobile Network
  • D2D Device to Device
  • Machine to Machine to M2M Internet of Things
  • IoT Internet of Things
  • V2X Vehicle to-Everything
  • systems using other communication methods and next generation systems based on them, etc.
  • multiple systems can also be combined (for example, a combination of LTE or LTE-A and 5G, etc.) for application.
  • the continuous emergence of new Internet applications such as augmented reality (AR), virtual reality (VR), and vehicle-to-vehicle (V2V) has put forward higher requirements for wireless communication technology, driving the continuous evolution of wireless communication technology to meet the needs of applications.
  • cellular mobile communication technology is in the evolution stage of a new generation of technology.
  • An important feature of the new generation of technology is to support flexible configuration of multiple service types.
  • eMBB enhanced mobile broadband
  • URLLC ultra-reliable low-latency communications
  • mMTC massive machine type communications
  • a power saving signal namely LP-WUS (low power-wake up signal)
  • LP-WUS low power-wake up signal
  • the terminal detects LP-WUS it means that the terminal needs to monitor the PDCCH, but if LP-WUS is not detected, the terminal can skip monitoring of part of the PDCCH.
  • the power saving signal (such as paging early indication (PEI)) is usually configured before the paging occasion (PO).
  • the terminal does not detect the power saving signal, it needs to skip the paging DCI, otherwise it needs to monitor the paging DCI.
  • the PDCCH skipping mechanism is introduced for terminals in the connected state, that is, PDCCH skipping will be carried in the DCI to notify the terminal to skip a period of monitoring or switch the search space group. It can be seen that in the power saving project of R16 or R17, no matter what kind of power saving signal, the baseband chip (modem) of the terminal is required to detect the power saving signal.
  • the terminal may add a transceiver, which is dedicated to receiving power saving signals.
  • FIG. 2 is a schematic diagram of a structure of a terminal according to an embodiment of the present disclosure.
  • the terminal 11 may include a first transceiver 111, a second transceiver 112 and a processor 113.
  • the first transceiver 111 can be understood as a low power wake-up signal receiver (low power wake-up receiver, LP-WUR), which is used to receive a wake-up signal (such as LP-WUS).
  • LP-WUR low power wake-up signal receiver
  • the second transceiver 112 can be understood as a main transceiver (main receiver), which is used to receive control information and/or uplink and downlink data from a network device or other terminals, such as a transceiver that monitors PDCCH and/or receives uplink and downlink transmission data.
  • the second transceiver 112 can be a baseband chip (modem) or a main radio (main radio) part on the terminal.
  • the second transceiver 112 can be one or more. When there are multiple second transceivers 112, the frequency bands of each second transceiver 112 may be the same or different.
  • the terminal 11 wakes up the second transceiver 112.
  • the second transceiver 112 is turned on or wakes up from a sleep state or a deep sleep state to monitor the PDCCH or perform data transmission with a network device.
  • the second transceiver 112 in order to save power consumption of the terminal, can be turned off again or enter a sleep state or a deep sleep state after completing the monitoring of the PDCCH or ending the data transmission with the network device.
  • the second transceiver 112 can remain turned off or dormant within a predefined or preconfigured first time period (such as 5ms, 8ms, 10ms, etc.). At this time, the second transceiver 112 does not perform monitoring of the PDCCH and does not perform data transmission with the network device.
  • the first time period the first transceiver 111 can remain turned on to monitor the LP-WUS.
  • the second transceiver 112 After the second transceiver 112 enters the deep sleep state, it can remain turned off or dormant within a predefined or preconfigured second time period (such as 30ms, 50ms, 80ms, etc.). In the second time period, the first transceiver 111 can remain turned on.
  • the length of the second time period is longer than the length of the first time period.
  • the above-mentioned “sleep state” can be expressed as "light sleep state (light sleep)”.
  • the second transceiver 112 when the terminal 11 enters the idle state, the second transceiver 112 is turned off or put into sleep mode.
  • the first transceiver 111 remaining turned on may be expressed as the first transceiver 111 being in an on state.
  • the second transceiver 112 remaining turned off or sleeping may be expressed as the second transceiver 112 being in a low power consumption state.
  • the second transceiver 112 enters a low power consumption state. At this time, the terminal 11 cancels the access layer function. At this time, the terminal 11 stops (or suspends) all access layer timers and does not perform all access layer tasks, such as the tasks performed by the terminal 11 in the idle state (RRC_IDLE), such as measurement, monitoring paging, monitoring system messages, etc.
  • RRC_IDLE the tasks performed by the terminal 11 in the idle state
  • the second transceiver 112 enters a low power consumption state.
  • the non-access layer (NAS) of the terminal 11 instructs the access layer to stop (or suspend) all access layer timers.
  • the non-access layer can also instruct the access layer not to perform all access tasks.
  • the disclosed embodiment defines a state of the terminal, namely the first state.
  • the terminal may be in an idle state (RRC_IDLE) or a deactivated state (RRC_INACTIVE), and the first state may be understood as a low power state (low power) of the terminal.
  • the first state may include at least one of the following: the first transceiver 111 is in an on state, the second transceiver 112 is in a low power consumption state, the serving cell is in a measurement relaxation state, the neighboring cell is in a measurement relaxation state, the serving cell is in a stop measurement state, and the neighboring cell is in a stop measurement state.
  • the serving cell or neighboring cell being in a measurement relaxation state can be understood as the terminal continuously relaxing measurement on the serving cell or neighboring cell; the serving cell or neighboring cell being in a measurement stop state can be understood as the terminal continuously stopping measurement on the serving cell or cell.
  • the terminal 11 when it enters the first state, it can perform at least one of the following: turn on the first transceiver 111, turn off or sleep the second transceiver 112, relax the measurement of the service cell, relax the measurement of the neighboring cell, stop the measurement of the service cell, and stop the measurement of the neighboring cell.
  • the second transceiver 112 (such as the main transceiver) of the terminal 11 is in a low power consumption state, that is, the second transceiver 112 remains turned off or in sleep mode.
  • the first transceiver 111 of the terminal 11 when the terminal 11 is in the first state, the first transceiver 111 of the terminal 11 remains turned on, that is, the first transceiver 111 is in the turned-on state.
  • the first state may also be understood as a state of the second transceiver 112.
  • the terminal 11 entering the first state may be understood as the second transceiver 112 of the terminal 11 entering the first state.
  • the specific name of the first state is not specifically limited.
  • the first state can be expressed as a low power consumption state, an ultra deep sleep state (ultra deep sleep), a low power consumption wake-up signal (LP-WUS) monitoring state, etc.
  • the terminal 11 may relax or stop measuring at least one of the serving cell and the neighboring cell in order to save terminal power consumption.
  • the first transceiver 111 is in an on state within a predefined or preconfigured third time period, and performs monitoring of the WUS or activates monitoring of the LP-WUS.
  • the second transceiver 112 is in a low power consumption state during a predefined or preconfigured third time period, and does not monitor the PDCCH or perform data transmission with the network device.
  • the first transceiver 112 is in an on state during a third time period, and the second transceiver 112 is in a low power consumption state during the third time period.
  • the length of the third time period is not limited.
  • the length of the third time period may be longer than that of the second time period.
  • the second transceiver 112 may be in a low power consumption state for a longer period of time to save power consumption of the terminal.
  • At least one access layer timer of the terminal 11 may keep running.
  • at least one access layer timer of the terminal 11 may be recorded as a second timer.
  • the second timer may be T302, T320, T325, T330, T380, etc.
  • the second timer may also be other access layer timers, which are not specifically limited in the embodiments of the present disclosure.
  • the terminal 11 after entering the first state, retains the access layer configuration of the terminal 11.
  • the access layer configuration of the terminal 11 may be priorities provided by dedicated signaling and logged measurements.
  • the terminal 11 cancels at least one access layer task, that is, at least one access layer task does not need to be executed, so as to save power consumption of the terminal.
  • the access layer task of the terminal 11 may refer to the access layer task corresponding to the second transceiver 112 of the terminal 11, the access layer task configured by the second transceiver 112 of the terminal 11, the access layer task associated with the second transceiver 112 of the terminal 11, etc.
  • the access layer task of the terminal 11 may include an idle state task or a deactivated state task of the terminal 11 .
  • the idle state task or the deactivated state task of the terminal 11 may be a task performed by the terminal 11 in the idle state (RRC_IDLE) or the deactivated state (RRC_INACTIVE), such as measurement, monitoring paging, monitoring system messages, etc.
  • the access layer task may also be expressed as idle state and deactivated state tasks (RRC_IDLE state and RRC_INACTIVE state tasks).
  • the behavior associated with the access layer task of the terminal 11 may be expressed as an access layer behavior.
  • the terminal 11 leaving the first state may also be described as the terminal 11 deactivating the first state.
  • the second transceiver 112 (such as the main transceiver) of the terminal 11 leaves the low power consumption state, that is, the second transceiver 112 is turned on or awakened.
  • the terminal 11 leaving the first state may be understood as the second transceiver 112 of the terminal 11 leaving the first state.
  • the terminal 11 when the terminal 11 leaves the first state, it triggers the execution of an access layer task, such as executing an idle state task or a deactivated state task.
  • an access layer task such as executing an idle state task or a deactivated state task.
  • the terminal 11 when leaving the first state, the terminal 11 triggers measurement of at least one of the serving cell and the neighboring cell.
  • entering the first state can be replaced by “activating the first state”, “the first state is activated”, etc.; “leaving the first state” can be replaced by “deactivating the first state”, “the first state is deactivated”, etc.
  • the disclosed embodiment defines two types of access layer timers (AS timers), namely, a first type timer and a second type timer.
  • the first type timer may be an access layer timer associated with an access layer task
  • the second type timer may be an access layer timer unrelated to an access layer task.
  • the access layer timer of terminal 11 may refer to the access layer timer corresponding to the second transceiver 112 of terminal 11, the access layer timer configured by the second transceiver 112 of terminal 11, the access layer timer associated with the second transceiver 112 of terminal 11, etc.
  • the access layer timer of the terminal 11 may be recorded as the second timer.
  • the second type timer may be an access layer timer other than the first type timer in the access layer timer of the terminal 11 .
  • the behavior associated with the first type of timer is associated with the access layer task, and the behavior associated with the second type of timer is not associated with the access layer task.
  • “behavior” can be replaced with “action”, “operation” and the like.
  • the first type timer may be T302, T320, T325, T330, etc.
  • the second type timer may be T380.
  • the behavior associated with the timer can be understood as the behavior performed by the terminal 11 when the timer times out.
  • the access layer timer is T302
  • the behavior associated with T302 can be: inform upper layers about barring alleviation
  • the access layer timer is T320
  • the behavior associated with T320 can be: discard the cell reselection priority information provided by dedicated signaling
  • the access layer timer is T325, and the behavior associated with T325 can be: stop reducing the power sent through the RRC release (RRCRelease) message.
  • the access layer timer is T330, and the behavior associated with T330 can be: releasing the configuration of logging the measurements performed when the UE is in idle state (RRC_IDLE) or deactivated state (RRC_INACTIVE) (such as VarLogMeasConfig, release VarLogMeasConfig);
  • the access layer timer is T380, and the behavior associated with T380 can be: executing the RRC connection resumption process (RRC connection resume).
  • the disclosed embodiment is described from the perspective of the second transceiver (such as the main transceiver) of the terminal.
  • the "terminal” in the disclosed embodiment can also be expressed as "the second transceiver of the terminal", “the main transceiver of the terminal”, etc.
  • Figure 3A is a flow chart of a communication method according to an embodiment of the present disclosure.
  • the present disclosure embodiment relates to a communication method, which can be applied to a terminal, such as the above-mentioned terminal 11.
  • the method may include steps S3110 to S3160.
  • Step S3110 the terminal enters the first state.
  • the terminal entering the first state can be understood as the second transceiver of the terminal entering the first state, or can be expressed as the second transceiver of the terminal entering a low power consumption state.
  • the terminal is in an idle state or a deactivated state.
  • the terminal may enter the first state based on an instruction from the network or when a trigger condition pre-configured by the network is met.
  • the network device (such as the network device 12) instructs the terminal to enter the first state. At this time, the terminal controls the second transceiver to enter the low power consumption state according to the instruction.
  • the network device instructs the terminal to enter the first state, and at this time, the second transceiver enters the low power consumption state according to the instruction.
  • the network device may indicate to the terminal that the first state has been entered in an explicit or implicit manner.
  • the network device may send indication information to the terminal, and the indication information may be dedicated to indicating that the terminal has entered the first state.
  • the network device may send other information to the terminal, such as configuration information, request information, etc., which may also indicate that the terminal has entered the first state.
  • the network device (such as the network device 12) configures a trigger condition for the terminal to enter the first state.
  • the trigger condition is met, the terminal enters the first state or the second transceiver enters the low power consumption state.
  • the terminal may also be triggered to enter the first state by other events, which is not specifically limited in the embodiment of the present disclosure.
  • Step S3120 The terminal runs at least one second timer.
  • the terminal after entering the first state, keeps running at least one second timer.
  • the second timer may be an access layer timer configured by the second transceiver.
  • the terminal since the first state can be understood as a state of the second transceiver, the terminal enters the first state, the second transceiver enters the low power consumption state, and at least one second timer remains running.
  • at least one access layer timer configured by the second transceiver remains running.
  • the access layer timer is kept running, so that the terminal can perform access layer tasks based on the access layer timer, so that when the access layer timer times out, it can be processed in time, thereby improving the efficiency of communication with the network and saving terminal power consumption.
  • Step S3130 The terminal cancels execution of at least one access layer task.
  • the terminal after entering the first state, the terminal does not perform at least one access layer task.
  • the terminal cancels execution of at least one access layer task.
  • the terminal canceling at least one access layer task can be understood as not executing at least one access layer task or relaxing the execution of at least one access layer task.
  • the terminal enters the first state it triggers relaxation of measurement of the serving cell and/or the neighboring cell or triggers stopping measurement of the serving cell and/or the neighboring cell to save power consumption of the terminal.
  • Step S3140 When any second timer times out, the terminal executes a corresponding behavior according to the execution strategy.
  • any second timer can be recorded as a first timer. It can be understood that the first timer is one of at least one second timer.
  • the second timer when there is one second timer, the second timer may be recorded as the first timer. When there are multiple second timers, any one of the multiple second timers may be recorded as the first timer.
  • each second timer when there are multiple second timers, when each second timer times out, the terminal can execute corresponding actions according to the execution strategy. At this time, each second timer can be recorded as a first timer.
  • the type of the first timer may not be limited.
  • the first timer may be a first type timer or a second type timer.
  • the second transceiver of the terminal may execute a corresponding behavior according to the execution strategy.
  • At least one second timer of the second transceiver keeps running. Then, when a first timer of the at least one second timer times out, the second transceiver can execute a corresponding behavior according to the execution strategy.
  • the execution strategy may be predefined or preconfigured, wherein preconfigured means preconfigured by the network to the terminal.
  • the execution strategy may include one of the following: immediately executing the first behavior, executing the second behavior when the terminal leaves the first state, and the terminal determining to immediately execute the first behavior or to execute the second behavior when the terminal leaves the first state. In this way, flexible processing of the access layer timer is achieved, further improving the efficiency of communication with the network.
  • the terminal may decide to immediately execute the first behavior based on the terminal implementation or to execute the second behavior when the terminal leaves the first state. In one embodiment, the terminal may decide to immediately execute the first behavior or to execute the second behavior when the terminal leaves the first state based on its own capabilities, business requirements, etc.
  • the first behavior may be a behavior associated with the first timer, such as a behavior associated with T302, a behavior associated with T320, a behavior associated with T325, a behavior associated with T330, a behavior associated with T380, and the like.
  • the second behavior may be a behavior associated with an access layer task, such as an idle state and a deactivated state task.
  • the second behavior may be that the terminal starts measuring at least one of a serving cell and a neighboring cell.
  • the terminal may immediately execute the first action.
  • the terminal when the first timer times out, the terminal executes the second behavior when leaving the first state. In one embodiment, when the first timer times out, the terminal may not execute the first behavior, but wait until leaving the first state to execute the second behavior.
  • the terminal when the first timer times out, decides according to its own implementation to immediately execute the first behavior or to execute the second behavior when leaving the first state.
  • the terminal when executing the second behavior, may also execute a behavior associated with the first timer, that is, the first behavior.
  • the expiration of the first timer is used to trigger the terminal to leave the first state. In one embodiment, the expiration of the first type timer can trigger the terminal to leave the first state.
  • the terminal leaves the first state.
  • Step S3150 the terminal leaves the first state.
  • the terminal leaving the first state may be triggered by the first timer timing out.
  • the terminal leaving the first state may be triggered by the first transceiver.
  • the first transceiver receives the wake-up information, it wakes up the second transceiver, and at this time, the terminal leaves the first state.
  • the terminal leaving the first state may also be triggered by other events, which are not specifically limited in the embodiments of the present disclosure.
  • the terminal first responds to the event that is satisfied first and leaves the first state.
  • the terminal if the first timer times out first, the terminal leaves the first state in response to the first timer timeout.
  • the wake-up signal wakes up the second transceiver first, the terminal leaves the first state in response to the wake-up signal.
  • Step S3160 The terminal executes at least one access layer task.
  • the terminal if the terminal leaves the first state may be triggered by the first timer timing out, the terminal performs the second behavior when leaving the first state according to the execution strategy.
  • the terminal performs idle state and deactivated state tasks, such as starting measurement of at least one of the serving cell and the neighboring cell.
  • the terminal leaving the first state may be triggered by other circumstances other than the first timer timing out, and then at least one access layer task is executed.
  • the terminal performs at least one access layer task to ensure that the terminal can communicate with the network in a timely manner, thereby improving the efficiency of communicating with the network.
  • the communication method involved in the embodiment of the present disclosure may include at least one of steps S3110 to S3160.
  • step S3110 and step S3140 may be implemented as independent embodiments.
  • the combination of steps S3110 and S3120 may be implemented as an independent embodiment.
  • the combination of steps S3110 and S3130 may be implemented as an independent embodiment.
  • the combination of steps S3110, S3140, and S3160 may be implemented as an independent embodiment.
  • the combination of steps S3110, S3140, S3150, and S3160 may be implemented as an independent embodiment.
  • the combination of steps S3110, S3130, S3140, S3150, and S3160 may be implemented as an independent embodiment.
  • steps S3110, S3120, S3130, S3140, S3150, and S3160 may be implemented as an independent embodiment. It should be noted that the possible independent implementation embodiments consisting of one or more steps in step S3110 to step S3160 are not limited thereto.
  • steps S3110, S3120, and S3130 may be executed in a swapped order or simultaneously.
  • steps S3140 and S3150 may be executed in an interchangeable order or simultaneously.
  • steps S3120, S3130, S3150, and S3160 is optional, and one or more of these steps may be omitted or replaced in different embodiments.
  • the access layer configuration is maintained, and all running timers (ie, at least one second timer) continue to run, but the terminal does not need to perform any access layer tasks, such as idle state tasks or deactivated state tasks.
  • the terminal when the terminal enters the first state, its running access layer timer (i.e., at least one second timer) continues to run. After one or more access layer timers (i.e., the first timer) times out, the terminal will immediately trigger the behavior associated with the first timer; or, after one or more access layer timers times out, the terminal will execute the behavior associated with the access layer task after leaving the most recent first state (or the first state is deactivated).
  • the access layer timer i.e., at least one second timer
  • the terminal when the terminal enters the first state, its running access layer timer (i.e., at least one second timer) continues to run. After one or more access layer timers (i.e., the first timer) expires, the terminal decides whether to perform access layer timing association immediately or to perform access layer task association after the terminal leaves the first state (or the first state is deactivated).
  • the access layer timer i.e., at least one second timer
  • the second transceiver of the terminal when the terminal enters the first state, the second transceiver of the terminal is in a low power consumption state. At this time, if the access layer timer times out, the terminal can perform corresponding actions according to the execution strategy to process the access layer timer, thereby executing the access layer task in time, improving the efficiency of communication with the network and saving the power consumption of the terminal.
  • Figure 3B is another flow chart of a communication method according to an embodiment of the present disclosure.
  • the present disclosure embodiment relates to a communication method, which can be applied to a terminal, such as the above-mentioned terminal 11.
  • the method may include steps S3210 to S3270.
  • Step S3210 the terminal enters the first state.
  • step S3210 can refer to the optional implementation of step S3110 in Figure 3A and other related parts of the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S3220 The terminal runs at least one second timer.
  • step S3220 can refer to the optional implementation of step S3120 in Figure 3A and other related parts of the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S3230 The terminal cancels execution of at least one access layer task.
  • step S3230 can refer to the optional implementation of step S3130 in Figure 3A and other related parts of the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S3240 When the first type timer times out, the terminal immediately executes the first behavior according to the execution policy.
  • the first type timer may be any second timer associated with the associated behavior and the access layer task, and the first type timer may also be recorded as the first timer.
  • the first type timer may be T302, T320, T325, T330, etc.
  • At least one second timer keeps running. Then, when the first type timer times out, the terminal can immediately execute the first behavior according to the execution policy.
  • the above execution strategy may be predefined or preconfigured.
  • the first behavior may be a behavior associated with a first type of timer, such as a behavior associated with T302, a behavior associated with T320, a behavior associated with T325, a behavior associated with T330, and the like.
  • expiration of the first type timer is used to trigger the terminal to leave the first state.
  • expiration of the first type timer can trigger the terminal to leave the first state.
  • the terminal leaves the first state.
  • Step S3250 When the second type timer times out, the terminal executes the second behavior when the terminal leaves the first state according to the execution policy, or the terminal determines to immediately execute the first behavior or execute the second behavior when the terminal leaves the first state.
  • the second type timer may be any second timer whose associated behavior is not related to the access layer task, and the second type timer may also be recorded as the first timer.
  • the second type timer may be T380.
  • At least one second timer keeps running. Then, when the second type timer times out, the terminal can execute the second behavior when the terminal leaves the first state according to the execution policy.
  • the above execution strategy may be predefined or preconfigured.
  • the execution strategy may include one of the following: executing the second behavior when the terminal leaves the first state and executing the first behavior immediately or executing the second behavior when the terminal leaves the first state determined by the terminal.
  • the second behavior may be a behavior associated with an access layer task, such as an idle state and a deactivated state task.
  • the second behavior may be that the terminal starts measuring at least one of a serving cell and a neighboring cell.
  • the second behavior may be a behavior associated with an access layer task and a behavior associated with a first timer.
  • the terminal executes the second behavior when leaving the first state. In one embodiment, when the second type timer times out, the terminal may not execute the behavior associated with the second type timer (i.e., the first behavior), but waits until leaving the first state to execute the second behavior.
  • the terminal when executing the second behavior, may also execute a behavior associated with the first type of timer, that is, the first behavior.
  • expiration of the second type timer is used to trigger the terminal to leave the first state.
  • expiration of the second type timer can trigger the terminal to leave the first state.
  • the terminal leaves the first state.
  • step S3230 to step S3240 different execution strategies may be used to process different types of access layer timers, so as to achieve flexible processing of access layer timers, thereby improving the efficiency of communication with the network and saving power consumption of the terminal.
  • Step S3260 the terminal leaves the first state.
  • step S3260 can refer to the optional implementation of step S3150 in Figure 3A and other related parts of the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S3270 The terminal executes at least one access layer task.
  • step S3270 can refer to the optional implementation of step S3160 in Figure 3A and other related parts of the embodiment involved in Figure 3A, which will not be repeated here.
  • the communication method involved in the embodiment of the present disclosure may include at least one of steps S3210 to S3270.
  • steps S3210, S3240 and S3250 may be implemented as independent embodiments.
  • the combination of steps S3210, S3220, S3240 and S3250 may be implemented as an independent embodiment.
  • the combination of steps S3210, S3230, S3240 and S3250 may be implemented as an independent embodiment.
  • the combination of steps S3210, S3220, S3230, S3240 and S3250 may be implemented as an independent embodiment.
  • the combination of steps S3210, S3240, S3250 and S3260 may be implemented as an independent embodiment.
  • steps S3210, S3230, S3240, S3250, S3260 and S3270 may be implemented as an independent embodiment.
  • steps S3210, S3220, S3230, S3240, S3250, S3260 and S3270 can be implemented as an independent embodiment. It should be noted that the possible independent embodiments composed of one or more steps in steps S3210 to S3270 are not limited thereto.
  • steps S3240 and S3250 may be exchanged in order or executed simultaneously, steps S3210, S3220, S3230, S3240 may be exchanged in order or executed simultaneously, and steps S3210, S3220, S3230, S3250 may be exchanged in order or executed simultaneously.
  • steps S3220, S3230, S3260, and S3270 is optional, and one or more of these steps may be omitted or replaced in different embodiments.
  • the terminal when the terminal enters the first state, when the second type timer times out, the terminal will not be triggered to leave the first state (or the first state will be deactivated). At this time, the terminal can execute the behavior associated with the access layer task after leaving the first state (or the first state is deactivated); or, the terminal decides whether to trigger the behavior associated with the first timer immediately or wait for the terminal to leave the most recent first state (or the first state is deactivated) before executing the behavior associated with the access layer task.
  • the terminal when the terminal enters the first state, when the first type timer times out, the terminal will be triggered to perform the access layer task.
  • the first state is deactivated (for example, the terminal has mobile originated signaling, user data, etc., which will trigger the first state of the terminal to be deactivated), and the terminal will also be triggered to perform the access layer task.
  • the terminal will perform the access layer task.
  • the timer running therein continues to run, and when the first type of timer times out, the terminal will be triggered to leave the first state (or the first state will be deactivated).
  • the terminal in the inactive state will leave the first state and send an RNA update message to the network device.
  • RNA notification area
  • the terminal may be deactivated in the access layer when the first state (or LP-WUS state) is activated.
  • the terminal When the first state is activated, the terminal maintains the access layer configuration (for example, the priority provided by the dedicated signaling), and all running access layer timers continue to run, but the terminal does not need to perform any idle state tasks or deactivated state tasks.
  • a second type of timer (such as T302, T3209) expires when the first state is activated, it is up to the terminal implementation to decide whether to immediately execute the behavior associated with the second type of timer or to perform the corresponding behavior when the first state is deactivated.
  • the terminal can perform all idle state tasks or deactivated state tasks.
  • the terminal when the UE is in the RRC_IDLE state or the RRC_INACTIVE state, the terminal may be deactivated in the access layer when the first state (or LP-WUS state) is activated.
  • the terminal When the first state is activated, the terminal maintains the access layer configuration (for example, the priority provided by the dedicated signaling), and all running access layer timers continue to run, but the terminal does not need to perform any idle state tasks or deactivated state tasks.
  • the first type timer such as T380
  • the terminal may be deactivated from the access layer when the first state (or LP-WUS state) is activated.
  • the terminal maintains the access layer configuration (e.g., the priority provided by the dedicated signaling), and all running access layer timers continue to run, but the terminal does not need to perform any idle state tasks or deactivated state tasks.
  • the access layer timer expires when the first state is activated, it is up to the terminal implementation to decide whether to immediately execute the behavior associated with the access layer timer or to execute the corresponding behavior when the first state is deactivated.
  • the terminal can perform all idle state tasks.
  • the terminal may be deactivated from the access layer when the first state (or LP-WUS state) is activated.
  • the terminal maintains the access layer configuration (e.g., the priority provided by the dedicated signaling), and all running access layer timers continue to run, but the terminal does not need to perform any idle state tasks or deactivated state tasks.
  • the access layer timer expires when the first state is activated, the terminal immediately performs the behavior associated with the timer, or performs the corresponding behavior when the first state is deactivated, whichever is earlier.
  • the terminal will perform all idle state tasks.
  • the names of information, etc. are not limited to the names recorded in the embodiments, and terms such as “information”, “message”, “signal”, “signaling”, “report”, “configuration”, “indication”, “instruction”, “command”, “channel”, “parameter”, “domain”, “field”, “symbol”, “symbol”, “code element”, “codebook”, “codeword”, “codepoint”, “bit”, “data”, “program”, and “chip” can be used interchangeably.
  • terms such as “moment”, “time point”, “time”, and “time position” can be interchangeable, and terms such as “duration”, “period”, “time window”, “window”, and “time” can be interchangeable.
  • frame radio frame
  • subframe slot
  • sub-slot sub-slot
  • mini-slot mini-slot
  • sub-slot sub-slot
  • mini-slot mini-slot
  • obtain can be interchangeable, and can be interpreted as receiving from other entities, obtaining from protocols, obtaining from high levels, obtaining by self-processing, autonomous implementation, etc.
  • the terms “sleep”, “hibernation”, “deep sleep”, “deep hibernation”, etc. can be used interchangeably.
  • Figure 4 is a schematic diagram of a flow chart of a terminal executing a communication method according to an embodiment of the present disclosure.
  • the present disclosure embodiment relates to a communication method, which can be applied to a terminal, such as the above-mentioned terminal 11.
  • the method may include steps S410 to S450.
  • Step S410 the terminal enters the first state.
  • step S410 can refer to the optional implementation of step S3110 in Figure 3A and other related parts in the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S420 The terminal cancels execution of at least one access layer task.
  • step S420 can refer to the optional implementation of step S3130 in Figure 3A and other related parts of the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S430 When the first timer times out, the terminal executes a corresponding action according to the execution policy.
  • the first timer may be a first type timer or a second type timer.
  • step S430 can refer to the optional implementation of step S3140 in Figure 3A, the optional implementation of steps S3240 and S3250 in Figure 3B, and other related parts in the embodiments involved in Figures 3A and 3B, which will not be repeated here.
  • Step S440 the terminal leaves the first state.
  • step S440 can refer to the optional implementation of step S3150 in Figure 3A and other related parts in the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S450 The terminal executes at least one access layer task.
  • step S450 can refer to the optional implementation of step S3160 in Figure 3A and other related parts in the embodiment involved in Figure 3A, which will not be repeated here.
  • the communication method involved in the embodiment of the present disclosure may include at least one of steps S410 to S450.
  • step S410 and step S430 may be implemented as independent embodiments.
  • the combination of steps S410, S420 and S430 may be implemented as an independent embodiment.
  • the combination of steps S410, S420, S430, S440 and S450 may be implemented as an independent embodiment.
  • step S410 and step S420 may be performed in an exchanged order or simultaneously.
  • step S430 and step S440 may be performed in an exchanged order or simultaneously.
  • steps S420, S440, and S450 is optional, and one or more of these steps may be omitted or replaced in different embodiments.
  • Figure 5 is another flow chart of a terminal executing a communication method according to an embodiment of the present disclosure.
  • the present disclosure embodiment relates to a communication method, which can be applied to a terminal, such as the above-mentioned terminal 11.
  • the method may include steps S510 to S530.
  • Step S510 the terminal enters the first state.
  • step S510 can refer to the optional implementation of step S3110 in Figure 3A and other related parts in the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S520 The terminal runs at least one second timer.
  • step S520 can refer to the optional implementation of step S3120 in Figure 3A and other related parts in the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S530 When the first timer times out, the terminal executes a corresponding action according to the execution policy.
  • step S530 can refer to the optional implementation of step S3140 in Figure 3A, the optional implementation of steps S3240 and S3250 in Figure 3B, and other related parts in the embodiments involved in Figures 3A and 3B, which will not be repeated here.
  • the communication method involved in the embodiment of the present disclosure may include at least one of step S510 to step S530.
  • step S510 and step S530 may be implemented as independent embodiments.
  • the combination of steps S510, S520 and S530 may be implemented as independent embodiments.
  • step S510 and step S520 may be performed in an exchanged order or simultaneously.
  • step S520 is optional, and one or more of these steps may be omitted or replaced in different embodiments.
  • Figure 6 is another flow chart of a terminal executing a communication method according to an embodiment of the present disclosure.
  • the present disclosure embodiment relates to a communication method, which can be applied to a terminal, such as the above-mentioned terminal 11.
  • the method may include steps S610 to S620.
  • Step S610 the terminal enters the first state.
  • step S610 can refer to the optional implementation of step S3110 in Figure 3A and other related parts in the embodiment involved in Figure 3A, which will not be repeated here.
  • Step S620 When the first timer times out, the terminal executes a corresponding action according to the execution policy.
  • step S620 can refer to the optional implementation of step S3140 in Figure 3A, the optional implementation of steps S3240 and S3250 in Figure 3B, and other related parts in the embodiments involved in Figures 3A and 3B, which will not be repeated here.
  • the terminal when the terminal is in the first state and the first timer times out, the terminal executes a corresponding behavior according to the execution policy.
  • the present disclosure provides a communication method, which is performed by a terminal.
  • the method may include:
  • the first state is a state in which the terminal uses an independent transceiver to work or the main transceiver is in a deep sleep state, or the serving cell and/or the neighboring cell is in a measurement relaxation state (including measurement stop);
  • the terminal enters the first state based on a display indication of the network or the satisfaction of a trigger condition pre-configured by the network;
  • AS layer tasks include: idle state and deactivated state tasks (RRC_IDLE state and RRC_INACTIVE state tasks), such as measurement, monitoring paging, system messages, etc.).
  • RRC_IDLE state and RRC_INACTIVE state tasks such as measurement, monitoring paging, system messages, etc.
  • the continuous operation of the AS layer timer refers to the timer maintained by the master transceiver; such as T302, T320, T325, T330, etc.; when the master transceiver enters the sleep state, its AS layer timer continues to run;
  • the AS layer tasks refer to tasks that the main transceiver needs to perform when it is not in sleep mode, such as measurement, monitoring paging, system messages, etc.;
  • the AS layer configuration is retained. For example, priorities provided by dedicated signaling and logged measurements.
  • the AS layer configuration refers to the master transceiver configuration
  • Method 1 immediately execute the corresponding action of the timer timeout (i.e. the first action, performs the corresponding action immediately);
  • Mode 2 Do not immediately execute the timer timeout-related behavior; instead, wait until the most recent first state is deactivated before executing the second behavior, where the second behavior may include the first behavior.
  • the second behavior includes: when the first state is deactivated, the terminal may perform all idle state tasks or deactivated state tasks (When Ultra deep sleep status is deactivated, the UE shall perform all idle/inactive status tasks.)
  • the second behavior includes: when the first state is deactivated, the terminal can execute all idle state tasks or deactivated state tasks and related behaviors that need to be executed after the previous timer expires (ie, the first behavior).
  • Mode 3 The terminal implements a decision whether to immediately execute the timer timeout-related behavior; or wait until the most recent first state is deactivated and then execute the second behavior.
  • the above-mentioned execution strategy is implemented when the timer times out, which refers to the strategy adopted by the main transceiver.
  • timer type Based on 2: Different timer types can be distinguished for different timer solutions. (See the first type timer and the second type timer below), that is, the execution strategy for timer timeout is determined according to the timer type. For example, for type 1 timer, the above strategy 2 is executed, and for type 2 timer, the above strategy 1 is executed.
  • AS layer timer may be further subdivided into:
  • the AS layer timer is divided into two types of timers: type 1 timer (first type timer) and type 2 timer (second type timer).
  • Type 2 timer because it involves access layer (AS) tasks after timeout, it affects the terminal status
  • AS layer tasks include: idle state and deactivated state tasks (RRC_IDLE state and RRC_INACTIVE state tasks), such as measurement, paging monitoring, system messages, etc.).
  • RRC_IDLE state and RRC_INACTIVE state tasks such as measurement, paging monitoring, system messages, etc.
  • a type 2 timer (such as T380) will trigger the terminal main transceiver to perform timer timeout-related behaviors or perform access layer (AS) tasks: At this time, if the RNA timer of an inactive terminal times out, it will trigger the main transceiver to leave the first state (because the terminal needs to periodically report RNA update messages to the network at this time); and send RNA update messages to the base station.
  • a type 2 timer such as T380
  • AS access layer
  • the terminal main transceiver starts measuring the serving cell and/or neighboring cell:
  • the terminal starts measuring the serving cell and/or the neighboring cell
  • the terminal will execute timer-related behaviors after the timer expires, that is, the existing specification, that is, the timer timeout occurs afterwards.
  • the terminal determines the behavior after the first timer times out by itself (at this time, the terminal has not left the first state or the first state is activated, that is, the timer times out first):
  • the terminal When the terminal enters the first state, the expiration of the type 1 timer (or the AS layer timer other than the second type timer) will not trigger the terminal to leave the first state or the first state to be deactivated. At this time, the terminal implements the decision whether to execute the behavior after the timer times out (that is, immediately execute the first behavior) or wait for the terminal to leave the first state or the first state to be deactivated to execute the corresponding behavior (that is, execute the second behavior after the terminal leaves the first state).
  • Type 1 timers include the following:
  • T320 After T320 times out, the cell reselection priority information provided by dedicated signaling will be discarded (Discard the cell reselection priority information provided by dedicated signaling); (Immediately execute the first behavior)
  • Type 1 timers include: T302, T320, T325, T330.
  • the terminal immediately performs related actions (at this time, the terminal has not left the first state, that is, the timer times out first):
  • the expiration of the type 2 timer (such as T380) will trigger the terminal to perform timer timeout-related behaviors or perform access layer (AS) tasks:
  • RNA timer of the inactive terminal if it times out, it will leave the first state (because the terminal needs to periodically report RNA update messages to the network at this time); and send RNA update messages to the base station.
  • the terminal when encountering other events that trigger the terminal to leave the first state or the first state to be deactivated (for example, the terminal has mobile originated signaling and user data (mobile originated signaling or user data), which will trigger the first state of the terminal to be deactivated), the terminal will also be triggered to perform access layer (AS) behavior; at this time, no matter which event is met first, the terminal will execute the access layer (AS) task.
  • AS access layer
  • the terminal When the terminal enters the first state, its running timer continues to run. After the timer expires, the terminal decides whether to perform the corresponding behavior immediately (i.e., execute the first behavior) or to perform the corresponding behavior after the terminal leaves the first state or the first state is deactivated (i.e., execute the second behavior after the terminal leaves the first state).
  • the terminal When the terminal enters the first state, its running timer continues to run. After the timer expires, the terminal will immediately trigger the corresponding behavior of the timer timeout; for example, the timeout of T380 will cause the terminal to leave the first state or the first state will be deactivated because the terminal needs to perform uplink data transmission at this time.
  • the terminal can deactivate the AS layer when activating the first state (the terminal can be activated in the first state based on: the network sends a display indication to activate low-power monitoring, or it can be based on an implicit manner, that is, there is no data transmission within the timer duration;).
  • the terminal maintains the AS configuration (for example, the priority provided by the dedicated signaling), and all running timers continue to run, but the UE does not need to perform any IDLE/INACTIVE state tasks.
  • the terminal When the first state is activated, the terminal maintains the AS configuration (e.g., the priority provided by the dedicated signaling), and all running timers continue to run, but the UE does not need to perform any IDLE/INACTIVE state tasks. If the timer expires (T302, T320%) when the first state is activated, it is up to the UE to decide whether to immediately execute the corresponding behavior of the timer timeout (i.e., immediately execute the first behavior) or to execute the corresponding behavior when the first state is deactivated (i.e., execute the second behavior after the terminal leaves the first state or the first state is deactivated). When the first state is deactivated, the UE will execute the RRC_IDLE/INACTIVE state tasks.
  • the timer expires (T302, T3207) when the first state is activated, it is up to the UE to decide whether to immediately execute the corresponding behavior of the timer timeout (i.e., immediately execute the first behavior) or to execute the corresponding behavior when the first
  • the terminal When the first state is activated, the terminal maintains the AS configuration (e.g., the priority provided by the dedicated signaling), and all running timers continue to run, but the UE does not need to perform any IDLE/INACTIVE state tasks. If T380 times out or the first state is deactivated, whichever is earlier, the UE performs all IDLE/INACTIVE state tasks.
  • AS configuration e.g., the priority provided by the dedicated signaling
  • the terminal implements the decision (a type 1 timer and a type 2 timer can be distinguished.
  • T380 is implemented according to Embodiment 2.
  • Other timers are not important and can be implemented according to the terminal)
  • the terminal When the first state is activated, the terminal maintains the AS configuration (e.g., the priority provided by the dedicated signaling), and all running timers continue to run, but the UE does not need to perform any IDLE/INACTIVE state tasks. If the type 1 timer expires when the first state is activated, it depends on whether the UE implements the corresponding behavior immediately (i.e., immediately executes the first behavior) or executes the corresponding behavior when the first state is deactivated (i.e., executes the second behavior after the terminal leaves the first state or the first state is deactivated). When the first state is deactivated, the UE will execute all IDLE/INACTIVE state tasks.
  • the AS configuration e.g., the priority provided by the dedicated signaling
  • the terminal When the first state is activated, the terminal maintains the AS configuration (e.g., the priority provided by the dedicated signaling), and all running timers continue to run, but the UE does not need to perform any IDLE/INACTIVE state tasks. If the timer expires when the first state is activated, the UE immediately executes the corresponding timer behavior (i.e., immediately executes the first behavior), or waits until the first state is deactivated to execute the corresponding behavior (i.e., the terminal leaves the first state or the first state is deactivated to execute the second behavior), whichever is earlier. When the first state is deactivated, the UE will execute all IDLE/INACTIVE state tasks.
  • the UE will execute all IDLE/INACTIVE state tasks.
  • the terminal When the first state is activated, the terminal maintains the AS configuration (e.g., the priority provided by dedicated signaling), and all running timers continue to run, but the UE does not need to perform any IDLE/INACTIVE state tasks. If the timer expires when the first state is activated, the UE immediately performs the corresponding timer behavior (wherein, T380 times out and leaves the first state because the terminal needs to periodically report RNA update messages to the network and send RNA update messages to the base station at this time), or waits until the terminal leaves the first state or the first state is deactivated to perform the corresponding behavior (i.e., the second behavior is performed after the terminal leaves the first state or the first state is deactivated), whichever is earlier. When the first state is deactivated, the UE will perform all IDLE/INACTIVE state tasks.
  • the UE will perform all IDLE/INACTIVE state tasks.
  • the embodiments of the present disclosure also provide a communication device, such as a terminal, for implementing any of the above methods.
  • a communication device such as a terminal
  • the embodiments of the present disclosure provide a terminal, including units or modules for implementing each step performed by the terminal in any of the above methods.
  • the division of the above units or modules in the terminal is only a division of logical functions, which can be fully or partially integrated into one physical entity or physically separated in actual implementation.
  • the units or modules in the terminal can be implemented in the form of a processor calling software: for example, the device includes a processor, the processor is connected to a memory, and instructions are stored in the memory.
  • the processor calls the instructions stored in the memory to implement any of the above methods or implement the functions of the above units or modules of the device, wherein the processor is, for example, a general-purpose processor, such as a central processing unit (CPU) or a microprocessor, and the memory is a memory inside the device or a memory outside the device.
  • CPU central processing unit
  • microprocessor a microprocessor
  • the units or modules in the device may be implemented in the form of hardware circuits, and the functions of some or all of the units or modules may be implemented by designing the hardware circuits.
  • the hardware circuits may be understood as one or more processors; for example, in one implementation, the hardware circuits are application-specific integrated circuits (ASICs), and the functions of some or all of the above units or modules may be implemented by designing the logical relationship of the components in the circuits; for another example, in another implementation, the hardware circuits may be implemented by programmable logic devices (PLDs), and Field Programmable Gate Arrays (FPGAs) may be used as an example, which may include a large number of logic gate circuits, and the connection relationship between the logic gate circuits may be configured by configuring the configuration files, thereby implementing the functions of some or all of the above units or modules. All units or modules of the above devices may be implemented in the form of software called by the processor, or in the form of hardware circuits, or in the form of software called by the processor, and the remaining part may be implemented in
  • the processor is a circuit with signal processing capability.
  • the processor may be a circuit with instruction reading and running capability, such as a central processing unit (CPU), a microprocessor, a graphics processing unit (GPU) (which may be understood as a microprocessor), or a digital signal processor (DSP); in another implementation, the processor may implement certain functions through the logical relationship of a hardware circuit, and the logical relationship of the above hardware circuit may be fixed or reconfigurable, such as a hardware circuit implemented by an application-specific integrated circuit (ASIC) or a programmable logic device (PLD), such as an FPGA.
  • ASIC application-specific integrated circuit
  • PLD programmable logic device
  • the process of the processor loading a configuration document to implement the hardware circuit configuration may be understood as the process of the processor loading instructions to implement the functions of some or all of the above units or modules.
  • it can also be a hardware circuit designed for artificial intelligence, which can be understood as an ASIC, such as a neural network processing unit (NPU), a tensor processing unit (TPU), a deep learning processing unit (DPU), etc.
  • NPU neural network processing unit
  • TPU tensor processing unit
  • DPU deep learning processing unit
  • FIG7 is another schematic diagram of the structure of a terminal according to an embodiment of the present disclosure.
  • the terminal 700 may include at least one of a task execution module 701 , a timer operation module 702 , and a state management module 703 .
  • the task execution module 701 is used to execute a corresponding behavior according to an execution strategy when the terminal 700 is in the first state and a first timer times out; the first timer is an access layer timer.
  • the first state may include at least one of the following: the first transceiver 111 is in an on state, the second transceiver 112 is in a low power consumption state, the serving cell is in a measurement relaxation state, the neighboring cell is in a measurement relaxation state, the serving cell is in a stop measurement state, and the neighboring cell is in a stop measurement state.
  • the task execution module 701 is further used to: when the terminal 700 enters the first state, trigger relaxation measurement of the serving cell and/or the neighboring cell; or, when the terminal 700 enters the first state, trigger stopping measurement of the serving cell and/or the neighboring cell.
  • the above-mentioned execution strategy includes one of the following: immediately executing the first behavior, executing the second behavior when the terminal 700 leaves the first state, and determining by the terminal 700 to immediately execute the first behavior or to execute the second behavior when the terminal 700 leaves the first state; wherein the first behavior is a behavior associated with the first timer, and the second behavior is a behavior associated with the access layer task.
  • the access layer task includes an idle state task or a deactivated state task of the terminal 700 .
  • the timer running module 702 is used to keep running at least one second timer after the terminal 700 enters the first state, the second timer is an access layer timer, and the first timer is at least one of the at least one second timer.
  • the task execution module 701 is further configured to cancel execution of at least one access layer task after the terminal 700 enters the first state.
  • the access layer configuration of the terminal 700 is retained after the terminal 700 enters the first state.
  • the task execution module 701 is further configured to execute at least one access layer task when the terminal 700 leaves the first state or the first state is deactivated.
  • the state management module 703 is used to trigger leaving the first state or deactivating the first state when the first timer times out.
  • the task execution module 701 is configured to trigger measurement of a serving cell or a neighboring cell when the terminal 700 leaves the first state or the first state is deactivated.
  • the behavior associated with the first timer is associated with an access layer task; or, the behavior associated with the first timer is not related to the access layer task.
  • the behavior associated with the first timer is associated with an access layer task; wherein the task execution module 701 is used to immediately execute the first behavior when the terminal 700 is in the first state and the first timer times out.
  • the behavior associated with the first timer is unrelated to the access layer task; wherein the task execution module 701 is used to execute the second behavior when the terminal 700 leaves the first state when the terminal 700 is in the first state and the first timer times out.
  • Figure 8 is a schematic diagram of a structure of a communication device according to an embodiment of the present disclosure.
  • the communication device 800 can be a terminal, or a chip, a chip system, or a processor that supports the terminal to implement any of the above methods.
  • the communication device can be used to implement the communication method described in the above method embodiment, and the details can be referred to the description in the above method embodiment.
  • the communication device 800 includes one or more processors 801.
  • the processor 801 may be a general-purpose processor or a dedicated processor, for example, a baseband processor or a central processing unit.
  • the baseband processor may be used to process the communication protocol and the communication data
  • the central processing unit may be used to control the communication device (such as a base station, a baseband chip, a terminal device, a terminal device chip, a DU or a CU, etc.), execute a program, and process the data of the program.
  • the processor 801 is used to call instructions so that the communication device 800 executes any of the above communication methods.
  • the communication device 800 further includes one or more memories 802 for storing instructions.
  • the memory 802 may also be outside the communication device 800.
  • the communication device 800 further includes one or more transceivers 803.
  • the communication steps such as sending and receiving in the above method are executed by the transceiver 803, and the other steps are executed by the processor 801.
  • the transceiver may include a receiver and a transmitter, and the receiver and the transmitter may be separate or integrated.
  • the terms such as transceiver, transceiver unit, transceiver, transceiver circuit, etc. may be replaced with each other, the terms such as transmitter, transmission unit, transmitter, transmission circuit, etc. may be replaced with each other, and the terms such as receiver, receiving unit, transceiver, receiving circuit, etc. may be replaced with each other.
  • the communication device 800 further includes one or more interface circuits 804, which are connected to the memory 802.
  • the interface circuit 804 can be used to receive signals from the memory 802 or other devices, and can be used to send signals to the memory 802 or other devices.
  • the interface circuit 804 can read instructions stored in the memory 802 and send the instructions to the processor 801.
  • the communication device 800 described in the above embodiment may be a network device or a terminal, but the scope of the communication device 800 described in the embodiment of the present disclosure is not limited thereto, and the structure of the communication device 800 may not be limited by FIG. 8.
  • the communication device may be an independent device or may be part of a larger device.
  • the communication device may be: an independent integrated circuit (IC), or a chip, or a chip system or subsystem; a collection of one or more ICs, optionally, the above IC collection may also include a storage component for storing data and programs; an ASIC, such as a modem; a module that can be embedded in other devices; a transceiver, a terminal device, an intelligent terminal device, a cellular phone, a wireless device, a handheld device, a mobile unit, a vehicle-mounted device, a network device, a cloud device, an artificial intelligence device, etc.; other devices.
  • IC independent integrated circuit
  • the above IC collection may also include a storage component for storing data and programs; an ASIC, such as a modem; a module that can be embedded in other devices; a transceiver, a terminal device, an intelligent terminal device, a cellular phone, a wireless device, a handheld device, a mobile unit, a vehicle-mounted device, a network device, a cloud device, an
  • the embodiment of the present disclosure also provides a storage medium, on which instructions are stored, and when the instructions are executed on a processor, the processor executes any of the above communication methods.
  • the storage medium is an electronic storage medium.
  • the storage medium is a computer-readable storage medium, but it can also be a storage medium readable by other devices.
  • the storage medium can be a non-transitory storage medium, but it can also be a temporary storage medium.
  • the embodiment of the present disclosure also provides a program product, and when the program product is executed by a processor, the processor executes any one of the above communication methods.
  • the program product is a computer program product.
  • the embodiment of the present disclosure also provides a computer program, which, when executed on a processor, enables the processor to execute any one of the above communication methods.

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Abstract

La présente divulgation concerne un procédé de communication, un terminal, un dispositif de communication et un support de stockage. Le procédé de communication peut être exécuté au moyen d'un terminal. Le procédé comprend les étapes suivantes : lorsqu'un terminal est dans un premier état et qu'un premier temporisateur se termine, exécuter, selon une stratégie d'exécution, un comportement correspondant, le premier temporisateur étant un temporisateur de statum d'accès. Au moyen de la présente divulgation, un traitement peut être effectué sur un temporisateur de statum d'accès après qu'un terminal entre dans un premier état, de telle sorte que la consommation d'énergie du terminal est réduite tout en améliorant l'efficacité de communication avec un réseau.
PCT/CN2023/106955 2023-07-12 2023-07-12 Procédé de communication, terminal, dispositif de communication et support de stockage Pending WO2025010651A1 (fr)

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