WO2021092861A1 - Procédé de communication sans fil, dispositif de terminal et dispositif de réseau - Google Patents

Procédé de communication sans fil, dispositif de terminal et dispositif de réseau Download PDF

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Publication number
WO2021092861A1
WO2021092861A1 PCT/CN2019/118561 CN2019118561W WO2021092861A1 WO 2021092861 A1 WO2021092861 A1 WO 2021092861A1 CN 2019118561 W CN2019118561 W CN 2019118561W WO 2021092861 A1 WO2021092861 A1 WO 2021092861A1
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WIPO (PCT)
Prior art keywords
wus
behavior
drx
terminal device
secondary cell
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PCT/CN2019/118561
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English (en)
Chinese (zh)
Inventor
石聪
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN201980099632.9A priority Critical patent/CN114600510B/zh
Priority to PCT/CN2019/118561 priority patent/WO2021092861A1/fr
Publication of WO2021092861A1 publication Critical patent/WO2021092861A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
    • 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 embodiments of the present application relate to the field of communications, and in particular to a wireless communication method, terminal device, and network device.
  • the NR system supports Carrier Aggregation (CA) technology.
  • CA Carrier Aggregation
  • the NR system can also One or more secondary cells (Secondary Cells, SCells) are configured.
  • SCells can have two states: active and inactive. When the SCell is in the active state, the terminal device transmits and receives data on the SCell.
  • the network device can control the switching of the activation and deactivation state of the SCell by sending the Media Access Control Control Element (MAC CE).
  • MAC CE Media Access Control Control Element
  • MAC CE Media Access Control Control Element
  • the network device can control the switching of the activation and deactivation state of the SCell by sending the Media Access Control Control Element (MAC CE).
  • MAC CE Media Access Control Control Element
  • PDCCH Physical Downlink Control Channel
  • the dormancy behavior is introduced for the SCell, and the network equipment
  • the PDCCH can be used to instruct a certain SCell to switch from a dormancy behavior to a non-dormancy behavior, or switch from a non-dormancy behavior to a dormancy behavior.
  • the embodiments of the present application provide a wireless communication method, terminal device, and network device, which can realize the control of dormant behaviors on the secondary cell with the granularity of the DRX group.
  • a wireless communication method including:
  • the terminal device obtains at least two wake-up signal WUS configurations, one WUS configuration of the at least two WUS configurations corresponds to one DRX group of the at least two discontinuous reception DRX groups, and the WUS configuration is used to indicate the WUS of the corresponding DRX group
  • the terminal device monitors the first WUS according to the listening timing of the first WUS corresponding to the first DRX group in the at least two DRX groups, where the first WUS is used to indicate that the terminal device is in the The target behavior on the activated secondary cell associated with the first DRX group, where the target behavior is a dormant behavior;
  • the terminal device switches the behavior of the terminal device in the activated secondary cell associated with the first DRX group according to the first WUS.
  • a wireless communication method which includes: a network device sends a first WUS to a terminal device at a listening opportunity of a first wake-up signal WUS corresponding to a first discontinuous reception of a DRX group, wherein the first WUS is A DRX group is one of at least two DRX groups, each DRX group is associated with at least one secondary cell, and the first WUS is used to indicate the activated secondary cell associated with the first DRX group by the terminal device.
  • the target behavior is a dormant behavior
  • the at least two DRX groups correspond to one media access control MAC entity of the terminal device.
  • a terminal device which is used to execute the foregoing first aspect or any possible implementation of the first aspect.
  • the terminal device includes a unit for executing the foregoing first aspect or the method in any possible implementation manner of the first aspect.
  • a network device which is used to execute the foregoing second aspect or any possible implementation of the second aspect.
  • the network device includes a unit for executing the foregoing second aspect or any possible implementation of the second aspect.
  • a terminal device in a fifth aspect, includes a processor and a memory.
  • the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory to execute the method in the above-mentioned first aspect or each of its implementation modes.
  • a network device in a sixth aspect, includes a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the above-mentioned second aspect or each of its implementation modes.
  • a chip is provided, which is used to implement any one of the above-mentioned first aspect to the second aspect or the method in each implementation manner thereof.
  • the chip includes: a processor, configured to call and run a computer program from the memory, so that the device installed with the chip executes any one of the above-mentioned first aspect to the second aspect or any of the implementations thereof method.
  • a computer-readable storage medium for storing a computer program that enables a computer to execute any one of the above-mentioned first to second aspects or the method in each implementation manner thereof.
  • a computer program product including computer program instructions that cause a computer to execute any one of the above-mentioned first aspect to the second aspect or the method in each implementation manner thereof.
  • a computer program which when running on a computer, causes the computer to execute any one of the above-mentioned first to second aspects or the method in each of its implementation manners.
  • the terminal device can obtain the WUS configuration corresponding to at least two DRX groups, and further can monitor the WUS corresponding to each DRX group according to the WUS configuration of each DRX group, so as to control the WUS according to the instructions of the WUS The behavior of the terminal device on the activated secondary cell associated with the corresponding DRX group.
  • Fig. 1 is a schematic diagram of an application scenario provided by an embodiment of the present application.
  • Fig. 2 is a schematic diagram of a DRX cycle provided by an embodiment of the present application.
  • FIG. 3 is a schematic diagram of a wireless communication method provided by an embodiment of the present application.
  • Fig. 4 is a schematic diagram of controlling the behavior on the secondary cell in each DRX group according to the instruction of WUS.
  • Fig. 5 is another schematic diagram of controlling the behavior on the secondary cell in each DRX group according to the instruction of WUS.
  • FIG. 6 is a schematic diagram of another wireless communication method provided by an embodiment of the present application.
  • FIG. 7 is a schematic block diagram of a terminal device provided by an embodiment of the present application.
  • Fig. 8 is a schematic block diagram of a network device provided by an embodiment of the present application.
  • Fig. 9 is a schematic block diagram of a communication device according to another embodiment of the present application.
  • FIG. 10 is a schematic block diagram of a chip provided by an embodiment of the present application.
  • FIG. 11 is a schematic block diagram of a communication system provided by an embodiment of the present application.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GSM Global System of Mobile Communication
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • the communication system 100 applied in the embodiment of the present application is shown in FIG. 1.
  • the terminal device 110 is connected to the first network device 130 under the first communication system and the second network device 120 under the second communication system.
  • the first network device 130 is under Long Term Evolution (LTE).
  • the second network device 120 is a network device under a New Radio (NR).
  • LTE Long Term Evolution
  • NR New Radio
  • the first network device 130 and the second network device 120 may include multiple cells.
  • FIG. 1 is an example of a communication system in an embodiment of the present application, and the embodiment of the present application is not limited to that shown in FIG. 1.
  • the communication system to which the embodiment of the present application is adapted may include at least multiple network devices under the first communication system and/or multiple network devices under the second communication system.
  • the system 100 shown in FIG. 1 may include one main network device under the first communication system and at least one auxiliary network device under the second communication system. At least one auxiliary network device is respectively connected to the one main network device to form multiple connections, and is connected to the terminal device 110 to provide services for it. Specifically, the terminal device 110 may simultaneously establish a connection through the main network device and the auxiliary network device.
  • connection established between the terminal device 110 and the main network device is the main connection
  • connection established between the terminal device 110 and the auxiliary network device is the auxiliary connection.
  • the control signaling of the terminal device 110 may be transmitted through the main connection
  • the data of the terminal device 110 may be transmitted through the main connection and the auxiliary connection at the same time, or may be transmitted only through the auxiliary connection.
  • first communication system and the second communication system in the embodiments of the present application are different, but the specific types of the first communication system and the second communication system are not limited.
  • the first communication system and the second communication system may be various communication systems, such as: Global System of Mobile Communication (GSM) system, Code Division Multiple Access (CDMA) system, Wideband Code Division Multiple Access (WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, LTE Time Division Duplex (TDD) ), Universal Mobile Telecommunication System (UMTS), etc.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • the main network device and the auxiliary network device may be any access network device.
  • the access network device may be a base station (Base Transceiver) in the Global System of Mobile Communications (GSM) system or Code Division Multiple Access (CDMA).
  • BTS can also be a base station (NodeB, NB) in a Wideband Code Division Multiple Access (WCDMA) system, or an evolved base station in a Long Term Evolution (LTE) system (Evolutional Node B, eNB or eNodeB).
  • GSM Global System of Mobile Communications
  • CDMA Code Division Multiple Access
  • Station, BTS can also be a base station (NodeB, NB) in a Wideband Code Division Multiple Access (WCDMA) system, or an evolved base station in a Long Term Evolution (LTE) system (Evolutional Node B, eNB or eNodeB).
  • WCDMA Wideband Code Division Multiple Access
  • LTE Long Term Evolution
  • the access network device may also be a Next Generation Radio Access Network (NG RAN), or a base station (gNB) in an NR system, or a cloud radio access network (Cloud
  • NG RAN Next Generation Radio Access Network
  • gNB base station
  • Cloud Cloud
  • the access network device can be a relay station, access point, in-vehicle device, wearable device, or the public land mobile network (PLMN) that will evolve in the future Network equipment, etc.
  • PLMN public land mobile network
  • the first network device 130 is taken as the main network device, and the second network device 120 is taken as an auxiliary network device as an example.
  • the first network device 130 may be an LTE network device, and the second network device 120 may be an NR network device.
  • the first network device 130 may be an NR network device
  • the second network device 120 may be an LTE network device.
  • both the first network device 130 and the second network device 120 may be NR network devices.
  • the first network device 130 may be a GSM network device, a CDMA network device, etc.
  • the second network device 120 may also be a GSM network device, a CDMA network device, or the like.
  • the first network device 130 may be a Macrocell
  • the second network device 120 may be a Microcell, Picocell, Femtocell, or the like.
  • the terminal device 110 may be any terminal device, and the terminal device 110 includes but is not limited to:
  • a terminal device configured to receive/send communication signals; and/or Internet of Things (IoT) equipment.
  • a terminal device set to communicate through a wireless interface may be referred to as a "wireless communication terminal", a “wireless terminal” or a "mobile terminal”.
  • Examples of mobile terminals include, but are not limited to, satellite or cellular phones; Personal Communications System (PCS) terminals that can combine cellular radio phones with data processing, fax, and data communication capabilities; can include radio phones, pagers, Internet/intranet PDA with internet access, web browser, memo pad, calendar, and/or Global Positioning System (GPS) receiver; and conventional laptop and/or palmtop receivers or others including radio telephone transceivers Electronic device.
  • Terminal equipment can refer to access terminals, user equipment (UE), user units, user stations, mobile stations, mobile stations, remote stations, remote terminals, mobile equipment, user terminals, terminals, wireless communication equipment, user agents, or User device.
  • the access terminal can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, a personal digital processing (Personal Digital Assistant, PDA), with wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminal devices in 5G networks, or terminal devices in the future evolution of PLMN, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the network can configure the terminal to wake up at the time predicted by the network (DRX ON), and the terminal monitors the downlink control channel; at the same time, the network can also configure the terminal to sleep at the time predicted by the network (DRX OFF), that is, The terminal equipment does not need to monitor the downlink control channel.
  • the network device 120 if the network device 120 has data to be transmitted to the terminal device 110, the network device 120 can schedule the terminal device 110 during the DRX ON time of the terminal device 110.
  • the DRC OFF time due to the radio frequency is turned off, the terminal consumption can be reduced. Electricity.
  • the DRX cycle (cycle) configured by the network device for the terminal device is composed of an activation period (On Duration) and a sleep period (Opportunity for DRX).
  • the terminal device In the RRC connected mode, if the terminal device is configured with the DRX function, the terminal device can monitor and receive the PDCCH during the active period (Active Time); and not receive the PDCCH during the non-active time (Non Active Time) To reduce power consumption.
  • the terminal needs to monitor the PDCCH at the DRX Active Time (DRX Active Time), where the DRX Active Time includes the following situations:
  • DRX duration timer (drx-onDurationTimer), DRX inactivity timer (drx-InactivityTimer), DRX downlink retransmission timer (drx-RetransmissionTimerDL), DRX uplink retransmission timer (drx-RetransmissionTimerUL), random access Any of the contention resolution timers (ra-ContentionResolutionTimer) is running.
  • a scheduling request is sent on the Physical Uplink Control Channel (PUCCH) and is in a pending state.
  • PUCCH Physical Uplink Control Channel
  • the terminal has not received the physical downlink control channel scrambled by the Cell Radio Network Temporary Identity (C-RNTI) after successfully receiving the random access response.
  • C-RNTI Cell Radio Network Temporary Identity
  • the NR system supports Carrier Aggregation (CA) technology.
  • CA Carrier Aggregation
  • the network equipment can also be configured with one or more secondary cells (Secondary Cell, SCell).
  • SCell can have two states: activated and inactive. When the SCell is in the activated state, the terminal device transmits and receives data on the SCell.
  • the network device can control the switching of the activation and deactivation state of the SCell by sending the Media Access Control Control Element (MAC CE).
  • MAC CE Media Access Control Control Element
  • the dormancy behavior is introduced for SCell, and network equipment can use PDCCH to instruct from dormancy on a certain SCell. (Dormancy) behavior is switched to non-dormancy behavior, or from non-dormancy behavior to dormancy behavior.
  • FIG. 3 is a schematic flowchart of a wireless communication method 200 according to an embodiment of the application.
  • the method 200 may be executed by the terminal device in the communication system shown in FIG. 1.
  • the method 200 may include at least part of the following content:
  • the terminal device acquires at least two wake-up signal WUS configurations, one WUS configuration of the at least two WUS configurations corresponds to one DRX group of the at least two discontinuous reception DRX groups, and the WUS configuration is used to indicate the corresponding DRX group Monitoring timing of WUS, wherein the at least two DRX groups correspond to one media access control MAC entity of the terminal device, and each DRX group is associated with at least one secondary cell;
  • the terminal device monitors the first WUS according to the listening timing of the first WUS corresponding to the first DRX group of the at least two DRX groups, where the first WUS is used to instruct the terminal device A target behavior on an activated secondary cell associated with the first DRX group, where the target behavior is a dormant behavior;
  • S230 The terminal device switches the behavior of the terminal device in the activated secondary cell associated with the first DRX group according to the first WUS.
  • the sleep-related behaviors may include whether to sleep, that is, it may include dormancy behaviors and non-dormancy behaviors, or may also include more kinds of dormancy behaviors, for example, dormancy. Behaviors, non-dormancy behaviors, semi-sleep behaviors, etc.
  • the multiple sleep behaviors may correspond to different sleep levels, and each sleep level corresponds to different executable behaviors and/or non-executed behaviors, For example, you can set the higher the sleep level, the fewer the behaviors performed by the terminal device.
  • the target behavior is a dormant behavior may mean that the target behavior belongs to the dormant behavior, or the target behavior includes one or more of the dormant behaviors.
  • the target behavior may be dormancy behavior or non-dormancy behavior.
  • a Media Access Control (MAC) entity of the terminal device can be configured with at least two DRX groups, and each DRX group corresponds to a wake-up signal (wake-up signal).
  • WUS Wireless Fidelity
  • each WUS configuration can be used to indicate the monitoring occasion of the WUS of the corresponding DRX group, so the WUS configuration can also be called WUS monitoring occasion configuration.
  • each DRX group may be associated with at least one secondary cell.
  • the network device may send cell configuration information to the terminal device, and the cell configuration information may be used to indicate the at least two DRX
  • the target cell associated with each DRX group in the group may only include at least one secondary cell, or the target cell may also include a primary cell and at least one secondary cell.
  • the network device may also configure the terminal device with the DRX parameters of each of the at least two DRX groups.
  • the DRX parameters of each DRX group may include the following At least one:
  • drx-onDurationTimer the duration of the terminal device waking up from the beginning of a DRX cycle
  • DRX-SlotOffset (drx-SlotOffset): the time delay for the terminal device to start drx-onDurationTimer;
  • drx-InactivityTimer When the terminal device receives a PDCCH indicating uplink initial transmission or downlink initial transmission, the terminal device continues to monitor the duration of the PDCCH;
  • drx-RetransmissionTimerDL The longest duration for the terminal device to monitor the PDCCH indicating the downlink retransmission scheduling, where each downlink HARQ process except for the broadcast hybrid automatic repeat reQuest (HARQ) process corresponds to a drx -RetransmissionTimerDL;
  • drx-RetransmissionTimerUL The longest duration for the terminal device to monitor the PDCCH indicating the uplink retransmission scheduling, where each uplink HARQ process corresponds to a drx-RetransmissionTimerUL;
  • DRX long cycle start offset (drx-LongCycleStartOffset): used to configure the long DRX cycle, and the subframe offset at which the long DRX cycle and the short DRX cycle start;
  • DRX short cycle (drx-ShortCycle): short DRX cycle
  • DRX short cycle timer (drx-ShortCycleTimer): the duration of the terminal device being in a short DRX cycle (and not receiving any PDCCH);
  • DRX HARQ round-trip time downlink timer (drx-HARQ-round-trip time (RTT)-TimerDL): the minimum waiting time required for terminal equipment to expect to receive the PDCCH indicating downlink scheduling, except for the broadcast HARQ process Each downlink HARQ process corresponds to a drx-HARQ-RTT-TimerDL;
  • DRX HARQ Round Trip Time Uplink Timer (drx-HARQ-RTT-TimerUL): The minimum waiting time that the UE expects to receive the PDCCH indicating the uplink scheduling.
  • Each uplink HARQ process corresponds to one drx-HARQ-RTT-TimerUL.
  • a secondary cell associated with a DRX group may also be referred to as a secondary cell corresponding to a DRX group, or may also be expressed as a secondary cell included in a DRX group, etc., and the secondary cell associated with a DRX group The cell can use the same set of DRX parameter configuration.
  • the monitoring timing of the WUS corresponding to each DRX group may be a specific time before the start time of the DRX cycle, and the monitoring timing of the WUS may be located in the PCell or an SCell associated with the DRX group on. Therefore, the valid period of the WUS indication is within the DRX cycle. If the terminal device receives another WUS before the next DRX cycle, it will determine the behavior on the SCell in the next DRX cycle according to the indication of the other WUS.
  • the terminal device may determine whether to monitor the WUS in the WUS monitoring occasion corresponding to the DRX group based on the WUS configuration of each DRX group. Take the monitoring of the first WUS corresponding to the first DRXgroup as an example.
  • the terminal device does not monitor the first WUS during the WUS monitoring occasion corresponding to the first DRX group.
  • the terminal device still monitors the first WUS in the WUS monitoring occasion corresponding to the first DRX group ;
  • the UE monitors the first WUS in the WUS monitoring occasion corresponding to the first DRX group if the WUS monitoring occasion corresponding to the first DRX group is not in the DRX Active Time period of any DRX group of the terminal device.
  • the terminal device For each DRX group, if the terminal device monitors and detects WUS in the WUS monitoring occasion corresponding to the DRX group, the terminal device can determine whether the activated SCell in the SCell associated with the DRX group is a dormancy behavior or a non according to the instructions of the WUS. -dormancy behavior.
  • the first WUS is used to indicate that the behavior of the terminal device on all activated secondary cells associated with the first DRX group is the target behavior, that is, the first WUS only Need to indicate a target behavior, recorded as Example 1.
  • the WUS corresponding to each DRX group can be used to indicate the behavior of the terminal device on all activated secondary cells associated with the DRX group, and the behaviors on all activated secondary cells associated with the DRX group are consistent. That is, all are dormancy behaviors or all are non-dormancy behaviors.
  • the first WUS includes 1-bit indication information, and the indication information is used to indicate whether the target behavior is a dormant behavior or a non-dormant behavior, that is, all active auxiliary devices associated with the first DRX group The behaviors on the cell are all switched to the target behavior.
  • the terminal device may control the behavior of all activated SCells of the terminal device in the SCells associated with the first DRX group according to the instruction of the first WUS corresponding to the first DRX group, and use the first DRX group
  • the activated SCell associated with the group includes the first SCell and the second SCell as an example to illustrate the specific handover behavior.
  • Case 1 The first WUS corresponding to the first DRX group indicates the dormancy behavior, and the terminal device switches the behavior on all activated SCells in the SCells associated with the first DRX group to the dormancy behavior:
  • the non-dormancy behavior of the terminal device in the second SCell is maintained unchanged.
  • the behavior on the SCell is maintained unchanged. For example, if the behavior of the terminal device on the second SCell is a non-dormancy behavior before receiving the first WUS, the non-dormancy behavior of the terminal device in the second SCell is maintained unchanged.
  • the dormancy behavior on the SCell may mean that the terminal device does not monitor the PDCCH on the SCell, but the terminal device may also maintain the following configured behavior on the SCell, for example, channel state information (Channel State Information). Information, CSI) measurement, AGC or beam management, etc.
  • Channel State Information Channel State Information
  • Information CSI
  • the terminal device may receive radio resource control (Radio Resource Control, RRC) configuration information of the network device.
  • RRC configuration information may include at least one of the following:
  • the network device configures two DRX groups for the terminal device, denoted as DRX group 1 and DRX group 2, where DRX group 1 is used for frequency range (Frequency Range, FR) 1, and DRX group 2 is used for FR 2, and each DRX group corresponds to A set of DRX parameter configuration.
  • DRX group 1 is used for frequency range (Frequency Range, FR) 1
  • DRX group 2 is used for FR 2
  • each DRX group corresponds to A set of DRX parameter configuration.
  • the network device configures the PCell of the terminal device as cell 0 (cell0), and configures 5 SCells for the terminal device at the same time, including SCell 1 to SCell 5.
  • PCell, SCell 1 and SCell 2 correspond to FR1
  • SCell 3, SCell 4 and SCell 5 correspond to FR2, that is, the cells associated with DRX group 1 include PCell, SCell 1 and SCell 2, and the cells associated with DRX group 2 include SCell 3, SCell 4 and SCell 5.
  • the network device allocates and configures the corresponding WUS monitoring occasion to the DRX group1 and DRX group2.
  • the WUS monitoring occasion of DRX group 1 and DRX group 2 are both located in the PCell.
  • the terminal device For DRX group 1, the terminal device monitors WUS1 in WUS 1 monitoring occurrence corresponding to DRX group 1. If WUS1 is detected, it can control the terminal device's operation on the activated SCells (SCell 1 and SCell 2) associated with DRX group 1 according to the instructions of WUS1. behavior.
  • the terminal device may behave non-dormancy behavior in the SCell 1 and SCell 2. Furthermore, the terminal device is on SCell 1 and SCell 2 Monitor PDCCH.
  • WUS 1 indicates that the behavior of the terminal device on the SCell is dormancy behavior
  • the behavior of the terminal device on SCell 1 and SCell 2 is both dormancy behavior, that is, the terminal device does not monitor PDCCH on SCell 1 and SCell 2.
  • the terminal device monitors WUS2 in WUS 2monitoringoccasion corresponding to DRX group 2. If WUS2 is detected, it can control the activated SCell (ie SCell 3) associated with the terminal device in DRX group 2 according to the instructions of WUS2. For the sake of brevity, the behavior on SCell4 and SCell 5) will not be repeated here.
  • WUS 1 indicates that the behavior of the terminal device on the SCell is non-dormancy behavior, and the behavior of the terminal device on SCell 1 and SCell 2 after the start of the DRX cycle is both Switch to non-dormancy behavior.
  • the terminal device receives the PDCCH on the PCell in the DRX cycle, if the PDCCH indicates that the behavior on SCell 1 is dormancy behavior, the behavior of the terminal device on SCell 1 is changed from non-dormancy behavior. -The dormancy behavior is switched to the dormancy behavior.
  • SCell 2 the behavior of the terminal device on SCell 2 remains non-dormancy behavior before the start time of the next DRX cycle.
  • the terminal device receives another WUS 1 before the start time of the next DRX cycle, indicating that the terminal device's behavior on the SCell is dormancy behavior, then after the start time of the next DRX cycle, the terminal device is on SCell 1 and SCell 2 The behaviors are switched to dormancy behavior.
  • WUS2 indicates that the behavior of the terminal device on the SCell is dormancy behavior, and after the start time of the DRX cycle, the behavior of the terminal device on SCell 3, SCell 4, and SCell 5 is all switched to dormancy behavior.
  • the terminal device receives the PDCCH on the PCell, if the PDCCH indicates that the behavior of the terminal device on the SCell 3 is a non-dormancy behavior, the behavior of the terminal device on the SCell 3 is switched from the dormancy behavior It is a non-dormancy behavior.
  • the terminal device maintains dormancy behavior on SCell 4 and SCell 5 before the start time of the next DRX cycle.
  • the terminal device receives another WUS2, indicating that the behavior of the terminal device on the SCell is non-dormancy behavior. After the start time of the next DRX cycle, the terminal device is in SCell3, SCell4, and The behaviors on SCell 5 are all switched to non-dormancy behaviors.
  • the first WUS is used to indicate the target behavior of the terminal device on each activated secondary cell among the activated secondary cells associated with the first DRX group, which is denoted as Example 2.
  • the WUS corresponding to each DRX group can be used to indicate the behavior of the terminal device on each activated secondary cell among all activated secondary cells associated with the DRX group, and the DRX group associated The behavior on each activated secondary cell can be the same or different.
  • a bitmap can be used to indicate the behavior on each activated secondary cell associated with a DRX group.
  • the first WUS may include a first bit mapping, and each bit in the first bit mapping corresponds to an activated auxiliary associated with the first DRX group.
  • each bit is used to indicate whether the target behavior of the corresponding activated secondary cell is a dormant behavior or a non-dormant behavior.
  • the terminal device may control the behavior of the terminal device in each activated SCell among the SCells associated with the first DRX group according to the instruction of the first WUS corresponding to the first DRX group.
  • the activated SCell associated with the DRX group includes the first SCell as an example to illustrate the specific handover behavior.
  • the terminal is maintained The dormancy behavior of the device in the first SCell remains unchanged;
  • the first WUS corresponding to the first DRX group indicates that the first SCell is dormancy behavior, and the behavior of the terminal device on the first SCell before receiving the first WUS is non-dormancy behavior, then The behavior of the terminal device on the second SCell is switched from a non-dormancy behavior to a dormancy behavior.
  • the terminal device if the first WUS corresponding to the first DRX group does not include the behavior indication of the first SCell, the terminal device maintains the behavior of the first SCell unchanged.
  • the terminal device For DRX group 1, the terminal device monitors WUS1 in WUS1 monitoring occasion corresponding to DRX group 1, and if WUS1 is detected, it can control the terminal device's status on the activated SCells (SCell 1 and SCell 2) associated with DRX group 1 according to the instructions of WUS1. behavior.
  • WUS1 indicates that the behavior of the terminal device on SCell 1 and SCell 2 is non-dormancy behavior, and after the start of the DRX cycle, the behavior of the terminal device on SCell 1 and SCell 2 is switched to non-dormancy behavior. Further, if the terminal device receives the PDCCH on the PCell in the DRX cycle, if the PDCCH indicates that the behavior on SCell 1 is dormancy behavior, the behavior of the terminal device on SCell 1 is determined by non-dormancy behavior. The behavior is switched to dormancy behavior. For SCell 2, the behavior of the terminal device on SCell 2 remains non-dormancy behavior before the start time of the next DRX cycle.
  • the terminal device receives another WUS1 before the start time of the next DRX cycle, indicating that the behavior of the terminal device on SCell 1 and SCell 2 are dormancy behavior and non-dormancy behavior, respectively, after the start time of the next DRX cycle, The behavior of the terminal device on SCell 1 is switched to dormancy behavior, and the behavior on SCell 2 is switched to non-dormancy behavior.
  • the terminal device monitors WUS2 in WUS2monitoringoccasion corresponding to DRX group 2. If WUS2 is detected, it can control the activated SCells (SCell 3, SCell 4 and SCell 5) associated with DRX group 2 according to the instructions of WUS2. ) On the behavior.
  • WUS2 indicates that the behavior of the terminal device on SCell 3, SCell 4, and SCell 5 are dormancy behavior, non-dormancy behavior, and dormancy behavior, respectively, and the terminal device is in SCell after the start time of the DRX cycle. 3.
  • the behaviors on SCell 4 and SCell 5 are respectively switched to dormancy behavior, non-dormancy behavior and dormancy behavior.
  • the terminal device receives the PDCCH on the PCell during the DRX cycle, if the PDCCH indicates that the PDCCH is on SCell 3
  • the behavior of the terminal device is non-dormancy behavior
  • the behavior of the terminal device on SCell 3 is switched from dormancy behavior to non-dormancy behavior.
  • SCell 4 and SCell 5 before the start time of the next DRX cycle, the terminal device is in contact with SCell 4 And the behavior on SCell 5 remains unchanged.
  • the terminal device receives another WUS2 before the start time of the next DRX cycle, indicating that the terminal device's behavior on SCell 3, SCell 4, and SCell 5 are non-dormancy behavior, dormancy behavior and dormancy behavior, then the next one After the start time of the DRX cycle, the behavior of the terminal device on SCell 3, SCell 4, and SCell 5 is switched to non-dormancy behavior, dormancy behavior, and dormancy behavior, respectively.
  • the signaling overhead of WUS using the indication scheme in Embodiment 1 is smaller, and the indication scheme in Embodiment 2 can realize flexible indication of the behavior on each SCell, and the indication granularity is finer. It is beneficial to realize the flexible adjustment of the behavior on each SCell, and further reduce the power consumption of the terminal device.
  • FIG. 6 is a schematic flowchart of a wireless communication method 300 according to another embodiment of the present application.
  • the method 300 may be executed by a network device in the communication system shown in FIG. 1. As shown in FIG. 6, the method 300 includes The following content:
  • the network device sends the first WUS to the terminal device at the listening time of the first discontinuous reception of the first wake-up signal WUS corresponding to the DRX group, where the first DRX group is one of the at least two DRX groups Each DRX group is associated with at least one secondary cell, and the first WUS is used to indicate a target behavior of the terminal device on the activated secondary cell associated with the first DRX group, and the target behavior is a dormant behavior , The at least two DRX groups correspond to one media access control MAC entity of the terminal device.
  • the first WUS is used to indicate that the behavior of the terminal device on all activated secondary cells associated with the first DRX group is the target behavior.
  • the first WUS includes 1-bit indication information, and the indication information is used to indicate the target behavior.
  • the first WUS is used to indicate a target behavior of the terminal device on each activated secondary cell among the activated secondary cells associated with the first DRX group.
  • the first WUS includes a first bit mapping, and each bit in the first bit mapping corresponds to an activated secondary cell associated with the first DRX group, and Each bit is used to indicate the target behavior of the corresponding activated secondary cell.
  • the method further includes:
  • the network device sends at least two WUS configurations to the terminal device, one WUS configuration of the at least two WUS configurations corresponds to one DRX group of the at least two DRX groups, and the WUS configuration is used to indicate the corresponding DRX group The timing of WUS monitoring.
  • the method further includes:
  • the network device sends cell configuration information to the terminal device, where the cell configuration information is used to indicate a target cell associated with each of the at least two DRX groups, where the target cell includes at least one The secondary cell, or the target cell includes a primary cell and at least one secondary cell.
  • the listening timing of the first WUS is at a time before the start of a discontinuous DRX cycle, and is located on the primary cell or on a secondary cell associated with the first DRX group.
  • the target behavior is a dormant behavior or a non-dormant behavior.
  • FIG. 7 shows a schematic block diagram of a terminal device 400 according to an embodiment of the present application.
  • the terminal device 400 includes:
  • the processing module 410 is configured to obtain at least two wake-up signal WUS configurations, one WUS configuration of the at least two WUS configurations corresponds to one DRX group of the at least two discontinuous reception DRX groups, and the WUS configuration is used to indicate the corresponding WUS monitoring opportunities of the DRX group, wherein the at least two DRX groups correspond to one media access control MAC entity of the terminal device, and each DRX group is associated with at least one secondary cell;
  • the communication module 420 is configured to monitor the first WUS according to the listening timing of the first WUS corresponding to the first DRX group of the at least two DRX groups, where the first WUS is used to instruct the terminal device A target behavior on an activated secondary cell associated with the first DRX group, where the target behavior is a dormant behavior;
  • the processing module 410 is further configured to switch the behavior of the terminal device in the activated secondary cell associated with the first DRX group according to the first WUS.
  • the first WUS is used to indicate that the behavior of the terminal device on all activated secondary cells associated with the first DRX group is the target behavior.
  • the activated secondary cells associated with the first DRX group include a first secondary cell
  • the processing module 410 is specifically configured to:
  • the first WUS includes 1-bit indication information, and the indication information is used to indicate the target behavior.
  • the first WUS is used to indicate a target behavior of the terminal device on each activated secondary cell among the activated secondary cells associated with the first DRX group.
  • the activated secondary cells associated with the first DRX group include a second secondary cell, and the first WUS is used to indicate that the terminal device is on the second secondary cell
  • the target behavior of is the first target behavior; the processing module 410 is also used to:
  • the first target behavior is a dormant behavior or a non-dormant behavior.
  • the first WUS includes a first bit mapping, and each bit in the first bit mapping corresponds to an activated secondary cell associated with the first DRX group, and Each bit is used to indicate the target behavior of the corresponding activated secondary cell.
  • the communication module 420 is further configured to:
  • Receive cell configuration information of a network device where the cell configuration information is used to indicate a target cell associated with each of the at least two DRX groups, where the target cell includes at least one secondary cell, or the The target cell includes a primary cell and at least one secondary cell;
  • the processing module 410 is further configured to determine the target cell associated with the first DRX group according to the cell configuration information.
  • the listening timing of the first WUS is at a time before the start of a discontinuous DRX cycle, and is located on the primary cell or on a secondary cell associated with the first DRX group.
  • the communication module 420 is specifically configured to:
  • monitoring timing of the first WUS is within the DRX activation time of the DRX groups other than the first DRX group in the at least two DRX groups, monitoring the first WUS at the monitoring timing of the first WUS WUS; or
  • the first WUS is monitored at the monitoring timing of the first WUS.
  • the target behavior is a dormant behavior or a non-dormant behavior.
  • the above-mentioned communication module may be a communication interface or a transceiver, or an input/output interface of a communication chip or a system-on-chip.
  • the above-mentioned processing module may be one or more processors.
  • terminal device 400 may correspond to the terminal device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the terminal device 400 are to implement the method shown in FIG. 3, respectively.
  • the corresponding process of the terminal equipment in 200 will not be repeated here.
  • Fig. 8 is a schematic block diagram of a network device according to an embodiment of the present application.
  • the network device 500 of FIG. 8 includes:
  • the communication module 510 is configured to send the first WUS to the terminal device at the listening timing of the first wake-up signal WUS corresponding to the first discontinuous reception of the DRX group, where the first DRX group is one of at least two DRX groups DRX group, each DRX group is associated with at least one secondary cell, the first WUS is used to indicate the target behavior of the terminal device on the activated secondary cell associated with the first DRX group, and the target behavior is dormancy Like behavior, the at least two DRX groups correspond to one media access control MAC entity of the terminal device.
  • the first WUS is used to indicate that the behavior of the terminal device on all activated secondary cells associated with the first DRX group is the target behavior.
  • the first WUS includes 1-bit indication information, and the indication information is used to indicate the target behavior.
  • the first WUS is used to indicate a target behavior of the terminal device on each activated secondary cell among the activated secondary cells associated with the first DRX group.
  • the first WUS includes a first bit mapping, and each bit in the first bit mapping corresponds to an activated secondary cell associated with the first DRX group, and Each bit is used to indicate the target behavior of the corresponding activated secondary cell.
  • the communication module 510 is further configured to:
  • At least two WUS configurations are sent to the terminal device, one WUS configuration of the at least two WUS configurations corresponds to one DRX group of the at least two DRX groups, and the WUS configuration is used to indicate WUS monitoring of the corresponding DRX group opportunity.
  • the communication module 510 is further configured to:
  • the cell configuration information is used to indicate a target cell associated with each of the at least two DRX groups, where the target cell includes at least one secondary cell, or The target cell includes a primary cell and at least one secondary cell.
  • the listening timing of the first WUS is at a time before the start of a discontinuous DRX cycle, and is located on the primary cell or on a secondary cell associated with the first DRX group.
  • the target behavior is a dormant behavior or a non-dormant behavior.
  • the above-mentioned communication module may be a communication interface or a transceiver, or an input/output interface of a communication chip or a system-on-chip.
  • the network device 500 may correspond to the terminal device in the method embodiment of the present application, and the above and other operations and/or functions of each unit in the network device 500 are to implement the method shown in FIG. 6 respectively.
  • the corresponding process of the network equipment in 300 will not be repeated here.
  • FIG. 9 is a schematic structural diagram of a communication device 600 provided by an embodiment of the present application.
  • the communication device 600 shown in FIG. 9 includes a processor 610, and the processor 610 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 600 may further include a memory 620.
  • the processor 610 may call and run a computer program from the memory 620 to implement the method in the embodiment of the present application.
  • the memory 620 may be a separate device independent of the processor 610, or may be integrated in the processor 610.
  • the communication device 600 may further include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices. Specifically, it may send information or data to other devices, or receive other devices. Information or data sent by the device.
  • the transceiver 630 may include a transmitter and a receiver.
  • the transceiver 630 may further include an antenna, and the number of antennas may be one or more.
  • the communication device 600 may specifically be a network device of an embodiment of the present application, and the communication device 600 may implement the corresponding process implemented by the network device in each method of the embodiment of the present application. For the sake of brevity, it will not be repeated here. .
  • the communication device 600 may specifically be a mobile terminal/terminal device of an embodiment of the application, and the communication device 600 may implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the application. For the sake of brevity , I won’t repeat it here.
  • FIG. 10 is a schematic structural diagram of a chip of an embodiment of the present application.
  • the chip 700 shown in FIG. 10 includes a processor 710, and the processor 710 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
  • the chip 700 may further include a memory 720.
  • the processor 710 may call and run a computer program from the memory 720 to implement the method in the embodiment of the present application.
  • the memory 720 may be a separate device independent of the processor 710, or may be integrated in the processor 710.
  • the chip 700 may further include an input interface 730.
  • the processor 710 can control the input interface 730 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the chip 700 may further include an output interface 740.
  • the processor 710 can control the output interface 740 to communicate with other devices or chips, and specifically, can output information or data to other devices or chips.
  • the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the chip can be applied to the mobile terminal/terminal device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application.
  • the chip mentioned in the embodiment of the present application may also be referred to as a system-level chip, a system-on-chip, a system-on-chip, or a system-on-chip.
  • FIG. 11 is a schematic block diagram of a communication system 900 according to an embodiment of the present application. As shown in FIG. 11, the communication system 900 includes a terminal device 910 and a network device 920.
  • the terminal device 910 can be used to implement the corresponding function implemented by the terminal device in the above method
  • the network device 920 can be used to implement the corresponding function implemented by the network device in the above method. For brevity, it will not be repeated here. .
  • the processor of the embodiment of the present application may be an integrated circuit chip with signal processing capability.
  • the steps of the foregoing method embodiments can be completed by hardware integrated logic circuits in the processor or instructions in the form of software.
  • the above-mentioned processor may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (ASIC), a ready-made programmable gate array (Field Programmable Gate Array, FPGA) or other Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC application specific integrated circuit
  • FPGA Field Programmable Gate Array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
  • the general-purpose processor may be a microprocessor or the processor may also be any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present application can be directly embodied as being executed and completed by a hardware decoding processor, or executed and completed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a mature storage medium in the field, such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
  • the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiments of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), and electrically available Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • the volatile memory may be random access memory (Random Access Memory, RAM), which is used as an external cache.
  • RAM random access memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • DDR SDRAM Double Data Rate Synchronous Dynamic Random Access Memory
  • Enhanced SDRAM, ESDRAM Enhanced Synchronous Dynamic Random Access Memory
  • Synchronous Link Dynamic Random Access Memory Synchronous Link Dynamic Random Access Memory
  • DR RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be static random access memory (static RAM, SRAM), dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is to say, the memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
  • the embodiment of the present application also provides a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium can be applied to the network device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application For the sake of brevity, I won’t repeat it here.
  • the embodiments of the present application also provide a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program product can be applied to the mobile terminal/terminal device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the mobile terminal/terminal device in each method of the embodiment of the present application, For the sake of brevity, I will not repeat them here.
  • the embodiment of the present application also provides a computer program.
  • the computer program can be applied to the network device in the embodiment of the present application.
  • the computer program runs on the computer, it causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • I won’t repeat it here.
  • the computer program can be applied to the mobile terminal/terminal device in the embodiment of the present application.
  • the computer program runs on the computer, the computer executes each method in the embodiment of the present application. For the sake of brevity, the corresponding process will not be repeated here.
  • the disclosed system, device, and method may be implemented in other ways.
  • the device embodiments described above are merely illustrative, for example, the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components may be combined or It can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separate, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
  • the functional units in the various embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
  • the technical solution of the present application essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory,) ROM, random access memory (Random Access Memory, RAM), magnetic disks or optical disks and other media that can store program codes. .

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Abstract

La présente invention porte sur un procédé de communication sans fil, sur un dispositif de terminal et sur un dispositif de réseau. Le procédé comprend les étapes suivantes : un dispositif de terminal acquiert au moins deux configurations de signal de réveil (WUS pour Wake-Up Signal), une configuration de signal WUS des deux, ou plus, configurations de signal WUS correspondant à un groupe de réception discontinue (DRX) parmi au moins deux groupes de réception DRX, et les configurations de signal WUS étant utilisées pour indiquer le temps de surveillance d'un signal WUS du groupe de réception DRX correspondant, les deux, ou plus, groupes de réception DRX correspondant à une entité de contrôle d'accès au support (MAC pour Media Access Control) du dispositif de terminal, et chaque groupe de réception DRX étant associé à au moins une cellule secondaire ; le dispositif de terminal surveille un premier signal WUS en fonction du temps de surveillance du premier signal WUS qui correspond à un premier groupe de réception DRX parmi les deux, ou plus, groupes de réception DRX, le premier signal WUS étant utilisé pour indiquer un comportement cible du dispositif de terminal sur une cellule secondaire activée associée au premier groupe de réception DRX et le comportement cible étant un comportement de type sommeil ; et, en fonction du premier signal WUS, le dispositif de terminal commute le comportement du dispositif de terminal dans la cellule secondaire activée associée au premier groupe de réception DRX.
PCT/CN2019/118561 2019-11-14 2019-11-14 Procédé de communication sans fil, dispositif de terminal et dispositif de réseau Ceased WO2021092861A1 (fr)

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