WO2024026860A1 - Procédé de configuration de réception discontinue (drx) pour transmission de liaison latérale (sl), appareil, dispositif et support de stockage - Google Patents

Procédé de configuration de réception discontinue (drx) pour transmission de liaison latérale (sl), appareil, dispositif et support de stockage Download PDF

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Publication number
WO2024026860A1
WO2024026860A1 PCT/CN2022/110662 CN2022110662W WO2024026860A1 WO 2024026860 A1 WO2024026860 A1 WO 2024026860A1 CN 2022110662 W CN2022110662 W CN 2022110662W WO 2024026860 A1 WO2024026860 A1 WO 2024026860A1
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Prior art keywords
drx
configuration
terminal device
information
configurations
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PCT/CN2022/110662
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English (en)
Chinese (zh)
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冷冰雪
卢前溪
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Oppo广东移动通信有限公司
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Priority to PCT/CN2022/110662 priority Critical patent/WO2024026860A1/fr
Publication of WO2024026860A1 publication Critical patent/WO2024026860A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]

Definitions

  • the embodiments of the present application relate to the field of communication technology, and in particular to a DRX (Discontinuous Reception, discontinuous reception) configuration method, device, equipment and storage medium for SL (SideLink) transmission.
  • DRX Discontinuous Reception, discontinuous reception
  • SL SegmentLink
  • the remote terminal device and the relay terminal device can communicate through SL. Further research is needed on the DRX configuration on SL in relay scenarios.
  • Embodiments of the present application provide a DRX configuration method, device, equipment and storage medium for SL transmission.
  • the technical solutions are as follows:
  • a DRX configuration method for SL transmission includes:
  • the multiple SL DRX configurations are used for the remote terminal device and/or the relay terminal device on the SL DRX.
  • a DRX configuration method for SL transmission is provided.
  • the method is executed by a remote terminal device or a relay terminal device.
  • the method includes:
  • a DRX configuration device for SL transmission includes:
  • a configuration determination module configured to determine multiple SL DRX configurations for SL transmission between the remote terminal equipment and the relay terminal equipment, the multiple SL DRX configurations being used for the remote terminal equipment and/or the intermediate terminal equipment. Following the DRX of the end device on the SL.
  • a DRX configuration device for SL transmission includes:
  • a receiving module configured to receive multiple SL DRX configurations determined for SL transmission between the remote terminal device and the relay terminal device, the multiple SL DRX configurations being used for the remote terminal device and the relay terminal device. /or DRX of the relay terminal equipment on the SL.
  • a communication device characterized in that the communication device includes: a processor and a memory, a computer program is stored in the memory, and the computer program is loaded by the processor and executed, so that the communication device implements the DRX configuration method for SL transmission described in the above claims.
  • a computer-readable storage medium in which a computer program is stored, and the computer program is loaded and executed by a computer device, so that the computer device implements the above The DRX configuration method for SL transmission described in the claims.
  • a chip includes a programmable logic circuit or program, so that a device installed with the chip implements the DRX configuration method for SL transmission described in the above claims.
  • a computer program product includes computer instructions.
  • the computer instructions are stored in a computer-readable storage medium.
  • a computer device reads the computer program from the computer-readable storage medium.
  • the computer instructions are fetched and executed, so that the computer device implements the DRX configuration method for SL transmission described in the above claims.
  • the information transmitted between the remote terminal device and the relay terminal device can be transmitted according to the corresponding SL DRX configuration, thereby Improve the reliability of SL information transmission in relay communication scenarios.
  • Figure 1 is a schematic diagram of a network architecture provided by an embodiment of the present application.
  • Figure 2 is a schematic diagram of the SL transmission mode provided by an embodiment of the present application.
  • Figure 3 is a schematic diagram of the SL transmission mode provided by another embodiment of the present application.
  • Figure 4 is a schematic diagram of a timer starting mechanism provided by an embodiment of the present application.
  • Figure 5 is a flow chart of a DRX configuration method for SL transmission provided by an embodiment of the present application
  • Figure 6 is a flow chart of a DRX configuration method for SL transmission provided by another embodiment of the present application.
  • Figure 7 is a flow chart of a DRX configuration method for SL transmission provided by another embodiment of the present application.
  • Figure 8 is a block diagram of a DRX configuration device for SL transmission provided by an embodiment of the present application.
  • Figure 9 is a block diagram of a DRX configuration device for SL transmission provided by another embodiment of the present application.
  • Figure 10 is a block diagram of a communication device provided by an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA broadband code division multiple access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced long term evolution
  • NR system evolution system of NR system, LTE (LTE-based access to unlicensed spectrum, LTE-U) system on unlicensed spectrum, NR-U (NR-based access to unlicensed spectrum) system on unlicensed spectrum, Non-Terrestrial Networks (NTN) system, Universal Mobile Telecommunication System (UMTS), wireless LAN, Wireless Fidelity (WiFi), fifth-generation communication (5th-Generation, 5G ) system or other communication systems, 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
  • LTE-A Advanced long term evolution
  • NR system evolution system of NR system
  • LTE LTE-based access to unlicense
  • the communication system in the embodiment of this application can be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or a standalone (Standalone, SA) network deployment scenario.
  • Carrier Aggregation, CA Carrier Aggregation, CA
  • DC Dual Connectivity
  • SA standalone
  • the communication system in the embodiment of the present application can be applied to the unlicensed spectrum, where the unlicensed spectrum can also be considered as a shared spectrum; or the communication system in the embodiment of the present application can also be applied to the licensed spectrum, where the licensed spectrum can also be Considered a non-shared spectrum.
  • the communication system in the embodiment of the present application can be applied to existing frequency bands or to frequency bands that will be put into use in the future.
  • Non-Terrestrial Networks NTN
  • Terrestrial Networks TN
  • the network architecture may include: remote terminal equipment (Remote UE) 11, relay terminal equipment (Relay UE) 12 and network equipment 13.
  • Remote UE remote terminal equipment
  • Relay UE relay terminal equipment
  • the remote terminal equipment 11 and the relay terminal equipment 12 belong to the terminal equipment.
  • a communication connection is established between the remote terminal equipment 11 and the relay terminal equipment 12, for example, the connection is established through the PC5 (ProSe Communication 5, fifth interface of proximity communication) interface.
  • SL transmission can be performed between the remote terminal equipment 11 and the relay terminal equipment 12.
  • Terminal equipment may refer to UE (User Equipment), access terminal, user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, wireless communication equipment, user agent or user device.
  • the terminal device may also be a cellular phone, a cordless phone, a SIP (Session Initiation Protocol) phone, a WLL (Wireless Local Loop) station, or a PDA (Personal Digital Assistant).
  • terminal devices 5GS (5th Generation System, fifth-generation mobile communication system) or future evolutions Terminal equipment in a PLMN (Public Land Mobile Network), etc.
  • the network device 13 is a device that communicates with the remote terminal device 11 through the relay terminal device 12, that is, the relay terminal device 12 forwards information from the network device 13 to the remote terminal device 11, and/or, the relay terminal device 12 The information from the remote terminal device 11 is forwarded to the network device 13 .
  • a communication connection is established between the network device 13 and the relay terminal device 12 .
  • the network device 13 is a device deployed in the access network to provide wireless communication functions for terminal devices.
  • the network device 13 may include various forms of macro base stations, micro base stations, relay stations, access points, etc. In systems using different wireless access technologies, the names of devices with network device functions may be different. For example, in 5G NR systems, they are called gNodeB or gNB.
  • the network device 13 may be EUTRAN (Evolved Universal Terrestrial Radio Access Network) or one or more eNodeBs in EUTRAN; in 5G In the NR system, the network device 20 may be a RAN (Radio Access Network) or one or more gNBs in the RAN.
  • EUTRAN Evolved Universal Terrestrial Radio Access Network
  • RAN Radio Access Network
  • the scenario in Figure 1 is only a scenario of relay communication between a terminal device and a network device.
  • the technical solution provided by the embodiments of the present application can also be applied to relay communication between a terminal device and a terminal device.
  • Communication scenario In this scenario, other terminal devices communicate with the remote terminal device through the relay terminal device, that is, the relay terminal device forwards information from other terminal devices to the remote terminal device, and/or, the relay terminal device forwards information to other terminal devices. The terminal device forwards information from the remote terminal device.
  • the "5G NR system" in the embodiments of this application may also be called a 5G system or an NR system, but those skilled in the art can understand its meaning.
  • the technical solution described in the embodiment of this application can be applied to the LTE system, the 5G NR system, the subsequent evolution system of the 5G NR system, and can also be applied to applications such as NB-IoT (Narrow Band Internet of Things, narrowband Internet of Things) systems and other communication systems, this application does not limit this.
  • NB-IoT Near Band Internet of Things, narrowband Internet of Things
  • network equipment can provide services for a cell, and terminal equipment communicates with the network equipment through transmission resources (for example, frequency domain resources, or spectrum resources) on carriers used by the cell.
  • the cell can be The cell corresponding to the network equipment (such as the base station).
  • the cell can belong to the macro base station or the base station corresponding to the small cell (Small cell).
  • the small cell here can include: urban cell (Metro cell), micro cell (Micro cell), Pico cells, Femto cells, etc. These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-rate data transmission services.
  • LTE Long Term Evolution, long-term evolution
  • D2D Device-to-Device
  • V2X Vehicle to everything/Vehicle to X, vehicle wireless communication technology
  • Device-to-device communication is an SL transmission technology based on D2D.
  • the Internet of Vehicles system uses terminal-to-terminal direct communication, so it has higher spectral efficiency and lower transmission delay.
  • the transmission resources of the terminal equipment 14 are allocated by the base station 15.
  • the terminal equipment 14 transmits data on the sidelink according to the resources allocated by the base station; the base station 15 can allocate a single transmission resource to the terminal equipment 14.
  • the terminal device 14 may also be allocated resources for secondary transmission or semi-static transmission.
  • Mode B As shown in Figure 3, the terminal device 14 selects a resource in the resource pool for data transmission.
  • Figures 2 and 3 are only schematic, that is, the terminal device 14 in Figures 2 and 3 is a vehicle or a vehicle-mounted terminal, and the terminal device 14 can also be a smartphone, a wearable device, or other terminal device. That is to say, the SL transmission involved in the embodiments of the present application is not limited to the Internet of Vehicles system, and can also be other types of SL transmission scenarios, which are not specifically limited in the embodiments of the present application.
  • D2D is divided into the following different stages for research.
  • ProSe Proximity based Service, proximity-based service
  • D2D has been studied for ProSe scenarios, which are mainly targeted at public safety services.
  • the resource pool is non-continuous in the time domain, so that the terminal device can send/receive data non-continuously on the sidelink, thereby achieving the effect of power saving.
  • V2X Internet of Vehicles
  • NR V2X is not limited to broadcast scenarios, but further extends to unicast and multicast scenarios, and the application of V2X is studied in these scenarios. Similar to LTE V2X, NR V2X will also define the above two resource authorization modes, Mode A and Mode B; further, users may be in a mixed mode, that is, they can use Mode A to obtain resources and at the same time Use mode B to obtain resources.
  • NR V2X introduces feedback-based HARQ retransmission, which is not limited to unicast communication, but also includes Multicast communication.
  • the sidelink discontinuous reception technology (Discontinuous reception, DRX) mechanism meets the power saving needs in sidelink communication by controlling the "activation” and “deactivation” of terminal equipment's reception behavior on the sidelink.
  • Some similar timers are defined in the sidelink to control DRX behavior in SL communication:
  • SL DRX duration (sl-drx-onDurationTimer/sl-DRX-GC-BC-OndurationTimer): periodic DRX activation timer. After the terminal device is activated, it waits to receive PSCCH (Pysical Sidelink Control Channel, physical sidelink control channel) )/PSSCH (Pysical Sidelink Share Channel, physical sidelink shared channel) duration. If the terminal device successfully decodes the PSCCH/PSSCH, the terminal device starts the SL DRX inactivation timer and remains active.
  • PSCCH Physical Sidelink Control Channel
  • PSSCH Physical Sidelink Share Channel
  • SL DRX retransmission timer (sl-drx-RetransmissionTimer/sl-DRX-GC-RetransmissionTimer): The terminal equipment remains active and waits to receive the next retransmission of PSCCH/PSSCH for a specific sidelink transmission process. duration.
  • SL DRX round-trip timer (sl-drx-HARQ-RTT-Timer): Before the timer times out, the terminal device does not expect to receive retransmission data for a specific sidelink transmission process.
  • SL DRX cycle (sl-drx-Cycle/sl-DRX-GC-BC-Cycle): The length of time between one DRX duration turning on and the next DRX duration turning on position.
  • SL DRX start offset the time slot when SL DRX cycle is turned on.
  • the timer starting mechanism is shown in Figure 4:
  • the terminal device receiving data is in the DRX activation state.
  • sl-drx-InactivityTimersl-DRX-GC-InactivityTimer is opened. Data can be processed during the operation of sl-drx-InactivityTimer/sl-DRX-GC-InactivityTimer. take over;
  • the terminal device receiving the data fails to decode, feeds back NACK (Negative ACKnowledge, error response command), and opens sl-drx-HARQ- after the corresponding PSFCH (Physical Sidelink Feedback Channel, physical side link feedback channel) RTT-Timer;
  • NACK Negative ACKnowledge, error response command
  • PSFCH Physical Sidelink Feedback Channel, physical side link feedback channel
  • the side link relay of NR is the relay from UE to network equipment (UE-to-Network, U2N), which includes two architectures: relay based on Layer 3 (Layer 3, L3) and relay based on Layer 2 (Layer 2 , L2) relay.
  • U2N relay UE should be in connected state to perform relaying of unicast data.
  • the data services of the U2N remote UE and the data services of the U2N relay UE itself should be transmitted separately in different Uu RLC (Radio Link Control) channels of the Uu interface.
  • Uu RLC Radio Link Control
  • the relay The UE can also forward paging or system information from the network device for the remote UE in the RRC IDLE/INACTIVE state.
  • the relay terminal device needs to forward information from the network device or other terminal devices for the remote terminal device, and/or forward the information from the remote terminal device for the network device or other terminal devices.
  • Different Information has different transmission requirements such as delay requirements, transmission cycles, and arrival times.
  • the remote terminal device uses DRX reception. At this time, when the relay terminal device sends information from the network device or other terminal devices to the remote terminal device, the DRX configuration of the remote terminal device needs to be considered.
  • the relay terminal device uses DRX reception. At this time, when the remote terminal device sends information to the network device or other terminal devices to the relay terminal device, the DRX configuration of the relay terminal device needs to be considered. . Therefore, the embodiments of this application will discuss SL DRX configuration and operation solutions for information with different transmission requirements.
  • Figure 5 shows a flow chart of a DRX configuration method for SL transmission provided by an embodiment of the present application.
  • This method can be executed by the configuration party device, which can be a relay terminal device or a remote terminal device, a network device, or other terminal devices introduced above.
  • the method may include the following step 520.
  • Step 520 Determine multiple SL DRX configurations for SL transmission between the remote terminal device and the relay terminal device.
  • the multiple SL DRX configurations are used for DRX on the SL by the remote terminal device and/or the relay terminal device.
  • the relay terminal device in a relay communication scenario, is used to forward information from the network device or other terminal devices to the remote terminal device, or the relay terminal device is used to forward information to the network device or other terminal devices.
  • Information from remote terminal equipment is called SL transmission.
  • the information transmission method between the remote terminal device and the relay terminal device is called SL transmission.
  • Different information transmitted by SL transmission between the remote terminal equipment and the relay terminal equipment can correspond to different SL DRX configurations.
  • a SL DRX configuration can also be called a set of SL DRX configurations, which can include at least one SL DRX configuration item.
  • the DRX of the remote terminal device and/or the relay terminal device on the SL includes two situations: the SL DRX configuration is configured to the remote terminal device, and the remote terminal device performs DRX reception on the SL ( That is, the relay terminal device sends information to the remote terminal device through SL, and the remote terminal device performs DRX reception); the SL DRX configuration is configured to the relay terminal device, and the relay terminal device performs DRX reception on the SL (i.e., the remote terminal The device sends information to the relay terminal device through SL, and the relay terminal device performs DRX reception).
  • the DRX configuration method for SL transmission provided by the embodiments of this application is executed by the configurer device of the SL DRX configuration.
  • the configuring device of SL DRX configuration can be a relay terminal device, a remote terminal device, a network device, or other terminal devices introduced above.
  • the configured party device of the SL DRX configuration involved in the embodiment of this application may be a remote terminal device or a relay terminal device.
  • the technical solution provided by the embodiments of this application enables the communication between the remote terminal device and the relay terminal device by determining multiple SL DRX configurations corresponding to the SL transmission between the remote terminal device and the relay terminal device.
  • the transmitted information can be transmitted according to the corresponding SL DRX configuration, thereby improving the reliability of SL information transmission in relay communication scenarios.
  • the multiple SL DRX configurations include different SL DRX configurations, and the different SL DRX configurations correspond to different types of information.
  • different SL DRX configurations are determined for different types of information transmitted by SL between the remote terminal device and the relay terminal device.
  • the categories are classified based on at least one of the following: information source, function, channel, transmission mode, QoS requirement, priority, bearer, service type, transmission configuration, HARQ feedback process, SL transmission process .
  • the information source refers to the source of the transmitted information, that is, the device or functional module that produces the information or first sends the information.
  • Function refers to the use of the transmitted information.
  • the function of the information can be to control what tasks the remote terminal device performs.
  • Channel refers to the information transmission channel occupied by the transmitted information.
  • Priority can refer to the priority set for information in advance. Information with higher priority can be transmitted and received first, so as to ensure the transmission and reception of information with higher importance as much as possible and improve the transmission efficiency of information.
  • the classification basis of information types may also include: RLC channel, logical channel, service (service), service type (service type), service ID (service identification), Tx (Transmit, transmission) profile (configuration file) )wait.
  • service service
  • service type service type
  • service ID service identification
  • Tx Transmission, transmission profile
  • the information source includes at least one of the following: remote terminal equipment, relay terminal equipment, network equipment, and other terminal equipment.
  • the function includes at least one of the following: paging message, system information (SI), data information, and control information.
  • SI system information
  • control information control information
  • the channel includes at least one of the following: PCCH (Paging Control Channel, paging control channel), BCCH (Broadcast Control Channel, broadcast control channel).
  • PCCH Policy Control Channel
  • BCCH Broadcast Control Channel, broadcast control channel
  • the transmission mode includes at least one of the following: transmission period, arrival time.
  • the information source may also include: information sent by the terminal device to the terminal device, forwarded network information, and other forwarded terminal devices (other terminal devices refer to those other than the above-mentioned relay terminal device and remote terminal device). other terminal devices).
  • the information function may also include: forwarding paging messages sent by the network device to the remote terminal device, forwarding SI messages broadcast by the network, and SIB (System Information Block) from the network device. information.
  • SIB System Information Block
  • the information from different channels may be paging messages on the PCCH, SI messages on the BCCH, or information on the RLC channel.
  • different SL DRX configurations include different configuration items and/or different configuration item parameter values.
  • different SL DRX configurations may refer to different configuration items included in the SL DRX configuration, such as different types of timers; different SL DRX configurations may also refer to parameters of configuration items included in the SL DRX configuration. The values are different, such as the parameters of the included SL DRX inactivation timer and the SL DRX cycle are different.
  • the configuration items include at least one of the following: SL DRX duration timer, SL DRX inactivation timer, SL DRX retransmission timer, SL DRX round trip timer, SL DRX cycle, SL DRX start offset Quantity, SL DRX slot offset; configuration item parameter values can include the SL DRX duration timer length of 5 seconds, the SL DRX retransmission timer length of 10 seconds, etc.
  • the configurator device After the configurator device determines multiple SL DRX configurations, it sends configuration information to the remote terminal device and/or the relay terminal device, and the configuration information is used to indicate multiple SL DRX configurations.
  • the configurator device After the configurator device determines multiple SL DRX configurations, it sends configuration information to the remote terminal device and/or relay terminal device to instruct the remote terminal device and/or relay terminal device to perform configuration according to the multiple SL DRX configurations. SL transmission.
  • the configuration information sent to the remote terminal device includes multiple SL DRX configurations configured for the remote terminal device to perform DRX; the configuration information sent to the relay terminal device includes the configured multiple SL DRX configurations. Multiple SL DRX configurations are used to relay terminal equipment for DRX.
  • the configuration party device may directly or indirectly send configuration information to the remote terminal device and/or the relay terminal device.
  • the configuring device is a network device (or other terminal device), and the configuration information is provided
  • the network device (or other terminal device) can send the configuration information to the relay terminal device, and then the relay terminal device forwards the configuration information to the remote terminal device.
  • the configuring device is a relay terminal device, and the configuration information is provided to the remote terminal
  • the relay terminal equipment can send the configuration information to the remote terminal equipment through SL.
  • the configuring device is a network device (or other terminal device), and the configuration information is provided
  • the network device or other terminal device
  • the network device can directly send the configuration information to the relay terminal device.
  • the configuring device is the remote terminal device, and the configuration information is provided to the relay terminal
  • the remote terminal equipment can send the configuration information to the relay terminal equipment through SL.
  • the configuring device is a relay terminal device, and the configuration information is applied to the relay terminal
  • the relay terminal equipment can determine the above configuration information by itself and use the configuration information to perform DRX.
  • the configuring device is the remote terminal device, and the configuration information is applied to the remote terminal
  • the remote terminal device can determine the above configuration information by itself and use the configuration information to perform DRX.
  • the configuration information includes at least one of the following: identifiers of multiple SL DRX configurations, types of information corresponding to multiple SL DRX configurations, and configuration parameters of multiple SL DRX configurations.
  • multiple SL DRX configurations may be represented in the form of a list or collection.
  • the identification corresponding to multiple SL DRX configurations can refer to the number of each SL DRX configuration, or can be used to indicate the type of information corresponding to each SL DRX configuration (that is, the type of information corresponding to multiple SL DRX configurations, reflected in the identification corresponding to multiple SL DRX configurations); the configuration parameters corresponding to multiple SL DRX configurations, including the configuration items contained in multiple SL DRX configurations and/or the parameter values of each configuration item.
  • the type of information corresponding to each group of SL DRX configurations can be determined through the identification, thus saving the time of searching for the SL DRX configuration corresponding to the information through the list and improving the efficiency of information transmission.
  • the configuring device after the configuring device sends the configuration information to the remote terminal device and/or the relay terminal device, it sends a configuration update message to the remote terminal device and/or the relay terminal device.
  • the configuration update message is used to configure multiple SL DRX configuration is updated.
  • the configuring device sends the configuration information of multiple SL DRX configurations to the configured device (ie, the remote terminal device and/or the relay terminal device)
  • the configured device ie, the remote terminal device and/or the relay terminal device
  • the configurator device can send a configuration update message to the configured device to update the configuration information.
  • configuration update messages By sending configuration update messages, multiple SL DRX configurations are updated in a timely manner, thereby improving the flexibility and timeliness of SL DRX configurations.
  • the configurator device can send a configuration update message to the configured device; or, at certain intervals, the configurator device A configuration update message will be sent to the configured device; or, after the configurator device receives a configuration update instruction sent by the network device or other terminal device, the configurator device can send a configuration update message to the configured device.
  • updating multiple SL DRX configurations includes at least one of the following:
  • adding at least one SL DRX configuration may refer to the SL DRX configuration determined for at least one type of information, and the at least one type of information does not have a corresponding SL DRX configuration among the plurality of SL DRX configurations.
  • modifying at least one SL DRX configuration may refer to modifying configuration items in the at least one SL DRX configuration.
  • modifying the configuration item may mean adding a configuration item, deleting a configuration item, or modifying the parameter value of the configuration item.
  • the configurer device sends configuration information to the remote terminal device and/or the relay terminal device, including: the configurer device sends multiple configuration messages to the remote terminal device and/or the relay terminal device, each The configuration message is used to indicate an SL DRX configuration.
  • each configuration message is used to indicate one SL DRX configuration, and for multiple SL DRX configurations, multiple configuration messages are required to indicate each of the SL DRX configurations.
  • the configurer device sends configuration information to the remote terminal device and/or the relay terminal device, including: the configurer device sends a configuration message to the remote terminal device and/or the relay terminal device, and a configuration message Used to indicate multiple SL DRX configurations.
  • the configurer device sends a configuration message to the remote terminal device and/or the relay terminal device, and a configuration message Used to indicate multiple SL DRX configurations.
  • the configurator device places multiple SL DRX configurations in the same configuration message, then the one configuration message can indicate multiple SL DRX configurations, thereby reducing the need to indicate multiple SL DRX configurations to the configured device. number of messages required, saving signaling overhead.
  • each reconfiguration message may indicate reconfiguration of one SL DRX configuration among multiple SL DRX configurations, or may indicate reconfiguration of at least two sets of SL DRX configurations among multiple SL DRX configurations. That is, each of multiple SL DRX configurations can be reconfigured independently.
  • the configuring device after the configuring device sends the configuration information to the remote terminal device and/or the relay terminal device, it sends an activation indication message to the remote terminal device and/or the relay terminal device.
  • the activation indication message is used to indicate activation. Any one or more SL DRX configurations in multiple SL DRX configurations, or used to indicate the activation of any one or more configuration parameters in any one or multiple SL DRX configurations in multiple SL DRX configurations.
  • the configuring device after the configuring device sends the configuration information to the remote terminal device and/or the relay terminal device, it sends a deactivation indication message to the remote terminal device and/or the relay terminal device, and the deactivation indication message is used to Indicates to deactivate any one or more SL DRX configurations in multiple SL DRX configurations, or is used to instruct to deactivate any one or more configuration parameters in multiple SL DRX configurations .
  • the activation indication message or the deactivation indication message is used to indicate which SL DRX configurations among multiple SL DRX configurations or which configurations among each SL DRX configuration in the remote terminal device and/or the relay terminal device. Items need to be activated and which ones need to be deactivated. That is, each SL DRX configuration can be individually indicated whether to activate, and each configuration item in each SL DRX configuration can also be individually indicated whether to activate.
  • a deactivation instruction message is sent to the remote terminal device, and the remote terminal device is no longer awake according to the SL DRX configuration corresponding to the deactivation instruction message (that is, each SL DRX configuration that needs to be deactivated indicated by the deactivation instruction message). state.
  • a deactivation instruction message is sent to the remote terminal device.
  • the deactivation instruction message is used to instruct deactivation of a certain configuration item, which means that the remote terminal device no longer needs to be in a wake-up state according to the configuration item. If the inactivity timer (that is, the SL DRX inactivity timer) is deactivated, it means that the remote terminal device does not need to open the inactivity timer when receiving new data.
  • the message type of the activation indication message and/or the deactivation indication message is one of the following: physical layer message, MAC CE (Media Access Control Control Element, media access control element) signaling, RRC signaling.
  • MAC CE Media Access Control Control Element, media access control element
  • the configuring device after the configuring device sends the configuration information to the remote terminal device and/or the relay terminal device, it sends a first command message to the remote terminal device and/or the relay terminal device, and the first command message is used to Instructs to stop the SL DRX duration timer and/or SL DRX inactive timer in the first SL DRX configuration of the current cycle; wherein the first SL DRX configuration is one SL DRX configuration among multiple SL DRX configurations.
  • the configuring device after the configuring device sends the configuration information to the remote terminal device and/or the relay terminal device, it sends a second command message to the remote terminal device and/or the relay terminal device, and the second command message is used to Instructs to stop the SL DRX duration timer and/or the SL DRX inactivity timer in multiple SL DRX configurations for the current period.
  • a command message may be used to stop the SL DRX duration timer and/or the SL DRX inactivation timer in one or more SL DRX configurations.
  • a command message used to stop the SL DRX duration timer and/or SL DRX inactivation timer in multiple SL DRX configurations that is, batch instructions for multiple SL DRX configurations, compared to multiple SL DRX configurations Each SL DRX configuration is indicated separately, saving signaling overhead.
  • the message type of the first command message and/or the second command message is SL DRX command MAC CE.
  • the SL DRX command MAC CE is defined/sent separately for each set of SL DRX configurations. Indicate the targeted SL DRX configuration in the SL DRX command MAC CE; or send the SL DRX command MAC CE to the entire link.
  • the SL DRX command MAC CE is sent by the network device (or other terminal device), or is sent by the relay terminal device at its discretion.
  • the DRX configuration method for SL transmission is performed by a network device. That is, the configuring device is a network device, and the network device determines multiple SL DRX configurations.
  • the network device receives the first assistance information sent by the remote terminal device and/or the relay terminal device; for SL transmission between the remote terminal device and the relay terminal device, the network device receives the first assistance information according to the first assistance information. Determine multiple SL DRX configurations.
  • the network device determines multiple SL DRX configurations based on the first assistance information and the type of information to be sent.
  • the first assistance information can indicate what information each SL DRX configuration is based on, such as QoS requirements, transmission cycle, etc.
  • QoS requirements such as QoS requirements, transmission cycle, etc.
  • the remote terminal device sends the first assistance information to the relay terminal device, and the relay terminal device forwards the first assistance information to the network device.
  • the network device determines multiple SL DRX configurations, it sends the configuration information of the multiple SL DRX configurations to the relay terminal device, and then the relay terminal device forwards the configuration information to the remote terminal device.
  • the configurer device is the network device 13, and the configured device is the remote terminal device 11.
  • the remote terminal device 11 sends the first assistance information to the relay terminal device 12, and the relay terminal device 12 sends the first assistance information to the network device. 13 forwards the first assistance information; the network device 13 generates configuration information of multiple SL DRX configurations based on the first assistance information, and sends the configuration information to the relay terminal device 12; the relay terminal device 12 forwards the configuration information to the remote terminal device 11 .
  • the relay terminal device is in a connected state and/or a first mode of SL transmission.
  • the first mode refers to a mode in which transmission resources for SL transmission are allocated by the network device.
  • the connection state refers to the network connection state, that is, the relay terminal device and the network device are in network connection; the first mode is the mode A introduced above.
  • the DRX configuration method for SL transmission is performed by the relay terminal device. That is, the configurer device is a relay terminal device, and the relay terminal device determines multiple SL DRX configurations.
  • multiple SL DRX configurations are determined based on at least one of the following information:
  • the second assistance information includes the basis for determining the SL DRX configuration expected by the remote terminal device.
  • the determination basis includes at least one of the following: alignment with other SLs, related to uplink data, and related to downlink data. related;
  • the third assistance information includes at least one of the following: data transmission mode, recommended SL DRX configuration; wherein the data transmission mode includes at least one of the following: traffic pattern, periodicity, Arrival time, QoS requirements;
  • At least one of the paging cycle of the remote terminal device PF (Paging Frame, paging frame), PO (Paging Occasion, paging opportunity, PO is a subframe of PF);
  • the relay terminal device when the configuration party device is a relay terminal device, the relay terminal device is in any one of the connected state, the idle state, and the inactive state, and/or the relay terminal device is in the SL state.
  • the second mode refers to a mode in which the transmission resources for SL transmission are selected by the relay terminal device from the resource pool. Among them, the second mode is the mode B introduced above.
  • the DRX configuration method for SL transmission is performed by the remote terminal device. That is, the configuring device is a remote terminal device, and the remote terminal device determines multiple SL DRX configurations.
  • multiple SL DRX configurations are determined based on at least one of the following information:
  • the fourth assistance information includes the basis for determining the SL DRX configuration expected by the relay terminal equipment.
  • the determination basis includes at least one of the following: alignment with other SLs, related to uplink data, and related to downlink data. related;
  • the third assistance information includes at least one of the following: data transmission mode, recommended SL DRX configuration; wherein the data transmission mode includes at least one of the following: business mode, periodicity, arrival time, QoS need;
  • At least one of the paging cycle, PF, and PO of the relay terminal equipment At least one of the paging cycle, PF, and PO of the relay terminal equipment;
  • the remote terminal device when the configuration party device is a remote terminal device, the remote terminal device is in any one of the connected state, the idle state, and the inactive state, and/or the remote terminal device is in the SL state.
  • the second mode refers to a mode in which the transmission resources for SL transmission are selected by the remote terminal device from the resource pool. Among them, the second mode is the mode B introduced above.
  • the above-mentioned information used to determine multiple SL DRX configurations may have a preset priority, or the relay terminal device or the remote terminal device may determine the priority of the above-mentioned information.
  • the remote terminal device when the configuration party device is a remote terminal device, the remote terminal device is in any one of the connected state, the idle state, and the inactive state, and/or the remote terminal device is in the SL state. In the second mode of transmission.
  • the relay terminal device or the remote terminal device sends a configuration report message to the network device, and the configuration report message is used to indicate multiple SL DRX configurations.
  • the configurer device is a relay terminal device, after the relay terminal device determines multiple SL DRX configurations, the relay terminal device sends a configuration report message to the network device to report multiple SL DRX configurations; in the configurer device
  • the remote terminal device sends a configuration report message to the network device (such as a relay terminal device forwarding a configuration report message from the remote terminal device to the network device).
  • Configuration reporting message used to report multiple SL DRX configurations.
  • FIG. 7 shows a flow chart of a DRX configuration method for SL transmission provided by another embodiment of the present application.
  • This method may be executed by a configured party device, which may be a remote terminal device or a relay terminal device.
  • the method may include the following step 720.
  • Step 720 Receive multiple SL DRX configurations determined for SL transmission between the remote terminal device and the relay terminal device.
  • the multiple SL DRX configurations are used for the remote terminal device and/or the relay terminal device on the SL. DRX.
  • the DRX configuration method for SL transmission is executed by a configured party device, which may be a remote terminal device and/or a relay terminal device.
  • the configured party device performs SL transmission between the remote terminal device and the relay terminal device based on the received multiple SL DRX configurations.
  • the technical solution provided by the embodiments of this application enables the communication between the remote terminal device and the relay terminal device by determining multiple SL DRX configurations corresponding to the SL transmission between the remote terminal device and the relay terminal device.
  • the transmitted information can be transmitted according to the corresponding SL DRX configuration, thereby improving the reliability of SL information transmission in relay communication scenarios.
  • the multiple SL DRX configurations include different SL DRX configurations, and the different SL DRX configurations correspond to different kinds of information.
  • the categories are classified based on at least one of the following: information source, function, channel, transmission mode, QoS requirement, priority, bearer, service type, transmission configuration, HARQ feedback process, SL transmission process.
  • the information source includes at least one of the following: remote terminal equipment, relay terminal equipment, network equipment, other terminal equipment; and/or the function includes at least one of the following: paging messages, system information, data information, control information; and/or the channel includes at least one of the following: PCCH, BCCH; and/or the transmission mode includes at least one of the following: transmission cycle, arrival time.
  • different SL DRX configurations include different configuration items and/or different configuration item parameter values.
  • the configuration items include at least one of the following: SL DRX duration timer, SL DRX inactivation timer, SL DRX retransmission timer, SL DRX round trip timer, SL DRX cycle, SL DRX start offset Quantity, SL DRX slot offset.
  • the provisioned device receives configuration information from the provisioning device, and the configuration information is used to indicate multiple SL DRX configurations.
  • the configuration device is a network device, or a relay terminal device, or a remote terminal device, or other terminal devices.
  • the configuration information includes at least one of the following: identifiers of multiple SL DRX configurations; types of information corresponding to multiple SL DRX configurations; configuration parameters of multiple SL DRX configurations.
  • the configured device after receiving the configuration information from the network device or the relay terminal device, the configured device receives a configuration update message from the configurator device, and the configuration update message is used to update multiple SL DRX configurations.
  • updating multiple SL DRX configurations includes at least one of the following: adding at least one SL DRX configuration among the multiple SL DRX configurations; releasing or deleting at least one SL among the multiple SL DRX configurations.
  • DRX configuration among multiple SL DRX configurations, modify at least one SL DRX configuration.
  • the configured party device receives multiple configuration messages from the configuring party device, each configuration message is used to indicate an SL DRX configuration; or, the configured party device receives a configuration message from a network device or a relay terminal device. Configuration message, one configuration message is used to indicate multiple SL DRX configurations.
  • the configured device after receiving the configuration information from the network device or the relay terminal device, receives a reconfiguration message from the configuring device.
  • the reconfiguration message is used to reconfigure any one of multiple SL DRX configurations. or multiple SL DRX configurations.
  • the configured device after receiving the configuration information from the configurator device, receives an activation indication message from the configurator device.
  • the activation indication message is used to indicate the activation of any one or more SLs in multiple SL DRX configurations.
  • DRX configuration or used to indicate the activation of any one or more configuration parameters in multiple SL DRX configurations;
  • the configured device receives a deactivation indication message from the configuring device, and the deactivation indication message is used to indicate deactivation of any one or more SL DRX configurations in multiple SL DRX configurations, or to indicate Deactivate any one or more configuration parameters in any one of multiple SL DRX configurations or multiple SL DRX configurations.
  • the message type of the activation indication message and/or the deactivation indication message is one of the following: physical layer message, MAC CE signaling, RRC signaling.
  • the configured device after receiving the configuration information from the configurer device, receives a first command message from the configurer device.
  • the first command message is used to instruct to stop the first SL in the current cycle and the SL in the DRX configuration.
  • DRX duration timer and/or SL DRX inactivation timer wherein the first SL DRX configuration is one SL DRX configuration among multiple SL DRX configurations;
  • the configured party device receives a second command message from the configuring party device, and the second command message is used to instruct to stop the SL DRX duration timer and/or SL DRX in the multiple SL DRX configurations of the current cycle. Inactive timer.
  • the message type of the first command message and/or the second command message is SL DRX command MAC CE.
  • the configured party device uses the multiple SL DRX configurations included in the information for the target type.
  • the SL DRX configuration corresponding to the target type receives the information of the target type;
  • the configured device uses multiple SL DRX configurations to receive specific information.
  • the configured device after the configured device receives multiple SL DRX configurations determined for SL transmission between the remote terminal device and the relay terminal device, it sends feedback information to the configurer device, and the feedback information is used to indicate acceptance. At least one SL DRX configuration among multiple SL DRX configurations, and/or, denying at least one SL DRX configuration among multiple SL DRX configurations.
  • the provisioned device may choose to accept or reject, and send feedback information to the provisioning device.
  • the configured party device If the feedback information indicates that the configured party device accepts all SL DRX configurations in multiple SL DRX configurations, the configured party device performs SL transmission between the remote terminal device and the relay terminal device according to the multiple SL DRX configurations.
  • the configurator device will respond to the configured device's failure to accept or reject the SL DRX configuration.
  • the rejected SL DRX configuration is reconfigured and a corresponding reconfiguration message is sent to the configured device.
  • the remote terminal device 11 after receiving the configuration information forwarded by the relay terminal device 12 , the remote terminal device 11 sends feedback information to the relay terminal device 12 .
  • the configured device allows the configured device to instantly understand the acceptance and/or rejection of multiple SL DRX configurations, and based on this, promptly reconfigure the rejected SL DRX configuration, thereby improving the DRX configuration of SL transmission. efficiency.
  • the steps performed by the configurer device can be separately implemented as the DRX configuration method for SL transmission on the configurer device side; the steps performed by the configured device can be separately implemented as the configured device side.
  • DRX configuration method for SL transmission can be separately implemented as the DRX configuration method for SL transmission.
  • Figure 8 shows a block diagram of a DRX configuration device for SL transmission provided by an embodiment of the present application.
  • the device has the function of realizing the above method examples executed by the configuration party equipment.
  • the functions can be realized by hardware, or can also be realized by hardware executing corresponding software.
  • the device may be a configuration-side device or may be set in a configuration-side device.
  • the apparatus 800 may include a configuration determination module 810 .
  • the configuration determination module 810 is used to determine multiple SL DRX configurations for SL transmission between the remote terminal device and the relay terminal device, and the multiple SL DRX configurations are used for the remote terminal device and/or The DRX of the relay terminal equipment on the SL.
  • the plurality of SL DRX configurations include different SL DRX configurations corresponding to different kinds of information.
  • the classification basis of the categories includes at least one of the following: information source, function, channel, transmission mode, QoS requirement, priority, bearer, service type, transmission configuration, HARQ feedback process, and SL transmission process.
  • the information source includes at least one of the following: the remote terminal device, the relay terminal device, network device, and other terminal devices; and/or the function includes at least one of the following: Paging messages, system information, data information, control information; and/or the channel includes at least one of the following: PCCH, BCCH; and/or the transmission mode includes at least one of the following: transmission cycle, arrival time.
  • the different SL DRX configurations include different configuration items and/or different configuration item parameter values.
  • the configuration items include at least one of the following: SL DRX duration timer, SL DRX inactivation timer, SL DRX retransmission timer, SL DRX round trip timer, SL DRX cycle, SL DRX start Offset, SL DRX slot offset.
  • the apparatus 800 further includes: a sending module 820, configured to send configuration information to the remote terminal equipment and/or the relay terminal equipment, where the configuration information is To indicate the multiple SL DRX configuration.
  • the configuration information includes at least one of the following: the identification of each of the multiple SL DRX configurations; the type of information corresponding to each of the multiple SL DRX configurations; the configuration of each of the multiple SL DRX configurations. parameter.
  • the sending module 820 is also configured to send a configuration update message to the remote terminal device and/or the relay terminal device, where the configuration update message is used to configure the multiple SL DRXs. Make an update.
  • the updating of the multiple SL DRX configurations includes at least one of the following: adding at least one SL DRX configuration to the multiple SL DRX configurations; among the multiple SL DRX configurations, release or delete at least one SL DRX configuration; modify at least one SL DRX configuration among the multiple SL DRX configurations.
  • the sending module 820 is configured to: send multiple configuration messages to the remote terminal device and/or the relay terminal device, each configuration message being used to indicate an SL DRX configuration; or , sending a configuration message to the remote terminal device and/or the relay terminal device, where the configuration message is used to indicate the multiple SL DRX configurations.
  • the sending module 820 is also configured to send a reconfiguration message to the remote terminal device and/or the relay terminal device, where the reconfiguration message is used to reconfigure the multiple SLs. Any one or more SL DRX configurations in the DRX configuration.
  • the sending module 820 is also configured to send an activation indication message to the remote terminal device and/or the relay terminal device, where the activation indication message is used to indicate activation of the multiple SLs. Any one or more SL DRX configurations in the DRX configuration, or any one or more configuration parameters in any one or more SL DRX configurations used to indicate activation of the multiple SL DRX configurations; and/or, Send a deactivation indication message to the remote terminal device and/or the relay terminal device, the deactivation indication message being used to indicate deactivation of any one or more SL DRX configurations among the plurality of SL DRX configurations , or used to indicate deactivation of any one or more configuration parameters of any one or more of the multiple SL DRX configurations.
  • the message type of the activation indication message and/or the deactivation indication message is one of the following: physical layer message, MAC CE signaling, RRC signaling.
  • the sending module 820 is further configured to: send a first command message to the remote terminal device and/or the relay terminal device, where the first command message is used to indicate stopping the current cycle.
  • the message type of the first command message and/or the second command message is SL DRX command MAC CE.
  • the apparatus 800 is provided in a network device.
  • the device 800 further includes: a receiving module 830.
  • the receiving module 830 is configured to receive the first assistance information sent by the remote terminal device and/or the relay terminal device.
  • the configuration determination module 810 is configured to determine the multiple SL DRX configurations according to the first assistance information for SL transmission between the remote terminal device and the relay terminal device.
  • the relay terminal device is in a connected state and/or in a first mode of SL transmission.
  • the first mode refers to a mode in which transmission resources of the SL transmission are allocated by the network device. .
  • the apparatus 800 is provided in the relay terminal equipment.
  • the plurality of SL DRX configurations are determined based on at least one of the following information:
  • the second assistance information includes the determination basis of the SL DRX configuration expected by the remote terminal device, the determination basis includes at least one of the following: alignment with other SLs, Relevant to uplink data and downlink data;
  • the third assistance information includes at least one of the following: data transmission mode, recommended SL DRX configuration; wherein the data transmission mode includes at least one of the following: business mode, periodicity, Arrival time, QoS requirements;
  • the relay terminal device is in any one of the connected state, the idle state and the inactive state, and/or the relay terminal device is in the second mode of SL transmission,
  • the second mode refers to a mode in which the transmission resources for the SL transmission are selected by the relay terminal device from a resource pool.
  • the apparatus is provided in the remote terminal device.
  • the plurality of SL DRX configurations are determined based on at least one of the following information:
  • the fourth assistance information from the relay terminal device includes the determination basis of the SL DRX configuration expected by the relay terminal device, the determination basis includes at least one of the following: alignment with other SLs, Relevant to uplink data and downlink data;
  • the third assistance information includes at least one of the following: data transmission mode, recommended SL DRX configuration; wherein the data transmission mode includes at least one of the following: business mode, periodicity, Arrival time, QoS requirements;
  • the remote terminal device is in any one of the connected state, the idle state, and the inactive state, and/or the remote terminal device is in the second mode of SL transmission,
  • the second mode refers to a mode in which the transmission resources for the SL transmission are selected by the remote terminal device from a resource pool.
  • the sending module 820 is also configured to send a configuration reporting message to the network device, where the configuration reporting message is used to indicate the multiple SL DRX configurations.
  • the technical solution provided by the embodiments of this application enables the communication between the remote terminal device and the relay terminal device by determining multiple SL DRX configurations corresponding to the SL transmission between the remote terminal device and the relay terminal device.
  • the transmitted information can be transmitted according to the corresponding SL DRX configuration, thereby improving the reliability of SL information transmission in relay communication scenarios.
  • Figure 9 shows a block diagram of a DRX configuration device for SL transmission provided by another embodiment of the present application.
  • the device has the function of realizing the above method examples executed by the configured party equipment.
  • the functions can be realized by hardware, or can also be realized by hardware executing corresponding software.
  • the device may be the configured device, or may be set in the configured device.
  • the device 900 may include a receiving module 910.
  • the receiving module 910 is configured to receive multiple SL DRX configurations determined for SL transmission between the remote terminal device and the relay terminal device, and the multiple SL DRX configurations are used for the remote terminal device. DRX of the terminal equipment and/or the relay terminal equipment on the SL.
  • the plurality of SL DRX configurations include different SL DRX configurations corresponding to different kinds of information.
  • the classification basis of the categories includes at least one of the following: information source, function, channel, transmission mode, QoS requirement, priority, bearer, service type, transmission configuration, HARQ feedback process, and SL transmission process.
  • the information source includes at least one of the following: the remote terminal device, the relay terminal device, network device, and other terminal devices; and/or the function includes at least one of the following: Paging messages, system information, data information, control information; and/or the channel includes at least one of the following: PCCH, BCCH; and/or the transmission mode includes at least one of the following: transmission cycle, arrival time.
  • the different SL DRX configurations include different configuration items and/or different configuration item parameter values.
  • the configuration items include at least one of the following: SL DRX duration timer, SL DRX inactivation timer, SL DRX retransmission timer, SL DRX round trip timer, SL DRX cycle, SL DRX start Offset, SL DRX slot offset.
  • the receiving module 910 is configured to receive configuration information from the configuration party device, where the configuration information is used to indicate the multiple SL DRX configurations.
  • the configuration information includes at least one of the following: the identification of each of the multiple SL DRX configurations; the type of information corresponding to each of the multiple SL DRX configurations; the configuration of each of the multiple SL DRX configurations. parameter.
  • the receiving module 910 is further configured to receive a configuration update message from the configurer device, where the configuration update message is used to update the multiple SL DRX configurations.
  • the updating of the multiple SL DRX configurations includes at least one of the following: adding at least one SL DRX configuration to the multiple SL DRX configurations; among the multiple SL DRX configurations, release or delete at least one SL DRX configuration; modify at least one SL DRX configuration among the multiple SL DRX configurations.
  • the receiving module 910 is configured to: receive multiple configuration messages from the configuration party device, each configuration message is used to indicate an SL DRX configuration; or, receive a configuration message from the configuration party device.
  • a configuration message the configuration message is used to indicate the multiple SL DRX configurations.
  • the receiving module 910 is further configured to receive a reconfiguration message from the configurer device, where the reconfiguration message is used to reconfigure any one or more of the multiple SL DRX configurations.
  • a SL DRX configuration A SL DRX configuration.
  • the receiving module 910 is further configured to: receive an activation indication message from the configurer device, where the activation indication message is used to indicate activation of any one or more of the multiple SL DRX configurations.
  • SL DRX configuration or used to indicate the activation of any one or more configuration parameters in any one or more SL DRX configurations of the multiple SL DRX configurations; and/or, receiving a configuration parameter from the configuration party device.
  • Deactivation indication message the deactivation indication message is used to indicate deactivation of any one or more SL DRX configurations in the plurality of SL DRX configurations, or used to indicate deactivation of any of the plurality of SL DRX configurations. Any one or more configuration parameters in one or more SL DRX configurations.
  • the message type of the activation indication message and/or the deactivation indication message is at least one of the following: physical layer message, MAC CE signaling, and RRC signaling.
  • the receiving module 910 is also configured to: receive a first command message from the configuration party device, the first command message is used to indicate stopping the first SL in the current cycle and the SL in the DRX configuration.
  • DRX duration timer and/or SL DRX inactivation timer wherein, the first SL DRX configuration is one SL DRX configuration among the plurality of SL DRX configurations; or, receiving the first SL DRX configuration from the configuration party device.
  • Two command messages the second command message is used to instruct to stop the SL DRX duration timer and/or the SL DRX inactivation timer in the multiple SL DRX configurations of the current cycle.
  • the message type of the first command message and/or the second command message is SL DRX command MAC CE.
  • the receiving module 910 is also configured to: for the information of the target type, use the SL DRX configuration corresponding to the target type contained in the multiple SL DRX configurations to obtain the information of the target type. Information is received; and/or, for specific information, the multiple SL DRX configurations are used to receive the specific information.
  • the device 900 further includes: a sending module 920.
  • the sending module 920 is configured to send feedback information to the configurer device, where the feedback information is used to indicate acceptance of at least one SL DRX configuration among the multiple SL DRX configurations, and/or rejection of the multiple SL DRX configurations. At least one SL DRX configuration in the configuration.
  • the technical solution provided by the embodiments of this application enables the communication between the remote terminal device and the relay terminal device by determining multiple SL DRX configurations corresponding to the SL transmission between the remote terminal device and the relay terminal device.
  • the transmitted information can be transmitted according to the corresponding SL DRX configuration, thereby improving the reliability of SL information transmission in relay communication scenarios.
  • FIG. 10 shows a schematic structural diagram of a communication device 1000 provided by an embodiment of the present application.
  • the communication device 1000 may include: a processor 1001, a transceiver 1002, and a memory 1003.
  • the processor 1001 includes one or more processing cores.
  • the processor 1001 executes various functional applications and information processing by running software programs and modules.
  • Transceiver 1002 may include a receiver and a transmitter.
  • the transceiver 1002 may include a wired communication component, and the wired communication component may include a wired communication chip and a wired interface (such as an optical fiber interface).
  • the transceiver 1002 may also include a wireless communication component, which may include a wireless communication chip and a radio frequency antenna.
  • Memory 1003 may be connected to processor 1001 and transceiver 1002.
  • the memory 1003 may be used to store a computer program executed by the processor, and the processor 1001 is used to execute the computer program to implement various steps of the DRX configuration method for SL transmission in the above method embodiment.
  • memory 1003 may be implemented by any type of volatile or non-volatile storage device, or combination thereof, including but not limited to: magnetic or optical disks, electrically erasable programmable Read-only memory, erasable programmable read-only memory, static ready-access memory, read-only memory, magnetic memory, flash memory, programmable read-only memory.
  • the processor 1001 when the communication device 1000 is a configuration party device, the processor 1001 is configured to determine multiple SL DRX configurations for SL transmission between the remote terminal device and the relay terminal device, the Multiple SL DRX configurations are used for DRX of the remote terminal equipment and/or the relay terminal equipment on the SL.
  • the transceiver 1002 is configured to receive the determined multiplexing number for the SL transmission between the remote terminal device and the relay terminal device.
  • SL DRX configurations the plurality of SL DRX configurations are used for DRX of the remote terminal equipment and/or the relay terminal equipment on the SL.
  • the present application also provides a computer-readable storage medium, a computer program is stored in the readable storage medium, and the computer program is loaded and executed by the communication device, so that the communication device implements the above DRX configuration method for SL transmission on the side of the configuring device or the configured device.
  • the computer-readable storage medium may include: ROM (Read-Only Memory), RAM (Random-Access Memory), SSD (Solid State Drives, solid state drive) or optical disk, etc.
  • random access memory can include ReRAM (Resistance Random Access Memory, resistive random access memory) and DRAM (Dynamic Random Access Memory, dynamic random access memory).
  • the present application also provides a chip, which includes a programmable logic circuit or program, and is used to implement the DRX configuration method for SL transmission on the side of the configuring device or the configured device.
  • the application also provides a computer program product
  • the computer program product includes computer instructions
  • the computer instructions are stored in a computer-readable storage medium
  • the computer device reads the computer-readable storage medium from the computer-readable storage medium.
  • the computer instructions are obtained and executed, so that the communication device executes the DRX configuration method for SL transmission on the side of the configuring device or the configured device.
  • the "instruction” mentioned in the embodiments of this application may be a direct instruction, an indirect instruction, or an association relationship.
  • a indicates B which can mean that A directly indicates B, for example, B can be obtained through A; it can also mean that A indirectly indicates B, for example, A indicates C, and B can be obtained through C; it can also mean that there is an association between A and B. relation.
  • correlate can mean that there is a direct correspondence or indirect correspondence between the two, it can also mean that there is an associated relationship between the two, or it can mean indicating and being instructed, configuration and being. Configuration and other relationships.
  • the "plurality” mentioned in this article means two or more than two.
  • “And/or” describes the relationship between related objects, indicating that there can be three relationships.
  • a and/or B can mean: A exists alone, A and B exist simultaneously, and B exists alone.
  • the character “/” generally indicates that the related objects are in an "or” relationship.
  • step numbers described in this article only illustrate a possible execution sequence between the steps.
  • the above steps may not be executed in the numbering sequence, such as two different numbers.
  • the steps are executed simultaneously, or two steps with different numbers are executed in the reverse order as shown in the figure, which is not limited in the embodiments of the present application.
  • Computer-readable media includes computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another.
  • Storage media can be any available media that can be accessed by a general purpose or special purpose computer.

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Abstract

L'invention concerne un procédé de configuration DRX pour une transmission SL, un appareil, un dispositif et un support de stockage, qui se rapportent au domaine technique des communications. Le procédé comprend les étapes suivantes: pour une transmission SL entre un dispositif terminal distant et un dispositif terminal relais, la détermination de multiples configurations DRX SL, les multiples configurations DRX SL étant utilisées pour une transmission DRX du dispositif terminal distant et/ou du dispositif terminal relais sur une liaison SL (520). Le présent procédé, au moyen de la détermination de multiples configurations DRX SL correspondant à une transmission SL entre un dispositif terminal distant et un dispositif terminal relais, permet de transmettre l'information transmise entre le dispositif terminal distant et le dispositif terminal relais selon une configuration DRX SL correspondante, permettant ainsi d'améliorer la fiabilité de transmission d'information SL dans un scénario de communication relais.
PCT/CN2022/110662 2022-08-05 2022-08-05 Procédé de configuration de réception discontinue (drx) pour transmission de liaison latérale (sl), appareil, dispositif et support de stockage WO2024026860A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/110662 WO2024026860A1 (fr) 2022-08-05 2022-08-05 Procédé de configuration de réception discontinue (drx) pour transmission de liaison latérale (sl), appareil, dispositif et support de stockage

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021139521A1 (fr) * 2020-01-07 2021-07-15 Mediatek Inc. Appareils et procédés pour support de réception discontinue (drx) dans une communication à liaison latérale
WO2021232176A1 (fr) * 2020-05-17 2021-11-25 Qualcomm Incorporated Réception discontinue pour communications de liaison latérale dans des systèmes de communication sans fil
WO2022082488A1 (fr) * 2020-10-21 2022-04-28 Qualcomm Incorporated Gestion de réception discontinue (drx) de liaison latérale
US20220225466A1 (en) * 2021-01-13 2022-07-14 Qualcomm Incorporated Configuring discontinuous reception on a sidelink

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021139521A1 (fr) * 2020-01-07 2021-07-15 Mediatek Inc. Appareils et procédés pour support de réception discontinue (drx) dans une communication à liaison latérale
WO2021232176A1 (fr) * 2020-05-17 2021-11-25 Qualcomm Incorporated Réception discontinue pour communications de liaison latérale dans des systèmes de communication sans fil
WO2022082488A1 (fr) * 2020-10-21 2022-04-28 Qualcomm Incorporated Gestion de réception discontinue (drx) de liaison latérale
US20220225466A1 (en) * 2021-01-13 2022-07-14 Qualcomm Incorporated Configuring discontinuous reception on a sidelink

Non-Patent Citations (1)

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Title
ZTE CORPORATION, SANECHIPS: "Discussion on principle for Sidelink DRX", 3GPP DRAFT; R2-2100496, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG2, no. electronic; 20210125 - 20210205, 15 January 2021 (2021-01-15), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051973663 *

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