WO2019157689A1 - Procédé, dispositif, et système d'indication d'informations - Google Patents

Procédé, dispositif, et système d'indication d'informations Download PDF

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Publication number
WO2019157689A1
WO2019157689A1 PCT/CN2018/076787 CN2018076787W WO2019157689A1 WO 2019157689 A1 WO2019157689 A1 WO 2019157689A1 CN 2018076787 W CN2018076787 W CN 2018076787W WO 2019157689 A1 WO2019157689 A1 WO 2019157689A1
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WO
WIPO (PCT)
Prior art keywords
terminal
information
rat
report information
network device
Prior art date
Application number
PCT/CN2018/076787
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English (en)
Chinese (zh)
Inventor
唐海
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 CN201880076837.0A priority Critical patent/CN111418231B/zh
Priority to PCT/CN2018/076787 priority patent/WO2019157689A1/fr
Publication of WO2019157689A1 publication Critical patent/WO2019157689A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information

Definitions

  • the embodiments of the present invention relate to the field of wireless communications technologies, and in particular, to a method, a device, and a computer storage medium for information reporting.
  • the vehicle networking system adopts a Long Term Evolution (LTE)-to-device (D2D, Device to Device) side-link (SL, Sidelink) transmission technology, and the communication data is received by the base station in a conventional LTE system or Different ways of sending, in the car networking system, the terminals communicate directly through the PC5 interface (the interface between the terminal and the terminal), that is, the side-link SL, which has higher spectral efficiency and lower transmission delay.
  • LTE Long Term Evolution
  • D2D Device to Device
  • SL Sidelink
  • mode 3 the transmission resources of the terminal are allocated by the base station.
  • mode 4 the terminal determines the transmission resource by means of sensing + reservation.
  • the standard version of the 3GPP protocol has also evolved from Rel-14 to Rel-15, and new and non-backward compatible features are often introduced during the development of the standard version of the 3GPP protocol ( Feature), taking the standard version of Rel-15 of the 3GPP protocol as an example, introducing 64 Quadrature Amplitude Modulation (QAM), transmit diversity, and packet data convergence protocol (PDCP, Packet Data Convergence Protocol) Features that are not compatible with the Rel-14 version. Then, incompatible features may result in data not being transmitted normally when data is transmitted through the PC5 interface, that is, the side-link SL, between terminals that conform to different protocol versions.
  • QAM Quadrature Amplitude Modulation
  • PDCP Packet Data Convergence Protocol
  • Embodiments of the present invention are directed to a method, device, and computer storage medium for information reporting.
  • an embodiment of the present invention provides a method for reporting information, where the method is applied to a terminal, and the method includes:
  • the terminal generates report information based on the radio access technology RAT selected by the terminal;
  • the terminal sends the report information to the network device.
  • an embodiment of the present invention provides a method for reporting information, where the method is applied to a network device, and the method includes:
  • an embodiment of the present invention provides a terminal, including a generating part and a sending part, where the generating part is configured to generate report information based on a radio access technology RAT selected by the LTE;
  • the sending part is configured to send the report information to a network device.
  • an embodiment of the present invention provides a network device, including: a receiving part and a configuration part;
  • the receiving part is configured to receive the report information sent by the terminal, where the report information is generated based on the radio access technology RAT selected by the terminal;
  • the configuration part is configured to perform transmission configuration on the target data based on the RAT information selected by the terminal in the report information.
  • an embodiment of the present invention provides a terminal, including: a first network interface, a first memory, and a first processor; wherein the first network interface is used to perform between other external network elements.
  • Receiving and transmitting signals during transmission and reception; the first memory for storing a computer program capable of running on the first processor; the first processor for operating the computer program The steps of the method of the first aspect are performed.
  • the embodiment of the present invention provides a network device, including: a second network interface, a second memory, and a second processor; wherein the second network interface is used between the other external network elements Receiving and transmitting signals during the process of transmitting and receiving information;
  • the second memory is configured to store a computer program capable of running on the second processor
  • the second processor is configured to perform the steps of the method of the second aspect when the computer program is run.
  • an embodiment of the present invention provides a computer storage medium, where the computer storage medium stores a program for reporting information, and the program reported by the information is implemented by at least one processor to implement the first aspect or the second aspect. The steps of the method described.
  • the embodiment of the invention provides a method, a device and a computer storage medium for information reporting; considering that the RAT selected by the terminal is related to the protocol version supported by the terminal.
  • the reporting information sent by the terminal to the network device carries the RAT selected by the network, and the network device can perform transmission configuration according to the RAT selected by the terminal, so that the terminal can avoid the data transmission process, due to the communication protocol.
  • FIG. 1 is a schematic diagram of a scenario of mode 3 in a car network
  • FIG. 2 is a schematic diagram of a scenario of mode 4 in a car network
  • FIG. 3 is a schematic flowchart of a method for reporting information according to an embodiment of the present disclosure
  • FIG. 4 is a schematic flowchart of another method for reporting information according to an embodiment of the present disclosure.
  • FIG. 5 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 6 is a schematic structural diagram of a specific hardware of a terminal according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic structural diagram of a network device according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram of a specific hardware of a network device according to an embodiment of the present disclosure.
  • Mode 3 As shown in FIG. 1 , the transmission resource of the in-vehicle terminal is allocated by a base station (such as an evolved NodeB in LTE or a 5G base station gNB in a new radio (NR, New Radio) system, specifically The base station sends a control message for indicating the Grant resource to the in-vehicle terminal through the downlink (DL, Down Link). Then, the in-vehicle terminal transmits the data on the SL according to the resource allocated by the base station.
  • the base station may allocate a single transmission resource for the vehicle terminal, or may allocate a semi-static transmission resource for the terminal.
  • the vehicle terminal adopts a transmission mode of listening and reservation.
  • the vehicle terminal acquires an available transmission resource set by means of interception in the resource pool, and the vehicle terminal randomly selects one resource from the transmission resource set for data transmission. Since the service in the car network system has periodic characteristics, the vehicle terminal usually adopts a semi-static transmission mode, that is, after the vehicle terminal selects one transmission resource, the resource is continuously used in multiple transmission cycles, thereby reducing the resource weight.
  • the probability of selection and resource conflicts The vehicle terminal carries information for reserving the next transmission resource in the control information of the current transmission, so that other terminals can determine whether the resource is reserved and used by the vehicle terminal by detecting the control information of the vehicle terminal. The purpose of resource conflicts.
  • mode 3 is used to indicate that the transmission resource of the in-vehicle terminal is allocated by the base station
  • mode 4 is used to indicate that the transmission resource of the in-vehicle terminal is selected by the terminal autonomously, in the new wireless-vehicle networking technology (NR).
  • NR new wireless-vehicle networking technology
  • a new transmission mode can be defined, which is not limited by the present invention.
  • the time-frequency resources used by the terminals for data transmission through the side-link SL, that is, the PC5 interface are allocated by the base station, and the terminals may conform to different versions.
  • the communication protocol for example, the terminal 1 supports the 3GPP protocol version Rel-14, and the terminal 2 supports the 3GPP protocol version Rel-15.
  • the terminal 2 can support features such as 64QAM, transmit diversity, PDCP duplication, etc., but cannot be backward compatible.
  • the terminal 1 does not support. Therefore, when the terminal 2 performs data transmission with the terminal 1 by using the feature that cannot be backward compatible, the data transmission fails due to the unsupported terminal 1. Therefore, the network side needs to support the terminal 2. It is not possible to control backward compatible features.
  • the terminal in the embodiment of the present invention may be an in-vehicle terminal or a handheld terminal.
  • the PDA Personal Digital Assistant
  • the network in the embodiment of the present invention may be an NR network, an LTE network, or the like.
  • a method for information reporting according to an embodiment of the present invention is shown, which may be applied to a device in a device to a device in a device D2D, and may even be applied to a terminal in a V2X technology, where the method includes:
  • the terminal generates the report information according to the radio access technology (RAT, Radio Access Technology) selected by the terminal.
  • RAT Radio Access Technology
  • S302 The terminal sends the report information to the network device.
  • reporting information is used by the network device to perform transmission configuration on the data that the terminal needs to transmit based on the RAT selected by the terminal.
  • the RAT selected by the terminal is related to the protocol version supported by the terminal. Based on this, in the technical solution of the embodiment, the reporting information sent by the terminal to the network device carries the RAT selected by the terminal, and the network device can perform transmission configuration according to the RAT selected by the terminal, so that the data can be avoided. During the data transmission process, the terminal fails due to the incompatibility of the communication protocol version.
  • the RAT selected by the terminal is related to the protocol version supported by the terminal, and the selected 3GPP version protocol may have a feature feature that cannot be backward compatible. It should also be noted that when the 3GPP protocol version that the terminal itself can support is higher, the lower 3GPP protocol version can also be supported at the same time. Therefore, the terminal can select from the 3GPP protocol versions that it can support, thereby The report information generated by the selected RAT is sent to the network device, and different service types, target addresses, and even logical channels and/or logical channel groups are associated with different 3GPP version protocols, thereby different service types, The destination address, even the logical channel and/or the logical channel group, may also have a corresponding selected RAT. Based on this, the RAT information in the report information may be specifically implemented according to the above granularity, so the terminal described in S301 is based on the selected wireless access.
  • the technical RAT generates report information, including:
  • the terminal carries the RAT selected by the terminal in the report information
  • the terminal determines, according to the RAT selected by the terminal, the RAT selected by each service type, and carries the RAT selected by each service type in the report information;
  • the terminal determines, according to the RAT selected by the terminal, the RAT selected by each target address, and carries the RAT selected by each target address in the report information;
  • the terminal determines, according to the RAT selected by the terminal, the RAT selected by each logical channel and/or each logical channel group, and carries the RAT selected by each logical channel and/or each logical channel group to the report. Information.
  • the terminal that is sent by the terminal that is sent by the S302 to the network device may include:
  • the terminal sends the report information to the network device by using the RRC (Radio Resource Control) signaling or the MAC CE or the uplink control information.
  • RRC Radio Resource Control
  • the terminal may send the report information as an RRC layer message to the network device by using the RRC dedicated signaling, which may be applicable to the process in which the terminal and the network device need to perform RRC layer interaction.
  • the terminal may be carried by a terminal to a network device in a control element (CE, Control Element) of a Medium Access Control (MAC) message.
  • CE Control Element
  • MAC Medium Access Control
  • it may be carried in a MAC layer message packet header, and is sent by the terminal to the network device along with a MAC Protocol Data Unit (MAC PDU).
  • MAC PDU MAC Protocol Data Unit
  • the uplink control information may be carried in the uplink control information and sent to the network device, for example, a physical uplink control channel (PUCCH, Phtsical Uplink Control) that is scrambled by the side-link SL-Radio Network Tempory Identity (RNTI).
  • PUCCH Physical Uplink control channel
  • RNTI Radio Network Tempory Identity
  • the PUCCH control information sent by the CHannel is sent to the network device. The specific implementation process is not described in this embodiment.
  • the SL time-frequency resources of the terminal are usually allocated by the base station, such as an eNB or a gNB; therefore, the data transmission on the terminal SL can also be configured by the base station, therefore, the implementation
  • the network device in the example may specifically be a base station in a D2D system or even a V2X system. Based on this, in a preferred implementation manner, the terminal sends the report information to the network device, where the terminal sends the report information to the base station. It will be appreciated that the preferred embodiment can be implemented using the teachings in the specific description above.
  • the terminal sends the report information to the network device, including:
  • the terminal sends the report information to the core network device, and instructs the core network device to notify the base station of the report information.
  • the core network device may be a V2X entity funcion, and then the core network device notifies the base station of the reporting information, so that the base station obtains the reported information.
  • the terminal reports the RAT selected by the terminal to the network device, so that the network device can perform transmission configuration on the data that the terminal needs to transmit based on the RAT selected by the terminal, thereby enabling It is avoided that the data transmission fails due to the incompatibility of the communication protocol version during the data transmission process of the terminal.
  • a method for information reporting provided by an embodiment of the present invention can be applied to a network device in a device to a device D2D, and can even be applied to a network in a V2X technology.
  • the device may be a base station, such as an eNB or a gNB, and the method includes:
  • S401 Receive report information sent by the terminal, where the report information is generated based on a radio access technology RAT selected by the terminal;
  • S402 Perform transmission configuration on the target data based on the RAT information selected by the terminal in the report information.
  • the network device configures the transmission of the target data based on the RAT information supported by the terminal, thereby preventing the terminal from performing data.
  • data transmission failure occurs due to the incompatibility of the communication protocol version.
  • the RAT may have the same non-backward compatible feature feature as its corresponding 3GPP protocol version. Therefore, when the data transmission configuration is performed based on the RAT information selected by the terminal, in a possible implementation manner, the target data is configured to be transmitted based on the RAT information selected by the terminal in the report information,
  • the method includes: performing transmission configuration for the target data based on a feature of non-backward compatibility in the RAT information selected by the terminal.
  • the non-backward compatible feature may include at least one of transmit diversity, 64QAM, and packet data convergence protocol PDCP repetition duplication.
  • the network device can be based on all non-backward compatible features in the non-backward compatible feature of the RAT selected by the terminal embodied in the reported information.
  • the data is transmitted and configured.
  • the network device can also configure the target data for transmission based on part of the non-backward compatible characteristics, while other non-backward compatible features can be configured in other ways, for example, for PDCP duplication.
  • it can also be configured by other information, such as Proper Per-Packet Reliablity (PPPR).
  • PPPR Proper Per-Packet Reliablity
  • the subsequent emerging 3GPP versions will also correspond to new RATs, and these new RATs will also include the new 3GPP protocol versions corresponding thereto.
  • the features of the present embodiment can be applied to subsequent protocol versions generated by the development of the 3GPP protocol, such as Rel-16 or Rel-17, and the present embodiment does not Narration.
  • the terminal specifically implements the sending process of the reporting information.
  • the reporting information sent by the receiving terminal includes: receiving the bearer sent by the terminal. RRC signaling or MAC CE or uplink control information for reporting information.
  • the report information carries the RAT selected by each terminal; or The RAT selected by each service type; or the RAT selected by each target address; or the RAT selected by each logical channel and/or each logical channel group.
  • the network device after receiving the report information sent by the terminal, performs the transmission of the target data based on the RAT information selected by the terminal in the report information under the guidance of the correspondence between the RAT information and the 3GPP protocol version information.
  • the configuration can avoid the situation that the data transmission fails due to the incompatibility of the communication protocol version during the data transmission process of the terminal.
  • a terminal 50 including a generating part 501 and a sending part 502.
  • the generating part 501 is configured to be based on itself.
  • the selected radio access technology RAT generates report information;
  • the sending part 502 is configured to send the report information to a network device
  • reporting information is used by the network device to perform transmission configuration on the data that the terminal needs to transmit based on the RAT selected by the terminal.
  • the generating part 501 is configured to:
  • the sending part 502 is configured to: send the report information to the network device by carrying the report information in RRC signaling or MAC CE or uplink control information.
  • the transmitting portion 502 is configured to transmit the reported information to the base station.
  • the sending part 502 is configured to: send the report information to the core network device, and instruct the core network device to notify the base station of the report information.
  • the “part” may be a partial circuit, a partial processor, a partial program or software, etc., of course, may be a unit, a module, or a non-modular.
  • each component in this embodiment may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software function module.
  • the integrated unit may be stored in a computer readable storage medium if it is implemented in the form of a software function module and is not sold or used as a stand-alone product.
  • the technical solution of the embodiment is essentially Said that the part contributing to the prior art or all or part of the technical solution can be embodied in the form of a software product stored in a storage medium, comprising a plurality of instructions for making a computer device (may It is a personal computer, a server, or a network device, etc. or a processor that performs all or part of the steps of the method described in this embodiment.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes.
  • the embodiment provides a computer storage medium storing a program for reporting information, and the method of the method described in the first embodiment is implemented when the program reported by the information is executed by at least one processor.
  • FIG. 6 a specific hardware structure of the terminal 50 according to an embodiment of the present invention is shown, which may include: a first network interface 601, a first memory 602, and a first processor. 603; the various components are coupled together by a bus system 604.
  • bus system 604 is used to implement connection communication between these components.
  • the bus system 604 includes a power bus, a control bus, and a status signal bus in addition to the data bus.
  • various buses are labeled as bus system 604 in FIG.
  • the first network interface 601 is configured to receive and send signals during the process of transmitting and receiving information with other external network elements.
  • a first memory 602 configured to store a computer program executable on the first processor 603;
  • the first processor 603 is configured to: when the computer program is executed, perform:
  • reporting information is used by the network device to perform transmission configuration on the data that the terminal needs to transmit based on the RAT selected by the terminal.
  • the first memory 602 in the embodiments of the present invention 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 (ROM), a programmable read only memory (PROM), an erasable programmable read only memory (Erasable PROM, EPROM), or an electric Erase programmable read only memory (EEPROM) or flash memory.
  • the volatile memory can be a Random Access Memory (RAM) that acts as an external cache.
  • RAM Random Access Memory
  • many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
  • the first memory 602 of the systems and methods described herein is intended to comprise, without being limited to, these and any other suitable types of memory.
  • the first processor 603 may be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the foregoing method may be completed by an integrated logic circuit of hardware in the first processor 603 or an instruction in a form of software.
  • the first processor 603 may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), or a field programmable gate array (FPGA). Or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present invention may be implemented or carried out.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the first memory 602, and the first processor 603 reads the information in the first memory 602, and completes the steps of the foregoing method in combination with the hardware thereof.
  • the embodiments described herein can be implemented in hardware, software, firmware, middleware, microcode, or a combination thereof.
  • the processing unit can be implemented in one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processing (DSP), Digital Signal Processing Equipment (DSP Device, DSPD), programmable Programmable Logic Device (PLD), Field-Programmable Gate Array (FPGA), general purpose processor, controller, microcontroller, microprocessor, other for performing the functions described herein In an electronic unit or a combination thereof.
  • ASICs Application Specific Integrated Circuits
  • DSP Digital Signal Processing
  • DSP Device Digital Signal Processing Equipment
  • PLD programmable Programmable Logic Device
  • FPGA Field-Programmable Gate Array
  • the techniques described herein can be implemented by modules (eg, procedures, functions, and so on) that perform the functions described herein.
  • the software code can be stored in memory and executed by the processor.
  • the memory can be implemented in the processor or external to the processor.
  • a composition of a network device 70 includes: a receiving portion 701 and a configuration portion 702;
  • the receiving part 701 is configured to receive the report information sent by the terminal, where the report information is generated based on the radio access technology RAT selected by the terminal;
  • the configuration part 702 is configured to perform transmission configuration on the target data based on the RAT information selected by the terminal in the report information.
  • the configuration part 702 is configured to perform transmission configuration for the target data based on a non-backward compatible characteristic of the RAT information selected by the terminal.
  • the non-backward compatible features include: transmit diversity, and/or 64QAM, and/or packet data convergence protocol PDCP repeat duplication.
  • the receiving part 701 is configured to: receive RRC signaling or MAC CE or uplink control information that is sent by the terminal and that carries the report information.
  • the report information carries the RAT selected by each terminal; or the RAT selected by each service type; or the RAT selected by each target address; or each logical channel and/or each logical channel Group the selected RAT.
  • the embodiment provides a computer storage medium, where the computer storage medium stores a program for reporting information, and the program reported by the at least one processor implements the steps of the method described in the second embodiment.
  • the computer storage medium stores a program for reporting information
  • the program reported by the at least one processor implements the steps of the method described in the second embodiment.
  • FIG. 8 shows a specific hardware structure of a network device 70 according to an embodiment of the present invention, including: a second network interface 801, a second memory 802, and a second process. 803; the various components are coupled together by a bus system 804.
  • bus system 804 is used to implement connection communication between these components.
  • Bus system 804 includes, in addition to the data bus, a power bus, a control bus, and a status signal bus.
  • various buses are labeled as bus system 804 in FIG. among them,
  • the second network interface 801 is configured to receive and send signals during the process of transmitting and receiving information with other external network elements.
  • a second memory 802 configured to store a computer program capable of running on the second processor 803;
  • the second processor 803 is configured to: when the computer program is executed, perform:
  • the second processor 803 in the network device 70 is further configured to perform the method steps described in the foregoing Embodiment 2 when the computer program is executed, and details are not described herein.
  • the RAT selected by the terminal is related to the protocol version supported by the terminal.
  • the reporting information sent by the terminal to the network device carries the RAT selected by the network, and the network device can perform transmission configuration according to the RAT selected by the terminal, so that the terminal can avoid the data transmission process, due to the communication protocol.

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  • Computer Networks & Wireless Communication (AREA)
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  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Les modes de réalisation de la présente invention concernent un procédé, un dispositif, et un support de stockage informatique pour l'indication d'informations. Le procédé comprend les étapes suivantes : un terminal génère des informations d'indication sur la base d'une technologie d'accès radio (RAT) sélectionnée par le terminal ; le terminal transmet les informations d'indication à un dispositif de réseau, les informations d'indication étant utilisées par le dispositif de réseau pour exécuter une configuration de transmission sur des données devant être transmises par le terminal sur la base de la RAT sélectionnée par le terminal. L'invention permet d'éviter qu'une transmission de données échoue en raison de versions incompatibles de protocoles de communication lorsqu'un terminal transmet des données.
PCT/CN2018/076787 2018-02-14 2018-02-14 Procédé, dispositif, et système d'indication d'informations WO2019157689A1 (fr)

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CN112187529A (zh) * 2020-09-15 2021-01-05 中信银行股份有限公司 一种配置信息更新方法、装置、系统、电子设备和可读存储介质
CN113315723A (zh) * 2020-02-27 2021-08-27 维沃移动通信有限公司 时延上报方法、终端设备及网络设备
WO2021244264A1 (fr) * 2020-05-30 2021-12-09 华为技术有限公司 Procédé, appareil et système de communication
CN113783677A (zh) * 2021-09-13 2021-12-10 珠海格力电器股份有限公司 一种数据传输方法、装置、电子设备及存储介质
CN113950107A (zh) * 2020-07-15 2022-01-18 中国移动通信有限公司研究院 业务迁移方法、装置、设备及存储介质
CN114208227A (zh) * 2019-10-31 2022-03-18 Oppo广东移动通信有限公司 无线通信的方法和终端设备
WO2022082640A1 (fr) * 2020-10-22 2022-04-28 Nokia Shanghai Bell Co., Ltd. Enregistrement d'annulation de défaillance
WO2022150413A1 (fr) * 2021-01-11 2022-07-14 Qualcomm Incorporated Sélection de réseau basée sur une variante standard pour une technologie d'accès radio

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