WO2020087258A1 - 指示pdcp复制数据的状态的方法、终端设备和网络设备 - Google Patents
指示pdcp复制数据的状态的方法、终端设备和网络设备 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1896—ARQ related signaling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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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
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/04—Error control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- 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
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Definitions
- Embodiments of the present invention relate to the field of communications, and more specifically, to a method, terminal device, and network device that indicate the status of PDCP copying data.
- NR has agreed to combine the PDCP duplication function of carrier aggregation (CA) and dual connectivity (DC) to transmit duplicated data to improve the reliability of data transmission Sex. That is, in consideration of higher resource usage efficiency and reliability, a replication mechanism of more than two copies of PDCP is introduced.
- CA carrier aggregation
- DC dual connectivity
- Embodiments of the present application provide a method, terminal device, and network device for indicating the status of PDCP copying data, and can implement how data transmission is performed by multiple RLC entities corresponding to PDCP in a scenario where there are more than two copies of PDCP.
- a method for indicating a status of PDCP copying data is provided.
- the method is applied to a terminal device, and the terminal device has a first PDCP entity and a plurality of RLC entities corresponding to the first PDCP entity.
- Methods include:
- the terminal device receives first indication information, where the first indication information is used to indicate data behavior between the first PDCP entity and the multiple RLC entities.
- a method for indicating the status of PDCP copy data including:
- the first network device generates first indication information, where the first indication information is used to indicate the data behavior between the first PDCP entity of the terminal device and multiple RLC entities corresponding to the PDCP entity;
- the first network device sends the first indication information to the terminal device.
- a terminal device for performing the method in the first aspect or its implementations.
- the terminal device includes a functional module for performing the method in the above-mentioned first aspect or various implementations thereof.
- a network device for performing the method in the second aspect or its implementations.
- the network device includes a function module for performing the method in the second aspect or its implementation.
- a terminal device including a processor and a memory.
- the memory is used to store a computer program
- the processor is used to call and run the computer program stored in the memory to perform the method in the first aspect or the various implementations thereof.
- a network device including a processor and a memory.
- the memory is used to store a computer program
- the processor is used to call and run the computer program stored in the memory to perform the method in the second aspect or the various implementations thereof.
- a chip for implementing any one of the above-mentioned first to second aspects or the method in each implementation manner thereof.
- the chip includes a processor for calling and running a computer program from the memory, so that the device on which the chip is installed executes any one of the first to second aspects described above or various implementations thereof The method.
- a computer-readable storage medium for storing a computer program that causes a computer to execute the method in any one of the first to second aspects or the various implementations thereof.
- a computer program product including computer program instructions, which cause the computer to execute the method in any one of the above first to second aspects or in various implementations thereof.
- a computer program which, when run on a computer, causes the computer to execute the method in any one of the above first to second aspects or the respective implementations thereof.
- the network device may indicate the data behavior between the first PDCP entity of the terminal device and the multiple RLC entities corresponding to the first PDCP entity through the first indication information,
- the network device may indicate the data behavior between the first PDCP entity of the terminal device and the multiple RLC entities corresponding to the first PDCP entity through the first indication information.
- CA and DC appearing at the same time
- Fig. 1 is an example of an application scenario of the present invention.
- FIG. 2 is an example of a scenario with more than two copies of PDCP according to an embodiment of the present invention.
- FIG. 3 is a schematic flowchart of a method for indicating a state of PDCP copying data according to an embodiment of the present invention.
- FIG. 4 is an example of MAC CE format according to an embodiment of the present invention.
- FIG. 5 is another example of the MAC CE format according to an embodiment of the present invention.
- FIG. 6 is another example of the MAC CE format according to the embodiment of the present invention.
- FIG. 7 is a schematic block diagram of a terminal device according to an embodiment of the present invention.
- FIG. 8 is a schematic block diagram of a network device according to an embodiment of the present invention.
- FIG. 9 is a schematic block diagram of a communication device according to an embodiment of the present invention.
- FIG. 10 is a schematic block diagram of a chip according to an embodiment of the present invention.
- FIG. 1 is a schematic diagram of a system 100 according to an embodiment of the present application.
- the terminal device 110 is connected to the first network device 130 under the first communication system and the second network device 120 under the second communication system.
- the first network device 130 is Long Term Evolution , LTE) network device
- the second network device 120 is a network device under the New Radio (NR).
- LTE Long Term Evolution
- NR New Radio
- the first network device 130 and the second network device 120 may include multiple cells.
- FIG. 1 is an example of a communication system according to an embodiment of the present application, and the embodiment of the present application is not limited to that shown in FIG. 1.
- the communication system to which the embodiments of the present application are adapted may include at least a plurality of network devices under the first communication system and / or a plurality of network devices under the second communication system.
- the system 100 shown in FIG. 1 may include a main network device under the first communication system and at least one auxiliary network device under the second communication system. At least one auxiliary network device is respectively connected to the one main network device to form a multi-connection, and is respectively connected to the terminal device 110 to provide services for it. Specifically, the terminal device 110 may simultaneously establish a connection through the primary network device and the secondary network device.
- connection established by the terminal device 110 and the primary network device is the primary connection
- connection established by the terminal device 110 and the auxiliary network device is the secondary connection.
- the control signaling of the terminal device 110 may be transmitted through the primary connection
- the data of the terminal device 110 may be transmitted through the primary connection and the secondary connection at the same time, or may be transmitted only through the secondary connection.
- first communication system and the second communication system in the embodiments of the present application are different, but the specific categories of the first communication system and the second communication system are not limited.
- the first communication system and the second communication system may be various communication systems, such as a Global System of Mobile (GSM) system, a Code Division Multiple Access (Code Division Multiple Access, CDMA) system, Wideband Code Division Multiple Access (WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, LTE Time Division Duplex (TDD) ), Universal Mobile Communication System (Universal Mobile Telecommunication System, UMTS), etc.
- GSM Global System of Mobile
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- TDD Time Division Duplex
- Universal Mobile Communication System Universal Mobile Telecommunication System
- UMTS Universal Mobile Telecommunication System
- the main network device and the auxiliary network device may be any access network device.
- the access network device may be a global mobile communication (Global System of Mobile Communication (GSM) system or a base station (Base Transceiver in Code Division Multiple Access (CDMA)) Station (BTS), it can also be a base station (NodeB, NB) in a wideband code division multiple access (Wideband Code Division Multiple Access, WCDMA) system, or it can be an evolved base station in a Long Term Evolution (LTE) system (Evolutional Node B, eNB or eNodeB).
- GSM Global System of Mobile Communication
- CDMA Code Division Multiple Access
- BTS Base Transceiver in Code Division Multiple Access
- NodeB, NB base station
- WCDMA Wideband Code Division Multiple Access
- LTE Long Term Evolution
- the access network device may also be a next generation radio access network (Next Generation Radio Access Network, NG), or a base station (gNB) in an NR system, or a cloud wireless access network (Cloud The radio controller in Radio Access Network (CRAN), or the access network device can be a relay station, access point, in-vehicle device, wearable device, or in the future evolved public land mobile network (Public Land Mobile Network, PLMN) Network equipment, etc.
- Next Generation Radio Access Network Next Generation Radio Access Network
- gNB base station
- Cloud wireless access network Cloud
- the access network device can be a relay station, access point, in-vehicle device, wearable device, or in the future evolved public land mobile network (Public Land Mobile Network, PLMN) Network equipment, etc.
- PLMN Public Land Mobile Network
- the first network device 130 is the main network device
- the second network device 120 is the auxiliary network device as an example.
- the first network device 130 may be an LTE network device, and the second network device 120 may be an NR network device. Or the first network device 130 may be an NR network device, and the second network device 120 may be an LTE network device. Or, both the first network device 130 and the second network device 120 may be NR network devices. Or the first network device 130 may be a GSM network device, a CDMA network device, etc., and the second network device 120 may also be a GSM network device, a CDMA network device, etc. Or the first network device 130 may be a macrocell (Macrocell), and the second network device 120 may be a microcell (Microcell), a picocell (Picocell), or a femtocell (Femtocell), etc.
- Macrocell macrocell
- the second network device 120 may be a microcell (Microcell), a picocell (Picocell), or a femtocell (Femtocell), etc.
- the terminal device 110 may be any terminal device, and the terminal device 110 includes but is not limited to:
- wireline such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), digital cable, direct cable connection; and / or another data connection / network; and / Or via a wireless interface, such as for cellular networks, wireless local area networks (Wireless Local Area Network, WLAN), digital television networks such as DVB-H networks, satellite networks, AM-FM broadcast transmitters; and / or another terminal device It is set as a device to receive / transmit communication signals; and / or Internet of Things (IoT) equipment.
- a terminal device configured to communicate through a wireless interface may be referred to as a "wireless communication terminal", “wireless terminal”, or “mobile terminal”.
- Examples of mobile terminals include, but are not limited to, satellite or cellular phones; Personal Communication Systems (PCS) terminals that can combine cellular radiotelephones with data processing, fax, and data communication capabilities; can include radiotelephones, pagers, Internet / internal PDA with network access, web browser, notepad, calendar, and / or Global Positioning System (GPS) receiver; and conventional laptop and / or palm-type receivers or others including radiotelephone transceivers Electronic device.
- Terminal equipment can refer to access terminal, user equipment (User Equipment, UE), user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or User device.
- User Equipment User Equipment
- Access terminals can be cellular phones, cordless phones, Session Initiation Protocol (SIP) phones, wireless local loop (Wireless Local Loop, WLL) stations, personal digital processing (Personal Digital Assistant (PDA), wireless communication Functional handheld devices, computing devices, or other processing devices connected to a wireless modem, in-vehicle devices, wearable devices, terminal devices in a 5G network, or terminal devices in a future-evolving PLMN, etc.
- SIP Session Initiation Protocol
- WLL Wireless Local Loop
- PDA Personal Digital Assistant
- FIG. 2 is an example of a scenario where more than two copies of PDCP appear simultaneously in an embodiment of the present invention.
- the terminal device has a first PDCP entity, a first RLC entity, a second RLC entity, a third RLC entity, and a fourth RLC entity, a first MAC entity and a second MAC Entity, first physical carrier, second physical carrier, third physical carrier and fourth physical carrier.
- the first PDCP entity corresponds to the first RLC entity, the second RLC entity, the third RLC entity and the fourth RLC entity, and the first RLC entity and the second RLC entity pass through the first MAC entity and the first physical carrier
- the third RLC entity and the fourth RLC entity correspond to the third physical carrier and the fourth physical carrier through the second MAC entity.
- the data generated by the first PDCP layer (one PDCP PDU, two replicated PDUs under CA and one replicated PDU under DC) are transmitted to four different RLC entities (first RLC entity, second RLC entity, third Three RLC entities and a fourth RLC entity), these four different RLC entities are mapped to different physical layer carriers through two Media Access Control (MAC) entities (first MAC entity and second MAC entity) ( (First physical carrier, second physical carrier, third physical carrier, and fourth physical carrier). Finally, data transmission is realized.
- MAC Media Access Control
- the data replication of the first PDCP entity when the data replication of the first PDCP entity is in an activated state, the data generated by the first PDCP entity (replicated PDUs under two CAs) respectively pass Different RLC entities are mapped to different physical layer carriers, which can achieve the purpose of frequency diversity gain, and thus can improve the reliability of data transmission.
- CG Dual Connection
- multiple cell groups can serve the same terminal device, and copy data transmission can be performed between the cell group and the terminal device.
- the CG may be equivalent to a network node or network device.
- the replication data transmission method in the DC scenario uses a split bearer protocol architecture.
- the packet data convergence protocol (Packet Data Convergence Protocol, PDCP) is located in a certain CG (Master CG (Master CG, MCG) or Secondary CG (Secondary CG, SCG)), and the CG is an "anchor" CG (anchor CG).
- PDCP Packet Data Convergence Protocol
- the first MAC entity may be a MAC entity corresponding to the first node
- the second MAC entity may be a MAC entity corresponding to the second node
- the first PDCP entity copies the PDCP protocol data unit (Protocol Data Unit, PDU) into the same four copies, for example, one is a PDCP PDU, three copied PDCP PDUs, and the three PDCP PDUs are combined through CA and DC Generated by way of copying.
- PDU Packet Control
- the PDCP PDU send and / or receive data through the Radio Link Control (RLC) layer of different CGs (ie nodes corresponding to different MAC entities). .
- RLC Radio Link Control
- two PDCP PDUs are transmitted through different CGs, which can achieve the purpose of frequency diversity gain, and thus can improve the reliability of data transmission.
- each sublayer in the embodiment of the present application may send data to a designated layer of the receiving end according to the data of the protocol data unit.
- the unprocessed data that enters each sub-layer is called a service data unit (SDU), and the data that forms a specific format after being processed by the sub-layer is called a protocol data unit (Protocol Data Unit, PDU).
- SDU is an information unit that is transferred from a high-level protocol to a low-level protocol.
- the original data of the SDU is the PDU at the upper layer of the protocol. In other words, the PDU formed by this layer is the SDU of the next layer.
- each logical channel of each terminal device has an RLC entity (RLC entity).
- RLC entity The data received by the RLC entity from the PDCP layer or the data sent to the PDCP layer may be called RLC SDU (or PDCP PDU).
- RLC PDU The data received by the RLC entity from the MAC layer or sent to the MAC layer may be referred to as RLC PDU (or MAC SDU).
- the RLC layer is located between the PDCP layer and the MAC layer, and the RLC layer may communicate with the PDCP layer through a service access point (Service Access Point, SAP), and communicate with the MAC layer through a logical channel Communication.
- SAP Service Access Point
- the embodiments of the present application are not limited to this.
- the uplink PDCP data replication function can be configured based on DRB, that is to say, different DRBs can be configured to support PDCP replication data transmission or not to configure PDCP replication data transmission.
- the copied PDCP PDUs are respectively transmitted to two RLC entities (two different logical channels), and finally ensure that the copied PDCP PDUs can be transmitted on aggregate carriers of different physical layers.
- the activation and deactivation status of the replication function is notified through the MAC CE.
- DRB Data Radio Bearer
- the PDCP activation and deactivation mechanism in the CA scenario and the activation and deactivation mechanism in the DC scenario are not applicable to the scenario where CA and DC appear simultaneously. Therefore, how to realize the activation and deactivation of PDCP in a scenario where there are more than two copies of PDCP (CA and DC appear simultaneously) is a technical problem that needs to be solved urgently in the art.
- the embodiment of the present application provides a method for indicating the status of PDCP copying data, which can realize how data transmission is performed by multiple RLC entities corresponding to PDCP in a scenario where there are more than two copies of PDCP (CA and DC appear simultaneously).
- FIG. 3 shows a schematic flowchart of a method 200 of a method for indicating a state of PDCP copying data according to an embodiment of the present application.
- the method 200 may be executed by a terminal device and a network device.
- the terminal device shown in FIG. 2 may be the terminal device shown in FIG. 1, the terminal device having a first PDCP entity and a plurality of RLC entities corresponding to the first PDCP entity.
- the network device shown in FIG. 2 may be the access network device shown in FIG.
- the method 200 includes some or all of the following:
- the first network device generates first indication information, where the first indication information is used to indicate the data behavior between the first PDCP entity of the terminal device and multiple RLC entities corresponding to the PDCP entity.
- the first network device sends the first indication information to the terminal device.
- the terminal device receives and / or sends data according to the first indication information.
- the first indication information in the embodiment of the present application is used to indicate the data behavior between the first PDCP entity and the multiple RLC entities. Therefore, in a scenario where there are more than two copies of PDCP (CA and DC appear simultaneously), the terminal device can also clarify the data between the first PDCP entity and each RLC entity of the plurality of RLC entities Behavior, and then can realize whether the RLC entity corresponding to the PDCP transmits the copy data, or the activation and deactivation of the PDCP copy.
- the first network device generates and sends the first indication information to the terminal device.
- the terminal device receives the first indication information.
- the first indication information is used to indicate the data behavior between the first PDCP entity and the multiple RLC entities.
- the multiple RLC entities include at least two of the following RLC entities:
- the first indication information is used to indicate data behavior between the first PDCP entity and at least one RLC entity among the first RLC entity, the second RLC entity, the third RLC entity, and the fourth RLC entity.
- the terminal device may have four RLC entities, but the RLC entity activated by the terminal device may be at least one of the four RLC entities. In other words, the RLC entity deactivated by the terminal device may be at least one of the four RLC entities.
- the first indication information may include at least one bit.
- the format of the first indication information may include but is not limited to: whether the first PDCP entity sends and receives data to (first RLC entity, second RLC entity, third RLC entity, fourth RLC entity), and 0 represents Not sending, 1 means sending).
- the first indication information may be any one of the following:
- the terminal device receives radio resource control RRC signaling, and the RRC signaling includes information indicating the initial state of the first PDCP entity to copy data. That is, the terminal device may make the first PDCP entity copy the initial state of data transmission corresponding to the RLC entity through RRC signaling.
- the terminal device receives any one of the following information including the first indication information:
- Media access control MAC control cell CE Media access control MAC control cell CE, radio resource control RRC signaling and physical layer PHY signaling.
- the terminal device may change the state of the copy data of the first PDCP entity through the first indication information.
- the terminal device receiving the first indication information includes:
- the terminal device receives a MAC CE format, and the MAC CE format includes the first indication information.
- 4 to 6 are examples of the MAC CE format of the embodiment of the present application.
- the MAC CE format may use 4 bits to indicate the status of the copied data of the first PDCP entity corresponding to the first MAC entity, where Di represents the first MAC
- Di represents the first MAC
- D 1 represents the first DRB corresponding to the first MAC entity.
- each column represents a DRB.
- Line 4 represents at least 3 RLC entities corresponding to the first DRB.
- each row represents an RLC entity. That is, Oct i represents the i-th RLC entity, for example, Oct 1 represents the first RLC entity.
- the first MAC entity may determine the first PDCP entity corresponding to the first MAC entity by interacting with other MAC entities The status of the copied data.
- FIG. 4 is only an example of the 4bitMAC CE format, but the embodiment of the present application is not limited thereto.
- each row may correspond to two DRBs, and each column corresponds to 4 DRBs.
- the MAC format may use 2 bits to indicate the status of the copied data of the first PDCP entity corresponding to the first MAC entity, where Di represents the corresponding MAC entity
- Di represents the corresponding MAC entity
- the i-th DRB (the i-th DRB ID is sorted in ascending order).
- Line 2 represents at least 3 RLC entities corresponding to the DRB. Which specific line represents which RLC entity can be ordered by the protocol, or instructed by the base station, or sorted by logical channel ID, or by MN first and then SN, etc. This embodiment of the present application does not specifically limit this.
- the first MAC entity may determine the first PDCP entity corresponding to the first MAC entity by interacting with other MAC entities The status of the copied data.
- the bit in the first row represents the state of the PDCP copy data corresponding to the MN
- the bit in the second row represents the state of the PDCP copy data corresponding to the SN.
- the bit in the first row represents the state of the PDCP copy data corresponding to the same MAC entity
- the bit in the second row represents the state of the PDCP copy data corresponding to the SN.
- the bit in the first row represents the state of the PDCP copy data corresponding to the same MAC entity
- the bit in the second row represents the state of the PDCP copy data corresponding to the MN.
- the first row of bits represents the state of PDCP copy data corresponding to the first RLC entity on the corresponding MAC entity
- the second row of bits represents the state of PDCP copy data corresponding to the second RLC entity on the corresponding MAC entity.
- bit in the first row represents the state of the corresponding PDCP copy data on the corresponding MAC entity
- bit in the second row represents the state of the corresponding PDCP copy data on another MAC entity
- the terminal device receives second indication information, where the second indication information is used to indicate whether the first indication information is included in the MAC CE format. That is, when the first indication information is carried in the MAC CE format, the terminal device needs to determine in advance whether the first indication information is carried in the MAC CE format.
- the terminal device receives a reserved index in the logical channel identifier LCID of the downlink shared channel DL-SCH, and the reserved index is used to indicate whether the MAC CE format Including the first indication information.
- the second indication information is a reserved index in the LCID of the DL-SCH.
- the reserved index in the LCID of the DL-SCH may include multiple indexes.
- one of the multiple indexes may be used to indicate whether the MAC format includes the index The first instruction.
- selecting the reserved index 101110 represents the MAC CE including the first indication information.
- the embodiments of the present application are not limited to this.
- the network device may send the first indication information to the terminal device in other forms. For example, carried in other messages.
- the terminal device receives the MAC sent by the first network device, and the MAC is used to indicate the wireless data between the first network device and the terminal device Bear the data behavior between the first PDCP entity corresponding to the DRB and the RLC entity corresponding to the first PDCP entity.
- the first indication information indicates the data behavior between the first PDCP entity and the RLC entity corresponding to the first PDCP entity in units of DRB.
- the terminal device respectively receives the MAC sent by the first network device and the second network device; the MAC sent by the first network device is used to indicate the first A data behavior between a network device and the terminal device wirelessly bears the data behavior between the PDCP entity corresponding to the DRB and the RLC entity corresponding to the first MAC entity.
- the first MAC entity includes the A MAC entity corresponding to a network device; the MAC sent by the second network device is used to indicate that the PDCP entity corresponding to the data radio bearer DRB between the second network device and the terminal device corresponds to the second MAC entity
- the second MAC entity includes the MAC entity of the terminal device corresponding to the second network device.
- the first indication information indicates the data behavior between the first PDCP entity and the RLC entity corresponding to the first PDCP entity in units of DRBs and network devices.
- the number of MAC CE bits sent by the first network device is the same as the number of MAC CE bits sent by the second network device.
- the number of MAC CE bits sent by the first network device is different from the number of MAC CE bits sent by the second network device.
- the MAC sent by the first network device and / or the second network device includes using at least one bit.
- the first network device and / or the second network device adopts 1-bit, 2-bit, 3-bit, and 4-bit instructions.
- the terminal device receives first indication information sent by a first network device, where the first indication information is used to indicate that the first PDCP entity corresponds to a second network device
- the data behavior between the RLC entities, and / or the first indication information is used to indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the first network device.
- the first indication information indicates the data behavior between the first PDCP entity and the RLC entity corresponding to the first PDCP entity in units of network devices.
- the first network device is a primary node MN or a secondary node SN
- the second network device is a MN or SN
- the first network device is MN
- the second network device is SN.
- the first network device is SN and the second network device is MN.
- the first network device is SN and the second network device is SN.
- the method further includes:
- the terminal device reports the capability information of the terminal device, where the capability information includes whether the first PDCP entity supports data transmission with at least three RLC entities.
- the capability information further includes:
- the number of RLC entities that can transmit data with the first PDCP entity is the number of RLC entities that can transmit data with the first PDCP entity.
- the number of RLC entities that can transmit data with the first PDCP entity is 4. That is, the first RLC entity, the second RLC entity, the third RLC entity, and the fourth RLC entity.
- the method further includes:
- the terminal device receives trigger information, and the trigger information is used to trigger the terminal device to report the capability information.
- the terminal device receives the first type MAC or the second type MAC CE; the first type MAC is used to indicate the first data radio bearer corresponding to the DRB Data behavior between the first PDCP entity and the RLC entity, the second type MAC MAC is used to indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the second DRB, the first DRB and all The second DRB is different.
- the first type MAC and the second type MAC are the same.
- the status of the replicated data of the PDCP entities corresponding to different DRBs is indicated by different types of MAC CE.
- the first type MAC and the second type MAC are different.
- the status of the copied data of the PDCP entities corresponding to different DRBs is indicated by the same type of MAC CE.
- the following describes exemplary types of MACs of different types.
- the first type MAC MAC is used to indicate the data behavior between the first PDCP entity and the two RLC entities corresponding to the first DRB.
- the second type MAC MAC is used to indicate the data behavior between the first PDCP entity and at least three RLC entities corresponding to the second DRB.
- the terminal device may indicate, through the MAC entity, the status of the PDCP entity corresponding to the DRB at the higher layer to copy data.
- the terminal device when the terminal device receives the MAC through the MAC entity, if the MAC is used to indicate the data behavior between the PDCP entity and the RLC entity corresponding to the activated data radio bearer DRB, the terminal device passes the MAC entity Indicate the status of copying data by the PDCP entity corresponding to the DRB in the upper layer.
- the terminal device when the terminal device receives the MAC through the MAC entity, if the MAC is used to indicate the deactivation of data behavior between the PDCP entity and the RLC entity corresponding to the data radio bearer DRB, the terminal device passes the The MAC entity indicates the status of copying data by the PDCP entity corresponding to the DRB in the higher layer.
- any combination of various embodiments of the present application can also be arbitrarily combined, as long as it does not violate the idea of the present application, it should also be regarded as the content disclosed in the present application.
- the terminal device 300 has a first PDCP entity and multiple RLC entities corresponding to the first PDCP entity,
- the terminal device 300 may include:
- the receiving unit 310 is configured to receive and receive first indication information, where the first indication information is used to indicate data behavior between the first PDCP entity and the multiple RLC entities.
- the plurality of RLC entities include at least two of the following RLC entities:
- the first indication information is used to indicate data behavior between the first PDCP entity and at least one RLC entity among the first RLC entity, the second RLC entity, the third RLC entity, and the fourth RLC entity.
- the receiving unit 310 is further configured to:
- Receive radio resource control RRC signaling the RRC signaling includes information indicating an initial state of the first PDCP entity to copy data.
- the receiving unit 310 is specifically configured to:
- Media access control MAC control cell CE Media access control MAC control cell CE, radio resource control RRC signaling and physical layer PHY signaling.
- the receiving unit 310 is specifically configured to:
- the MAC CE format including the first indication information.
- the receiving unit 310 is further configured to:
- the receiving unit 310 is specifically configured to:
- the logical channel identifier of the received downlink shared channel DL-SCH identifies the reserved index in the LCID, and the reserved index is used to indicate whether the first indication information is included in the MAC CE format.
- the receiving unit 310 is specifically configured to:
- the MAC Receiving a MAC sent by a first network device, the MAC being used to indicate the first PDCP entity and the first PDCP entity corresponding to the data radio bearer DRB between the first network device and the terminal device Data behavior between corresponding RLC entities.
- the receiving unit 310 is specifically configured to:
- the MAC sent by the first network device is used to indicate the data behavior between the PDCP entity corresponding to the data radio bearer DRB between the first network device and the terminal device and the RLC entity corresponding to the first MAC entity,
- the first MAC entity includes the MAC entity of the terminal device corresponding to the first network device;
- the MAC sent by the second network device is used to indicate the data behavior between the PDCP entity corresponding to the data radio bearer DRB between the second network device and the terminal device and the RLC entity corresponding to the second MAC entity,
- the second MAC entity includes a MAC entity of the terminal device corresponding to the second network device.
- the number of MAC CE bits sent by the first network device is the same as the number of MAC CE bits sent by the second network device.
- the number of MAC CE bits sent by the first network device is different from the number of MAC CE bits sent by the second network device.
- the MAC sent by the first network device and / or the second network device includes using at least one bit.
- the receiving unit 310 is specifically configured to:
- first indication information sent by a first network device, where the first indication information is used to indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the second network device, and / or the first indication The information is used to indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the first network device.
- the first network device is a primary node MN or a secondary node SN
- the second network device is a MN or SN
- the terminal device further includes:
- the reporting unit is used to report capability information of the terminal device, where the capability information includes whether the first PDCP entity supports data transmission with at least three RLC entities.
- the capability information further includes:
- the number of RLC entities that can transmit data with the first PDCP entity is the number of RLC entities that can transmit data with the first PDCP entity.
- the receiving unit 310 is further configured to:
- the receiving unit 310 is specifically configured to:
- the first type of MAC is used to indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the first data radio bearer DRB
- the second type of MAC is used to indicate the second DRB corresponding to the data behavior
- the data behavior between the first PDCP entity and the RLC entity is different between the first DRB and the second DRB.
- the first type MAC and the second type MAC are the same.
- the first type MAC and the second type MAC are different.
- the first type MAC MAC is used to indicate the data behavior between the first PDCP entity and the two RLC entities corresponding to the first DRB.
- the second type MAC MAC is used to indicate the data behavior between the first PDCP entity and at least three RLC entities corresponding to the second DRB.
- the terminal device When the terminal device receives the MAC through the MAC entity, if the MAC is used to indicate the data behavior between the PDCP entity and the RLC entity corresponding to the activated data radio bearer DRB, the terminal device indicates the higher layer through the MAC entity The state of the data copied by the PDCP entity corresponding to the DRB.
- the terminal device When the terminal device receives the MAC through the MAC entity, if the MAC is used to indicate the deactivation of the data behavior between the PDCP entity and the RLC entity corresponding to the data radio bearer DRB, the terminal device indicates through the MAC entity The status of the data copied by the PDCP entity corresponding to the DRB in the upper layer.
- FIG. 8 is a schematic block diagram of a network device 400 according to an embodiment of the present application.
- the network device 400 may include:
- the generating unit 410 is configured to generate first indication information, where the first indication information is used to indicate the data behavior between the first PDCP entity of the terminal device and multiple RLC entities corresponding to the PDCP entity;
- the sending unit 420 is configured to send the first indication information to the terminal device.
- the plurality of RLC entities include at least two of the following RLC entities: a first RLC entity, a second RLC entity, a third RLC entity, and a fourth RLC entity;
- the first indication information is used to indicate data behavior between the first PDCP entity and at least one RLC entity among the first RLC entity, the second RLC entity, the third RLC entity, and the fourth RLC entity.
- the sending unit day 420 is specifically used to:
- Radio resource control RRC signaling to the terminal device, where the RRC signaling includes information indicating the initial state of the first PDCP entity to copy data.
- the sending unit day 420 is specifically used to:
- Media access control MAC control cell CE Media access control MAC control cell CE, radio resource control RRC signaling and physical layer PHY signaling.
- the sending unit day 420 is specifically used to:
- the sending unit 420 is also used to:
- the sending unit day 420 is specifically used to:
- the sending unit day 420 is specifically used to:
- the MAC being used to indicate that the first PDCP entity corresponding to the data radio bearer DRB between the network device and the terminal device corresponds to the first PDCP entity Data behavior between RLC entities.
- the sending unit day 420 is specifically used to:
- the MAC sent by the network device is used to indicate the PDCP entity corresponding to the data radio bearer DRB between the network device and the terminal device and the RLC entity corresponding to the first MAC entity
- the first MAC entity includes the MAC entity of the terminal device corresponding to the network device.
- the number of MAC CE bits sent by the network device is the same as the number of MAC CE bits sent by the second network device.
- the number of MAC CE bits sent by the network device is different from the number of MAC CE bits sent by the second network device.
- the MAC sent by the network device and / or the second network device includes using at least one bit.
- the sending unit day 420 is specifically used to:
- the terminal device sends first indication information, where the first indication information is used to indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the second network device, and / or the first indication information is used To indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the network device.
- the network device is a primary node MN or a secondary node SN, and / or the second network device is a MN or SN.
- the network device further includes:
- the receiving unit is configured to receive the capability information of the terminal device reported by the terminal device, where the capability information includes whether the first PDCP entity supports data transmission with at least three RLC entities.
- the capability information further includes:
- the number of RLC entities that can transmit data with the first PDCP entity is the number of RLC entities that can transmit data with the first PDCP entity.
- the sending unit 420 is also used to:
- the sending unit day 420 is specifically used to:
- the first type of MAC is used to indicate the data behavior between the first PDCP entity and the RLC entity corresponding to the first data radio bearer DRB
- the second type of MAC is used to indicate the second DRB corresponding to the data behavior
- the data behavior between the first PDCP entity and the RLC entity is different between the first DRB and the second DRB.
- the first type MAC and the second type MAC are the same.
- the first type MAC and the second type MAC are different.
- the first type MAC MAC is used to indicate the data behavior between the first PDCP entity and the two RLC entities corresponding to the first DRB.
- the second type MAC MAC is used to indicate the data behavior between the first PDCP entity and at least three RLC entities corresponding to the second DRB.
- terminal device 300 shown in FIG. 7 and the network device 400 shown in FIG. 8 may correspond to the corresponding subjects in performing the method 200 of the embodiment of the present application, and the terminal device 300 and the network device 400
- the foregoing and other operations and / or functions of each unit are respectively for realizing the corresponding processes in each method in FIG. 2, and for the sake of brevity, they will not be repeated here.
- the communication device of the embodiment of the present application has been described above from the perspective of a functional module with reference to FIGS. 7 and 8. It should be understood that the functional module may be implemented in the form of hardware, instructions in the form of software, or a combination of hardware and software modules.
- the steps of the method embodiments in the embodiments of the present application may be completed by instructions in the form of integrated logic circuits of hardware in the processor and / or software, and the steps of the methods disclosed in the embodiments of the present application may be directly embodied as hardware
- the execution of the decoding processor is completed, or the combination of hardware and software modules in the decoding processor is used to complete the execution.
- the software module may be located in a mature storage medium in the art, such as random access memory, flash memory, read-only memory, programmable read-only memory, electrically erasable programmable memory, and registers.
- the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps in the foregoing method embodiments in combination with its hardware.
- the receiving unit 310 shown in FIG. 7 and the sending unit 420 shown in FIG. 8 may be implemented by a transceiver, and the generating unit 410 shown in FIG. 8 may be implemented by a processor.
- FIG. 9 is a schematic structural diagram of a communication device 500 according to an embodiment of the present application.
- the communication device 500 shown in FIG. 9 includes a processor 510, and the processor 510 can call and run a computer program from the memory to implement the method in the embodiments of the present application.
- the communication device 500 may further include a memory 520.
- the memory 520 may be used to store instruction information, and may also be used to store codes and instructions executed by the processor 510.
- the processor 510 can call and run a computer program from the memory 520 to implement the method in the embodiments of the present application.
- the memory 520 may be a separate device independent of the processor 510, or may be integrated in the processor 510.
- the communication device 500 may further include a transceiver 530, and the processor 510 may control the transceiver 530 to communicate with other devices, specifically, may send information or data to other devices, or receive other Information or data sent by the device.
- the transceiver 530 may include a transmitter and a receiver.
- the transceiver 530 may further include antennas, and the number of antennas may be one or more.
- the communication device 500 may be the network device in the embodiments of the present application, and the communication device 500 may implement the corresponding process implemented by the network device in each method of the embodiments of the present application. That is to say, the communication device 500 in the embodiment of the present application may correspond to the network device 400 in the embodiment of the present application, and may correspond to the corresponding subject in performing the method 200 according to the embodiment of the present application. Repeat.
- the communication device 500 may be the terminal device of the embodiment of the present application, and the communication device 500 may implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application, that is, the The communication device 500 may correspond to the terminal device 300 in the embodiment of the present application, and may correspond to the corresponding subject in performing the method 200 according to the embodiment of the present application.
- the communication device 500 may correspond to the terminal device 300 in the embodiment of the present application, and may correspond to the corresponding subject in performing the method 200 according to the embodiment of the present application.
- no further details are provided here.
- bus system includes a power bus, a control bus, and a status signal bus in addition to a data bus.
- an embodiment of the present application also provides a chip, which may be an integrated circuit chip with signal processing capabilities, and can implement or execute the methods, steps, and logical block diagrams disclosed in the embodiments of the present application.
- the chip can be applied to various communication devices, so that the communication device mounted with the chip can execute the methods, steps, and logical block diagrams disclosed in the embodiments of the present application.
- FIG. 10 is a schematic structural diagram of a chip according to an embodiment of the present application.
- the chip 600 shown in FIG. 10 includes a processor 610, and the processor 610 can call and run a computer program from the memory to implement the method in the embodiments of the present application.
- the chip 600 may further include a memory 620.
- the processor 610 can call and run a computer program from the memory 620 to implement the method in the embodiments of the present application.
- the memory 620 may be used to store instruction information, and may also be used to store codes and instructions executed by the processor 610.
- the memory 620 may be a separate device independent of the processor 610, or may be integrated in the processor 610.
- the chip 600 may further include an input interface 630.
- the processor 610 can control the input interface 630 to communicate with other devices or chips. Specifically, it can obtain information or data sent by other devices or chips.
- the chip 600 may further include an output interface 640.
- the processor 610 can control the output interface 640 to communicate with other devices or chips. Specifically, it can output information or data to other devices or chips.
- the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the chip can be applied to the terminal device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
- the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
- each component in the chip 600 is connected through a bus system, where the bus system includes a power bus, a control bus, and a status signal bus in addition to the data bus.
- the processor may include, but is not limited to: a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an existing programmable gate array (Field Programmable Gate Array, FPGA) ) Or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
- DSP Digital Signal Processor
- ASIC Application Specific Integrated Circuit
- FPGA Field Programmable Gate Array
- FPGA Field Programmable Gate Array
- the processor may be used to implement or execute the methods, steps, and logical block diagrams disclosed in the embodiments of the present application.
- the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied and executed by a hardware decoding processor, or may be executed and completed by a combination of hardware and software modules in the decoding processor.
- the software module may be located in a mature storage medium in the art, such as a random access memory, flash memory, read-only memory, programmable read-only memory, or erasable programmable memory, and register.
- the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
- the memory includes but is not limited to: volatile memory and / or non-volatile memory.
- the non-volatile memory may be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electronically Erasable programmable read only memory (Electrically, EPROM, EEPROM) or flash memory.
- the volatile memory may be a random access memory (Random Access Memory, RAM), which is used as an external cache.
- RAM static random access memory
- DRAM dynamic random access memory
- DRAM synchronous dynamic random access memory
- SDRAM double data rate synchronous dynamic random access memory
- Double Data Rate SDRAM DDR SDRAM
- ESDRAM enhanced synchronous dynamic random access memory
- SLDRAM synchronous connection dynamic random access memory
- Direct Rambus RAM Direct Rambus RAM
- memories of the systems and methods described herein are intended to include, but are not limited to these and any other suitable types of memories.
- An embodiment of the present application also provides a computer-readable storage medium for storing computer programs.
- the computer-readable storage medium stores one or more programs, the one or more programs including instructions, which when executed by a portable electronic device including a plurality of application programs, can cause the portable electronic device to perform the methods 300 to 500 The method of the illustrated embodiment.
- the computer-readable storage medium may be applied to the network device in the embodiments of the present application, and the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiments of the present application.
- the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiments of the present application.
- the computer-readable storage medium can be applied to the mobile terminal / terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding process implemented by the mobile terminal / terminal device in each method of the embodiments of the present application For the sake of brevity, I will not repeat them here.
- An embodiment of the present application also provides a computer program product, including a computer program.
- the computer program product can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application. Repeat.
- the computer program product may be applied to the mobile terminal / terminal device in the embodiments of the present application, and the computer program causes the computer to execute the corresponding process implemented by the mobile terminal / terminal device in each method of the embodiment of the present application, It is concise and will not be repeated here.
- a computer program is also provided in the embodiments of the present application.
- the computer program When executed by the computer, the computer can execute the method of the embodiments shown in the method 300 to the method 500.
- the computer program can be applied to the network device in the embodiments of the present application.
- the computer program runs on the computer, the computer is allowed to execute the corresponding process implemented by the network device in each method of the embodiment of the present application. , Will not repeat them here.
- An embodiment of the present application also provides a communication system.
- the communication system may include the terminal device 300 shown in FIG. 7 and the network device 400 shown in FIG. 8.
- the terminal device 300 may be used to implement the corresponding functions implemented by the terminal device in the above method 200, and for the sake of brevity, details are not described here.
- the network device 400 may be used to implement the corresponding functions implemented by the network device in the above method 200, and for the sake of brevity, no further description is provided here.
- system and the like in this article may also be referred to as “network management architecture” or “network system”.
- the technical solutions of the embodiments of the present application may essentially be a part that contributes to the existing technology or a part of the technical solution may be embodied in the form of a software product, and the computer software product is stored in a storage medium , Including several instructions to enable a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the method described in the embodiments of the present application.
- the foregoing storage media include various media that can store program codes, such as a U disk, a mobile hard disk, a read-only memory, a random access memory, a magnetic disk, or an optical disk.
- the division of units or modules or components in the device embodiments described above is only a division of logical functions. In actual implementation, there may be other divisions. For example, multiple units or modules or components may be combined or integrated To another system, or some units or modules or components can be ignored, or not implemented.
- the units / modules / components described as separate / display components may or may not be physically separated, that is, they may be located in one place, or may be distributed on multiple network units. Some or all of the units / modules / components may be selected according to actual needs to achieve the objectives of the embodiments of the present application.
- coupling or direct coupling or communication connection shown or discussed above may be indirect coupling or communication connection through some interfaces, devices or units, and may be electrical, mechanical or other forms .
Abstract
Description
Claims (102)
- 一种指示PDCP复制数据的状态的方法,其特征在于,所述方法应用于终端设备,所述终端设备具有第一PDCP实体和所述第一PDCP实体对应的多个RLC实体,所述方法包括:所述终端设备接收第一指示信息,所述第一指示信息用于指示所述第一PDCP实体与所述多个RLC实体之间的数据行为。
- 根据权利要求1所述的方法,其特征在于,所述多个RLC实体包括以下RLC实体中的至少两项:第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体;所述第一指示信息用于指示所述第一PDCP实体与所述第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体中的至少一个RLC实体之间的数据行为。
- 根据权利要求1或2所述的方法,其特征在于,所述方法还包括:所述终端设备接收无线资源控制RRC信令,所述RRC信令包括用于指示所述第一PDCP实体复制数据的初始状态的信息。
- 根据权利要求1至3中任一项所述的方法,其特征在于,所述终端设备接收第一指示信息,包括:所述终端设备接收包括所述第一指示信息的以下信息中的任一种:媒体接入控制MAC控制信元CE、无线资源控制RRC信令和物理层PHY信令。
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述终端设备接收第一指示信息,包括:所述终端设备接收MAC CE格式,所述MAC CE格式包括所述第一指示信息。
- 根据权利要求5所述的方法,其特征在于,所述方法包括:所述终端设备接收第二指示信息,所述第二指示信息用于指示所述MAC CE格式中是否包括所述第一指示信息。
- 根据权利要求6所述的方法,其特征在于,所述终端设备接收第二指示信息,包括:所述终端设备接收下行共享信道DL-SCH的逻辑信道标识LCID中的预留索引,所述预留索引用于指示所述MAC CE格式中是否包括所述第一指示信息。
- 根据权利要求1至7中任一项所述的方法,其特征在于,所述终端设备接收第一指示信息,包括:所述终端设备接收第一网络设备发送的MAC CE,所述MAC CE用于指示所述第一网络设备与所述终端设备之间的数据无线承载DRB对应的所述第一PDCP实体与所述第一PDCP实体所对应的RLC实体之间的数据行为。
- 根据权利要求1至7中任一项所述的方法,其特征在于,所述终端设备接收第一指示信息,包括:所述终端设备分别接收第一网络设备和第二网络设备发送的MAC CE;所述第一网络设备发送的MAC CE用于指示所述第一网络设备与所述终端设备之间的数据无线承载DRB对应的PDCP实体与第一MAC实体对应的RLC实体之间的数据行为,所述第一MAC实体包括所述终端设备的与所述第一网络设备对应的MAC实体;所述第二网络设备发送的MAC CE用于指示所述第二网络设备与所述终端设备之间的数据无线承载DRB对应的PDCP实体与第二MAC实体对应的RLC实体之间的数据行为,所述第二MAC实体包括所述终端设备的与所述第二网络设备对应的MAC实体。
- 根据权利要求9所述的方法,其特征在于,所述第一网络设备发送的MAC CE的比特数目和所述第二网络设备发送的MAC CE的比特数目相同。
- 根据权利要求9所述的方法,其特征在于,所述第一网络设备发送的MAC CE 的比特数目和所述第二网络设备发送的MAC CE的比特数目不同。
- 根据权利要求9至11中任一项所述的方法,其特征在于,所述第一网络设备和/或第二网络设备发送的MAC CE包括采用至少一个比特。
- 根据权利要求1至7中任一项所述的方法,其特征在于,所述终端设备接收第一指示信息,包括:所述终端设备接收第一网络设备发送的第一指示信息,所述第一指示信息用于指示所述第一PDCP实体与第二网络设备对应的RLC实体之间的数据行为,和/或所述第一指示信息用于指示所述第一PDCP实体与所述第一网络设备对应的RLC实体之间的数据行为。
- 根据权利要求9至13中任一项所述的方法,其特征在于,所述第一网络设备为主节点MN或辅节点SN,和/或所述第二网络设备为MN或SN。
- 根据权利要求1至14中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备上报所述终端设备的能力信息,所述能力信息包括所述第一PDCP实体是否支持与至少3个RLC实体传输数据的行为。
- 根据权利要求15所述的方法,其特征在于,所述能力信息还包括:可与所述第一PDCP实体传输数据的行为的RLC实体的个数。
- 根据权利要求15或16所述的方法,其特征在于,所述方法还包括:所述终端设备接收触发信息,所述触发信息用于触发所述终端设备上报所述能力信息。
- 根据权利要求1至17中任一项所述的方法,其特征在于,所述终端设备接收第一指示信息,包括:所述终端设备接收第一类MAC CE或第二类MAC CE;所述第一类MAC CE用于指示第一数据无线承载DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第一DRB与所述第二DRB不同。
- 根据权利要求18所述的方法,其特征在于,所述第一类MAC CE和第二类MAC CE相同。
- 根据权利要求18所述的方法,其特征在于,所述第一类MAC CE和第二类MAC CE不同。
- 根据权利要求18所述的方法,其特征在于,所述第一类MAC CE用于指示第一DRB对应的所述第一PDCP实体与两个RLC实体之间的数据行为。
- 根据权利要求18所述的方法,其特征在于,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与至少三个RLC实体之间的数据行为。
- 根据权利要求1至22中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备通过MAC实体收到MAC CE时,若所述MAC CE用于指示激活数据无线承载DRB对应的PDCP实体与RLC实体之间的数据行为,所述终端设备通过所述MAC实体指示高层所述DRB对应的PDCP实体复制数据的状态。
- 根据权利要求1至22中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备通过MAC实体收到MAC CE时,若所述MAC CE用于指示去激活数据无线承载DRB对应的PDCP实体与RLC实体之间的数据行为,所述终端设备通过所述MAC实体指示高层所述DRB对应的PDCP实体复制数据的状态。
- 一种指示PDCP复制数据的状态的方法,其特征在于,包括:第一网络设备生成第一指示信息,所述第一指示信息用于指示终端设备的第一PDCP实体与所述PDCP实体对应的多个RLC实体之间的数据行为;所述第一网络设备向所述终端设备发送所述第一指示信息。
- 根据权利要求25所述的方法,其特征在于,所述多个RLC实体包括以下RLC 实体中的至少两项:第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体;所述第一指示信息用于指示所述第一PDCP实体与所述第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体中的至少一个RLC实体之间的数据行为。
- 根据权利要求25或26所述的方法,其特征在于,所述方法还包括:所述第一网络设备向所述终端设备发送无线资源控制RRC信令,所述RRC信令包括用于指示所述第一PDCP实体复制数据的初始状态的信息。
- 根据权利要求25至27中任一项所述的方法,其特征在于,所述第一网络设备向所述终端设备发送所述第一指示信息,包括:所述第一网络设备向所述终端设备发送包括所述第一指示信息的以下信息中的任一种:媒体接入控制MAC控制信元CE、无线资源控制RRC信令和物理层PHY信令。
- 根据权利要求25至28中任一项所述的方法,其特征在于,所述第一网络设备向所述终端设备发送所述第一指示信息,包括:所述第一网络设备向所述终端设备发送MAC CE格式,所述MAC CE格式包括所述第一指示信息。
- 根据权利要求29所述的方法,其特征在于,所述方法包括:所述第一网络设备向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述MAC CE格式中是否包括所述第一指示信息。
- 根据权利要求30所述的方法,其特征在于,所述第一网络设备向所述终端设备发送第二指示信息,包括:所述第一网络设备向所述终端设备发送下行共享信道DL-SCH的逻辑信道标识LCID中的预留索引,所述预留索引用于指示所述MAC CE格式中是否包括所述第一指示信息。
- 根据权利要求25至31中任一项所述的方法,其特征在于,所述第一网络设备向所述终端设备发送所述第一指示信息,包括:所述第一网络设备向所述终端设备发送MAC CE,所述MAC CE用于指示所述第一网络设备与所述终端设备之间的数据无线承载DRB对应的所述第一PDCP实体与所述第一PDCP实体所对应的RLC实体之间的数据行为。
- 根据权利要求25至31中任一项所述的方法,其特征在于,所述第一网络设备向所述终端设备发送所述第一指示信息,包括:所述第一网络设备向所述终端设备发送MAC CE,所述第一网络设备发送的MAC CE用于指示所述第一网络设备与所述终端设备之间的数据无线承载DRB对应的PDCP实体与第一MAC实体对应的RLC实体之间的数据行为,所述第一MAC实体包括所述终端设备的与所述第一网络设备对应的MAC实体。
- 根据权利要求33所述的方法,其特征在于,所述第一网络设备发送的MAC CE的比特数目和第二网络设备发送的MAC CE的比特数目相同。
- 根据权利要求33所述的方法,其特征在于,所述第一网络设备发送的MAC CE的比特数目和第二网络设备发送的MAC CE的比特数目不同。
- 根据权利要求33至35中任一项所述的方法,其特征在于,所述第一网络设备和/或第二网络设备发送的MAC CE包括采用至少一个比特。
- 根据权利要求25至31中任一项所述的方法,其特征在于,所述第一网络设备向所述终端设备发送所述第一指示信息,包括:所述第一网络设备向所述终端设备发送第一指示信息,所述第一指示信息用于指示所述第一PDCP实体与第二网络设备对应的RLC实体之间的数据行为,和/或所述第一指示信息用于指示所述第一PDCP实体与所述第一网络设备对应的RLC实体之间的数据行 为。
- 根据权利要求33至37中任一项所述的方法,其特征在于,所述第一网络设备为主节点MN或辅节点SN,和/或所述第二网络设备为MN或SN。
- 根据权利要求25至38中任一项所述的方法,其特征在于,所述方法还包括:所述第一网络设备接收所述终端设备上报的所述终端设备的能力信息,所述能力信息包括所述第一PDCP实体是否支持与至少3个RLC实体传输数据的行为。
- 根据权利要求39所述的方法,其特征在于,所述能力信息还包括:可与所述第一PDCP实体传输数据的行为的RLC实体的个数。
- 根据权利要求39或40所述的方法,其特征在于,所述方法还包括:所述第一网络设备向所述终端设备发送触发信息,所述触发信息用于触发所述终端设备上报所述能力信息。
- 根据权利要求25至41中任一项所述的方法,其特征在于,所述第一网络设备向所述终端设备发送所述第一指示信息,包括:所述第一网络设备向所述终端设备发送第一类MAC CE或第二类MAC CE;所述第一类MAC CE用于指示第一数据无线承载DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第一DRB与所述第二DRB不同。
- 根据权利要求42所述的方法,其特征在于,所述第一类MAC CE和第二类MAC CE相同。
- 根据权利要求42所述的方法,其特征在于,所述第一类MAC CE和第二类MAC CE不同。
- 根据权利要求42所述的方法,其特征在于,所述第一类MAC CE用于指示第一DRB对应的所述第一PDCP实体与两个RLC实体之间的数据行为。
- 根据权利要求42所述的方法,其特征在于,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与至少三个RLC实体之间的数据行为。
- 一种终端设备,其特征在于,所述终端设备具有第一PDCP实体和所述第一PDCP实体对应的多个RLC实体,所述终端设备包括:接收单元,用于接收接收第一指示信息,所述第一指示信息用于指示所述第一PDCP实体与所述多个RLC实体之间的数据行为。
- 根据权利要求47所述的终端设备,其特征在于,所述多个RLC实体包括以下RLC实体中的至少两项:第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体;所述第一指示信息用于指示所述第一PDCP实体与所述第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体中的至少一个RLC实体之间的数据行为。
- 根据权利要求47或48所述的终端设备,其特征在于,所述接收单元还用于:接收无线资源控制RRC信令,所述RRC信令包括用于指示所述第一PDCP实体复制数据的初始状态的信息。
- 根据权利要求47至49中任一项所述的终端设备,其特征在于,所述接收单元具体用于:接收包括所述第一指示信息的以下信息中的任一种:媒体接入控制MAC控制信元CE、无线资源控制RRC信令和物理层PHY信令。
- 根据权利要求47至50中任一项所述的终端设备,其特征在于,所述接收单元具体用于:接收MAC CE格式,所述MAC CE格式包括所述第一指示信息。
- 根据权利要求51所述的终端设备,其特征在于,所述接收单元还用于:接收第二指示信息,所述第二指示信息用于指示所述MAC CE格式中是否包括所述 第一指示信息。
- 根据权利要求52所述的终端设备,其特征在于,所述接收单元具体用于:接收下行共享信道DL-SCH的逻辑信道标识LCID中的预留索引,所述预留索引用于指示所述MAC CE格式中是否包括所述第一指示信息。
- 根据权利要求47至53中任一项所述的终端设备,其特征在于,所述接收单元具体用于:接收第一网络设备发送的MAC CE,所述MAC CE用于指示所述第一网络设备与所述终端设备之间的数据无线承载DRB对应的所述第一PDCP实体与所述第一PDCP实体所对应的RLC实体之间的数据行为。
- 根据权利要求47至53中任一项所述的终端设备,其特征在于,所述接收单元具体用于:分别接收第一网络设备和第二网络设备发送的MAC CE;所述第一网络设备发送的MAC CE用于指示所述第一网络设备与所述终端设备之间的数据无线承载DRB对应的PDCP实体与第一MAC实体对应的RLC实体之间的数据行为,所述第一MAC实体包括所述终端设备的与所述第一网络设备对应的MAC实体;所述第二网络设备发送的MAC CE用于指示所述第二网络设备与所述终端设备之间的数据无线承载DRB对应的PDCP实体与第二MAC实体对应的RLC实体之间的数据行为,所述第二MAC实体包括所述终端设备的与所述第二网络设备对应的MAC实体。
- 根据权利要求55所述的终端设备,其特征在于,所述第一网络设备发送的MAC CE的比特数目和所述第二网络设备发送的MAC CE的比特数目相同。
- 根据权利要求55所述的终端设备,其特征在于,所述第一网络设备发送的MAC CE的比特数目和所述第二网络设备发送的MAC CE的比特数目不同。
- 根据权利要求55至57中任一项所述的终端设备,其特征在于,所述第一网络设备和/或第二网络设备发送的MAC CE包括采用至少一个比特。
- 根据权利要求47至53中任一项所述的终端设备,其特征在于,所述接收单元具体用于:接收第一网络设备发送的第一指示信息,所述第一指示信息用于指示所述第一PDCP实体与第二网络设备对应的RLC实体之间的数据行为,和/或所述第一指示信息用于指示所述第一PDCP实体与所述第一网络设备对应的RLC实体之间的数据行为。
- 根据权利要求55至59中任一项所述的终端设备,其特征在于,所述第一网络设备为主节点MN或辅节点SN,和/或所述第二网络设备为MN或SN。
- 根据权利要求47至60中任一项所述的终端设备,其特征在于,所述终端设备还包括:上报单元,用于上报所述终端设备的能力信息,所述能力信息包括所述第一PDCP实体是否支持与至少3个RLC实体传输数据的行为。
- 根据权利要求61所述的终端设备,其特征在于,所述能力信息还包括:可与所述第一PDCP实体传输数据的行为的RLC实体的个数。
- 根据权利要求61或62所述的终端设备,其特征在于,所述接收单元还用于:接收触发信息,所述触发信息用于触发所述终端设备上报所述能力信息。
- 根据权利要求47至63中任一项所述的终端设备,其特征在于,所述接收单元具体用于:接收第一类MAC CE或第二类MAC CE;所述第一类MAC CE用于指示第一数据无线承载DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第一DRB与所述第二DRB不同。
- 根据权利要求64所述的终端设备,其特征在于,所述第一类MAC CE和第二类 MAC CE相同。
- 根据权利要求64所述的终端设备,其特征在于,所述第一类MAC CE和第二类MAC CE不同。
- 根据权利要求64所述的终端设备,其特征在于,所述第一类MAC CE用于指示第一DRB对应的所述第一PDCP实体与两个RLC实体之间的数据行为。
- 根据权利要求64所述的终端设备,其特征在于,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与至少三个RLC实体之间的数据行为。
- 根据权利要求47至68中任一项所述的终端设备,其特征在于,所述终端设备通过MAC实体收到MAC CE时,若所述MAC CE用于指示激活数据无线承载DRB对应的PDCP实体与RLC实体之间的数据行为,所述终端设备通过所述MAC实体指示高层所述DRB对应的PDCP实体复制数据的状态。
- 根据权利要求47至68中任一项所述的终端设备,其特征在于,所述终端设备通过MAC实体收到MAC CE时,若所述MAC CE用于指示去激活数据无线承载DRB对应的PDCP实体与RLC实体之间的数据行为,所述终端设备通过所述MAC实体指示高层所述DRB对应的PDCP实体复制数据的状态。
- 一种网络设备,其特征在于,包括:生成单元,用于生成第一指示信息,所述第一指示信息用于指示终端设备的第一PDCP实体与所述PDCP实体对应的多个RLC实体之间的数据行为;发送单元,用于向所述终端设备发送所述第一指示信息。
- 根据权利要求71所述的网络设备,其特征在于,所述多个RLC实体包括以下RLC实体中的至少两项:第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体;所述第一指示信息用于指示所述第一PDCP实体与所述第一RLC实体,第二RLC实体,第三RLC实体以及第四RLC实体中的至少一个RLC实体之间的数据行为。
- 根据权利要求71或72所述的网络设备,其特征在于,所述发送单元具体用于:向所述终端设备发送无线资源控制RRC信令,所述RRC信令包括用于指示所述第一PDCP实体复制数据的初始状态的信息。
- 根据权利要求71至73中任一项所述的网络设备,其特征在于,所述发送单元具体用于:向所述终端设备发送包括所述第一指示信息的以下信息中的任一种:媒体接入控制MAC控制信元CE、无线资源控制RRC信令和物理层PHY信令。
- 根据权利要求71至74中任一项所述的网络设备,其特征在于,所述发送单元具体用于:向所述终端设备发送MAC CE格式,所述MAC CE格式包括所述第一指示信息。
- 根据权利要求75所述的网络设备,其特征在于,所述发送单元还用于:向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述MAC CE格式中是否包括所述第一指示信息。
- 根据权利要求76所述的网络设备,其特征在于,所述发送单元具体用于:向所述终端设备发送下行共享信道DL-SCH的逻辑信道标识LCID中的预留索引,所述预留索引用于指示所述MAC CE格式中是否包括所述第一指示信息。
- 根据权利要求71至77中任一项所述的网络设备,其特征在于,所述发送单元具体用于:向所述终端设备发送MAC CE,所述MAC CE用于指示所述网络设备与所述终端设备之间的数据无线承载DRB对应的所述第一PDCP实体与所述第一PDCP实体所对应的RLC实体之间的数据行为。
- 根据权利要求71至77中任一项所述的网络设备,其特征在于,所述发送单元具 体用于:向所述终端设备发送MAC CE,所述网络设备发送的MAC CE用于指示所述网络设备与所述终端设备之间的数据无线承载DRB对应的PDCP实体与第一MAC实体对应的RLC实体之间的数据行为,所述第一MAC实体包括所述终端设备的与所述网络设备对应的MAC实体。
- 根据权利要求79所述的网络设备,其特征在于,所述网络设备发送的MAC CE的比特数目和第二网络设备发送的MAC CE的比特数目相同。
- 根据权利要求79所述的网络设备,其特征在于,所述网络设备发送的MAC CE的比特数目和第二网络设备发送的MAC CE的比特数目不同。
- 根据权利要求79至81中任一项所述的网络设备,其特征在于,所述网络设备和/或第二网络设备发送的MAC CE包括采用至少一个比特。
- 根据权利要求71至77中任一项所述的网络设备,其特征在于,所述发送单元具体用于:所述终端设备发送第一指示信息,所述第一指示信息用于指示所述第一PDCP实体与第二网络设备对应的RLC实体之间的数据行为,和/或所述第一指示信息用于指示所述第一PDCP实体与所述网络设备对应的RLC实体之间的数据行为。
- 根据权利要求79至37中任一项所述的网络设备,其特征在于,所述网络设备为主节点MN或辅节点SN,和/或所述第二网络设备为MN或SN。
- 根据权利要求71至84中任一项所述的网络设备,其特征在于,所述网络设备还包括:接收单元,用于接收所述终端设备上报的所述终端设备的能力信息,所述能力信息包括所述第一PDCP实体是否支持与至少3个RLC实体传输数据的行为。
- 根据权利要求85所述的网络设备,其特征在于,所述能力信息还包括:可与所述第一PDCP实体传输数据的行为的RLC实体的个数。
- 根据权利要求85或86所述的网络设备,其特征在于,所述发送单元还用于:向所述终端设备发送触发信息,所述触发信息用于触发所述终端设备上报所述能力信息。
- 根据权利要求71至87中任一项所述的网络设备,其特征在于,所述发送单元具体用于:向所述终端设备发送第一类MAC CE或第二类MAC CE;所述第一类MAC CE用于指示第一数据无线承载DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与RLC实体之间的数据行为,所述第一DRB与所述第二DRB不同。
- 根据权利要求88所述的网络设备,其特征在于,所述第一类MAC CE和第二类MAC CE相同。
- 根据权利要求88所述的网络设备,其特征在于,所述第一类MAC CE和第二类MAC CE不同。
- 根据权利要求98所述的网络设备,其特征在于,所述第一类MAC CE用于指示第一DRB对应的所述第一PDCP实体与两个RLC实体之间的数据行为。
- 根据权利要求98所述的网络设备,其特征在于,所述第二类MAC CE用于指示第二DRB对应的所述第一PDCP实体与至少三个RLC实体之间的数据行为。
- 一种终端设备,其特征在于,包括:处理器、存储器和收发器,所述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,以执行权利要求1至24中任一项所述的方法。
- 一种网络设备,其特征在于,包括:处理器、存储器和收发器,所述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,以执行权利要求25至46中任一项所述的方法。
- 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24中任一项所述的方法。
- 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25至46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24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25至46中任一项所述的方法。
- 一种计算机程序产品,其特征在于,包括计算机程序指令,所述计算机程序指令使得计算机执行如权利要求1至24中任一项所述的方法。
- 一种计算机程序产品,其特征在于,包括计算机程序指令,所述计算机程序指令使得计算机执行如权利要求25至46中任一项所述的方法。
- 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求1至24中任一项所述的方法。
- 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求25至46中任一项所述的方法。
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KR1020217008440A KR20210082434A (ko) | 2018-10-30 | 2018-10-30 | Pdcp 복제 데이터의 상태를 지시하는 방법, 단말 장치와 네트워크 장치 |
AU2018448123A AU2018448123B2 (en) | 2018-10-30 | 2018-10-30 | Method for indicating state of PDCP duplicate data, terminal device, and network device |
PCT/CN2018/112592 WO2020087258A1 (zh) | 2018-10-30 | 2018-10-30 | 指示pdcp复制数据的状态的方法、终端设备和网络设备 |
CN201880097281.3A CN112740595A (zh) | 2018-10-30 | 2018-10-30 | 指示pdcp复制数据的状态的方法、终端设备和网络设备 |
EP23162906.4A EP4221025A1 (en) | 2018-10-30 | 2018-10-30 | Method for indicating state of pdcp duplicate data, terminal device, and network device |
CN202210105396.0A CN114340042B (zh) | 2018-10-30 | 2018-10-30 | 指示pdcp复制数据的状态的方法、终端设备和网络设备 |
EP18938669.1A EP3836457B1 (en) | 2018-10-30 | 2018-10-30 | Method for indicating state of pdcp duplicate data, terminal device, and network device |
US17/210,890 US20210211932A1 (en) | 2018-10-30 | 2021-03-24 | Method for indicating state of pdcp duplicate data, terminal device, and network device |
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AU2018448123A1 (en) | 2021-04-01 |
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EP4221025A1 (en) | 2023-08-02 |
EP3836457A4 (en) | 2021-09-01 |
AU2018448123B2 (en) | 2023-01-19 |
KR20210082434A (ko) | 2021-07-05 |
US20210211932A1 (en) | 2021-07-08 |
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