WO2019192051A1 - 无线通信方法、终端和网络设备 - Google Patents
无线通信方法、终端和网络设备 Download PDFInfo
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- WO2019192051A1 WO2019192051A1 PCT/CN2018/086163 CN2018086163W WO2019192051A1 WO 2019192051 A1 WO2019192051 A1 WO 2019192051A1 CN 2018086163 W CN2018086163 W CN 2018086163W WO 2019192051 A1 WO2019192051 A1 WO 2019192051A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
- H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
- H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
- H04L69/324—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the data link layer [OSI layer 2], e.g. HDLC
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W74/002—Transmission of channel access control information
- H04W74/008—Transmission of channel access control information with additional processing of random access related information at receiving side
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- H—ELECTRICITY
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- H04W76/11—Allocation or use of connection identifiers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
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- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
Definitions
- the present application relates to the field of communications, and more particularly to a wireless communication method, terminal, and network device.
- the terminal may send the identifier information of the terminal to the network device in message 3 (MSG3) of the random access procedure.
- MSG3 message 3
- the identification information or other parameters sent by the terminal to the network device need to occupy more bits, or more parameters need to be transmitted in the random access process, therefore, how to solve This issue is an urgent problem to be solved.
- the embodiments of the present application provide a wireless communication method and device, which can transmit parameters occupying more bits and/or transmit more parameters in a random access procedure.
- the first aspect provides a wireless communication method, including: the terminal sends a first message to the network device, where the first message is a message 3MSG3 in a random access process, where the first message carries the first parameter. Part of the information;
- the terminal receives a response message sent by the network device for the first message, where the response message is a message 4MSG4 in a random access procedure.
- the method further includes:
- the terminal sends a second message to the network device, where the second message carries information other than the part of the first parameter.
- the second message is the message 5MSG5 of the random access procedure.
- the first parameter is:
- the identifier information of the terminal or a parameter indicating a network slice where the terminal is located, or a setup cause value carried in the MSG3, or an inactive radio network temporary identifier I-RNTI.
- the identifier information is S-TMSI or 5G-S-TMSI of the terminal.
- the first parameter is the identifier information of the terminal, and the method further includes:
- the terminal is carried in the response message according to the part information of the identifier information, and determines that the response message is for the first message sent by the terminal.
- the first parameter is the identifier information of the terminal, where the first message is carried.
- the partial information is: information other than the information of the target core network device of the non-access stratum NAS message of the terminal in the identifier information of the terminal.
- the total number of bits required for the identification information is 48 bits.
- the first parameter is an identifier information of the terminal, and a location carried in the second message
- the remaining information is: information for identifying a target core network device of the NAS message sent by the terminal.
- the first message further includes part or all of the information of the second parameter.
- the second parameter includes: a parameter used to indicate a network slice that the terminal accesses, Or the establishment cause value carried in the MSG3, or the I-RNTI.
- the establishing the cause value occupies more than 3 bits;
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the first message is used to indicate a radio resource control RRC connection request, or an RRC request message.
- the second message is used to indicate that the RRC connection setup is complete, the RRC connection recovery is complete, the RRC setup is complete, or The RRC resumes the completion of the message.
- the access network device that the terminal currently accesses is an access network device of a long term evolution LTE system
- the core network device currently accessed is the core network device of the 5G system.
- a wireless communication method including:
- the network device receives the first message sent by the terminal, where the first message is the message 3MSG3 in the random access process, where the first message carries part of the information in the first parameter;
- the network device sends a response message to the terminal, where the response message is a message 4MSG4 in a random access procedure.
- the method further includes:
- the network device receives the second message sent by the terminal, where the second message carries information other than the part of the first parameter.
- the second message is the message 5MSG5 of the random access procedure.
- the first parameter is:
- the identifier information of the terminal or a parameter indicating a network slice where the terminal is located, or a setup cause value carried in the MSG3, or an inactive radio network temporary identifier I-RNTI.
- the identifier information is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first parameter is the identifier information of the terminal
- the response message carries the identifier The partial information of the information.
- the first parameter is the identifier information of the terminal, where the first message is carried.
- the partial information is: information other than the information of the target core network device of the non-access stratum NAS message of the terminal in the identifier information of the terminal.
- the total number of bits required for the identification information is 48 bits.
- the first parameter is identifier information of the terminal
- the second message carries The remaining information is: information for identifying a target core network device of the NAS message sent by the terminal.
- the first message further includes part or all of the information of the second parameter.
- the second parameter includes: a parameter used to indicate a network slice that the terminal accesses, Or the establishment cause value carried in the MSG3, or the I-RNTI.
- the establishing the cause value occupies more than 3 bits;
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the first message is used to indicate a radio resource control RRC connection request, or an RRC request message.
- the second message is used to indicate that the RRC connection establishment is complete, the RRC connection recovery is complete, the RRC establishment is completed, or The RRC resumes the completion of the message.
- the access network device that the terminal currently accesses is an access network device of the Long Term Evolution (LTE) system
- the core network device currently accessed is the core network device of the 5G system.
- LTE Long Term Evolution
- a wireless communication method including:
- the terminal sends a first message to the network device, where the first message is a message 3MSG3 in the random access process;
- the terminal receives a response message sent by the network device for the first message, where the response message is a message 4MSG4 in a random access procedure;
- the terminal sends a second message to the network device, where the second message carries the identifier information of the terminal device, and the second message is a message 5MSG5 of the random access procedure.
- the identifier information of the terminal device is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first message in another possible implementation manner of the third aspect, carries a random number.
- the number of bits occupied by the random number is smaller than the number of bits occupied by the identifier information.
- the terminal stores the identifier information before sending the first message.
- the first message carries at least one of the following parameters: used to indicate that the terminal is connected
- the establishing the cause value occupies more than 3 bits;
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the access network device that the terminal currently accesses is an access network device of a long term evolution LTE system
- the core network device currently accessed is the core network device of the 5G system.
- a wireless communication method including:
- the network device receives the first message sent by the terminal device, where the first message is a message 3MSG3 in the random access process;
- the network device For the first message, the network device sends a response message to the terminal device, where the response message is a message 4MSG4 in a random access procedure;
- the terminal receives the second message of the network device, where the second message carries the identifier information of the terminal device, and the second message is the message 5MSG5 of the random access procedure.
- the identifier information of the terminal device is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first message carries a random number.
- the number of bits occupied by the random number is smaller than the number of bits occupied by the identifier information.
- the first message carries at least one of the following parameters: used to indicate that the terminal is connected
- the establishing the cause value occupies more than 3 bits;
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the access network device that the terminal is currently accessing is an access network device of the Long Term Evolution (LTE) system
- the core network device currently accessed is the core network device of the 5G system.
- LTE Long Term Evolution
- a wireless communication method including:
- the identifier information of the terminal device is carried in the MSG3;
- the terminal device sends the MSG3 carrying the identification information to the network device.
- the identifier information is an inactive radio network temporary identifier I-RNTI of the terminal device.
- the identifier information is a recovery identifier RESUME ID of the terminal device.
- the method is used in the first system, where the access network device of the first system
- the core network device of the first system is a 5G core network 5GC device.
- the identifier information of the terminal device is smaller than the terminal device that is carried in the MSG3 in the second system.
- the identifier information includes first identifier information of the access network device, and is used to indicate the terminal device The second identifier information in the access network device, where the first identifier information is identifier information of the LTE access network device.
- the number of bits occupied by the identifier information is less than 52 bits.
- the method is used in a second system, where the second network access network device For the NR access network device, the core network device of the second system is a 5GC device.
- a terminal for performing any of the foregoing first aspect or any possible implementation of the first aspect or any possible implementation of the third or third aspect or the fifth or fifth aspect
- the method in any possible implementation comprises any possible implementation of the first aspect or the first aspect described above or any possible implementation of the third or third aspect or any possible aspect of the fifth or fifth aspect A functional module of the method in the implementation.
- a network device for performing any of the possible implementations of the second aspect or the second aspect or the method of any of the fourth or fourth aspect.
- the network device comprises functional modules for performing any of the possible implementations of the second aspect or the second aspect described above or the method of any of the fourth or fourth aspects of the fourth aspect.
- a terminal including a processor, a memory, and a transceiver.
- the processor, the memory, and the transceiver communicate with each other through an internal connection path, transmitting control and/or data signals, such that the terminal performs any of the first aspect or any possible implementation of the first aspect or A third aspect or any possible implementation of the third aspect or the method of any of the fifth or fifth possible aspects.
- a network device including a processor, a memory, and a transceiver.
- the processor, the memory, and the transceiver communicate with each other through an internal connection path, transmitting control and/or data signals, such that the network device performs any of the second or second aspects of the foregoing possible implementations Or the method of any of the fourth aspect or any possible implementation of the fourth aspect.
- a computer readable medium for storing a computer program, the computer program comprising instructions for performing the above method or any possible implementation.
- a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method of the above method or any possible implementation.
- a chip is provided for implementing the method of any of the above aspects or implementations thereof.
- the chip includes a processor for calling and running a computer program from the memory such that the device on which the chip is mounted performs the method of any of the above aspects or implementations thereof.
- a computer program which, when executed on a computer, causes the computer to perform the method of any of the above aspects or implementations thereof.
- part of the information of the first parameter is transmitted, and the transmission of the first parameter of the more bits may be implemented, and/or the bit of the first parameter is spared. Can be occupied by other parameters, so it is possible to transfer more parameters.
- FIG. 1 is a schematic diagram of a wireless system in accordance with an embodiment of the present application.
- FIG. 2 is a schematic diagram of a random access procedure according to an embodiment of the present application.
- FIG. 3 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 4 is a schematic diagram of an MSG 3 in accordance with an embodiment of the present application.
- FIG. 5 is a schematic diagram of an MSG 3 in accordance with an embodiment of the present application.
- FIG. 6 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 7 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 8 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 9 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 10 is a schematic block diagram of a terminal according to an embodiment of the present application.
- FIG. 11 is a schematic block diagram of a network device in accordance with an embodiment of the present application.
- FIG. 12 is a schematic block diagram of a system chip in accordance with an embodiment of the present application.
- FIG. 13 is a schematic block diagram of a communication device in accordance with an embodiment of the present application.
- FIG. 14 is a schematic block diagram of a communication system in accordance with an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- UMTS Universal Mobile Telecommunication System
- WiMAX Worldwide Interoperability for Microwave Access
- NR New Radio
- FIG. 1 shows a wireless communication system 100 to which an embodiment of the present application is applied.
- the wireless communication system 100 can include a network device 110.
- Network device 100 can be a device that communicates with a terminal device.
- Network device 100 may provide communication coverage for a particular geographic area and may communicate with terminal devices (e.g., UEs) located within the coverage area.
- the network device 100 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, or may be a base station (NodeB, NB) in a WCDMA system, or may be an evolved base station in an LTE system.
- BTS Base Transceiver Station
- NodeB NodeB
- the network device can be a relay station, an access point, an in-vehicle device, a wearable device, A network side device in a future 5G network or a network device in a publicly available Public Land Mobile Network (PLMN) in the future.
- PLMN Public Land Mobile Network
- the wireless communication system 100 also includes at least one terminal device 120 located within the coverage of the network device 110.
- Terminal device 120 can be mobile or fixed.
- the terminal device 120 may refer to an access terminal, a user equipment (User Equipment, UE), a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, and a wireless communication.
- the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
- SIP Session Initiation Protocol
- WLL Wireless Local Loop
- PDA Personal Digital Assistant
- a functional handheld device a computing device or other processing device connected to a wireless modem, an in-vehicle device, a wearable device, a terminal device in a 5G network, or a terminal device in a future evolved PLMN, or the like.
- D2D device to device communication
- D2D device to device
- the 5G system or network may also be referred to as a New Radio (NR) system or network.
- NR New Radio
- FIG. 1 exemplarily shows one network device and two terminal devices.
- the wireless communication system 100 may include a plurality of network devices and may include other numbers of terminal devices within the coverage of each network device. The application embodiment does not limit this.
- the wireless communication system 100 may further include other network entities, such as a network controller, a mobility management entity, and the like.
- network entities such as a network controller, a mobility management entity, and the like.
- system and “network” are used interchangeably herein.
- the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
- the character "/" in this article generally indicates that the contextual object is an "or" relationship.
- FIG. 2 is a schematic flowchart of a random access procedure according to an embodiment of the present application.
- the terminal sends a message 1 (MSG1) to the network device, where the MSG1 can carry a random access preamble (Preamble).
- MSG1 message 1
- Preamble random access preamble
- the network device may send a response message in response to the MSG1, that is, message 2 (MSG2).
- MSG2 message 2
- the network device may calculate a Random Access Radio Network Temporary Identifier (RA-RNTI) according to the resource location of the MSG1, and use the RA-RNTI to scramble the MSG2.
- RA-RNTI Random Access Radio Network Temporary Identifier
- the network device may carry an uplink grant (UL Grant) in the MSG2, and is used to instruct the terminal to send the resource occupied by the message 3 (MSG3).
- UL Grant uplink grant
- MSG3 message 3
- the terminal may send a message 3 (MSG3) to the network device according to the MSG2.
- MSG3 message 3
- the terminal may acquire the RA-RNTI according to the resource location of the MSG1, and perform descrambling on the MSG2.
- the terminal may send the MSG3 according to the UL Grant in the MSG2.
- the MSG3 may carry identifier information of the terminal device, and the like.
- the network device may send a message 4 (MSG4) to the terminal according to the MSG3.
- MSG4 message 4
- the network device may carry information in one or more parameters carried in the MSG3 in the MSG4, where the terminal identifies that the MSG3 is directed to the terminal itself.
- the terminal may send a message 5 (message 5) to the network device according to the MSG4 after determining that the MSG4 is for itself.
- the MSG3 may carry the identification information of the terminal, and the identifier information may be 5G-S-TMSI, where the number of bits occupied by the 5G-S-TMSI may be greater than the number of bits occupied by the S-TMSI in the LTE system, for example,
- the 40bit of LTE is extended to 48bit.
- the S-TMSI may be a system architecture evolution temporary mobile subscriber identity (SAE Temporary Mobile Subscriber Identity).
- the 5G-S-TMSI may include an AMF Set ID, an AMF Pointer, and a 5G-TMSI (Temporary Mobile Subscriber Identity), where The AMF Set ID and the AMF Pointer indicate AMF information, and the 5G-TMSI is the unique UE identifier within the AMF.
- AMF Set ID and the AMF Pointer indicate AMF information
- 5G-TMSI is the unique UE identifier within the AMF.
- 5G-S-TMSI may have other name names as long as the information parameters including the above parts are within the protection scope of the present application.
- the number of bits occupied by the establishment cause value carried by the MSG in the 5G system may be greater than 3, for example, not less than 8 bits, or even 16 bits.
- the identity of the slice may also need to be carried in the MSG.
- the identifier of the network slice can be, for example, at least 24 bits, which is also a larger load for the MSG3.
- MSG3 can only transmit a limited number of bits due to the size of the Common Control Channel (CCCH) Service Data Unit (SDU).
- CCCH Common Control Channel
- SDU Service Data Unit
- the embodiments of the present application provide the following methods and devices to solve the problem.
- FIG. 3 is a schematic flowchart of a wireless communication method 300 according to an embodiment of the present application.
- the method 300 includes at least a portion of the following.
- the terminal sends a first message to the network device, where the first message is the MSG3 in the random access process, where the first message carries part of the information in the first parameter.
- the first parameter is: identifier information of the terminal, or a parameter used to indicate a network slice where the terminal is located, or a setup cause value carried in the MSG3, or inactive.
- I-RNTI Inactive Radio Network Temporary Identity
- the identifier information is S-TMSI or 5G-S-TMSI.
- the S-TMSI or the 5G-S-TMSI may include information of a target core network device of a Non-Access-Stratume (NAS) message sent by the terminal and information for identifying the terminal device.
- NAS Non-Access-Stratume
- S-TMSI and 5G-S-TMSI may also be other names as long as they include the two parts of information mentioned above, that is, within the scope of protection of the present application.
- the total number of bits required for the identification information is 40 bits or 48 bits.
- the first parameter is the identifier information of the terminal
- the part of the information carried in the first message is: a non-access stratum NAS message of the terminal in the identifier information of the terminal.
- 5G-S-TMSI is composed of different domains, including bits indicating the core network device, Access and Mobility Management Function (AMF), since this part may be for many terminals Common, so information other than this part of the information can be transmitted only in MSG3.
- AMF Access and Mobility Management Function
- the 40-bit S-TMSI may not transmit the high-order (ie, the bit identifying the Mobility Management Entity MME information) in the MSG3, and the purpose is not to increase the collision probability of the access procedure.
- the information used to identify the core network device may be a Global Unique Mobility Management Entity Identifier (GUMMEI), or may be a Globally Unique AMF Identifier (GUAMI).
- GUMMEI Global Unique Mobility Management Entity Identifier
- GUIAMI Globally Unique AMF Identifier
- 5G-S-TMSI or S-TMSI in the embodiment of the present application may also be a number of bits other than 48 bits and 40 bits, which is not specifically limited in this embodiment of the present application.
- the identifier information may also be a random number.
- a shorter number of random numbers may be generated, for example, The number of bits of the random number may be less than the number of bits occupied by 5G-S-TMSI or T-TMSI.
- the embodiment of the present application may also generate a random number that occupies a large number of bits, but only transmits a partial bit of the random number in the MSG3.
- the MSG3 may also transmit a second parameter, where the second parameter includes: a parameter used to indicate a network slice accessed by the terminal, or a setup cause value carried in the MSG3, or I-RNTI.
- the second parameter includes: a parameter used to indicate a network slice accessed by the terminal, or a setup cause value carried in the MSG3, or I-RNTI.
- the I-RNTI may be an Inactive Radio Network Temporary Identity (I-RATI).
- I-RATI Inactive Radio Network Temporary Identity
- the RNTI may be a Cell Radio Network Temporary Identifier.
- the parameter used to indicate the network slice accessed by the terminal may be Single Network Slice Selection Assistance Information (S-NSSAI).
- S-NSSAI Single Network Slice Selection Assistance Information
- the first message further includes part or all of the information of the second parameter.
- the bit occupied by the establishment cause value carried in the MSG3 is greater than 3 bits.
- the bit carried in the MSG3 for indicating the parameter of the network slice where the terminal is located is 24 bits.
- the parameter used to indicate the network slice in which the terminal is located may also be other bit numbers, which is not specifically limited in the implementation of the present application.
- the first message is used to indicate a radio resource control RRC connection request, or an RRC request message.
- the first message may be an RRCConnectionRequest or an RCCRequest or the like.
- the terminal receives a response message sent by the network device for the first message, where the response message is a message 4MSG4 in a random access procedure.
- the first parameter is the identifier information of the terminal
- the terminal information is carried in the response message according to the part information of the identifier information, and determining that the response message is sent by the terminal.
- the first message is the identifier information of the terminal
- the network device may carry the part of the identifier information in the MSG3 in the MSG4, and the terminal may determine, according to the part information carried in the MSG4, that the MSG4 is for the terminal. .
- the terminal sends a second message to the network device, where the second message carries information other than the part of the first parameter.
- the first parameter is the identifier information of the terminal
- the remaining information carried in the second message is: information used to identify the target core network device of the NAS message sent by the terminal.
- the terminal device can determine the identifier information of the terminal device according to the information carried in the first message and the information carried in the second message.
- the identifier information may be cut according to other manners.
- the embodiment of the present application does not specifically limit this.
- identifier information may not be carried in the second message.
- the part of the first message information that is not transmitted is GUMMAI, the transmission of the part may not be performed.
- the first message carries part of the information of the S-TMSI or the 5G-S-TMSI, and carries all the information of the S-TMSI or the 5G-S-TMSI in the second message.
- the second message is the message 5MSG5 of the random access procedure.
- the second message is used to indicate that the RRC connection establishment is complete, the RRC connection recovery is complete, the RRC establishment is complete, or the RRC recovery is complete.
- the MSG5 may be an RRCConnectionSetupComplete, or an RRCSetupComplete or an RRCResumeComplete or an RRCConnectionResumeComplete.
- the access network device currently accessed by the terminal is an access network device of the Long Term Evolution (LTE) system
- the currently accessed core network device is a core network device of the 5G system.
- LTE Long Term Evolution
- the access network device currently accessed by the terminal is an access network device of the 5G system
- the core network device currently accessed is a core network device of the 5G system.
- the access network device currently accessed by the terminal is an access network device of the Long Term Evolution (LTE) system
- the core network device currently accessed is a core network device of the LTE system.
- LTE Long Term Evolution
- the access network device currently accessed by the terminal is an access network device of the 5G system
- the core network device currently accessed is a core network device of the LTE system.
- the number of bits occupied by the 5G-S-TMSI may be larger than the number of bits occupied by the S-TMSI in the LTE system, for example, it may be extended from 40 bits of LTE to 48 bits.
- the number of bits occupied by the establishment cause value carried by the MSG in the 5G system may be greater than 3, for example, not less than 8 bits, or even 16 bits.
- the identity of the slice may also need to be carried in the MSG.
- the identifier of the network slice can be, for example, at least 24 bits, which is also a larger load for the MSG3.
- This implementation does not consider S-NSSAI and occupies a larger number of establishment causes, only considering how to support larger 5G-S-TMSI.
- the MSG3 occupation is saved by dividing the UE ID identifier.
- a 48-bit 5G-S-TMSI can place the first 40 bits in MSG3 and the extra 8 bits in MSG5.
- 48 bits can also be allocated in other ways, for example, 24 bits are placed in MSG3 and 24 bits are placed in MSG5. In this way, the bit saved in the UE ID field can be used to transmit the establishment cause or other parameters.
- This embodiment considers a new establishment cause, regardless of the 5G-S-TMSI size change and the S-NSSAI.
- the increase of Cause requires more bits, but not much, such as adding 1 bit.
- the spare bit of the MSG3 may be occupied, or the 40-bit UE ID may be divided. For example, as shown in FIG. 5, 32 bits are placed in the MSG3, and 8 bits are placed in the MSG 5.
- the S-NSSAI size can be 24 bits, if the S-NSSAI is transmitted in the MSG3 by cutting the UE-ID, the segmentation can be performed at 24+24 as needed.
- parameter segmentation when parameter segmentation is involved, it can be cut from the MSB or the LSB can be cut.
- the first parameter can be, for example, S-TMSI or 5G-S-TMSI. However, it should be understood that the embodiments of the present application are not limited thereto.
- FIG. 6 is a schematic flow diagram of a method 1000 in accordance with an embodiment of the present application. As shown in FIG. 6, the method 1000 includes at least a portion of the following.
- the terminal sends a first message to the network device, where the first message is the MSG3 in the random access procedure.
- the terminal receives a response message sent by the network device for the first message, where the response message is a message 4MSG4 in a random access procedure;
- the terminal sends a second message to the network device, where the second message carries the identifier information of the terminal device, where the second message is the MSG5 of the random access procedure.
- the identifier information of the terminal device is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first message carries a random number.
- the number of bits occupied by the random number is smaller than the number of bits occupied by the identifier information.
- the random number occupies 40 bits and the identification information occupies 48 bits.
- the network device may carry the random number in the MSG4, and the terminal identifies that the MSG4 is directed to the terminal itself.
- the terminal stores the identifier information before sending the first message.
- the random number can be transmitted in the MSG3.
- the first message carries at least one of the following parameters: a parameter used to indicate a network slice accessed by the terminal, or an establishment cause value carried in the MSG3, or I- RNTI.
- the bit occupied by the establishment cause value is greater than 3 bits; and/or the bit used to indicate the parameter of the network slice where the terminal is located is 24 bits.
- FIG. 7 is a schematic flowchart of a wireless communication method 400 according to an embodiment of the present application. As shown in FIG. 7, the method 400 includes at least some of the following.
- the network device receives the first message sent by the terminal, where the first message is the message 3MSG3 in the random access process, where the first message carries part of the information in the first parameter.
- the network device sends a response message to the terminal, where the response message is the message 4MSG4 in the random access procedure.
- the network device receives the second message sent by the terminal, where the second message carries information other than the part of the first parameter.
- the second message is the message 5MSG5 of the random access procedure.
- the first parameter is:
- the identifier information is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first parameter is identifier information of the terminal
- the response message carries the part information of the identifier information
- the first parameter is the identifier information of the terminal
- the part of the information carried in the first message is: a non-access stratum NAS message of the terminal in the identifier information of the terminal.
- the total number of bits required for the identification information is 48 bits.
- the first parameter is the identifier information of the terminal
- the remaining information carried in the second message is: a target core network device used to identify the NAS message sent by the terminal. information.
- the first message further includes part or all of the information of the second parameter.
- the second parameter includes: a parameter used to indicate a network slice accessed by the terminal, or an establishment cause value carried in the MSG3, or an I-RNTI.
- the bit occupied by the establishment cause value is greater than 3 bits; and/or,
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the first message is used to indicate a radio resource control RRC connection request, or an RRC request message.
- the second message is used to indicate that the RRC connection establishment is complete, the RRC connection recovery is complete, the RRC establishment is complete, or the RRC recovery is complete.
- the access network device currently accessed by the terminal is an access network device of the Long Term Evolution (LTE) system
- the currently accessed core network device is a core network device of the 5G system.
- LTE Long Term Evolution
- the method 400 can refer to the description in the method 300, and for brevity, no further details are provided herein.
- FIG. 8 is a schematic flowchart of a wireless communication method 1200 according to an embodiment of the present application.
- the method 1200 includes at least some of the following.
- the network device receives a first message sent by the terminal device, where the first message is a message 3MSG3 in the random access process;
- the network device sends a response message to the terminal device, where the response message is a message 4MSG4 in a random access procedure;
- the terminal receives a second message sent by the network device, where the second message carries the identifier information of the terminal device, and the second message is a message 5MSG5 of the random access procedure.
- the identifier information of the terminal device is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first message carries a random number.
- the number of bits occupied by the random number is smaller than the number of bits occupied by the identifier information.
- the first message carries at least one of the following parameters: a parameter used to indicate a network slice accessed by the terminal, or an establishment cause value carried in the MSG3, Or I-RNTI.
- the bit occupied by the establishment cause value is greater than 3 bits; and/or,
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- FIG. 9 is a schematic flowchart of a wireless communication method 1300 according to an embodiment of the present application.
- the method 1300 includes at least some of the following.
- the identifier information of the terminal device is carried in the MSG3.
- the identifier information of the terminal device may be carried in the MSG3, and the identifier information in the MSG3 may be complete identifier information, which is not truncated.
- the terminal device sends the MSG3 carrying the identification information to the network device.
- the identifier information is an inactive radio network temporary identifier I-RNTI of the terminal device.
- the I-RNTI of the terminal may be carried in the MSG3 in a random access procedure. In order to identify the terminal device.
- the identifier information of the terminal device is a recovery identifier of the terminal device.
- the resume ID of the terminal device may be carried in the MSG3 during the random access process.
- the method 1300 is used in a first system, where an access network device of the first system is a long term evolution LTE access network device, and a core of the first system
- the network device is a 5G core network 5GC device.
- the length of the identifier information of the terminal device is smaller than the length of the identifier information of the terminal device that is carried in the MSG3 in the second system.
- the access network device of the second system is a new wireless NR access network device, and the core network device of the second system is a 5GC device.
- the identifier information includes first identifier information of the access network device and second identifier information used to indicate that the terminal device is in the access network device;
- the first identifier information is identifier information of the LTE access network device.
- the number of bits occupied by the identifier information is less than 52 bits.
- the identifier information of the terminal device may be 40 bits, wherein the length of the first identifier information may be 20 bits, and the length of the second identifier information may be 20 bits.
- the method 1300 is used in a second system, where an access network device of the second system is an NR access network device, and a core network device of the second system is used.
- an access network device of the second system is an NR access network device
- a core network device of the second system is used.
- 5GC equipment For 5GC equipment.
- the identifier information of the terminal device may be 52 bits or less than 52 bits.
- the above FIG. 9 provides a wireless communication method, and another wireless communication method is provided below.
- the method and method 1300 may be a parallel method.
- the method is used in the first system, the access network device of the first system is a long-term evolution LTE access network device, and the core network device of the first system is a 5G core network 5GC device, and the method includes the following content.
- the terminal device sends the MSG3 to the network device, where the MSG3 includes the identifier information of the terminal device, where the length of the identifier information is less than 52 bits or smaller than the identifier information of the terminal device carried in the MSG3 in the second system.
- the length wherein the access network device of the second system is a new wireless NR access network device, and the core network device of the second system is a 5GC device.
- the terminal device receives the message 4MSG4 sent by the network device for the MSG3.
- the network device receives the MSG3 sent by the terminal device, where the MSG3 includes the identifier information of the terminal device, where the length of the identifier information is less than 52 bits or smaller than the identifier information of the terminal device that is carried in the MSG3 in the second system.
- the length of the access network device of the second system is a new wireless NR access network device, and the core network device of the second system is a 5GC device.
- the network device sends a message 4MSG4 to the network device for the MSG3.
- the identifier information is an inactive radio network temporary identifier I-RNTI of the terminal device.
- the I-RNTI of the terminal may be carried in the MSG3 in a random access procedure. In order to identify the terminal device.
- the identifier information of the terminal device is a recovery identifier of the terminal device.
- the resume ID of the terminal device may be carried in the MSG3 during the random access process.
- the identifier information includes first identifier information of the access network device and second identifier information used to indicate that the terminal device is in the access network device;
- the first identifier information is identifier information of the LTE access network device.
- the identifier information of the terminal device may be 40 bits, wherein the length of the first identifier information may be 20 bits, and the length of the second identifier information may be 20 bits.
- the identifier information of the terminal device carried by the MSG3 is less than 52 bits or less.
- the terminal device receives the message 4MSG4 sent by the network device for the MSG3, so that the number of bits carried by the MSG3 can be reduced.
- FIG. 10 is a schematic block diagram of a terminal 500 in accordance with an embodiment of the present application. As shown in FIG. 10, the terminal 500 includes a processing unit 510 and a transceiver unit 520.
- the processing unit 510 is configured to: generate a first message, where the first message is a message 3MSG3 in a random access process, where the first message carries part of the information in the first parameter.
- the transceiver unit 520 is configured to: send a first message to the network device, where the first message is a message 3MSG3 in the random access process, where the first message carries part of the information in the first parameter; and, receives the network device For the response message sent by the first message, the response message is the message 4MSG4 in the random access procedure.
- the transceiver unit 520 is configured to:
- the second message is the message 5MSG5 of the random access procedure.
- the first parameter is:
- the identifier information is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first parameter is identifier information of the terminal
- the processing unit 510 is further configured to:
- the part of the information according to the identifier information is carried in the response message, and the response message is determined to be the first message sent by the terminal.
- the first parameter is the identifier information of the terminal
- the part of the information carried in the first message is: a non-access stratum NAS message of the terminal in the identifier information of the terminal.
- the total number of bits required for the identification information is 48 bits.
- the first parameter is the identifier information of the terminal
- the remaining information carried in the second message is: a target core network device used to identify the NAS message sent by the terminal. information.
- the first message further includes part or all of the information of the second parameter.
- the second parameter includes: a parameter used to indicate a network slice accessed by the terminal, or an establishment cause value carried in the MSG3, or an I-RNTI.
- the bit occupied by the establishment cause value is greater than 3 bits; and/or,
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the first message is used to indicate a radio resource control RRC connection request, or an RRC request message.
- the second message is used to indicate that the RRC connection establishment is complete, the RRC connection recovery is complete, the RRC establishment is complete, or the RRC recovery is complete.
- the access network device currently accessed by the terminal is an access network device of the Long Term Evolution (LTE) system
- the currently accessed core network device is a core network device of the 5G system.
- LTE Long Term Evolution
- the terminal can implement the corresponding operations implemented by the terminal in the method 300. For brevity, details are not described herein again.
- the terminal 500 in the embodiment of the present application may further implement an implementation operation of the terminal in the method 1000.
- the processing unit 510 is configured to: generate a first message, where the first message is a message 3MSG3 in a random access procedure;
- the transceiver unit 520 is configured to: send the first message; and receive a response message sent by the network device for the first message, where the response message is a message 4MSG4 in a random access procedure;
- the processing unit 510 is further configured to: generate a second message, where the second message carries the identifier information of the terminal device, and the second message is a message 5MSG5 of the random access procedure;
- the transceiver unit 520 is further configured to: send a second message to the network device, where the second message carries the identifier information of the terminal device, and the second message is a message 5MSG5 of the random access procedure.
- the identifier information of the terminal device is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first message carries a random number.
- the number of bits occupied by the random number is smaller than the number of bits occupied by the identifier information.
- the terminal stores the identifier information before sending the first message.
- the first message carries at least one of the following parameters: a parameter used to indicate a network slice accessed by the terminal, or an establishment cause value carried in the MSG3, Or I-RNTI.
- the bit occupied by the establishment cause value is greater than 3 bits; and/or,
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the terminal 500 in the embodiment of the present application may further implement an implementation operation of the terminal in the method 1300.
- the processing unit is configured to: when the message 3MSG3 of the random access process can receive the identifier information of the terminal, carry the identifier information of the terminal in the MSG3;
- the transceiver unit is configured to: send, to the network device, the MSG3 that carries the identifier information.
- the identifier information is an inactive radio network temporary identifier I-RNTI of the terminal.
- the identifier information is a recovery identifier RESUME ID of the terminal.
- the terminal is used in the first system, where the access network device of the first system is a long-term evolution LTE access network device, and the core network device of the first system is a 5G core network 5GC device. .
- the length of the identifier information of the terminal is smaller than the length of the identifier information of the terminal that is carried in the MSG3 in the second system, where the access network device of the second system is a new wireless NR access network device.
- the core network device of the second system is a 5GC device.
- the identifier information includes first identifier information of the access network device and second identifier information that is used to indicate that the terminal is in the access network device, where the first identifier information is an LTE interface. Identification information of the network access device.
- the number of bits occupied by the identification information is less than 52 bits.
- the terminal is used in the second system, where the access network device of the second system is an NR access network device, and the core network device of the second system is a 5GC device.
- FIG. 11 is a schematic block diagram of a network device 600 in accordance with an embodiment of the present application. As shown in FIG. 11, the network device 600 includes a transceiver unit 610 and a processing unit 620.
- the transceiver unit 610 is configured to: receive the first message sent by the terminal, where the first message is the message 3MSG3 in the random access process, where the first message carries part of the information in the first parameter;
- the processing unit 620 is configured to generate a response message for the first message, where the response message is a message 4MSG4 in a random access procedure;
- the transceiver unit 610 is further configured to: send the response message to the terminal.
- the transceiver unit 610 is further configured to:
- the second message is the message 5MSG5 of the random access procedure.
- the first parameter is:
- the identifier information is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first parameter is identifier information of the terminal
- the response message carries the part information of the identifier information
- the first parameter is the identifier information of the terminal
- the part of the information carried in the first message is: a non-access stratum NAS message of the terminal in the identifier information of the terminal.
- the total number of bits required for the identification information is 48 bits.
- the first parameter is the identifier information of the terminal
- the remaining information carried in the second message is: a target core network device used to identify the NAS message sent by the terminal. information.
- the first message further includes part or all of the information of the second parameter.
- the second parameter includes: a parameter used to indicate a network slice accessed by the terminal, or an establishment cause value carried in the MSG3, or an I-RNTI.
- the bit occupied by the establishment cause value is greater than 3 bits; and/or,
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- the first message is used to indicate a radio resource control RRC connection request, or an RRC request message.
- the second message is used to indicate that the RRC connection establishment is complete, the RRC connection recovery is complete, the RRC establishment is complete, or the RRC recovery is complete.
- the access network device currently accessed by the terminal is an access network device of the Long Term Evolution (LTE) system
- the currently accessed core network device is a core network device of the 5G system.
- LTE Long Term Evolution
- terminal can implement corresponding operations implemented by the method 400 network device, and details are not described herein for brevity.
- the network device 600 in the embodiment of the present application may also implement the implementation operation of the terminal in the method 1200.
- the transceiver unit 610 is configured to: receive a first message sent by the terminal device, where the first message is a message 3MSG3 in a random access process;
- the processing unit 620 is configured to: generate, for the first message, a response message, where the response message is a message 4MSG4 in a random access procedure;
- the transceiver unit 610 is further configured to: send the response message to the terminal device; and receive a second message sent by the network device, where the second message carries identifier information of the terminal device, The second message is the message 5MSG5 of the random access procedure.
- the identifier information of the terminal device is an S-TMSI or a 5G-S-TMSI of the terminal.
- the first message carries a random number.
- the number of bits occupied by the random number is smaller than the number of bits occupied by the identifier information.
- the first message carries at least one of the following parameters: a parameter used to indicate a network slice accessed by the terminal, or an establishment cause value carried in the MSG3, Or I-RNTI.
- the bit occupied by the establishment cause value is greater than 3 bits; and/or,
- the bit used to indicate the parameter of the network slice in which the terminal is located is 24 bits.
- FIG. 12 is a schematic structural diagram of a system chip 700 according to an embodiment of the present application.
- the system chip 700 of FIG. 12 includes an input interface 701, an output interface 702, the processor 703, and a memory 704 that can be connected by an internal communication connection line.
- the processor 703 is configured to execute code in the memory 704.
- the processor 703 when the code is executed, the processor 703 implements a method performed by a network device in a method embodiment. For the sake of brevity, it will not be repeated here.
- the processor 803 when the code is executed, the processor 803 implements a method performed by a terminal in a method embodiment. For the sake of brevity, it will not be repeated here.
- FIG. 13 is a schematic block diagram of a communication device 800 in accordance with an embodiment of the present application.
- the communication device 800 includes a processor 810 and a memory 820.
- the memory 820 can store program code, and the processor 810 can execute the program code stored in the memory 820.
- the communication device 800 can include a transceiver 830 that can control the transceiver 830 to communicate externally.
- the processor 810 can call the program code stored in the memory 820 to perform the corresponding operations of the network device in the method embodiment.
- the processor 810 can call the program code stored in the memory 820 to perform the corresponding operations of the network device in the method embodiment.
- the processor 810 can call the program code stored in the memory 820 to perform the corresponding operations of the terminal in the method embodiment.
- the processor 810 can call the program code stored in the memory 820 to perform the corresponding operations of the terminal in the method embodiment.
- FIG. 14 is a schematic block diagram of a communication system 1400 in accordance with an embodiment of the present application. As shown in FIG. 14, the communication system 1400 includes a terminal 1410 and a network device 1420.
- the terminal 1410 can be used to implement the corresponding functions implemented by the terminal in the foregoing method 300, and the network device 1410 can be used to implement the corresponding functions implemented by the network device in the foregoing method 400 for brevity, and details are not described herein again. .
- the terminal 1410 can be used to implement the corresponding functions implemented by the terminal in the foregoing method 1000, and the network device 1410 can be used to implement the corresponding functions implemented by the network device in the foregoing method 1200 for brevity, and details are not described herein again. .
- the composition of the terminal 1410 may be as shown in the terminal 500 in FIG. 10 or the communication device 800 in FIG. 13 .
- the composition of the network device 1420 may be as shown in the network device 600 in FIG. 11 or the communication device 800 in FIG. 13 .
- details are not described herein again.
- the processor of the embodiment of the present application may be an integrated circuit chip with signal processing capability.
- each step of the foregoing method embodiment may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
- the processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a Field Programmable Gate Array (FPGA), or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
- the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the steps of the method disclosed in the embodiments of the present application 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 memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
- the memory in the embodiments of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory 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).
- SDRAM Double Data Rate SDRAM
- DDR SDRAM Double Data Rate SDRAM
- ESDRAM Enhanced Synchronous Dynamic Random Access Memory
- SLDRAM Synchronous Connection Dynamic Random Access Memory
- DR RAM direct memory bus random access memory
- the disclosed systems, devices, and methods may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present application 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 functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
- the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
- the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
- 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. .
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Abstract
Description
Claims (109)
- 一种无线通信方法,其特征在于,包括:终端向网络设备发送第一消息,所述第一消息是随机接入过程中的消息3MSG3,其中,所述第一消息携带第一参数中的部分信息;所述终端接收所述网络设备针对所述第一消息发送的响应消息,所述响应消息是随机接入过程中的消息4MSG4。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:所述终端向所述网络设备发送第二消息,其中,所述第二消息携带所述第一参数中除所述部分信息之外的其余信息。
- 根据权利要求2所述的方法,其特征在于,所述第二消息为随机接入过程的消息5MSG5。
- 根据权利要求1至3中任一项所述的方法,其特征在于,所述第一参数为:所述终端的标识信息,或用于指示所述终端所处的网络切片的参数,或所述MSG3中携带的建立原因值,或非激活的无线网络临时标识I-RNTI。
- 根据权利要求4所述的方法,其特征在于,所述标识信息为所述终端的***架构演进临时移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求4或5所述的方法,其特征在于,所述第一参数为所述终端的标识信息,所述方法还包括:所述终端根据所述标识信息的所述部分信息承载在所述响应消息中,确定所述响应消息是针对所述终端发送的所述第一消息的。
- 根据权利要求4至6中任一项所述的方法,其特征在于,所述第一参数为所述终端的标识信息,所述第一消息中携带的所述部分信息为:所述终端的标识信息中除所述终端的非接入层NAS消息的目标核心网设备的信息之外的信息。
- 根据权利要求4至7中任一项所述的方法,其特征在于,所述标识信息所需占用的全部比特数为48比特。
- 根据权利要求2或3所述的方法,其特征在于,所述第一参数为所述终端的标识信息,所述第二消息中携带的所述其余信息为:用于标识所述终端所发送的NAS消息的目标核心网设备的信息。
- 根据权利要求1至9中任一项所述的方法,其特征在于,所述第一消息还包括第二参数的部分或者全部信息。
- 根据权利要求10所述的方法,其特征在于,所述第二参数包括:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求11所述的方法,其特征在于,所述建立原因值所占用的比特大于3比特;和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 根据权利要求1至12中任一项所述的方法,其特征在于,所述第一消息用于指示无线资源控制RRC连接请求,或RRC请求的消息。
- 根据权利要求2或3所述的方法,其特征在于,所述第二消息用于指示RRC连接建立完成,RRC连接恢复完成,RRC建立完成或RRC恢复完成的消息。
- 根据权利要求1至14中任一项所述的方法,其特征在于,所述终端当前接入的接入网络设备为长期演进LTE***的接入网设备,以及当前接入的核心网设备为5G***的核心网设备。
- 一种无线通信方法,其特征在于,包括:网络设备接收终端发送的第一消息,所述第一消息是随机接入过程中的消息3MSG3,其中,所述第一消息携带第一参数中的部分信息;针对所述第一消息,所述网络设备向所述终端发送响应消息,所述响应消息是随机接入过程中的消息4MSG4。
- 根据权利要求16所述的方法,其特征在于,所述方法还包括:所述网络设备接收所述终端发送的第二消息,其中,所述第二消息携带所述第一参数中除所述部分信息之外的其余信息。
- 根据权利要求17所述的方法,其特征在于,所述第二消息为随机接入过程的消息5MSG5。
- 根据权利要求16至18中任一项所述的方法,其特征在于,所述第一参数为:所述终端的标识信息,或用于指示所述终端所处的网络切片的参数,或所述MSG3中携带的建立原因值,或非激活的无线网络临时标识I-RNTI。
- 根据权利要求19所述的方法,其特征在于,所述标识信息为所述终端的***架构演进临时 移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求19或20所述的方法,其特征在于,所述第一参数为所述终端的标识信息,所述响应消息承载有所述标识信息的所述部分信息。
- 根据权利要求19至21中任一项所述的方法,其特征在于,所述第一参数为所述终端的标识信息,所述第一消息中携带的所述部分信息为:所述终端的标识信息中除所述终端的非接入层NAS消息的目标核心网设备的信息之外的信息。
- 根据权利要求19至22中任一项所述的方法,其特征在于,所述标识信息所需占用的全部比特数为48比特。
- 根据权利要求17或18所述的方法,其特征在于,所述第一参数为所述终端的标识信息,所述第二消息中携带的所述其余信息为:用于标识所述终端所发送的NAS消息的目标核心网设备的信息。
- 根据权利要求16至24中任一项所述的方法,其特征在于,所述第一消息还包括第二参数的部分或者全部信息。
- 根据权利要求25所述的方法,其特征在于,所述第二参数包括:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求26所述的方法,其特征在于,所述建立原因值所占用的比特大于3比特;和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 根据权利要求16至27中任一项所述的方法,其特征在于,所述第一消息用于指示无线资源控制RRC连接请求,或RRC请求的消息。
- 根据权利要求17或18所述的方法,其特征在于,所述第二消息用于指示RRC连接建立完成,RRC连接恢复完成,RRC建立完成或RRC恢复完成的消息。
- 根据权利要求16至29中任一项所述的方法,其特征在于,所述终端当前接入的接入网络设备为长期演进LTE***的接入网设备,以及当前接入的核心网设备为5G***的核心网设备。
- 一种无线通信方法,其特征在于,包括:终端向网络设备发送第一消息,所述第一消息是随机接入过程中的消息3MSG3;所述终端接收所述网络设备针对所述第一消息发送的响应消息,所述响应消息是随机接入过程中的消息4MSG4;所述终端向所述网络设备发送第二消息,其中,所述第二消息携带所述终端设备的标识信息,所述第二消息是随机接入过程的消息5MSG5。
- 根据权利要求31所述的方法,其特征在于,所述终端设备的标识信息为所述终端的***架构演进临时移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求32所述的方法,其特征在于,所述第一消息中携带随机数。
- 根据权利要求33所述的方法,其特征在于,所述随机数占用的比特数量小于所述标识信息占用的比特数量。
- 根据权利要求31至34中任一项所述的方法,其特征在于,在发送所述第一消息之前,所述终端存储有所述标识信息。
- 根据权利要求31至35中任一项所述的方法,其特征在于,所述第一消息携带以下参数中的至少一个:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求36所述的方法,其特征在于,所述建立原因值所占用的比特大于3比特;和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 根据权利要求31至37中任一项所述的方法,其特征在于,所述终端当前接入的接入网络设备为长期演进LTE***的接入网设备,以及当前接入的核心网设备为5G***的核心网设备。
- 一种无线通信方法,其特征在于,包括:网络设备接收终端设备发送的发送第一消息,所述第一消息是随机接入过程中的消息3MSG3;针对所述第一消息,所述网络设备向所述终端设备发送响应消息,所述响应消息是随机接入过程中的消息4MSG4;所述网络设备接收所述终端的发送第二消息,其中,所述第二消息携带所述终端设备的标识信息,所述第二消息是随机接入过程的消息5MSG5。
- 根据权利要求39所述的方法,其特征在于,所述终端设备的标识信息为所述终端的***架 构演进临时移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求40所述的方法,其特征在于,所述第一消息中携带随机数。
- 根据权利要求41所述的方法,其特征在于,所述随机数占用的比特数量小于所述标识信息占用的比特数量。
- 根据权利要求39至42中任一项所述的方法,其特征在于,所述第一消息携带以下参数中的至少一个:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求43所述的方法,其特征在于,所述建立原因值所占用的比特大于3比特;和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 根据权利要求39至44中任一项所述的方法,其特征在于,所述终端当前接入的接入网络设备为长期演进LTE***的接入网设备,以及当前接入的核心网设备为5G***的核心网设备。
- 一种无线通信方法,其特征在于,包括:在随机接入过程的消息3MSG3能够容纳终端的标识信息时,在所述MSG3中携带所述终端的标识信息;所述终端向网络设备发送携带有所述标识信息的MSG3。
- 根据权利要求46所述的方法,其特征在于,所述标识信息为所述终端的非激活的无线网络临时标识I-RNTI。
- 根据权利要求46所述的方法,其特征在于,所述标识信息为所述终端的恢复标识RESUME ID。
- 根据权利要求46至48中任一项所述的方法,其特征在于,所述方法用于第一***下,其中,所述第一***的接入网设备为长期演进LTE接入网设备,所述第一***的核心网设备为5G核心网5GC设备。
- 根据权利要求49所述的方法,其特征在于,所述终端的标识信息的长度小于在第二***下承载在MSG3中的终端的标识信息的长度,其中,所述第二***的接入网设备为新无线NR接入网设备,所述第二***的核心网设备为5GC设备。
- 根据权利要求49或50所述的方法,其特征在于,所述标识信息包括接入网设备的第一标识信息以及用于指示所述终端在所述接入网设备内的第二标识信息;其中,所述第一标识信息为LTE接入网设备的标识信息。
- 根据权利要求49至51中任一项所述的方法,其特征在于,所述标识信息所占用的比特数量小于52比特。
- 根据权利要求46至48中任一项所述的方法,其特征在于,所述方法用于第二***下,其中,所述第二***的接入网设备为NR接入网设备,所述第二***的核心网设备为5GC设备。
- 一种终端,其特征在于,包括处理单元和收发单元;其中,所述处理单元用于:生成第一消息,所述第一消息是随机接入过程中的消息3MSG3,其中,所述第一消息携带第一参数中的部分信息所述收发单元用于:向网络设备发送第一消息,所述第一消息是随机接入过程中的消息3MSG3,其中,所述第一消息携带第一参数中的部分信息;以及,接收所述网络设备针对所述第一消息发送的响应消息,所述响应消息是随机接入过程中的消息4MSG4。
- 根据权利要求54所述的终端,其特征在于,所述收发单元用于:向所述网络设备发送第二消息,其中,所述第二消息携带所述第一参数中除所述部分信息之外的其余信息。
- 根据权利要求55所述的终端,其特征在于,所述第二消息为随机接入过程的消息5MSG5。
- 根据权利要求54至56中任一项所述的终端,其特征在于,所述第一参数为:所述终端的标识信息,或用于指示所述终端所处的网络切片的参数,或所述MSG3中携带的建立原因值,或非激活的无线网络临时标识I-RNTI。
- 根据权利要求57所述的终端,其特征在于,所述标识信息为所述终端的***架构临时移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求57或58所述的终端,其特征在于,所述第一参数为所述终端的标识信息,所述处理单元进一步用于:根据所述标识信息的所述部分信息承载在所述响应消息中,确定所述响应消息是针对所述终端发送的所述第一消息的。
- 根据权利要求57至59中任一项所述的终端,其特征在于,所述第一参数为所述终端的标识信息,所述第一消息中携带的所述部分信息为:所述终端的标识信息中除所述终端的非接入层NAS消息的目标核心网设备的信息之外的信息。
- 根据权利要求57至60中任一项所述的终端,其特征在于,所述标识信息所需占用的全部比特数为48比特。
- 根据权利要求55或56所述的终端,其特征在于,所述第一参数为所述终端的标识信息,所述第二消息中携带的所述其余信息为:用于标识所述终端所发送的NAS消息的目标核心网设备的信息。
- 根据权利要求54至61中任一项所述的终端,其特征在于,所述第一消息还包括第二参数的部分或者全部信息。
- 根据权利要求63所述的终端,其特征在于,所述第二参数包括:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求64所述的终端,其特征在于,所述建立原因值所占用的比特大于3比特;和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 根据权利要求54至65中任一项所述的终端,其特征在于,所述第一消息用于指示无线资源控制RRC连接请求,或RRC请求的消息。
- 根据权利要求55或56所述的终端,其特征在于,所述第二消息用于指示RRC连接建立完成,RRC连接恢复完成,RRC建立完成或RRC恢复完成的消息。
- 根据权利要求54至67中任一项所述的终端,其特征在于,所述终端当前接入的接入网络设备为长期演进LTE***的接入网设备,以及当前接入的核心网设备为5G***的核心网设备。
- 一种网络设备,其特征在于,包括收发单元和处理单元;其中,所述收发单元用于:接收终端发送的第一消息,所述第一消息是随机接入过程中的消息3MSG3,其中,所述第一消息携带第一参数中的部分信息;所述处理单元用于:针对所述第一消息,生成响应消息,其中,所述响应消息是随机接入过程中的消息4MSG4;所述收发单元进一步用于:向所述终端发送所述响应消息。
- 根据权利要求69所述的网络设备,其特征在于,所述收发单元进一步用于:接收所述终端发送的第二消息,其中,所述第二消息携带所述第一参数中除所述部分信息之外的其余信息。
- 根据权利要求70所述的网络设备,其特征在于,所述第二消息为随机接入过程的消息5MSG5。
- 根据权利要求69至71中任一项所述的网络设备,其特征在于,所述第一参数为:所述终端的标识信息,或用于指示所述终端所处的网络切片的参数,或所述MSG3中携带的建立原因值,或非激活的无线网络临时标识I-RNTI。
- 根据权利要求72所述的网络设备,其特征在于,所述标识信息为所述终端的***架构演进临时移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求72或73所述的网络设备,其特征在于,所述第一参数为所述终端的标识信息,所述响应消息承载有所述标识信息的所述部分信息。
- 根据权利要求72至74中任一项所述的网络设备,其特征在于,所述第一参数为所述终端的标识信息,所述第一消息中携带的所述部分信息为:所述终端的标识信息中除所述终端的非接入层NAS消息的目标核心网设备的信息之外的信息。
- 根据权利要求72至75中任一项所述的网络设备,其特征在于,所述标识信息所需占用的全部比特数为48比特。
- 根据权利要求70或71所述的网络设备,其特征在于,所述第一参数为所述终端的标识信息,所述第二消息中携带的所述其余信息为:用于标识所述终端所发送的NAS消息的目标核心网设备的信息。
- 根据权利要求69至76中任一项所述的网络设备,其特征在于,所述第一消息还包括第二参数的部分或者全部信息。
- 根据权利要求78所述的网络设备,其特征在于,所述第二参数包括:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求79所述的网络设备,其特征在于,所述建立原因值所占用的比特大于3比特; 和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 根据权利要求69至80中任一项所述的网络设备,其特征在于,所述第一消息用于指示无线资源控制RRC连接请求,或RRC请求的消息。
- 根据权利要求70或71所述的网络设备,其特征在于,所述第二消息用于指示RRC连接建立完成,RRC连接恢复完成,RRC建立完成或RRC恢复完成的消息。
- 根据权利要求69至82中任一项所述的网络设备,其特征在于,所述终端当前接入的接入网络设备为长期演进LTE***的接入网设备,以及当前接入的核心网设备为5G***的核心网设备。
- 一种终端,其特征在于,包括处理单元和收发单元;其中,所述处理单元用于:生成第一消息,所述第一消息是随机接入过程中的消息3MSG3;所述收发单元用于:发送所述第一消息;以及接收所述网络设备针对所述第一消息发送的响应消息,所述响应消息是随机接入过程中的消息4MSG4;所述处理单元进一步用于:生成第二消息,其中,所述第二消息携带所述终端设备的标识信息,所述第二消息是随机接入过程的消息5MSG5;所述收发单元进一步用于:向所述网络设备发送第二消息,其中,所述第二消息携带所述终端设备的标识信息,所述第二消息是随机接入过程的消息5MSG5。
- 根据权利要求84所述的终端,其特征在于,所述终端设备的标识信息为所述终端的***架构演进临时移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求85所述的终端,其特征在于,所述第一消息中携带随机数。
- 根据权利要求86所述的终端,其特征在于,所述随机数占用的比特数量小于所述标识信息占用的比特数量。
- 根据权利要求84至87中任一项所述的终端,其特征在于,在发送所述第一消息之前,所述终端存储有所述标识信息。
- 根据权利要求84至88中任一项所述的终端,其特征在于,所述第一消息携带以下参数中的至少一个:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求89所述的终端,其特征在于,所述建立原因值所占用的比特大于3比特;和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 一种网络设备,其特征在于,包括收发单元和处理单元;其中,所述收发单元用于:接收终端设备发送的发送第一消息,所述第一消息是随机接入过程中的消息3MSG3;所述处理单元用于:针对所述第一消息,生成响应消息,所述响应消息是随机接入过程中的消息4MSG4;所述收发单元进一步用于:向所述终端设备发送所述响应消息;以及接收所述终端发送的第二消息,其中,所述第二消息携带所述终端设备的标识信息,所述第二消息是随机接入过程的消息5MSG5。
- 根据权利要求91所述的网络设备,其特征在于,所述终端设备的标识信息为所述终端的***架构演进临时移动用户识别码S-TMSI或者5G-S-TMSI。
- 根据权利要求92所述的网络设备,其特征在于,所述第一消息中携带随机数。
- 根据权利要求93所述的网络设备,其特征在于,所述随机数占用的比特数量小于所述标识信息占用的比特数量。
- 根据权利要求91至94中任一项所述的网络设备,其特征在于,所述第一消息携带以下参数中的至少一个:用于指示所述终端所接入的网络切片的参数,或所述MSG3中携带的建立原因值,或I-RNTI。
- 根据权利要求95所述的网络设备,其特征在于,所述建立原因值所占用的比特大于3比特;和/或,用于指示所述终端所处的网络切片的参数占用的比特为24比特。
- 一种终端,其特征在于,包括收发单元和处理单元;所述处理单元用于:在随机接入过程的消息3MSG3能够容纳终端的标识信息时,在所述MSG3中携带所述终端的标识信息;所述收发单元用于:向网络设备发送携带有所述标识信息的MSG3。
- 根据权利要求97所述的终端,其特征在于,所述标识信息为所述终端的非激活的无线网络 临时标识I-RNTI。
- 根据权利要求97所述的终端,其特征在于,所述标识信息为所述终端的恢复标识RESUME ID。
- 根据权利要求97至99中任一项所述的终端,其特征在于,所述终端用于第一***下,其中,所述第一***的接入网设备为长期演进LTE接入网设备,所述第一***的核心网设备为5G核心网5GC设备。
- 根据权利要求100所述的终端,其特征在于,所述终端的标识信息的长度小于在第二***下承载在MSG3中的终端的标识信息的长度,其中,所述第二***的接入网设备为新无线NR接入网设备,所述第二***的核心网设备为5GC设备。
- 根据权利要求100或101所述的终端,其特征在于,所述标识信息包括接入网设备的第一标识信息以及用于指示所述终端在所述接入网设备内的第二标识信息;其中,所述第一标识信息为LTE接入网设备的标识信息。
- 根据权利要求100至102中任一项所述的终端,其特征在于,所述标识信息所占用的比特数量小于52比特。
- 根据权利要求97至99中任一项所述的终端,其特征在于,所述终端用于第二***下,其中,所述第二***的接入网设备为NR接入网设备,所述第二***的核心网设备为5GC设备。
- 一种***,其特征在于,包括终端和网络设备,其中,所述终端用于:向网络设备发送第一消息,所述第一消息是随机接入过程中的消息3MSG3,其中,所述第一消息携带第一参数中的部分信息;接收所述网络设备针对所述第一消息发送的响应消息,所述响应消息是随机接入过程中的消息4MSG4;所述网络设备用于:接收终端发送的第一消息,所述第一消息是随机接入过程中的消息3MSG3,其中,所述第一消息携带第一参数中的部分信息;针对所述第一消息,所述网络设备向所述终端发送响应消息,所述响应消息是随机接入过程中的消息4MSG4。
- 一种***,其特征在于,包括终端和网络设备,其中,所述终端用于:向网络设备发送第一消息,所述第一消息是随机接入过程中的消息3MSG3;接收所述网络设备针对所述第一消息发送的响应消息,所述响应消息是随机接入过程中的消息4MSG4;向所述网络设备发送第二消息,其中,所述第二消息携带所述终端的标识信息,所述第二消息是随机接入过程的消息5MSG5;所述网络设备用于:接收终端发送的发送第一消息,所述第一消息是随机接入过程中的消息3MSG3;针对所述第一消息,向所述终端发送响应消息,所述响应消息是随机接入过程中的消息4MSG4;所述网络设备接收所述终端的发送第二消息,其中,所述第二消息携带所述终端的标识信息,所述第二消息是随机接入过程的消息5MSG5。
- 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至53中任一项所述的方法。
- 一种通信设备,其特征在于,包括处理器和存储器,该存储器用于存储计算机程序,所述处理器用于调用并运行所述存储器中存储的计算机程序,执行如权利要求1至53中任一项所述的方法。
- 一种计算机可读存储介质,其特征在于,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求1至53中任一项所述的方法。
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