WO2022011519A1 - Procédé de transmission de données et dispositif terminal - Google Patents

Procédé de transmission de données et dispositif terminal Download PDF

Info

Publication number
WO2022011519A1
WO2022011519A1 PCT/CN2020/101734 CN2020101734W WO2022011519A1 WO 2022011519 A1 WO2022011519 A1 WO 2022011519A1 CN 2020101734 W CN2020101734 W CN 2020101734W WO 2022011519 A1 WO2022011519 A1 WO 2022011519A1
Authority
WO
WIPO (PCT)
Prior art keywords
data transmission
terminal device
inactive
target cell
timer
Prior art date
Application number
PCT/CN2020/101734
Other languages
English (en)
Chinese (zh)
Inventor
石聪
林雪
李海涛
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CN202080100740.6A priority Critical patent/CN115553041A/zh
Priority to PCT/CN2020/101734 priority patent/WO2022011519A1/fr
Publication of WO2022011519A1 publication Critical patent/WO2022011519A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA

Definitions

  • the embodiments of the present application relate to the field of communications, and in particular, to a data transmission method and a terminal device.
  • the terminal device can initiate data transmission in the inactive state (Inactive).
  • the data transmission initiated in the inactive state can also be called inactive data transmission (IDT).
  • IDT inactive data transmission
  • the terminal device determines that it needs to go to another cell again, and the terminal device needs to enter an idle (IDLE) state, which causes the data loss of the IDT this time and affects the user experience.
  • the embodiments of the present application provide a data transmission method and terminal device, which are beneficial to ensure that IDT data is not lost and improve user experience.
  • a data transmission method comprising: in the process of data transmission in an inactive state by a terminal device, if the signal quality of a target cell satisfies a cell reselection criterion, the terminal device reselects to the target cell cell; the terminal device re-initiates the process of data transmission in the inactive state when the target cell satisfies the trigger condition for data transmission in the inactive state.
  • a method for data transmission including: in the process of data transmission in an inactive state by a terminal device, if the signal quality of a target cell satisfies a cell reselection criterion, the terminal device continues to perform the inactive state state data transmission process, and delay reselection to the target cell.
  • a terminal device for executing the method in the first aspect or any possible implementation manner of the first aspect.
  • the terminal device includes a unit for executing the method in the first aspect or any possible implementation manner of the first aspect.
  • a terminal device for executing the method in the second aspect or any possible implementation manner of the second aspect.
  • the network device includes a unit for executing the method in the second aspect or any possible implementation manner of the second aspect.
  • a terminal device in a fifth aspect, includes: a processor and a memory.
  • the memory is used for storing a computer program
  • the processor is used for calling and running the computer program stored in the memory to execute the method in the above-mentioned first aspect or each implementation manner thereof.
  • a terminal 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 second aspect or each of its implementations.
  • a chip is provided for implementing 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 for invoking and running a computer program from a memory, so that a device on which the chip is installed executes any one of the above-mentioned first to second aspects or each of its implementations method.
  • a computer-readable storage medium for storing a computer program, the computer program causing a computer to execute the method in any one of the above-mentioned first aspect to the second aspect or each of its implementations.
  • a computer program product comprising computer program instructions, the computer program instructions causing a computer to execute the method in any one of the above-mentioned first to second aspects or the respective implementations thereof.
  • a computer program which, when run on a computer, causes the computer to perform the method in any one of the above-mentioned first to second aspects or the respective implementations thereof.
  • the terminal equipment in the process of the terminal equipment performing the IDT, if there is a target cell that satisfies the cell reselection rule, the terminal equipment can reselect the target cell, and after reselecting the target cell, further When the target cell satisfies the IDT trigger condition, the IDT is re-initiated, which is beneficial to avoid the data loss of the IDT and improve the user experience.
  • the terminal equipment can continue to perform the current IDT and delay the cell reselection, which is beneficial to avoid the data loss of the IDT, Improve user experience.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by the present application.
  • FIG. 2 is a schematic diagram of a state transition of a terminal device provided by the present application.
  • FIG. 3 is a schematic diagram of an inactive terminal device RNA provided by the present application.
  • FIG. 4 is a schematic flowchart of an RNAU with context transfer provided by the present application.
  • FIG. 5 is a schematic flowchart of a context-free RNAU provided by the present application.
  • FIG. 6 is a schematic flowchart of a small data transmission provided by the present application.
  • FIG. 7 is a schematic flowchart of a data transmission method according to an embodiment of the present application.
  • FIG. 8 is a schematic flowchart of another data transmission method provided according to an embodiment of the present application.
  • FIG. 9 is a schematic block diagram of a terminal device provided according to an embodiment of the present application.
  • FIG. 10 is a schematic block diagram of another terminal device provided according to an embodiment of the present application.
  • FIG. 11 is a schematic block diagram of a communication device provided according to an embodiment of the present application.
  • FIG. 12 is a schematic block diagram of a chip provided according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • CDMA Wideband 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 New Radio
  • NTN Non-Terrestrial Networks
  • UMTS Universal Mobile Telecommunication System
  • WLAN Wireless Local Area Networks
  • Wireless Fidelity Wireless Fidelity
  • WiFi fifth-generation communication
  • D2D Device to Device
  • M2M Machine to Machine
  • MTC Machine Type Communication
  • V2V Vehicle to Vehicle
  • V2X Vehicle to everything
  • the communication system in this embodiment of the present application may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or a standalone (Standalone, SA) distribution. web scene.
  • Carrier Aggregation, CA Carrier Aggregation, CA
  • DC Dual Connectivity
  • SA standalone
  • the communication system in the embodiment of the present application may be applied to an unlicensed spectrum, where the unlicensed spectrum may also be considered as a shared spectrum; or, the communication system in the embodiment of the present application may also be applied to a licensed spectrum, where, Licensed spectrum can also be considered unshared spectrum.
  • the embodiments of the present application describe various embodiments in conjunction with network equipment and terminal equipment, where the terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • user equipment User Equipment, UE
  • access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • the terminal device can be a station (STATION, ST) in the WLAN, can be a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, personal digital processing (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, next-generation communication systems such as end devices in NR networks, or future Terminal equipment in the evolved public land mobile network (Public Land Mobile Network, PLMN) network, etc.
  • PLMN Public Land Mobile Network
  • the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites) superior).
  • the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, and an augmented reality (Augmented Reality, AR) terminal Equipment, wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
  • a mobile phone Mobile Phone
  • a tablet computer Pad
  • a computer with a wireless transceiver function a virtual reality (Virtual Reality, VR) terminal device
  • augmented reality (Augmented Reality, AR) terminal Equipment wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
  • the network device may be a device for communicating with a mobile device, and the network device may be an access point (Access Point, AP) in WLAN, or a base station (Base Transceiver Station, BTS) in GSM or CDMA , it can also be a base station (NodeB, NB) in WCDMA, it can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or in-vehicle equipment, wearable devices and NR networks
  • the network device may have a mobile feature, for example, the network device may be a mobile device.
  • the network device may be a satellite or a balloon station.
  • the satellite may be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geostationary earth orbit (GEO) satellite, a High Elliptical Orbit (HEO) ) satellite etc.
  • the network device may also be a base station set in a location such as land or water.
  • a network device may provide services for a cell, and a terminal device communicates with the network device through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell, and the cell may be a network device (
  • the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell).
  • Pico cell Femto cell (Femto cell), etc.
  • These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or referred to as a communication terminal, a terminal).
  • the network device 110 may provide communication coverage for a particular geographic area, and may communicate with terminal devices located within the coverage area.
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and the coverage of each network device may include other numbers of terminal devices. This application The embodiment does not limit this.
  • the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • a device having a communication function in the network/system may be referred to as a communication device.
  • the communication device may include a network device 110 and a terminal device 120 with a communication function, and the network device 110 and the terminal device 120 may be the specific devices described above, which will not be repeated here.
  • the communication device may also include other devices in the communication system 100, such as other network entities such as a network controller, a mobility management entity, etc., which are not limited in this embodiment of the present application.
  • the "instruction" mentioned in the embodiments of the present application may be a direct instruction, an indirect instruction, or an associated relationship.
  • a indicates B it can indicate that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indicates B indirectly, such as A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
  • corresponding may indicate that there is a direct or indirect corresponding relationship between the two, or may indicate that there is an associated relationship between the two, or indicate and be instructed, configure and be instructed configuration, etc.
  • NR can also be deployed independently.
  • RRC Radio Resource Control
  • RRC_INACTIVE active
  • RRC_CONNECTED connected
  • RRC_IDLE mobility is based on terminal device cell selection and reselection, paging is initiated by the Core Network (CN), and the paging area is configured by the CN.
  • CN Core Network
  • AS terminal device access layer
  • RRC_CONNECTED state there is an RRC connection, and the base station and the terminal device have the terminal device AS context.
  • the network equipment knows the location of the terminal equipment at the specific cell level. Mobility is the mobility of network device control. Unicast data can be transmitted between the terminal equipment and the base station.
  • RRC_INACTIVE Mobility is based on terminal device cell selection and reselection, there is a connection between CN-NR, terminal device AS context exists on a certain base station, paging is triggered by Radio Access Network (RAN), based on The paging area of the RAN is managed by the RAN, and the network equipment knows the location of the terminal device based on the level of the paging area of the RAN.
  • RAN Radio Access Network
  • the inactive state may also be referred to as a deactivated state, which is not limited in the present application.
  • the network device can control the state transition of the terminal device.
  • the terminal device in the RRC_CONNECTED state can enter the RRC_IDLE state by releasing the RRC connection;
  • the terminal device in the RRC_IDLE state can enter the RRC_CONNECTED state by establishing an RRC connection;
  • the UE in the RRC_CONNECTED state can enter the RRC_INACTIVE state by releasing the RRC connection with Suspend;
  • the UE in the RRC_INACTIVE state can enter the RRC_CONNECTED state by resuming the RRC connection, or it can enter the RRC_IDLE state by releasing the RRC connection.
  • the terminal device is in the RRC_INACTIVE state, and the terminal device autonomously returns to the idle state in the following cases:
  • contention-based random access message 4 (Message4, MSG4) integrity protection verification fails;
  • Radio Access Technology RAT
  • the terminal device and at least one gNB save the AS context
  • the terminal equipment is reachable to the RAN side, and relevant parameters are configured by the RAN;
  • RNA RAN Notification area
  • the UE moves within the RNA according to the cell selection reselection method.
  • the RNA can be specifically shown in Figure 3.
  • the terminal equipment does not need to notify the network side when moving between the base station 1 and the base station 5, but when the terminal equipment moves to the base station 6 Or the base station 7 needs to notify the network side.
  • the network device When the terminal device is in the RRC_INACTIVE state, the network device will configure the RRC_INACTIVE configuration parameters for the terminal device through the RRC Release dedicated signaling, for example, configure RNA, which is used to control the area where the terminal device performs cell selection reselection in the inactive state , which is also the initial paging range area of the RAN.
  • configure RNA which is used to control the area where the terminal device performs cell selection reselection in the inactive state , which is also the initial paging range area of the RAN.
  • the terminal equipment When the terminal equipment moves in the RNA area, it does not need to notify the network side, and follows the mobility behavior in the idle state, that is, the cell selection and reselection criteria.
  • the terminal device When the terminal device moves out of the paging area configured by the RAN, the terminal device will be triggered to restore the RRC connection and re-acquire the paging area configured by the RAN.
  • the terminal equipment When the terminal equipment has downlink data arriving, the gNB that maintains the connection between the RAN and the CN for the terminal equipment will trigger all cells in the RAN paging area to send paging messages to the terminal equipment, so that the terminal equipment in the INACTIVE state can restore the RRC connection. Data reception is performed.
  • the terminal equipment in the INACTIVE state is configured with a RAN paging area. In order to ensure the reachability of the terminal equipment in this area, the terminal equipment needs to perform periodic location update according to the period configured by the network.
  • the scenarios that trigger the terminal device to perform the RNA update include the RAN Notification Area Update (RNAU) timer timeout or the UE moving to an area other than the RNA.
  • RNAU RAN Notification Area Update
  • the anchor base station determines whether the context of the terminal device needs to be transferred to the target base station. Therefore, in general, the target base station will send the cause value (cause) carried in the RRC connection recovery request message initiated by the terminal device to the anchor base station in the process of requesting the terminal device context, and the anchor base station will decide whether to transfer the context of the terminal device to the target base station. . For example, periodic RAN location updates generally do not require context transfers.
  • the RNAU with context migration is specifically implemented by the processes described in the following S11 to S19.
  • the terminal equipment (UE) sends an RRC connection resume request (Resume Request) to the target base station (gNB), and the RRC connection resume request is used for RNA update;
  • the target base station sends a request for extracting the UE context (RETRIEVE UE CONTEXT REQUEST) to the anchor base station (also referred to as the last serving base station (Last Serving gNB));
  • the anchor base station also referred to as the last serving base station (Last Serving gNB)
  • the anchor base station sends a UE context extraction response (RETRIEVE UE CONTEXT RESPONSE) to the target base station;
  • the target base station sends a data forwarding address indication (DATA FORWARDING ADDRESS INDICATION) to the anchor base station (optional);
  • the target base station sends a path switching request to the Access and Mobility Management Function (AMF) entity;
  • AMF Access and Mobility Management Function
  • the AMF entity sends a path switching response to the target base station
  • the target base station sends an RRC release message to the terminal device
  • the target base station sends a UE context release message to the anchor base station.
  • the RNAU without context transfer is specifically implemented by the processes described in the following S21 to S24.
  • the terminal equipment (UE) sends an RRC connection resume request (Resume Request) to the target base station (gNB), and the RRC connection resume request is used for RNA update;
  • the target base station sends a request for extracting UE context (RETRIEVE UE CONTEXT REQUEST) to the anchor base station (also referred to as the last serving base station (Last Serving gNB));
  • RETRIEVE UE CONTEXT REQUEST a request for extracting UE context
  • the anchor base station also referred to as the last serving base station (Last Serving gNB)
  • the anchor base station sends to the target base station the failure to extract the UE context (RETRIEVE UE CONTEXT FAILURE);
  • the target base station sends an RRC release message to the terminal device.
  • small data transmission In LTE, small data transmission (EDT) is introduced.
  • the terminal device may always remain in an idle state or a suspend state or an inactive state to complete the uplink. and/or the transmission of downstream small packets.
  • the user plane data transmission scheme can be specifically implemented by the processes described in the following S31 to S38.
  • the UE sends an RRC connection resumption request (Resume Request) to the eNB, where the RRC connection resumption request includes uplink data (ie small data transmission) sent by the UE;
  • the eNB sends a UE context recovery request (UE CONTEXT RESUME REQUEST) to a mobility management entity (Mobility Management Entity, MME);
  • UE CONTEXT RESUME REQUEST UE context recovery request
  • MME Mobility Management Entity
  • SGW Serving Gateway
  • the MME sends a UE context recovery response (UE CONTEXT RESUME RESPONSE) to the eNB;
  • the eNB sends the uplink data (ie small data transmission) sent by the UE to the SGW;
  • the SGW receives the downlink data sent by the eNB (optional);
  • the eNB sends an RRC connection release message to the UE, optionally, the RRC connection release message includes downlink data.
  • MBB Mobile Broadband
  • the UE will still perform the cell reselection process, that is, if the signal quality of the current serving cell deteriorates enough to meet the conditions for reselection to another cell, the UE will Execute the cell reselection process. If the cell reselection process occurs during the UP-EDT process, the UE will terminate the ongoing UP-EDT process. For the UE in the RRC inactive state, if the UE undergoes cell reselection during the RRC recovery process, the UE needs to enter the RRC idle state.
  • UP-EDT uplink small data transmission
  • the terminal device may also perform cell reselection-related measurements and cell reselection-related criterion evaluation. If the terminal equipment determines that the signal quality of a neighboring cell meets the cell reselection criterion, and the neighboring cell needs to be switched, in this case, how to process this IDT transmission to avoid data loss is an urgent problem to be solved.
  • FIG. 7 is a schematic flowchart of a data transmission method 200 according to an embodiment of the present application.
  • the method 200 may be executed by the terminal device in the communication system shown in FIG. 1 , and as shown in FIG. 7 , the method 200 may include at least some of the following contents:
  • the terminal device re-initiates the process of data transmission in the inactive state when the target cell satisfies the triggering condition for data transmission in the inactive state.
  • cell reselection rules in the embodiments of the present application may refer to the specific implementation of the related technology of cell reselection, which is not limited in the present application.
  • the terminal device when initiating IDT transmission, the terminal device is in an RRC inactive state, or inactive state.
  • the terminal device may perform cell reselection-related measurement and cell reselection-related criterion evaluation. If there is a target cell that satisfies the cell reselection criterion, the terminal device may Terminate the IDT process, and reselect to a target cell that satisfies the cell reselection criteria.
  • the process of terminating the IDT by the terminal device includes at least one of the following:
  • the terminal device terminates the RRC connection recovery timer (that is, the T319 timer), wherein the RRC connection recovery timer is started when the terminal device initiates the RRC connection recovery establishment request message, and when the RRC message replied by the network device is received When the RRC connection recovery timer expires, the terminal device enters the IDLE state;
  • the terminal device may directly re-initiate the IDT process after reselection to the target cell, that is, transmit the last terminated IDT, so as to avoid data loss of the IDT.
  • the terminal device may also determine whether to re-initiate the IDT process according to whether the target cell satisfies the IDT trigger condition.
  • the terminal may re-initiate the IDT process, that is, transmit the last terminated IDT, so as to avoid data loss of the IDT.
  • the terminal may not initiate an IDT process when the target cell does not meet the IDT trigger condition. Further, the terminal device may trigger an RRC connection recovery procedure, for example, transmit the untransmitted data in the IDT through the RRC connection recovery procedure. Alternatively, the terminal device may also enter the IDLE state.
  • the process of re-initiating IDT or performing IDT through the RRC connection recovery process may refer to untransmitted data in the terminated IDT process, such as Packet Data Convergence Protocol (PDCP). ) layer reserved data, such as PDCP SDU, or may also refer to all data that needs to be transmitted to transmit the IDT process, which is not limited in this application.
  • PDCP Packet Data Convergence Protocol
  • whether the target cell satisfies the IDT trigger condition may be based on whether there is data to be transmitted on the terminal device, and whether the IDT is supported according to information such as resources and/or capabilities of the target cell transmission is confirmed.
  • the IDT process does not need to be initiated again.
  • the target cell does not meet the IDT trigger condition.
  • the target cell When the target cell does not support resources for IDT, it may be considered that even if the target cell initiates the IDT process, it cannot be successfully executed. In this case, it may also be considered that the target cell does not meet the IDT triggering conditions.
  • the target cell When the maximum amount of data that can be transmitted by the target cell is less than the amount of data to be transmitted by the terminal device, it can be considered that even if the IDT process is initiated in the target cell, all data cannot be successfully transmitted. In this case, it can also be considered that The target cell does not meet the IDT trigger condition.
  • the target cell if there is data to be transmitted on the terminal device, the target cell supports resources for IDT, and the first threshold corresponding to the target cell is greater than or equal to the size of the data to be transmitted , in this case, it can be determined that the target cell satisfies the IDT trigger condition.
  • the terminal device determines that the target cell does not meet the IDT trigger condition: there is data to be transmitted on the terminal device, and the target cell supports IDT resource, and the first threshold corresponding to the target cell is greater than or equal to the size of the data to be transmitted.
  • the first threshold may be the maximum amount of data that the target cell can transmit.
  • the first threshold may be configured through a broadcast message, or pre-configured, etc., which is not limited in this application.
  • the existence of data to be transmitted in the terminal device may include that the PDCP layer of the terminal device reserves data to be transmitted, such as a PDCP service data unit (Service Data Unit, SDU).
  • SDU Service Data Unit
  • the resources for IDT may include, but are not limited to, random access channel (Random Access Channel, RACH) resources and/or semi-static resources, for example.
  • RACH Random Access Channel
  • whether the target cell satisfies the IDT trigger condition is only an example, and the purpose of judging whether the target cell satisfies the IDT trigger condition is to determine whether the target cell can support the IDT whose transmission is terminated, as long as the judgment based on the concept design All methods fall within the protection scope of the present application.
  • the terminal device may also determine whether to re-initiate the IDT process according to whether the target cell satisfies the IDT trigger condition within a certain period of time .
  • the terminal device may start a first timer, and during the running of the first timer, determine whether the target cell satisfies the IDT trigger condition according to whether the target cell satisfies the IDT trigger condition. Whether to restart the IDT process.
  • the role of the first timer is equivalent to enabling the terminal device to continue to remain in an inactive state for a period of time, and to a certain extent to ensure that IDT is re-initiated in the target cell process.
  • the terminal device may also stop the first timer.
  • the terminal device can trigger the RRC resume process, or enter the RRC IDLE state.
  • the terminal device can trigger the RRC resume process, or enter the RRC IDLE state.
  • the determination by the terminal device that the target cell does not meet the IDT condition may be at any time during the running of the first timer.
  • the terminal device may judge whether the target cell satisfies the IDT condition multiple times or periodically during the running of the first timer. Before the first timer expires, if the judgment result is the target cell If the IDT condition is not met, the corresponding action can be executed.
  • the terminal device determines not to re-initiate the IDT process by judging that the target cell does not meet the IDT condition at a certain moment during the running of the first timer, stops the first timer, and enters the IDLE state. That is to say, in Example 3, after reselection to the target cell, if it is determined that the target cell does not meet the IDT condition, the terminal device can directly switch to the idle state without waiting for the first timer to expire.
  • the terminal device determines that there is a target cell that satisfies the cell reselection rule during the IDT process, the terminal device can terminate the current IDT and reselect to the target cell, and then After reselection to the target cell, the process of determining whether to re-initiate the IDT is further determined according to whether the target cell satisfies the IDT trigger condition, which is beneficial to avoid data loss of the IDT and improve user experience.
  • FIG. 8 is a schematic flowchart of a method for data transmission according to another embodiment of the present application.
  • the method 300 may be executed by a terminal device in the communication system shown in FIG. 1 .
  • the method 300 may include At least some of the following:
  • S310 During the process of the terminal equipment performing inactive data transmission, if the signal quality of the target cell satisfies the cell reselection criterion, the terminal equipment continues to perform the inactive data transmission process, and delays reselection to the target cell.
  • cell reselection rules in the embodiments of the present application may refer to the specific implementation of the related technology of cell reselection, which is not limited in the present application.
  • the terminal device when the IDT transmission is initiated, the terminal device is in an RRC inactive state or an inactive state.
  • the terminal device may perform cell reselection-related measurement and cell reselection-related criterion evaluation. If the terminal device determines that there is a target cell that satisfies the cell reselection criterion, the terminal device The terminal device may continue to perform the IDT process, and delay reselection to the target cell.
  • the process of the terminal device continuing to execute the IDT may refer to the terminal device continuing to transmit data that has not been transmitted in the IDT process, for example, a Packet Data Convergence Protocol (Packet Data Convergence Protocol, PDCP) layer reserved data, such as PDCP SDUs.
  • PDCP Packet Data Convergence Protocol
  • the terminal device in the presence of a target cell that satisfies the cell reselection criteria, may continue to perform the IDT process within a certain period of time, and delay reselection to the target cell community.
  • the terminal device may start a second timer, and during the running of the second timer, continue to perform the IDT process, and delay the reselection to the selected cell. the target cell.
  • the terminal device may also determine the time to perform cell reselection according to the execution of the IDT during the running of the second timer.
  • the terminal device stops the second timer and starts to perform cell reselection.
  • the terminal device terminates the IDT process, starts to perform cell reselection, and enters the RRC IDLE state.
  • the terminal device may also determine whether the target cell satisfies the IDT trigger condition according to whether the target cell satisfies the IDT trigger condition. The process of the IDT is re-initiated.
  • the target cell satisfies the IDT trigger condition, determine the process of re-initiating the IDT.
  • the target cell does not meet the IDT triggering condition, it is determined not to re-initiate the IDT process.
  • the terminal equipment determines that there is a target cell that satisfies the cell reselection rules during the IDT process, the terminal equipment can continue to perform the IDT this time, and delay the reselection to the target cell.
  • the cell is beneficial to avoid data loss of IDT and improve user experience.
  • FIG. 9 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 unit 410 when the terminal equipment performs data transmission in the inactive state, if the signal quality of the target cell satisfies the cell reselection criterion, reselects the target cell.
  • the processing unit 410 is further configured to:
  • the process of the inactive data transmission is not re-initialized.
  • the processing unit 410 is further configured to:
  • the terminal device If the target cell satisfies the inactive data transmission trigger condition before the first timer expires, the terminal device re-initiates the inactive data transmission process.
  • the processing unit 410 is further configured to:
  • the target cell does not meet the triggering condition for the inactive data transmission, it is determined not to re-initiate the process of the inactive data transmission;
  • the target cell If at the first moment in the running period of the first timer, the target cell does not meet the inactive data transmission trigger condition, determine not to re-initiate the inactive data transmission process, and stop the first timer.
  • the processing unit 410 is further configured to:
  • the first timer is started.
  • the processing unit 410 is further configured to:
  • the idle state is entered without re-initiating the process of data transmission in the inactive state.
  • the target cell satisfying the inactive data transmission triggering condition includes:
  • the target cell supports resources for inactive data transmission
  • the data to be transmitted of the terminal device is less than or equal to the maximum data amount threshold that can be transmitted by the target cell;
  • the packet data convergence protocol PDCP layer of the terminal device reserves data to be transmitted.
  • the resources used for inactive data transmission include random access RACH resources and/or semi-static resources.
  • the data to be transmitted includes a PDCP service data unit SDU.
  • the processing unit 410 is further configured to:
  • the process of terminating the inactive data transmission includes at least one of the following:
  • the terminal device terminates the RRC connection recovery timer, wherein the RRC connection recovery timer starts when the terminal device initiates an RRC connection recovery establishment request message, and stops when receiving an RRC message replied by the network device;
  • 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 determination 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 the various units in the terminal device 400 are respectively for realizing the method shown in FIG. 7 .
  • the corresponding process of the terminal device in 200 is not repeated here for brevity.
  • FIG. 10 shows a schematic block diagram of a terminal device 500 according to an embodiment of the present application.
  • the terminal device 500 includes:
  • the processing unit 510 is configured to continue to perform the process of data transmission in the inactive state, and delay the reselection to the target cell.
  • the processing unit 510 is further configured to:
  • the process of data transmission in the inactive state is continued, and reselection to the target cell is delayed.
  • the processing unit 510 is further configured to:
  • the process of data transmission in the inactive state is terminated, cell reselection is started, and the terminal device is switched to the idle state.
  • the processing unit 510 is further configured to:
  • the inactive data transmission is not successfully performed before the second timer expires, after reselection to the target cell, it is determined whether to re-select the target cell according to whether the target cell satisfies the inactive data transmission trigger condition. The process of initiating the data transmission in the inactive state.
  • the processing unit 510 is further configured to:
  • the process of inactive data transmission is not re-initiated.
  • the processing unit 510 is further configured to:
  • the processing unit 510 is further configured to:
  • the target cell satisfies the inactive data transmission trigger condition before the first timer expires, re-initiate the inactive data transmission process, and stop the first timer;
  • the process of inactive data transmission is not re-initialized, and the first timing is stopped device.
  • the processing unit 510 is further configured to:
  • the first timer is started when the terminal device reselects to the target cell.
  • the processing unit 510 is further configured to:
  • the idle state is entered without re-initiating the process of data transmission in the inactive state.
  • the target cell satisfies the inactive data transmission triggering condition, including:
  • the target cell supports resources for inactive data transmission
  • the data to be transmitted of the terminal device is less than or equal to the maximum data amount threshold that can be transmitted by the target cell;
  • the packet data convergence protocol PDCP layer of the terminal device reserves data to be transmitted.
  • the resources used for inactive data transmission include random access RACH resources and/or semi-static resources.
  • the data to be transmitted includes a PDCP service data unit SDU.
  • 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 determination module may be one or more processors.
  • terminal device 500 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 500 are respectively for realizing the method shown in FIG. 8 .
  • the corresponding process of the terminal device in 300 is not repeated here for brevity.
  • FIG. 11 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. 11 includes a processor 610, and the processor 610 can call and run a computer program from a memory, so as 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 methods in the embodiments 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, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the transceiver 630 may include a transmitter and a receiver.
  • the transceiver 630 may further include antennas, and the number of the antennas may be one or more.
  • the communication device 600 may specifically be the network device in this embodiment of the present application, and the communication device 600 may implement the corresponding processes implemented by the network device in each method in the embodiment of the present application. For the sake of brevity, details are not repeated here. .
  • the communication device 600 may specifically be the mobile terminal/terminal device of the embodiments of the present 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 present application, for the sake of brevity. , and will not be repeated here.
  • FIG. 12 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 700 shown in FIG. 12 includes a processor 710, and the processor 710 can call and run a computer program from a memory, so as to implement the method in this 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 methods in the embodiments 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 may control the input interface 730 to communicate with other devices or chips, and specifically, may acquire 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 processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the chip can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
  • the processor in this embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
  • each step of the above method embodiments may be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
  • the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software module may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
  • 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 this embodiment 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 may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM), an erasable programmable read-only memory (Erasable PROM, EPROM), an electrically programmable read-only memory (Erasable PROM, EPROM). Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • Volatile memory may be Random Access Memory (RAM), which acts as an external cache.
  • RAM Static RAM
  • DRAM Dynamic RAM
  • SDRAM Synchronous DRAM
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • synchronous link dynamic random access memory Synchlink DRAM, SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a 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, 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.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. , and are not repeated here for brevity.
  • 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 embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. Repeat.
  • the computer program product can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application, For brevity, details are not repeated here.
  • the embodiments of the present application also provide a computer program.
  • the computer program can be applied to the network device in the embodiments of the present application.
  • the computer program When the computer program is run on the computer, it causes the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. For the sake of brevity. , and will not be repeated here.
  • the computer program may be applied to the mobile terminal/terminal device in the embodiments of the present application, and when the computer program is run on the computer, the mobile terminal/terminal device implements the various methods of the computer program in the embodiments of the present application.
  • the corresponding process for the sake of brevity, will not be repeated here.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory,) ROM, random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .

Landscapes

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

Abstract

L'invention concerne un procédé de transmission de données et un dispositif terminal, facilitant l'évitement de la perte de données pendant une transmission de données au repos, et améliorant l'expérience de l'utilisateur. Le procédé comprend les étapes suivantes : lorsque le dispositif terminal effectue la transmission de données au repos, si la qualité de signal d'une cellule cible satisfait un critère de resélection de cellule, le dispositif terminal resélectionne la cellule cible ; et le dispositif terminal relance le processus de la transmission de données au repos si la cellule cible satisfait une condition de déclenchement de transmission de données au repos.
PCT/CN2020/101734 2020-07-13 2020-07-13 Procédé de transmission de données et dispositif terminal WO2022011519A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202080100740.6A CN115553041A (zh) 2020-07-13 2020-07-13 数据传输的方法和终端设备
PCT/CN2020/101734 WO2022011519A1 (fr) 2020-07-13 2020-07-13 Procédé de transmission de données et dispositif terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/101734 WO2022011519A1 (fr) 2020-07-13 2020-07-13 Procédé de transmission de données et dispositif terminal

Publications (1)

Publication Number Publication Date
WO2022011519A1 true WO2022011519A1 (fr) 2022-01-20

Family

ID=79556070

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/101734 WO2022011519A1 (fr) 2020-07-13 2020-07-13 Procédé de transmission de données et dispositif terminal

Country Status (2)

Country Link
CN (1) CN115553041A (fr)
WO (1) WO2022011519A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114449631A (zh) * 2022-01-27 2022-05-06 上海擎昆信息科技有限公司 状态切换方法及装置、终端设备及可读存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110139386A (zh) * 2018-02-08 2019-08-16 电信科学技术研究院有限公司 一种上行小数据的传输方法、网络侧du和网络侧cu
WO2019244735A1 (fr) * 2018-06-19 2019-12-26 三菱電機株式会社 Système de communication et dispositif de terminal de communication
CN111034327A (zh) * 2017-08-10 2020-04-17 上海诺基亚贝尔股份有限公司 在随机接入过程期间的2数据传输
CN111132378A (zh) * 2018-10-31 2020-05-08 北京展讯高科通信技术有限公司 非激活态的增强方法、装置、用户设备及存储介质

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8285290B2 (en) * 2009-11-18 2012-10-09 Research In Motion Limited Optimized resource allocation for wireless device in packet transfer mode
CN104080133B (zh) * 2013-03-29 2019-07-02 中兴通讯股份有限公司 一种移动性优化方法、用户设备和接入网设备
CN110022567B (zh) * 2018-01-08 2021-07-23 维沃移动通信有限公司 一种数据传输方法和用户终端
US11388639B2 (en) * 2018-04-03 2022-07-12 Lg Electronics Inc. Method and apparatus for prohibiting cell reselection procedure during data communication by user equipment in wireless communication system
KR102399152B1 (ko) * 2018-04-04 2022-05-18 삼성전자주식회사 무선 통신 시스템에서 셀 재선택을 수행하기 위한 방법 및 장치
US11184813B2 (en) * 2018-04-05 2021-11-23 Lg Electronics Inc. Method for performing cell reselection and device supporting the same
CN111107613B (zh) * 2018-10-26 2022-01-28 维沃移动通信有限公司 一种非连接态测量方法及终端
WO2020118991A1 (fr) * 2018-12-11 2020-06-18 Oppo广东移动通信有限公司 Procédé de communication sans fil, dispositif terminal et dispositif de réseau

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111034327A (zh) * 2017-08-10 2020-04-17 上海诺基亚贝尔股份有限公司 在随机接入过程期间的2数据传输
CN110139386A (zh) * 2018-02-08 2019-08-16 电信科学技术研究院有限公司 一种上行小数据的传输方法、网络侧du和网络侧cu
WO2019244735A1 (fr) * 2018-06-19 2019-12-26 三菱電機株式会社 Système de communication et dispositif de terminal de communication
CN111132378A (zh) * 2018-10-31 2020-05-08 北京展讯高科通信技术有限公司 非激活态的增强方法、装置、用户设备及存储介质

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ZTE CORPORATION: "Work Item on NR smalldata transmissions in INACTIVE state", 3GPP DRAFT; RP-201305, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. TSG RAN, no. eMeeting; 20200629 - 20200703, 1 July 2020 (2020-07-01), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051906502 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114449631A (zh) * 2022-01-27 2022-05-06 上海擎昆信息科技有限公司 状态切换方法及装置、终端设备及可读存储介质

Also Published As

Publication number Publication date
CN115553041A (zh) 2022-12-30

Similar Documents

Publication Publication Date Title
US20220124859A1 (en) Data transmission method and apparatus, and communication device
CN113519183B (zh) 无线通信方法和终端设备
US20220248298A1 (en) Wireless communication method and terminal device
KR20200054309A (ko) 무선 연결을 재개하기 위한 사용자 단말 및 방법
WO2022067771A1 (fr) Procédé de transmission de données et dispositif terminal
WO2020164025A1 (fr) Procédé et dispositif de transfert d'état
WO2021232617A1 (fr) Procédé de radiocommunication et dispositif terminal
WO2022011519A1 (fr) Procédé de transmission de données et dispositif terminal
WO2021226967A1 (fr) Procédé et dispositif de transfert intercellulaire
WO2021012188A1 (fr) Procédé de traitement de communication et dispositif associé
WO2021258262A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
WO2021212465A1 (fr) Procédé de communication sans fil et dispositif terminal
WO2022006719A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
WO2022160303A1 (fr) Procédé de traitement de paramètre de qualité de service, dispositif terminal, entité de fonction de réseau et dispositif de réseau
US20240057203A1 (en) Method and apparatus for path switch in a wireless communication system
WO2022006863A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
US20230123866A1 (en) Data transmission method and network device
WO2022147729A1 (fr) Procédé de commande de puissance, dispositif de terminal et dispositif de réseau
WO2022027678A1 (fr) Procédé de transmission de données et dispositif de terminal
WO2023279979A1 (fr) Procédé et appareil de traitement de données
WO2023216242A1 (fr) Procédé de configuration de connexion et terminal
WO2024011588A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif réseau
WO2023184257A1 (fr) Procédé de communication sans fil, dispositif de réseau et dispositif terminal
WO2023168583A1 (fr) Procédé de communication, équipement terminal et dispositif réseau
WO2023060585A1 (fr) Procédé de communication sans fil, équipement terminal, et dispositif de réseau

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20945397

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20945397

Country of ref document: EP

Kind code of ref document: A1