WO2023065156A1 - Procédé de communication sans fil, dispositif terminal et dispositif de réseau - Google Patents

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

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Publication number
WO2023065156A1
WO2023065156A1 PCT/CN2021/125022 CN2021125022W WO2023065156A1 WO 2023065156 A1 WO2023065156 A1 WO 2023065156A1 CN 2021125022 W CN2021125022 W CN 2021125022W WO 2023065156 A1 WO2023065156 A1 WO 2023065156A1
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WIPO (PCT)
Prior art keywords
shr
terminal device
identification information
rlf
network device
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PCT/CN2021/125022
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English (en)
Chinese (zh)
Inventor
刘洋
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN202180100697.8A priority Critical patent/CN117678320A/zh
Priority to PCT/CN2021/125022 priority patent/WO2023065156A1/fr
Publication of WO2023065156A1 publication Critical patent/WO2023065156A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/18—Management of setup rejection or failure

Definitions

  • the embodiments of the present application relate to the communication field, and in particular to a wireless communication method, a terminal device, and a network device.
  • a successful handover report (successful handover report, SHR) is introduced to record problems found in successful handover, and network devices can adjust handover-related parameters according to the SHR.
  • a radio link failure radio link failure, RLF
  • RLF radio link failure
  • the terminal device may report both the SHR and the RLF report, which will cause the network device to not know how to adjust the parameters related to the handover.
  • the present application provides a wireless communication method, terminal equipment and network equipment, which is beneficial to avoid that for the same handover, the terminal equipment reports both the SHR and the RLF report, so that the network equipment does not know how to adjust the parameters related to the subsequent handover question.
  • a wireless communication method including: in the case of a successful handover from a source cell to a target cell, a terminal device processes a recorded successful handover report SHR according to first information, wherein the The first information includes at least one of the following: whether a radio link failure RLF occurs on the target cell during the first timer running; The duration of the RLF occurring on the target cell; the second duration, wherein the second duration is the duration of the RLF occurring on the target cell when the terminal device starts to perform handover.
  • a wireless communication method including: a network device receives a successful handover report SHR sent by a terminal device, the SHR is used to indicate that the terminal device is successfully handed over from a source cell to a target cell; the network device Receive first indication information sent by the terminal device, where the first indication information is used to indicate that the SHR is unavailable.
  • a wireless communication method including: a terminal device sends a successful handover report SHR and/or a radio link failure RLF report to a network device, wherein the SHR includes time information corresponding to successful handover and/or The identification information related to the successful handover, the RLF report includes the time information when the RLF event occurs and/or the identification information related to the RLF event.
  • a wireless communication method including: a network device receiving a successful handover report SHR and/or a radio link failure RLF report sent by a terminal device, wherein the SHR includes time information corresponding to successful handover and/or Or the identification information related to the successful handover, the RLF report includes the time information when the RLF event occurs and/or the identification information related to the RLF event.
  • a terminal device configured to execute the method in the foregoing first aspect or various implementation manners thereof.
  • the terminal device includes a functional module for executing the method in the above first aspect or its various implementation manners.
  • a network device configured to execute the method in the above-mentioned second aspect or various implementation manners thereof.
  • the network device includes a functional module for executing the method in the above second aspect or each implementation manner thereof.
  • a terminal device configured to execute the method in the foregoing third aspect or various implementation manners thereof.
  • the terminal device includes a functional module for executing the method in the above third aspect or its various implementation manners.
  • a network device configured to execute the method in the above fourth aspect or its various implementation manners.
  • the network device includes a functional module for executing the method in the above fourth aspect or each implementation manner thereof.
  • a ninth aspect provides a terminal device, including 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 first aspect, or the third aspect, or each implementation manner thereof.
  • a network device including 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 the fourth aspect or its various implementations.
  • a chip is provided for implementing any one of the first aspect to the fourth aspect or the method in each implementation manner thereof.
  • the chip includes: a processor, configured to call and run a computer program from the memory, so that the device installed with the device executes any one of the above-mentioned first to fourth aspects or any of the implementations thereof. method.
  • a computer-readable storage medium for storing a computer program, and the computer program causes a computer to execute any one of the above-mentioned first to fourth aspects or the method in each implementation manner thereof.
  • a thirteenth aspect provides a computer program product, including computer program instructions, the computer program instructions cause a computer to execute any one of the above first to fourth aspects or the method in each implementation manner.
  • a computer program which, when running on a computer, causes the computer to execute any one of the above first to fourth aspects or the method in each implementation manner thereof.
  • the terminal device processes the recorded SHR according to the first information, which is beneficial to avoid that for the same handover, the terminal device reports both the SHR and the RLF report, causing the network device to be unclear how to perform subsequent handover related parameters.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • Fig. 2 is a schematic diagram of a wireless communication method provided according to an embodiment of the present application.
  • Fig. 3 is a schematic flowchart of a method for wireless communication according to an embodiment of the present application.
  • Fig. 4 is a schematic diagram of a first duration and a second duration according to an embodiment of the present application.
  • Fig. 5 is a schematic diagram of another wireless communication method provided according to an embodiment of the present application.
  • Fig. 6 is a schematic interaction diagram of another wireless communication method provided according to an embodiment of the present application.
  • Fig. 7 is a schematic block diagram of a terminal device provided according to an embodiment of the present application.
  • Fig. 8 is a schematic block diagram of a network device 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 a network 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.
  • Fig. 13 is a schematic block diagram of a communication system provided according to an embodiment of the present application.
  • the technical solution of the embodiment of the present application can be applied to various communication systems, such as: Global System of Mobile communication (Global System of Mobile communication, GSM) system, code division multiple access (Code Division Multiple Access, CDMA) system, broadband code division multiple access (Wideband Code Division Multiple Access, WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, Advanced long term evolution (LTE-A) system , New Radio (NR) system, evolution system of NR system, LTE (LTE-based access to unlicensed spectrum, LTE-U) system on unlicensed spectrum, NR (NR-based access to unlicensed spectrum) on unlicensed spectrum unlicensed spectrum (NR-U) system, Non-Terrestrial Networks (NTN) system, Universal Mobile Telecommunications System (UMTS), Wireless Local Area Networks (WLAN), Wireless Fidelity (Wireless Fidelity, WiFi), fifth-generation communication (5th-Generation, 5G) system or other communication systems, etc.
  • GSM Global System of Mobile
  • D2D Device to Device
  • M2M Machine to Machine
  • MTC Machine Type Communication
  • V2V Vehicle to Vehicle
  • V2X Vehicle to everything
  • the communication system in the embodiment of the present application may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, may also be applied to a dual connectivity (Dual Connectivity, DC) scenario, and may also be applied to an independent (Standalone, SA) deployment Web scene.
  • Carrier Aggregation, CA Carrier Aggregation
  • DC Dual Connectivity
  • SA independent deployment Web scene
  • 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 as non-shared spectrum.
  • the embodiments of the present application describe various embodiments in conjunction with network equipment and terminal equipment, wherein the terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, user unit, user 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 user unit
  • user station mobile station
  • mobile station mobile station
  • remote station remote terminal
  • mobile device user terminal
  • terminal wireless communication device
  • wireless communication device user agent or user device
  • the terminal device can be a station (STATION, ST) in a WLAN, a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, a personal digital assistant (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication functions, computing devices or other processing devices connected to wireless modems, vehicle-mounted devices, wearable devices, next-generation communication systems such as terminal 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 aircraft, 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, 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.
  • a virtual reality (Virtual Reality, VR) terminal device 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.
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which is a general term for the application of wearable technology to intelligently design daily wear and develop wearable devices, 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 devices are not only a hardware device, but also achieve powerful functions through software support, data interaction, and cloud interaction.
  • Generalized wearable smart devices include full-featured, large-sized, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, etc., and only focus on a certain type of application functions, and need to cooperate with other devices such as smart phones Use, such as various smart bracelets and smart jewelry for physical sign monitoring.
  • the network device may be a device for communicating with the mobile device, and the network device may be an access point (Access Point, AP) in WLAN, a base station (Base Transceiver Station, BTS) in GSM or CDMA , or a base station (NodeB, NB) in WCDMA, or an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or a vehicle-mounted device, a wearable device, and an NR network
  • BTS Base Transceiver Station
  • NodeB, NB base station
  • Evolutional Node B, eNB or eNodeB evolved base station
  • LTE Long Term Evolutional Node B, eNB or eNodeB
  • gNB network equipment in the network or the network equipment in the future evolved PLMN network or the network equipment in the NTN network, etc.
  • the network device may have a mobile feature, for example, the network device may be a mobile device.
  • the network equipment may be a satellite or a balloon station.
  • the satellite can be a low earth orbit (low earth orbit, LEO) satellite, a medium earth orbit (medium earth orbit, MEO) satellite, a geosynchronous earth orbit (geosynchronous earth orbit, GEO) satellite, a high elliptical orbit (High Elliptical Orbit, HEO) satellite. ) Satellite etc.
  • the network device may also be a base station installed on land, water, and other locations.
  • the network device may provide services for a cell, and the terminal device communicates with the network device through the transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell, and the cell may be a network device ( For example, a cell corresponding to a base station), the cell may belong to a macro base station, or may belong to a base station corresponding to a small cell (Small cell), and the small cell here may include: a metro cell (Metro cell), a micro cell (Micro cell), a pico cell ( Pico 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 transmission resources for example, frequency domain resources, or spectrum resources
  • the cell may be a network device (
  • the cell may belong to a macro base station, or may belong to a base station corresponding to a small cell (Small cell)
  • the small cell here may include: a metro cell (Metro cell), a micro cell (Micro
  • the communication system 100 may include a network device 110, and the network device 110 may be a device for communicating with a terminal device 120 (or called a communication terminal, terminal).
  • the network device 110 can provide communication coverage for a specific geographical area, and can communicate with terminal devices located in the coverage area.
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and each network device may include other numbers of terminal devices within the coverage area. 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 is not limited in this embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which is not limited in this embodiment of the present application.
  • a device with a communication function in the network/system in the embodiment of the present application may be referred to as a communication device.
  • the communication equipment may include a network equipment 110 and a terminal equipment 120 with communication functions.
  • the network equipment 110 and the terminal equipment 120 may be the specific equipment described above, and will not be repeated here.
  • the communication device may also include other devices in the communication system 100, such as network controllers, mobility management entities and other network entities, which are not limited in this embodiment of the present application.
  • the "indication" mentioned in the embodiments of the present application may be a direct indication, may also be an indirect indication, and may also mean that there is 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 indicate that A indirectly indicates B, for example, A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
  • the term "corresponding" may indicate that there is a direct or indirect correspondence between the two, or that there is an association between the two, or that it indicates and is indicated, configuration and is configuration etc.
  • predefinition can be realized by pre-saving corresponding codes, tables or other methods that can be used to indicate related information in devices (for example, including terminal devices and network devices).
  • the implementation method is not limited.
  • predefined can refer to those defined in the protocol.
  • the "protocol” may refer to a standard protocol in the communication field, for example, it may include the LTE protocol, the NR protocol, and related protocols applied in future communication systems, which is not limited in the present application.
  • a successful handover report (successful handover report, SHR) is introduced to record the problems found in the successful handover.
  • a successful handover report is only logged when certain conditions are met. Such as exceeding the relevant thresholds of timers T310, T312 and T304.
  • the timer T304 is started when a radio resource control (Radio Resource Control, RRC) connection reconfiguration (Connection Reconfiguration) message is received, wherein the RRC reconfiguration message includes mobility control information (Mobility Control info). Timer T304 is stopped when the handover is successfully completed.
  • RRC Radio Resource Control
  • timer T310 is started when a physical layer problem of the primary cell (PCell) is detected.
  • PCell primary cell
  • N311 continuous in-sync indications (consecutive in-sync indications) of the PCell sent by the lower layer are received, or when the switching process is triggered, or when the connection re-establishment procedure (connection re-establishment procedure) is started, the timer T310 stops.
  • timer T312 when the timer 310 is running, a measurement report of the measurement identifier is triggered, wherein the measurement identifier has been configured as T312, and in this case, the timer T312 is started.
  • the N311 continuous in-sync indications of the PCell sent by the lower layer are received, or when the handover process is triggered, or when the connection re-establishment procedure is started, or, the T310 timer When expired, timer T312 is stopped.
  • the terminal device when the terminal device takes a long time to access the target network (for example, T304 exceeds a certain threshold), when the terminal device has a physical layer problem, it takes a long time to initiate the handover process, or when the terminal device If the measurement report is sent but the handover command (handover command) is received after a certain period of time, it may cause the terminal device to record the SHR and report a successful handover report when the network device needs it.
  • T304 exceeds a certain threshold
  • the reason why the terminal device completes the access goal is likely to be a problem encountered in random access, or the quality of the downlink measurement beam corresponding to the random access resource of the terminal device is poor. , causing the terminal device to perform random access only by using contention random access resources.
  • recording information related to random access resources in the SHR can help the network optimize random access resource allocation. That is, the network device can adjust subsequent handover-related parameters according to the SHR.
  • Handover failure occurs when the terminal device accesses the target network node (or target cell), or radio link failure (RLF) occurs on the target network node (or target cell) after the handover is successfully completed. , it can be considered as handover to wrong cell or premature handover.
  • RLF radio link failure
  • the terminal device may select a third cell different from the target cell or the source cell through cell selection or cell reselection, and initiate a reestablishment process.
  • the terminal device After the terminal device completes the reconstruction, the terminal device can send the RLF report to the base station where the current serving cell is located.
  • the network device can adjust subsequent handover-related parameters according to the RLF report.
  • the base station where the current serving cell is located sends the RLF report to the base station where the target cell is located, and the base station where the target cell is located determines according to the RLF report that this handover is a handover to a wrong cell.
  • the base station where the target cell is located may determine that the handover is a handover to a wrong cell when the following conditions are met:
  • the terminal reported timer (UE reported timer) is less than a certain time threshold (such as Tstore_UE_context), wherein the terminal reported timer is used to record the time spent from the initialization of the last handover to the connection failure;
  • the first cell to attempt reestablishment or the cell to which the terminal device attempts to reconnect is not the cell that served the terminal device in the latest handover initialization, or the target cell of the handover.
  • the base station where the target cell is located sends the judgment result to the base station where the source cell is located, and the base station where the source cell is located changes the threshold setting of the measurement object (MO) corresponding to the terminal measurement report event according to the judgment result.
  • the terminal equipment can select the source cell through cell selection or cell reselection, and initiate the reestablishment process.
  • the terminal device can send the RLF report to the base station where the source cell is located.
  • the failed primary cell identifier (failedPCellID) in the RLF report is set to the identifier (Identifier, ID) of the target cell, and the value of the connection failure type (connectionFailureType) is set to 'hof' or 'rlf'.
  • the base station where the source cell is located determines that this handover is premature handover according to the RLF report.
  • the base station where the source cell is located may determine that this handover is premature handover if the following conditions are met:
  • the terminal reported timer (UE reported timer) is less than a certain time threshold (such as Tstore_UE_context), wherein the terminal reported timer is used to record the time spent from the initialization of the last handover to the connection failure;
  • the first cell to attempt re-establishment or to which a terminal device attempts to reconnect is the cell that served the terminal device during the most recent handover initialization.
  • the base station where the source cell is located changes the threshold setting of the measurement object (MO) corresponding to the terminal measurement report event according to the judgment result.
  • the terminal device may report the SHR and the RLF report, which will cause the network device to be unclear about the adjustment direction and/or adjustment range of the handover-related parameters.
  • FIG. 2 is a schematic flowchart of a wireless communication method 1000 according to an embodiment of the present application.
  • the method 1000 can be executed by a terminal device in the communication system shown in FIG. 1.
  • the method 1000 includes the following content :
  • the terminal device processes the recorded successful handover report SHR according to the first information, where the first information includes at least one of the following:
  • the first duration is the duration from when the handover of the terminal equipment is completed to when RLF occurs on the target cell;
  • the second duration wherein the second duration is the duration when the terminal device starts to perform handover to the target cell and RLF occurs.
  • the terminal device may generate an SHR and further save the SHR, wherein the SHR is used to record the first handover related information, such as the random access resource used by the terminal device to perform the first handover, the source cell of the first handover, the target cell of the first handover, and the like.
  • the terminal device processes the recorded successful handover report SHR according to the first information, which may include but not limited to at least one of the following:
  • the first information determine whether to discard the recorded SHR, or in other words, whether to keep the recorded SHR
  • the network device According to the first information, it is determined whether to send the SHR to the network device.
  • the network device is a network device corresponding to the current serving cell.
  • the current serving cell may be a target cell, that is, the network device may be a target base station.
  • the current serving cell is the source cell, that is, the network device is the source base station.
  • the current serving cell may also be other cells except the source cell and the target cell.
  • the terminal device may determine, according to the first information, whether the occurrence of RLF on the target cell is related to the first handover (or whether the occurrence of RLF on the target cell is caused by the first handover), and further Determines whether to discard the recorded SHR, or whether to send the SHR to the network device.
  • the terminal device determines according to the first information that the occurrence of RLF on the target cell is related to the first handover, discard the SHR, and/or not send the SHR to the network device. That is to say, for the same handover, the terminal device will not report both the SHR and the RLF report.
  • the terminal device determines according to the first information that the occurrence of RLF on the target cell is not related to the first handover, the SHR is not discarded, and/or the SHR is sent to the network device. That is to say, the terminal device can report the SHR and RLF reports of different handovers.
  • the terminal device starts the first timer when at least one of the following conditions is met:
  • the terminal device successfully executes the cell handover, or in other words, completes the handover;
  • the terminal device records the SHR.
  • whether RLF occurs on the target cell may be used to determine whether the RLF is related to the first handover, or whether the RLF is caused by the first handover.
  • RLF occurs on the target cell during the running of the first timer (or before timeout)
  • the first handover should not be considered a successful handover, or the SHR is invalid.
  • RLF occurs on the target cell after the first timer expires, it can be considered that the RLF is not related to the first handover, or that the RLF is not caused by the first handover, or that the first handover can be considered to be A successful handover, or SHR is valid.
  • S1010 may include:
  • the terminal device discards the SHR.
  • the terminal device can discard the SHR.
  • the terminal device may also generate an RLF report according to the occurrence of the RLF on the target cell, and the RLF report is used to record relevant information of the occurrence of the RLF in the target cell.
  • the terminal device may report the RLF report to the network device without reporting the SHR. Therefore, for the same handover, the terminal device will not report both the RLF report and the SHR, which is beneficial to avoid affecting the network device's adjustment strategy for subsequent handover-related parameters.
  • the terminal device if RLF occurs on the target cell after the first timer expires, the terminal device does not discard the SHR.
  • the terminal device may not discard the SHR.
  • the terminal device may also generate an RLF report according to the occurrence of the RLF on the target cell, and the RLF report is used to record relevant information of the occurrence of the RLF in the target cell.
  • the terminal device may report the SHR and the RLF report to the network device, where the SHR and the RLF report may not be considered to correspond to the same handover. Therefore, for the same handover, the terminal device will not report both the RLF report and the SHR, which is beneficial to avoid affecting the adjustment strategy of the network device for subsequent handover parameters, but it can report the SHR and RLF reports of different handovers.
  • the terminal device executes the handover and records the SHR.
  • the terminal device starts a first timer when the handover is completed or the SHR is recorded.
  • S1013. Determine whether to discard the SHR according to whether RLF occurs on the target cell before the first timer expires.
  • the terminal device temporarily does not send the SHR after generating the SHR, and further determines whether to send the SHR to the network device according to whether RLF occurs on the target cell during the running of the first timer.
  • the terminal device does not send the SHR.
  • the terminal device sends an SHR.
  • the terminal device after the terminal device generates the SHR, it sends the SHR to the network device, and further, determines whether the SHR is valid according to whether RLF occurs on the target cell during the running of the first timer and further determining whether to send first indication information to the network device, where the first indication information is used to indicate that the SHR is invalid, or that the SHR is unavailable.
  • the terminal device may send the first indication information to the network device.
  • RLF occurs on the target cell after the first timer expires, in this case, it may be considered that the sent SHR is valid, and the terminal device does not send the first indication information to the network device.
  • the terminal device reports the SHR, it can be determined whether the sent SHR is valid according to whether RLF occurs on the target cell during the running of the first timer, and further indicates to the network device whether the reported SHR is available. If it is unavailable, the network device may not adjust handover-related parameters according to the SHR, and if available, the network device may adjust handover-related parameters according to the SHR.
  • the duration of the first timer may be a preset value, or may be a value configured by a network device, or may be determined according to other parameters, which is not limited in this application.
  • the duration of the first timer is determined according to the duration threshold (for example, Tstore_UE_context) from the initialization of the handover to the occurrence of the RLF event and the duration (denoted as T) from the initialization of the handover to the completion of the handover (or SHR generation), for example , the duration of the first timer may be set as Tstore_UE_context-T.
  • the duration threshold for example, Tstore_UE_context
  • the size of the first duration may be used to determine whether the RLF is related to the first handover, or whether the RLF is caused by the first handover.
  • the RLF is related to the first handover, or the RLF is caused by the first handover, or the first handover should not be considered as a successful handover, or is SHR invalid.
  • the RLF is not related to the first handover, or that the RLF is not caused by the first handover, or that the first handover can be considered as a successful handover, or that the SHR is valid .
  • the terminal device may determine whether to discard the SHR according to the first duration and the first time threshold, and/or whether to report the SHR to the network device.
  • the terminal device discards the SHR, and/or does not report the SHR to the network.
  • the terminal device if the first duration is greater than the first time threshold, the terminal device does not discard the SHR, and/or reports the SHR to the network device.
  • the first time threshold may be predefined or configured by the network device.
  • the size of the second duration may be used to determine whether the RLF is related to the first handover, or whether the RLF is caused by the first handover.
  • the RLF is related to the first handover, or the RLF is caused by the first handover, or the first handover should not be considered as a successful handover, or is SHR invalid.
  • the RLF is not related to the first handover, or that the RLF is not caused by the first handover, or that the first handover can be considered as a successful handover, or that the SHR is valid .
  • the terminal device may determine whether to discard the SHR according to the second duration and the second time threshold, and/or whether to report the SHR to the network device.
  • the terminal device discards the SHR, and/or does not report the SHR to the network.
  • the terminal device if the second duration is greater than the second time threshold, the terminal device does not discard the SHR, and/or reports the SHR to the network device.
  • the second time threshold is predefined, or configured by the network device, for example, configured by the network device through a handover command (handover command), for example, the second time threshold may be set to Tstore_UE_context.
  • the first time threshold may be determined according to the second time threshold and the duration (denoted as T) from handover initialization to completion of handover (or SHR generation), for example, the first time may be The threshold is set to Tstore_UE_context-T.
  • the occurrence of RLF on the target cell may be caused by premature handover, or may also be caused by handover to a wrong cell, or may also be caused by other reasons.
  • the terminal device can determine whether to discard the SHR and/or send the SHR to the network device according to whether RLF occurs on the target cell during the running of the first timer, which is beneficial to avoid reporting both the SHR and the RLF report for the same handover , affecting the adjustment strategy of the network device for handover-related parameters.
  • the terminal device may determine whether to discard the SHR and/or send the SHR to the network device according to the duration from the completion of the handover to the occurrence of the RLF on the target cell (i.e. the first duration), which is beneficial to avoid both reporting the SHR and Report the RLF report, which affects the adjustment strategy of the network equipment for handover-related parameters.
  • the terminal device may determine whether to discard the SHR and/or send the SHR to the network device according to the duration (i.e. the second duration) from handover initialization to the occurrence of RLF on the target cell, which is beneficial to avoid both reporting the SHR and Report the RLF report, which affects the adjustment strategy of the network equipment for handover-related parameters.
  • the duration i.e. the second duration
  • FIG. 5 is a schematic flowchart of a wireless communication method 1100 according to another embodiment of the present application.
  • the method 1100 may be executed by a network device in the communication system shown in FIG. 1 .
  • the method 1100 includes As follows:
  • the network device receives a successful handover report SHR sent by the terminal device, where the SHR is used to indicate that the terminal device is successfully handed over from the source cell to the target cell;
  • the network device receives first indication information sent by the terminal device, where the first indication information is used to indicate that the SHR is unavailable.
  • the first indication information may correspond to the first indication information in the method 1000.
  • the network device is a network device corresponding to the current serving cell.
  • the current serving cell may be a target cell, that is, the network device may be a target base station.
  • the current serving cell is the source cell, that is, the network device is the source base station.
  • the current serving cell may also be a cell other than the source cell and the target cell, and the network device in this case is marked as a third base station.
  • the method also includes:
  • the network device does not send the SHR to the network device corresponding to the source cell;
  • the network device does not send the SHR to the network device corresponding to the target cell.
  • the network device is a source base station, and the network device does not send the SHR to the target base station before receiving the first indication information.
  • the source base station may stop sending the SHR to the target base station, or discard the SHR. Further, the source base station may not adjust handover related parameters based on the SHR.
  • the network device is a target base station, and the network device does not send the SHR to the source base station before receiving the first indication information.
  • the target base station may stop sending the SHR to the source base station. Further, the target base station may not adjust handover related parameters based on the SHR.
  • the network device is a third base station, and before receiving the first indication information, the network device does not send the SHR to the source base station and/or the target base station. After receiving the first indication information, the third base station may stop sending the SHR to the source base station and/or the target base station.
  • the method 1100 further includes:
  • the network device sends second indication information to the network device corresponding to the source cell, and/or
  • the network device sends second indication information to the network device corresponding to the target cell
  • the second indication information is used to indicate that the SHR is unavailable.
  • the network device is a source base station, and before receiving the first indication information, the network device has sent the SHR to the target base station.
  • the source base station may send second indication information to the target base station, where the second indication information is used to indicate that the SHR is unavailable. Further, the source base station and the target base station may not adjust handover related parameters based on the SHR.
  • the network device is a target base station, and before receiving the first indication information, the network device has sent the SHR to the source base station.
  • the target base station may send second indication information to the source base station, where the second indication information is used to indicate that the SHR is unavailable. Further, the source base station and the target base station may not adjust handover related parameters based on the SHR.
  • the network device is a third base station, and before receiving the first indication information, the network device has sent the SHR to the source base station and/or the target base station.
  • the third base station may send second indication information to the source base station and/or the target base station, where the second indication information is used to indicate that the SHR is unavailable. Further, the base station that receives the second indication information may not adjust handover related parameters based on the received SHR.
  • the first indication information is sent by the terminal device when the SHR is invalid, wherein the invalid SHR includes: before the first timer expires, the target RLF occurs on the cell.
  • the first timer is turned on when at least one of the following conditions is met:
  • the terminal device executes cell handover successfully
  • the terminal device records the SHR.
  • FIG. 6 is a schematic interaction diagram of a wireless communication method according to another embodiment of the present application. As shown in FIG. 6, the method 1200 includes at least part of the following:
  • the terminal device sends a successful handover report SHR and/or a radio link failure RLF report to the network device.
  • the terminal device may carry information for the network device to distinguish whether the RLF event corresponding to the RLF report is related to the handover corresponding to the SHR in the reported SHR and RLF report. Therefore, based on the method 1100, the network device can determine whether the RLF event corresponding to the RLF report is related to the handover corresponding to the SHR according to the SHR reported by the terminal device and the information carried in the RLF report, or whether the RLF event is related to the handover corresponding to the SHR. switch causes. Further, in the case that the RLF event is related to the handover corresponding to the SHR, the network device may adjust handover-related parameters based on the RLF report.
  • the network device is adjusting the handover related parameter, may not refer to an invalid SHR.
  • the terminal device when the RLF event corresponding to the RLF report reported by the terminal device is related to the handover corresponding to the reported SHR, the terminal device considers that the handover corresponding to the SHR is not a successful handover, or, the SHR Therefore, the SHR may not be referred to when adjusting handover-related parameters.
  • the SHR includes time information corresponding to a successful handover and/or identification information related to the successful handover.
  • the RLF report includes time information when the RLF event occurs and/or identification information related to the RLF event.
  • the network device can determine whether the RLF event corresponding to the RLF report is related to the handover corresponding to the SHR according to the SHR reported by the terminal device and the time information and identification information in the RLF report.
  • the identification information related to the successful handover includes at least one of the following:
  • the identification information of the terminal device performing the successful handover the identification information of the successful handover, the identification information of the source cell corresponding to the successful handover, and the identification information of the target cell corresponding to the successful handover.
  • the identification information of the terminal device performing the successful handover may be the identification information allocated to the terminal device in the successful handover.
  • the identification information of the successful handover may be used to uniquely identify the successful handover.
  • the identification information related to the RLF event includes at least one of the following:
  • Identification information of the target cell corresponding to the RLF event and identification information of the RLF event.
  • the identification information of the RLF event may be used to uniquely identify the RLF event.
  • the time information corresponding to the successful handover may be the time information when the successful handover is completed.
  • the method 1200 further includes:
  • the time interval between the time information of the occurrence of the RLF event and the time information corresponding to the successful handover is less than or equal to the third time threshold, and the identification information related to the successful handover and the identification information related to the RLF event The information is the same, and it is determined that the RLF event is related to the successful handover.
  • the time interval between the time information corresponding to the RLF event and the time information corresponding to the successful handover is greater than the third time threshold, or the identification information related to the successful handover and the time information related to the RLF event The identification information is different, and it is determined that the RLF event is not related to the successful handover.
  • the identification information related to the successful handover is the same as the identification information related to the RLF event, including: the identification information of the target cell corresponding to the successful handover is the same as the identification information of the target cell corresponding to the RLF event.
  • the identification information related to the successful handover is different from the identification information related to the RLF event, including: the identification information of the target cell corresponding to the successful handover is different from the identification information of the target cell corresponding to the RLF event.
  • the third time threshold may be predefined, or configured by the network device, for example, configured by the network device through a handover command.
  • the third time threshold may be determined according to the duration threshold (for example, Tstore_UE_context) from handover initialization to the occurrence of the RLF event and the time length (denoted as T) from handover initialization to completion of handover (or SHR generation), for example,
  • T duration threshold
  • T time length
  • a third temporal threshold may be set to Tstore_UE_context-T.
  • the terminal device may carry information used for the network device to distinguish whether the RLF event corresponding to the RLF report is related to the handover corresponding to the SHR in the reported SHR and RLF report. Therefore, the network device can determine whether the RLF event corresponding to the RLF report is related to the handover corresponding to the SHR according to the SHR reported by the terminal device and the information carried in the RLF report. Further, when the RLF event is related to the handover corresponding to the SHR, the network device can adjust the handover-related parameters based on the RLF report, which is beneficial to avoid that for the same handover, the terminal device reports both the SHR and the RLF report, causing the network device to It is not clear how to adjust the parameters related to the subsequent switching.
  • Fig. 7 shows a schematic block diagram of a terminal device 400 according to an embodiment of the present application.
  • the terminal device 400 includes:
  • the processing unit 410 is configured to process the recorded successful handover report SHR according to the first information in the case of successful handover from the source cell to the target cell, wherein the first information includes at least one of the following:
  • the first duration is the duration from when the handover of the terminal equipment is completed to when RLF occurs on the target cell;
  • the second duration wherein the second duration is the duration when the terminal device starts to perform handover to the target cell and RLF occurs.
  • the processing unit 410 is further configured to:
  • the SHR is not discarded.
  • the processing unit 410 is further configured to:
  • the processing unit 410 is further configured to:
  • the processing unit 410 is further configured to:
  • the SHR is not discarded.
  • the first time threshold is predefined or configured by a network device.
  • the processing unit 410 is further configured to:
  • the processing unit 410 is further configured to:
  • the SHR is not discarded.
  • the second time threshold is configured by the network device through a handover command, or the first time threshold is predefined.
  • the terminal device further includes:
  • a communication unit configured to report an RLF report to the network device when RLF occurs on the target cell and the SHR is discarded; or, when RLF occurs on the target cell and the SHR is not discarded , reporting the SHR and RLF report to the network device.
  • the first timer is turned on when at least one of the following conditions is met:
  • the terminal device executes cell handover successfully
  • the terminal device records the SHR.
  • the above-mentioned communication unit may be a communication interface or a transceiver, or an input-output interface of a communication chip or a system-on-chip.
  • the aforementioned processing unit may be one or more processors.
  • terminal device 400 may correspond to the terminal device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the terminal device 400 are to realize the For the sake of brevity, the corresponding process of the terminal device in the shown method 1000 is not repeated here.
  • Fig. 8 is a schematic block diagram of a network device according to an embodiment of the present application.
  • the network device 500 of FIG. 8 includes:
  • the communication unit 510 is configured to receive a successful handover report SHR sent by the terminal device, where the SHR is used to indicate that the terminal device is successfully handed over from the source cell to the target cell;
  • the network device is a network device corresponding to the current serving cell
  • the communication unit 510 is further configured to:
  • the SHR is not sent to the network device corresponding to the target cell.
  • the network device is a network device corresponding to the current serving cell
  • the communication unit 510 is further configured to:
  • the second indication information is used to indicate that the SHR is unavailable.
  • the first indication information is sent by the terminal device when the SHR is invalid, wherein the invalid SHR includes: before the first timer expires, the target RLF occurs on the cell.
  • the first timer is turned on when at least one of the following conditions is met:
  • the terminal device executes cell handover successfully
  • the terminal device records the SHR.
  • the above-mentioned communication unit may be a communication interface or a transceiver, or an input-output interface of a communication chip or a system-on-chip.
  • the aforementioned processing unit may be one or more processors.
  • the network device 500 may correspond to the network device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the network device 500 are for realizing the method shown in FIG. 5
  • the corresponding flow of the network device in 1100 will not be repeated here.
  • FIG. 9 shows a schematic block diagram of a terminal device 800 according to an embodiment of the present application.
  • the terminal device 800 includes:
  • the communication unit 810 is configured to send a successful handover report SHR and/or a radio link failure RLF report to the network device, wherein the SHR includes time information corresponding to the successful handover and/or identification information related to the successful handover, the The RLF report includes time information when the RLF event occurs and/or identification information related to the RLF event.
  • the identification information related to the successful handover includes at least one of the following:
  • the identification information of the terminal device performing the successful handover the identification information of the successful handover, the identification information of the source cell corresponding to the successful handover, and the identification information of the target cell corresponding to the successful handover.
  • the identification information related to the RLF event includes at least one of the following:
  • Identification information of the target cell corresponding to the RLF event and identification information of the RLF event.
  • the above-mentioned communication unit may be a communication interface or a transceiver, or an input-output interface of a communication chip or a system-on-chip.
  • the aforementioned processing unit may be one or more processors.
  • terminal device 800 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 800 are for realizing the method shown in FIG. 6
  • the corresponding process of the terminal device in 1200 will not be repeated here.
  • Fig. 10 is a schematic block diagram of a network device according to an embodiment of the present application.
  • the network device 1300 of FIG. 10 includes:
  • the communication unit 1310 is configured to receive a successful handover report SHR and/or a radio link failure RLF report sent by the terminal device, wherein the SHR includes time information corresponding to the successful handover and/or identification information related to the successful handover, and the RLF The report includes time information when the RLF event occurs and/or identification information related to the RLF event.
  • the identification information related to the successful handover includes at least one of the following:
  • the identification information of the terminal device performing the successful handover the identification information of the successful handover, the identification information of the source cell corresponding to the successful handover, and the identification information of the target cell corresponding to the successful handover.
  • the identification information related to the RLF event includes at least one of the following:
  • Identification information of the target cell corresponding to the RLF event and identification information of the RLF event.
  • the network device 1300 further includes:
  • the processing unit is configured to include the time information corresponding to the successful handover included in the SHR and/or the identification information related to the successful handover, and the RLF report includes the time information of the occurrence of the RLF event and/or the related information of the RLF event identification information.
  • the processing unit is also used for:
  • the time interval between the time information of the occurrence of the RLF event and the time information corresponding to the successful handover is greater than the third time threshold, or the identification information related to the successful handover is different from the identification information related to the RLF event, determine the The RLF event is not related to the successful handover.
  • the identification information related to the successful handover is the same as the identification information related to the RLF event, including: the identification information of the target cell corresponding to the successful handover and the target cell corresponding to the RLF event The identification information is the same;
  • the identification information related to the successful handover is different from the identification information related to the RLF event, including: the identification information of the target cell corresponding to the successful handover is different from the identification information of the target cell corresponding to the RLF event.
  • the above-mentioned communication unit may be a communication interface or a transceiver, or an input-output interface of a communication chip or a system-on-chip.
  • the aforementioned processing unit may be one or more processors.
  • the network device 1300 may correspond to the network device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the network device 1300 are for realizing the method shown in FIG. 6
  • the corresponding flow of the network device in 1200 will not be repeated here.
  • 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 can invoke and run a computer program from the memory 620, so as to implement the method in the embodiment of the present application.
  • the memory 620 may be an independent 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, to send information or data to other devices, or receive other Information or data sent by the device.
  • the transceiver 630 may include a transmitter and a receiver.
  • the transceiver 630 may further include antennas, and the number of antennas may be one or more.
  • the communication device 600 may specifically be the network device of the embodiment of the present application, and the communication device 600 may implement the corresponding processes implemented by the network device in each method of 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 embodiment 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 embodiment of the present application, for the sake of brevity , which 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 the embodiment of the present application.
  • the chip 700 may further include a memory 720 .
  • the processor 710 can invoke and run a computer program from the memory 720, so as to implement the method in the embodiment of the present application.
  • the memory 720 may be an independent device independent of the processor 710 , or may be integrated in the processor 710 .
  • the chip 700 may also include an input interface 730 .
  • the processor 710 can control the input interface 730 to communicate with other devices or chips, specifically, can obtain information or data sent by other devices or chips.
  • the chip 700 may also include an output interface 740 .
  • the processor 710 can control the output interface 740 to communicate with other devices or chips, 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 the methods of the embodiment of the present application.
  • the chip can implement the corresponding processes implemented by the network device in the methods of the embodiment of the present application.
  • 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 the various methods of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in the various methods of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in the various methods of the embodiments of the present application.
  • 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 the various methods of the embodiments of the present application.
  • the chip mentioned in the embodiment of the present application may also be called a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip.
  • Fig. 13 is a schematic block diagram of a communication system 900 provided by an embodiment of the present application. As shown in FIG. 13 , the communication system 900 includes a terminal device 910 and a network device 920 .
  • the terminal device 910 can be used to realize the corresponding functions realized by the terminal device in the above method
  • the network device 920 can be used to realize the corresponding functions realized by the network device in the above method.
  • the processor in the embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
  • each step of the above-mentioned method embodiments may be completed by an integrated logic circuit of hardware in a processor or instructions 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 Program 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 connection with the embodiments of the present application may be directly implemented by a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, register.
  • the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiments of the present application may be a volatile memory or a nonvolatile memory, or may include both volatile and nonvolatile memories.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electronically programmable Erase Programmable Read-Only Memory (Electrically EPROM, EEPROM) or Flash.
  • the volatile memory can be Random Access Memory (RAM), which acts as external cache memory.
  • RAM Static Random Access Memory
  • SRAM Static Random Access Memory
  • DRAM Dynamic Random Access Memory
  • Synchronous Dynamic Random Access Memory Synchronous Dynamic Random Access Memory
  • 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
  • Synchlink DRAM, SLDRAM Direct Memory Bus Random Access Memory
  • 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), etc. That is, the memory in the embodiments of the present application is intended to include, but not be limited to, these and any other suitable types of memory.
  • the embodiment of the present application also provides a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device in the 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 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 the various methods of the embodiments of the present application , for the sake of brevity, it is not repeated here.
  • the embodiment of the present application also provides a computer program product, including computer program instructions.
  • the computer program product may be applied to the network device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the Let me repeat for the sake of brevity, the Let me 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 the methods of the embodiments of the present application, For the sake of brevity, details are not repeated here.
  • the embodiment of the present application also provides a computer program.
  • the computer program can be applied to the network device in the embodiment of the present application.
  • the computer program executes the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program executes the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program can be applied to the mobile terminal/terminal device in the embodiment of the present application.
  • the computer program executes each method in the embodiment of the present application to be implemented by the mobile terminal/terminal device
  • the corresponding process will not be repeated here.
  • the disclosed systems, devices and methods may be implemented in other ways.
  • the device 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 can be combined or May be integrated into another system, or some features may be ignored, or not implemented.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit.
  • the functions described above are realized in the form of software function units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially or the part that contributes to the prior art or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disc and other media that can store program codes. .

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Abstract

La présente invention concerne un procédé de communication sans fil, un dispositif terminal et un dispositif de réseau. Le procédé comprend : lors d'un transfert réussi d'une cellule source vers une cellule cible, un dispositif terminal traite un rapport de transfert réussi (SHR) enregistré selon des premières informations, les premières informations comprenant au moins un des points suivants : si une défaillance de liaison radio (RLF) survient dans la cellule cible durant le fonctionnement d'un premier temporisateur ; une première durée, la première durée étant une durée s'étendant de la fin du transfert du dispositif terminal à la survenance de la défaillance RLF dans la cellule cible ; et une seconde durée, la seconde durée étant une durée s'étendant du démarrage du transfert par le dispositif terminal à la survenance de la défaillance RLF dans la cellule cible.
PCT/CN2021/125022 2021-10-20 2021-10-20 Procédé de communication sans fil, dispositif terminal et dispositif de réseau Ceased WO2023065156A1 (fr)

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CN202180100697.8A CN117678320A (zh) 2021-10-20 2021-10-20 无线通信的方法、终端设备和网络设备
PCT/CN2021/125022 WO2023065156A1 (fr) 2021-10-20 2021-10-20 Procédé de communication sans fil, dispositif terminal et dispositif de réseau

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112399454A (zh) * 2019-08-14 2021-02-23 大唐移动通信设备有限公司 信息传输方法及装置
WO2021089548A1 (fr) * 2019-11-07 2021-05-14 Telefonaktiebolaget Lm Ericsson (Publ) Procédés, appareil et supports lisibles par machine se rapportant à une défaillance de communication de message de rapport dans un réseau de communication
CN113271633A (zh) * 2020-02-14 2021-08-17 华为技术有限公司 切换的方法和通信装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112399454A (zh) * 2019-08-14 2021-02-23 大唐移动通信设备有限公司 信息传输方法及装置
WO2021089548A1 (fr) * 2019-11-07 2021-05-14 Telefonaktiebolaget Lm Ericsson (Publ) Procédés, appareil et supports lisibles par machine se rapportant à une défaillance de communication de message de rapport dans un réseau de communication
CN113271633A (zh) * 2020-02-14 2021-08-17 华为技术有限公司 切换的方法和通信装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ZTE: "Consideration on Successful Handover Report", 3GPP TSG-RAN WG3 #113-E, R3-214056, 6 August 2021 (2021-08-06), XP052035705 *

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