CN109644369A - The method and terminal device of data transmission - Google Patents
The method and terminal device of data transmission Download PDFInfo
- Publication number
- CN109644369A CN109644369A CN201880003152.3A CN201880003152A CN109644369A CN 109644369 A CN109644369 A CN 109644369A CN 201880003152 A CN201880003152 A CN 201880003152A CN 109644369 A CN109644369 A CN 109644369A
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- China
- Prior art keywords
- configuration parameter
- logic channel
- terminal device
- transfer function
- radio bearer
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Classifications
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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
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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
- H04W28/0252—Traffic management, e.g. flow control or congestion control per individual bearer or channel
- H04W28/0257—Traffic management, e.g. flow control or congestion control per individual bearer or channel the individual bearer or channel having a maximum bit rate or a bit rate guarantee
-
- 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
- H04W28/08—Load balancing or load distribution
- H04W28/082—Load balancing or load distribution among bearers or channels
-
- 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
Abstract
The application provides the method and terminal device of a kind of data transmission, this method comprises: the terminal device adjusts the configuration parameter of each logic channel in the radio bearer when the activation of the replicate data transfer function of a radio bearer of terminal device or closing；Configuration parameter of the terminal device based on each logic channel adjusted executes the Link Control Protocol LCP process in media access control MAC layer.Therefore, when the replicate data transfer function of a radio bearer of terminal device switches between state of activation and unactivated state, it still is able to meet the needs of data transmission.
Description
Technical field
This application involves the communications fields, and more particularly, to the method and terminal device of a kind of transmission of data.
Background technique
Under dual link (Dual Connectivity, DC) scene, multiple network nodes (cell group (Cell Group,
CG it can be)) terminal device service, may be replicated the transmission of data between cell group and terminal device.
Under some scenes, for particular bearer, it can activate or the duplication between deactivating cell group and terminal device
Data-transformation facility.
Therefore, when replicate data transfer function switches between state of activation and unactivated state, how to meet
The demand of data transmission becomes a urgent problem to be solved.
Summary of the invention
The embodiment of the present application provides the method and terminal device of a kind of data transmission, when replicate data transfer function is activating
When switching between state and unactivated state, it still is able to meet the needs of data transmission.
In a first aspect, a kind of method of data transmission is provided, this method comprises: working as a radio bearer of terminal device
The activation of replicate data transfer function or when closing, the terminal device adjusts matching for each logic channel in the radio bearer
Set parameter；Configuration parameter of the terminal device based on each logic channel adjusted executes media interviews medium MAC
Link Control Protocol LCP process on layer.
Therefore, when the replicate data transfer function of a radio bearer of terminal device is in state of activation and unactivated state
Between when switching over, be adjusted flexibly by the configuration parameter of each logic channel to the radio bearer, so that the end
End equipment can execute LCP process according to configuration parameter adjusted in MAC layer.
In one possible implementation, the terminal device adjusts matching for each logic channel in the radio bearer
Set parameter, comprising: when the activation of the replicate data transfer function of the radio bearer, if on Packet Data Convergence Protocol PDCP layer
Data volume to be sent be greater than in the data volume and rlc layer to be sent on preset threshold or the PDCP layer to just pass
The sum of data volume be greater than preset threshold, then the terminal device adjusts the configuration parameter of each logic channel.
In one possible implementation, the data volume to be sent on the PDCP layer includes the number of non-duplicated
It according to amount, and does not include the data volume of replicate data.
In one possible implementation, the terminal device adjusts matching for each logic channel in the radio bearer
Set parameter, comprising: the terminal device adjusts the configuration parameter of each logic channel in MAC layer.
In one possible implementation, each logic channel is used when replicate data transfer function is closed
Configuration parameter be the first configuration parameter, each logic channel used configuration when replicate data transfer function activates
Parameter is the second configuration parameter, wherein first configuration parameter is preconfigured.Wherein, described in the terminal device adjustment
The configuration parameter of each logic channel in radio bearer, comprising: when the activation of the replicate data transfer function of the radio bearer,
The terminal device is based on the preset rules between second configuration parameter and first configuration parameter, according to described first
Configuration parameter determines second configuration parameter, and the configuration parameter of each logic channel is adjusted to second configuration
Parameter.
In one possible implementation, each logic channel is used when replicate data transfer function is closed
Configuration parameter be the first configuration parameter, each logic channel used configuration when replicate data transfer function activates
Parameter is the second configuration parameter, wherein second configuration parameter and first configuration parameter are preconfigured.Wherein,
The adjustment unit is specifically used for: when the activation of the replicate data transfer function of the radio bearer, in the first configuration ginseng
In several and second configuration parameter, second configuration parameter is selected, and by the configuration parameter tune of each logic channel
Whole is second configuration parameter；Alternatively, matching when the replicate data transfer function of the radio bearer is closed described first
It sets in parameter and second configuration parameter, selects first configuration parameter, and the configuration of each logic channel is joined
Number is adjusted to first configuration parameter.
In one possible implementation, the configuration parameter includes prioritized bit rates PBR.
In one possible implementation, each logic channel is used when replicate data transfer function activates
PBR, be each logic channel when replicate data transfer function is closed twice of used PBR；Or it is described every
A logic channel used PBR when replicate data transfer function activates described holds for each logic channel and wirelessly
Another logic channel the sum of used PBR when replicate data transfer function is closed in load.
Second aspect provides a kind of terminal device, which can execute above-mentioned first aspect or first aspect
Any optional implementation in terminal device operation.Specifically, which may include above-mentioned for executing
The modular unit of the operation of terminal device in any possible implementation of first aspect or first aspect.
The third aspect provides a kind of terminal device, which includes: processor, transceiver and memory.Its
In, it is communicated with each other between the processor, transceiver and memory by internal connecting path.The memory for storing instruction,
The processor is used to execute the instruction of memory storage.When the processor executes the instruction of memory storage, the execution
So that the method or the execution in any possible implementation of terminal device execution first aspect or first aspect make
It obtains the terminal device and realizes the terminal device that second aspect provides.
Fourth aspect, provides a kind of computer readable storage medium, and the computer-readable recording medium storage has journey
Sequence, described program make terminal device execute it is above-mentioned in a first aspect, and its in various implementations any data transmission
Method.
5th aspect, provide a kind of System on Chip/SoC, the System on Chip/SoC include input interface, output interface, processor and
Memory, which is used to execute the instruction of memory storage, when the instruction is performed, before which may be implemented
State the method in any possible implementation of first aspect or first aspect.
6th aspect, provides a kind of computer program product including instruction, when the computer program product is being counted
When being run on calculation machine, so that the computer executes the side in any possible implementation of above-mentioned first aspect or first aspect
Method.
Detailed description of the invention
Fig. 1 is the schematic figure according to the agreement framework of the data of the embodiment of the present application duplication.
Fig. 2 is the schematic flow chart of the method for the data transmission of the embodiment of the present invention.
Fig. 3 is the schematic block diagram of the terminal device of the embodiment of the present invention.
Fig. 4 is the schematic diagram of the System on Chip/SoC of the embodiment of the present invention.
Fig. 5 is the schematic diagram of the terminal device of the embodiment of the present invention.
Specific embodiment
Below in conjunction with attached drawing, technical solutions in the embodiments of the present application is described.
It should be understood that the technical solution of the embodiment of the present application can be applied to various communication systems, and such as: global system for mobile telecommunications
(Global System of Mobile Communication, GSM) system, CDMA (Code Division
Multiple Access, CDMA) system, wideband code division multiple access (Wideband Code Division Multiple
Access, WCDMA) system, long term evolution (Long Term Evolution, LTE) system, LTE frequency division duplex (Frequency
Division Duplex, FDD) system, LTE time division duplex (Time Division Duplex, TDD), universal mobile communications system
System (Universal Mobile Telecommunication System, UMTS) and the 5G communication system in future etc..
The application combination terminal device describes each embodiment.Terminal device can also refer to user equipment (User
Equipment, UE), access terminal, subscriber unit, subscriber station, movement station, mobile station, remote station, remote terminal, movement set
Standby, user terminal, terminal, wireless telecom equipment, user agent or user apparatus.Access terminal can be cellular phone, wireless
Phone, session initiation protocol (Session Initiation Protocol, SIP) phone, wireless local loop (Wireless
Local Loop, WLL) it stands, personal digital assistant (PersonalDigital Assistant, PDA), there is wireless communication function
Can handheld device, calculate equipment or be connected to radio modem other processing equipments, mobile unit, wearable set
It is standby, Land Public Mobile Communication Network (the Public Land Mobile of terminal device or the following evolution in the following 5G network
Network, PLMN) terminal device etc. in network.
The application combination network equipment describes each embodiment.The network equipment can be for being led to terminal device
The equipment of letter, for example, it may be the base station (Base Transceiver Station, BTS) in gsm system or CDMA, it can also
To be the base station (NodeB, NB) in WCDMA system, the evolved base station (Evolutional in LTE system can also be
Node B, eNB or eNodeB) or the network equipment can for relay station, access point, mobile unit, wearable device and
Network side equipment in the following 5G network or the network side equipment in the PLMN network of the following evolution etc..
In 5G system, multiple network nodes (cell group (Cell Group, CG)) can be terminal device service, cell
It can be transmitted in such a way that data replicate between group and terminal device.
It should be understood that in the embodiment of the present application, CG can be equal to network node or network equipment etc..
Optionally, the agreement framework of data copy transmissions mode can be as shown in Figure 1.Data copy transmissions mode uses
It is the agreement framework of bifurcated carrying (split bearer).For uplink and downlink, Packet Data Convergence Protocol (Packet
Data Convergence Protocol, PDCP) it is located at some CG (main CG (Master CG, MCG) or SCG
(Secondary CG, SCG)), which is anchor point CG (anchor CG).In any one CG, PDCP can be assisted PDCP
View data cell (Protocol Data Unit, PDU) copies as identical two parts, for example one is PDCP PDU, and one is
Replicate (Duplicated) PDCP PDU, two PDCP by different CG wireless spread-spectrum technology (Radio Link Control,
RLC) layer and media access control (Media Access Control, MAC) layer, through eating dishes without rice or wine incoming terminal (downlink) or
The corresponding MAC in person base station (uplink) and rlc layer finally converge to PDCP again, and PDCP layers monitor that two PDCP are identical
Version is replicated, that is, abandons one of them, another is delivered to high level.
In the existing discussion of NR, for being configured with the radio bearer of replicate data transfer function, it can be controlled by MAC
Element (Control Element, CE) dynamically activates (activate) or deactivates (de-activate) some carrying
Data copy transmissions function.
When a media interviews medium (Media Access Control, MAC) entity receive uplink scheduling resource or
When person obtains the resource being pre-configured, it can start to execute (Link Control Protocol, LCP) process, the LCP process packet
Include the generation (wherein, protocol Data Unit (Protocol Data Unit, PDU)) for starting to carry out MAC PDU.Each logic
When data on channel are transmitted on the resource, transmission quantity is determined for example by some configuration parameters of the logic channel
Prioritized bit rates (Priority Bit Rate, PBR), what this value determined is the first step during LCP, if this is patrolled
Collecting channel can be, for example, the PBR and Physical Uplink Shared Channel to uplink resource multiplexing data, the maximum value of multiplex data
The product of (Physical Uplink Shared Channel, PUSCH) length (PUSCH duration).In general, often
A radio bearer has the requirement of a preset message transmission rate, and the message transmission rate is with quality of service (Quality
Of Service, QoS) relating to parameters.In DC split bearer, if the message transmission rate of some carrying is a, and
The data volume of PDCP layers of caching is larger, and theoretically the PBR of corresponding two logic channels of the split bearer is that a/2 can expire
Foot requires.But if this split bearer is configured with data copy function, when data copy transmissions function activation, by
What it is in the two logical channel transmissions is identical replicate data, before to each logic channel (Logical Channel,
LCH) PBR of the a/2 configured is just unable to satisfy the requirement of the message transmission rate of the radio bearer.
A kind of method that the embodiment of the present application proposes data transmission, when the replicate data of a radio bearer of terminal device
When transfer function switches between activation (unlatching) state and inactive (deactivate, close) state, by wireless to this
The configuration parameter of each logic channel of carrying is adjusted flexibly, and enables the terminal device after MAC layer is according to adjustment
Configuration parameter execute LCP process, thus the demand that the data under meeting different conditions are transmitted.
Fig. 2 is the schematic flow chart according to the method 200 of the data of the embodiment of the present application transmission.This method 200 includes
Following partial content or full content.
In 210, when the activation of the replicate data transfer function of a radio bearer of terminal device or closing, the terminal
Equipment adjusts the configuration parameter of each logic channel in the radio bearer.
In 220, configuration parameter of the terminal device based on each logic channel adjusted is executed in MAC layer
LCP process.
Specifically, when the activation of the replicate data transfer function of a radio bearer of terminal device or closing, the terminal
Equipment can be adjusted the configuration parameter of at least partly logic channel in the radio bearer, wherein each logic channel
Configuration parameter can be used for generation of the LCP process for example including MAC PDU in the corresponding MAC layer of the logic channel.The terminal
Equipment executes the LCP process based on the configuration parameter of each logic channel adjusted, so that it is wireless to can satisfy this always
The demand of the data transmission of carrying.
The configuration parameter for example can be PBR, when the replicate data transfer function of a radio bearer of terminal device swashs
When living or closing, which can be adjusted the PBR of each logic channel, and using PBR adjusted in MAC layer
LCP process is executed, so as to meet the rate requirement that the data of the radio bearer are transmitted.
Optionally, in 210, which adjusts the configuration parameter of each logic channel in the radio bearer, comprising:
When the activation of the replicate data transfer function of the radio bearer, if the data volume to be sent on PDCP layer is greater than preset threshold,
Or the sum of data volume in the data volume and rlc layer to be sent on the PDCP layer to just pass is greater than preset threshold, then end
End equipment adjusts the configuration parameter of each logic channel.
That is, the terminal device is on PDCP layer when the activation of the replicate data transfer function of the radio bearer
In the case that data volume (data volume of caching) to be sent is greater than preset threshold, the configuration ginseng of each logic channel is adjusted
Number, and in the case that the data volume to be sent is less than or equal to preset threshold, it can be without the adjustment of configuration parameter；Or
Person, data volume (pretreated data of the terminal device in the data volume and rlc layer to be sent on the PDCP layer to just pass
Amount) the sum of be greater than preset threshold in the case where, adjust the configuration parameter of each logic channel, and in the data volume to be sent
It, can be without the adjustment of configuration parameter in the case where being less than or equal to preset threshold with the sum of the data volume for waiting for just passing.
It is terminal equipment configuration that the preset threshold, which can be the network equipment, or can be the network equipment and set with the terminal
It provides and is pre-stored in the terminal device in the standby such as agreement arranged in advance.
Further, optionally, the data volume to be sent on the PDCP layer includes the data volume of non-duplicated, and not
Data volume including replicate data.That is one PDCP PDU of calculating, rather than PDCP PDU+copied PDCP PDU.
Optionally, in 210, which adjusts the configuration parameter of each logic channel in the radio bearer, comprising:
The terminal device adjusts the configuration parameter of each logic channel in MAC layer.
Optionally, before 210, which can receive instruction information in MAC layer, which is used to indicate
The terminal device updates the LCP parameter of each logic channel, so that the terminal device is each patrolled according to the instruction information update
Collect the LCP parameter of channel.
Further, optionally, the value of the configuration parameter can be carried in the instruction information, so that the terminal device can be with
The value of current configuration parameter is adjusted to value indicated by the instruction information.
The instruction information for example can be the interaction signaling an of interlayer, can be the terminal device under other protocol layers
It is sent to an instruction of the MAC layer.
The embodiment of the present application provides two ways and is adjusted to the configuration parameter of each logic channel.
Mode 1
Each logic channel used configuration parameter when replicate data transfer function is closed is the first configuration parameter,
Each logic channel used configuration parameter when replicate data transfer function activates is the second configuration parameter.
Wherein, which is preconfigured.First configuration parameter can be the network equipment for example as eventually
End equipment configuration, or can be and provided in such as agreement that the network equipment and the terminal device are arranged in advance and be pre-stored in this
In terminal device.
Wherein, in 210, when the activation of the replicate data transfer function of the radio bearer, the terminal device be based on this
Preset rules between two configuration parameters and first configuration parameter determine that second configuration is joined according to first configuration parameter
Number, and the configuration parameter of each logic channel is adjusted to second configuration parameter.
For example, the configuration parameter may include PBR.
For example, the preset rules can be with are as follows: each logic channel is used when replicate data transfer function activates
PBR, for each logic channel when replicate data transfer function is closed used PBR twice (hereinafter referred to rule 1).
In another example the preset rules can be with are as follows: each logic channel is used when replicate data transfer function activates
PBR, made by another logic channel in each logic channel and the radio bearer when replicate data transfer function is closed
The sum of PBR (hereinafter referred to rule 2).
The replicate data transfer function of the radio bearer activates, and terminal device determines the configuration needed to each logic channel
When information is adjusted, the preset rules can be based on, when institute is closed in replicate data transfer function according to each logic channel
The PBR used determines each logic channel used PBR in the activation of replicate data transfer function.For example, each logic letter
Road used PBR=a/2 when replicate data transfer function is closed, when the replicate data transfer function of the radio bearer activates
When, then current PBR=a/2 can be adjusted to PBR=a by terminal device according to preset rules 1.In another example this wirelessly holds
Logic channel 1 in the load used PBR=a when replicate data transfer function is closed, the logic channel 2 in radio bearer exist
Replicate data transfer function used PBR=b when closing, when the activation of the replicate data transfer function of the radio bearer, that
According to preset rules 2, the currently used PBR=a of logic channel 1 can be adjusted to PBR=a+b by terminal device.
Mode 2
Each logic channel used configuration parameter when replicate data transfer function is closed is the first configuration parameter,
Each logic channel used configuration parameter when replicate data transfer function activates is the second configuration parameter.
Wherein, second configuration parameter and first configuration parameter are preconfigured.Second configuration parameter and should
It is terminal equipment configuration that first configuration parameter, which for example can be the network equipment, or can be the network equipment and the terminal device
It provides and is pre-stored in the terminal device in such as agreement arranged in advance.
Wherein, in 210, when the radio bearer replicate data transfer function activation when, the terminal device this first
In configuration parameter and second configuration parameter, second configuration parameter is selected, and by the configuration parameter tune of each logic channel
Whole is second configuration parameter.
Alternatively, the terminal device is in first configuration parameter when the replicate data transfer function of the radio bearer is closed
In second configuration parameter, select first configuration parameter, and by the configuration parameter of each logic channel be adjusted to this
One configuration parameter.
In the embodiment, due to being pre-configured with two configuration parameters for each logic channel, wherein one is patrolled for this
The configuration parameter for being exclusively used in using in the data copy transmissions function activation of the radio bearer of channel configuration is collected, the other is
For the configuration parameter for being exclusively used in using when the data copy transmissions function is closed of logic channel configuration.When terminal device by
Unactivated state switches to state of activation, then is selected as the configuration parameter of activated state configuration in two configuration informations, works as terminal
Equipment switches to unactivated state by state of activation, then the configuration ginseng of inactive state configuration is selected as in two configuration informations
Number.
For example, the configuration parameter may include PBR.The network equipment can configure two PBR for each logic channel, wherein
One is the PBR=a configured for activated state, the other is for the PBR=a/2 of inactive state configuration.The duplication of the radio bearer
When data-transformation facility activates, the current PBR of the logic channel is simultaneously adjusted to a by a/2 by terminal device selection PBR=a；The nothing
When the replicate data transfer function of line carrying is closed, which selects PBR=a/2 and the PBR that the logic channel is current
A/2 is adjusted to by a.
It should be understood that terminal device is not replicated at PDCP layers when the replicate data transfer function of the radio bearer is closed
PDCP PDU, the radio bearer return back to the operation mode of split bearer.In the operation mode of split bearer, root
According to PDCP rule, when PDCP layers of data volumes (can also be plus the data volume on rlc layer to just pass) to be sent are greater than a certain
A preset threshold, then data can be transmitted on two paths.And when PDCP layers of data volume to be sent (can also add
Data volume on rlc layer to just pass) be less than the preset threshold, then can only wherein a paths transmit, at this point, terminal device
The configuration parameter such as PBR of that logic channel used in can only adjusting.
Therefore, in the embodiment of the present application, when the replicate data transfer function of a radio bearer of terminal device is activating
When switching between state and unactivated state, spirit is carried out by the configuration parameter of each logic channel to the radio bearer
Adjustment living, enables the terminal device to execute LCP process according to configuration parameter adjusted in MAC layer, to meet difference
The demand of data transmission under state.
Fig. 3 is the schematic block diagram according to the terminal device 300 of the embodiment of the present application.As shown in figure 3, the terminal device
300 include adjustment unit 310 and processing unit 320, in which:
The adjustment unit 310 is used for: terminal device a radio bearer replicate data transfer function activation or
When closing, the configuration parameter of each logic channel in the radio bearer is adjusted；
The processing unit 320 is used for: the configuration parameter based on each logic channel adjusted, is executed media and is visited
Ask the Link Control Protocol LCP process in control MAC layer.
Therefore, when the replicate data transfer function of a radio bearer of terminal device state of activation and closed state it
Between when switching over, be adjusted flexibly by the configuration parameter of each logic channel to the radio bearer, so that the terminal
Equipment can execute LCP process according to configuration parameter adjusted in MAC layer, thus what the data under meeting different conditions were transmitted
Demand.
Optionally, the adjustment unit 310 is specifically used for: when the replicate data transfer function of the radio bearer activates
When, if the data volume to be sent on Packet Data Convergence Protocol PDCP layer is greater than on preset threshold or the PDCP layer
The sum of data volume in data volume and rlc layer to be sent to just pass is greater than preset threshold, then adjusts each logic channel
Configuration parameter.
Optionally, the data volume to be sent on the PDCP layer includes the data volume of non-duplicated, and does not include multiple
The data volume of data processed.
Optionally, the adjustment unit 310 is specifically used for: adjusting the configuration parameter of each logic channel in MAC layer.
Optionally, each logic channel used configuration parameter when replicate data transfer function is closed is first
Configuration parameter, each logic channel used configuration parameter when replicate data transfer function activates are the second configuration ginseng
Number, wherein first configuration parameter is preconfigured.Wherein, the adjustment unit 310 is specifically used for: wirelessly holding when described
When the replicate data transfer function activation of load, based on the default rule between second configuration parameter and first configuration parameter
Then, second configuration parameter is determined according to first configuration parameter, and by the configuration parameter tune of each logic channel
Whole is second configuration parameter.
Optionally, each logic channel used configuration parameter when replicate data transfer function is closed is first
Configuration parameter, each logic channel used configuration parameter when replicate data transfer function activates are the second configuration ginseng
Number, wherein second configuration parameter and first configuration parameter are preconfigured.Wherein, the adjustment unit 310
It is specifically used for: when the activation of the replicate data transfer function of the radio bearer, in first configuration parameter and described second
In configuration parameter, second configuration parameter is selected, and the configuration parameter of each logic channel is adjusted to described second
Configuration parameter；Alternatively, when the replicate data transfer function of the radio bearer is closed, in first configuration parameter and described
In second configuration parameter, first configuration parameter is selected, and the configuration parameter of each logic channel is adjusted to described
First configuration parameter.
Optionally, the configuration parameter includes prioritized bit rates PBR.
Optionally, each logic channel used PBR when replicate data transfer function activates is described each
Logic channel is when replicate data transfer function is closed twice of used PBR；Or each logic channel is replicating
Data-transformation facility used PBR when activating is another logic channel in each logic channel and the radio bearer
The sum of used PBR when replicate data transfer function is closed.
It should be understood that the terminal device 300 can correspond to the terminal device in method 200, may be implemented in this method 200
Terminal device realize operation, for sake of simplicity, details are not described herein.
Fig. 4 is a schematic diagram of the System on Chip/SoC 400 of the embodiment of the present application.The System on Chip/SoC 400 of Fig. 4 includes
Internal communication connection line can be passed through between input interface 401, output interface 402, the processor 403 and memory 404
It is connected, which is used to execute the code in the memory 404.Optionally, when the code is performed, the processor
403 may be implemented the corresponding operating executed in method 200 by terminal device.For sake of simplicity, details are not described herein.
Fig. 5 is the schematic block diagram according to the terminal device 500 of the embodiment of the present application.As shown in figure 5, the terminal device
500 include processor 510 and memory 520.Wherein, which can store program code, which can
To execute the program code stored in the memory 520.
Optionally, as shown in figure 5, the terminal device 500 may include transceiver 530, processor 510 can control transmitting-receiving
530 correspondence with foreign country of device.
Optionally, which can call the program code stored in memory 520, execute in method 200 by end
The corresponding operating that end equipment executes, for sake of simplicity, details are not described herein.
It should be understood that the processor of the embodiment of the present application may be a kind of IC chip, the processing capacity with signal.
During realization, each step of above method embodiment can be by the integrated logic circuit of the hardware in processor or soft
The instruction of part form is completed.Above-mentioned processor can be general processor, digital signal processor (Digital Signal
Processor, DSP), it is specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
At programmable gate array (Field Programmable Gate Array, FPGA) or other programmable logic device, discrete
Door or transistor logic, discrete hardware components.It may be implemented or execute the disclosed each side in the embodiment of the present application
Method, step and logic diagram.General processor can be microprocessor or the processor is also possible to any conventional processing
Device etc..The step of method in conjunction with disclosed in the embodiment of the present application, can be embodied directly in hardware decoding processor and execute completion,
Or in decoding processor hardware and software module combination execute completion.Software module can be located at random access memory, dodge
It deposits, read-only memory, this fields such as programmable read only memory or electrically erasable programmable memory, register are mature to deposit
In storage media.The storage medium is located at memory, and processor reads the information in memory, completes the above method in conjunction with its hardware
The step of.
It is appreciated that the memory in the embodiment of the present application can be volatile memory or nonvolatile memory, or
It may include both volatile and non-volatile memories.Wherein, nonvolatile memory can be read-only memory (Read-
Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable
Device (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or
Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), be used as external high
Speed caching.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static random access memory
(Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory
(Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate
SDRAM, DDR SDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links
Dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct
Rambus RAM, DR RAM).It should be noted that the memory of system and method described herein be intended to include but be not limited to these and
The memory of any other suitable type.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
Scope of the present application.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, the technical solution of the application is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) execute each embodiment the method for the application all or part of the steps.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Those familiar with the art within the technical scope of the present application, can easily think of the change or the replacement, and should all contain
Lid is within the scope of protection of this application.Therefore, the protection scope of the application shall be subject to the protection scope of the claim.
Claims (16)
1. a kind of method of data transmission, which is characterized in that the described method includes:
When the activation of the replicate data transfer function of a radio bearer of terminal device or closing, the terminal device adjusts institute
State the configuration parameter of each logic channel in radio bearer；
Configuration parameter of the terminal device based on each logic channel adjusted executes media interviews medium MAC layer
On Link Control Protocol LCP process.
2. each being patrolled in the radio bearer the method according to claim 1, wherein the terminal device adjusts
Collect the configuration parameter of channel, comprising:
When the activation of the replicate data transfer function of the radio bearer, if to be sent on Packet Data Convergence Protocol PDCP layer
Data volume be greater than the data volume in the data volume and rlc layer to be sent on preset threshold or the PDCP layer to just pass
The sum of be greater than preset threshold, then the terminal device adjusts the configuration parameter of each logic channel.
3. according to the method described in claim 2, it is characterized in that, the data volume to be sent on the PDCP layer includes non-multiple
The data volume of data processed, and do not include the data volume of replicate data.
4. according to the method in any one of claims 1 to 3, which is characterized in that the terminal device adjustment is described wireless
The configuration parameter of each logic channel in carrying, comprising:
The terminal device adjusts the configuration parameter of each logic channel in MAC layer.
5. method according to claim 1 to 4, which is characterized in that each logic channel is in duplication number
Used configuration parameter is the first configuration parameter when closing according to transfer function, and each logic channel is transmitted in replicate data
When function activation used configuration parameter be the second configuration parameter, wherein first configuration parameter be it is preconfigured,
Wherein, the terminal device adjusts the configuration parameter of each logic channel in the radio bearer, comprising:
When the radio bearer replicate data transfer function activation when, the terminal device be based on second configuration parameter with
Preset rules between first configuration parameter determine second configuration parameter according to first configuration parameter, and will
The configuration parameter of each logic channel is adjusted to second configuration parameter.
6. method according to claim 1 to 4, which is characterized in that each logic channel is in duplication number
Used configuration parameter is the first configuration parameter when closing according to transfer function, and each logic channel is transmitted in replicate data
Used configuration parameter is the second configuration parameter when function activation, wherein second configuration parameter and the first configuration ginseng
Number be it is preconfigured,
Wherein, the terminal device adjusts the configuration parameter of each logic channel in the radio bearer, comprising:
When the activation of the replicate data transfer function of the radio bearer, the terminal device is in first configuration parameter and institute
It states in the second configuration parameter, selects second configuration parameter, and the configuration parameter of each logic channel is adjusted to institute
State the second configuration parameter；Alternatively,
When the replicate data transfer function of the radio bearer is closed, the terminal device is in first configuration parameter and institute
It states in the second configuration parameter, selects first configuration parameter, and the configuration parameter of each logic channel is adjusted to institute
State the first configuration parameter.
7. method according to any one of claim 1 to 6, which is characterized in that the configuration parameter includes Prioritized Bit
Rate PBR.
8. the method according to the description of claim 7 is characterized in that each logic channel swashs in replicate data transfer function
Used PBR when living is each logic channel when replicate data transfer function is closed twice of used PBR；
Or
Each logic channel used PBR when replicate data transfer function activates, be each logic channel and
Another logic channel the sum of used PBR when replicate data transfer function is closed in the radio bearer.
9. a kind of terminal device, which is characterized in that the terminal device includes:
Adjustment unit, when the replicate data transfer function for a radio bearer in terminal device is activated or is closed, adjustment
The configuration parameter of each logic channel in the radio bearer；
Processing unit executes media interviews medium MAC layer for the configuration parameter based on each logic channel adjusted
On Link Control Protocol LCP process.
10. terminal device according to claim 9, which is characterized in that the adjustment unit is specifically used for:
When the activation of the replicate data transfer function of the radio bearer, if to be sent on Packet Data Convergence Protocol PDCP layer
Data volume be greater than the data volume in the data volume and rlc layer to be sent on preset threshold or the PDCP layer to just pass
The sum of be greater than preset threshold, then adjust the configuration parameter of each logic channel.
11. terminal device according to claim 10, which is characterized in that the data volume packet to be sent on the PDCP layer
The data volume of non-duplicated is included, and does not include the data volume of replicate data.
12. the terminal device according to any one of claim 9 to 11, which is characterized in that the adjustment unit is specifically used
In:
The configuration parameter of each logic channel is adjusted in MAC layer.
13. the terminal device according to any one of claim 9 to 12, which is characterized in that each logic channel exists
Used configuration parameter is the first configuration parameter when the closing of replicate data transfer function, and each logic channel is in duplication number
Used configuration parameter is the second configuration parameter when activating according to transfer function, wherein first configuration parameter is to be pre-configured with
,
Wherein, the adjustment unit is specifically used for:
When the activation of the replicate data transfer function of the radio bearer, based on second configuration parameter and first configuration
Preset rules between parameter determine second configuration parameter according to first configuration parameter, and by each logic
The configuration parameter of channel is adjusted to second configuration parameter.
14. the terminal device according to any one of claim 9 to 12, which is characterized in that each logic channel exists
Used configuration parameter is the first configuration parameter when the closing of replicate data transfer function, and each logic channel is in duplication number
Used configuration parameter is the second configuration parameter when activating according to transfer function, wherein second configuration parameter and described first
Configuration parameter be it is preconfigured,
Wherein, the adjustment unit is specifically used for:
When the activation of the replicate data transfer function of the radio bearer, in first configuration parameter and the second configuration ginseng
In number, second configuration parameter is selected, and the configuration parameter of each logic channel is adjusted to second configuration and is joined
Number；Alternatively,
When the replicate data transfer function of the radio bearer is closed, in first configuration parameter and the second configuration ginseng
In number, first configuration parameter is selected, and the configuration parameter of each logic channel is adjusted to first configuration and is joined
Number.
15. according to claim 1 to terminal device described in any one of 14, which is characterized in that the configuration parameter includes excellent
First bit rate PBR.
16. terminal device according to claim 15, which is characterized in that each logic channel is transmitted in replicate data
Used PBR when function activation is each logic channel used PBR when replicate data transfer function is closed
Twice；Or
Each logic channel used PBR when replicate data transfer function activates, be each logic channel and
Another logic channel the sum of used PBR when replicate data transfer function is closed in the radio bearer.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2018/073520 WO2019140667A1 (en) | 2018-01-19 | 2018-01-19 | Data transmission method and terminal device |
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| Publication Number | Publication Date |
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| CN109644369A true CN109644369A (en) | 2019-04-16 |
| CN109644369B CN109644369B (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201880003152.3A Active CN109644369B (en) | 2018-01-19 | 2018-01-19 | Data transmission method and terminal equipment |
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| CN (1) | CN109644369B (en) |
| WO (1) | WO2019140667A1 (en) |
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| CN110267286A (en) * | 2019-07-01 | 2019-09-20 | 京信通信系统（中国）有限公司 | Data transmission method, device, access network equipment and storage medium |
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| WO2021030970A1 (en) * | 2019-08-16 | 2021-02-25 | Qualcomm Incorporated | Ul transmission method for endc dual connection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110267286A (en) * | 2019-07-01 | 2019-09-20 | 京信通信系统（中国）有限公司 | Data transmission method, device, access network equipment and storage medium |
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| WO2021138802A1 (en) * | 2020-01-07 | 2021-07-15 | Oppo广东移动通信有限公司 | Method and apparatus for activating or deactivating reliable transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019140667A1 (en) | 2019-07-25 |
| CN109644369B (en) | 2020-04-21 |
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