CN109526026A - A kind of uplink SDAP based on End/Start Mark remaps method and apparatus - Google Patents
A kind of uplink SDAP based on End/Start Mark remaps method and apparatus Download PDFInfo
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- CN109526026A CN109526026A CN201811268728.7A CN201811268728A CN109526026A CN 109526026 A CN109526026 A CN 109526026A CN 201811268728 A CN201811268728 A CN 201811268728A CN 109526026 A CN109526026 A CN 109526026A
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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
- H04W28/0268—Traffic management, e.g. flow control or congestion control using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR]
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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
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
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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
- H04W28/065—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information using assembly or disassembly of packets
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Abstract
The present invention relates to a kind of uplink SDAP based on End/Start Mark to remap method and apparatus, belongs to wireless communication technology field.This method is used for the side UE, the SDAP PDU data packet for carrying End/Start Mark is established including the side UE SDAP, and be transmitted to the side UE PDCP；The side the UE PDCP sends the SDAP PDU data packet to the PDCP of the side BS, so that the side BS SDAP receives the SDAP PDU data packet from the PDCP of the side BS and parsed to obtain End/Start Mark；The side the UE SDAP makes the side the BS SDAP determination remap unlatching or end by the End/Start Mark.The present invention solves the problems, such as that current 5G manufacturer is not clear how using End/Start Mark, especially by a kind of new SDAP PDU Start End mark format is proposed, realizes the correct of End/Start Mark and sends and receives.
Description
Technical field
The present invention relates to wireless communication technology field more particularly to a kind of uplink SDAP weights based on End/Start Mark
Mapping method and device.
Background technique
5G introduces data processing protocol sublayers SDAP (Service Discovery Application Profile, clothes
Business discovery application specification) protocol sublayers.SDAP protocol sublayers are mainly responsible for QoS flow (Quality of Service, service
Quality) and DRB (data infinitely carry) mapping function.When the mapping relations of QoS flow to DRB change, such as:
QoS flow is mapped on DRB0 when establishing, and is needed the method by remapping, is mapped on DRB1.The specific implementation remapped
There are two types of mode is current: being configured by signaling；It is decided in its sole discretion by way of reflection mapping by QoS flow data surface.
The SDAP of 5G proposes the demand of remapping (remapping), but how to complete entire remapping process, mesh
Also in research discusses, many manufacturers propose at SDAP PDU (Protocol Data Unit, protocol Data Unit) preceding agreement
Middle increase End/Start Mark (mark of the unlatching or end that remap).
But the scheme that uplink SDAP PDU data packet sends End/Start mark still has problem: how to realize just
Really send and receive End/Start mark.Scheme in the prior art all not can guarantee uplink SDAP PDU data packet can be just
Really send and receive End/Start mark.
Summary of the invention
In view of above-mentioned analysis, the present invention is intended to provide a kind of side of remapping uplink SDAP based on End/Start Mark
Method and device, solve prior art and not can guarantee uplink SDAP PDU data packet and correctly send and receive End/Start
The problem of Mark.
The purpose of the present invention is mainly achieved through the following technical solutions:
On the one hand, the embodiment of the invention provides a kind of uplink SDAP replay shooting method based on End/Start Mark,
For the side UE, the SDAP PDU data packet for carrying End/Start Mark is established including the side UE SDAP, and is transmitted to the side UE PDCP；
The side the UE PDCP sends the SDAP PDU data packet to the PDCP of the side BS, so that the side BS SDAP is received from the PDCP of the side BS
To the SDAP PDU data packet and parsed to obtain End/Start Mark；The side the UE SDAP passes through the End/
Start Mark makes the side the BS SDAP determination remap unlatching or end.
Further, it includes protecting packet header that the side the UE SDAP, which is established and carried the SDAP PDU data packet of End/Start Mark,
Section of writeeing down characters be set as the marker information of the End/Start Mark and according to the marker information carry source QFI or/and
Source DRB ID, while one or more Qos Flow are mapped to the same DRB.
Further, the marker information instruction remaps unlatching or end, specifically includes: 00, instruction does not relocate；
01, instruction starting reorientation only carries source QFI；10, instruction starting reorientation simultaneously only carries source DRB ID；11, starting reorientation
And source QFI and source DRB ID are carried simultaneously.
Further, the source QFI is the index of source QoS Flow, the QoS Flow before instruction reorientation；The source DRB
ID is the ID of source data radio bearer, the DRB before instruction reorientation.
On the other hand, the embodiment of the invention provides a kind of side of remapping uplink SDAP based on End/Start Mark
Method is used for the side BS, receives the SDAP that the side UE SDAP establishes carrying End/Start Mark from the PDCP of the side BS including the side BS SDAP
PDU data packet, the SDAP PDU data packet are transmitted to the side the UE PDCP by the side the UE SDAP；The side the BS SDAP is to institute
It states after SDAP PDU data packet is parsed and obtains End/Start Mark；The side the BS SDAP is according to the End/Start
Mark determination remaps unlatching or end.
Further, the side the BS SDAP obtains End/Start Mark packet after parsing to the SDAP PDU data packet
It includes: detecting the marker information and the SDAP PDU number that the packet header reserved field of the SDAP PDU data packet is arranged
The source QFI or/and source DRB ID carried according to packet.
Further, the side the BS SDAP is determined according to the End/Start Mark remaps unlatching or terminates to include: 00,
Instruction does not relocate；01, instruction starting reorientation only carries source QFI；10, instruction starting reorientation simultaneously only carries source DRB
ID；11, starting reorientation simultaneously carries source QFI and source DRB ID simultaneously.
One embodiment based on the above method provides a kind of side the UE sending device of implementation method, and the side UE sends dress
It sets to establish for SDAP layers and carries the SDAP PDU data packet of End/Start Mark and be transmitted to PDCP layers；The side UE is sent
Device includes at least reserved field setter, reorientation starter, source information locator；Wherein, the reserved field setter,
For setting the marker information for the packet header reserved field of the SDAP PDU data packet；The reorientation starter,
For indicating whether starting reorientation according to the marker information；The source information locator, for root after starting reorientation
According to the position of marker information instruction carrying source QFI or/and source DRB ID.
Further, the marker information of the reserved field setter setting includes: 00, and instruction does not relocate；01, refer to
Show starting reorientation, only carries source QFI；10, instruction starting reorientation simultaneously only carries source DRB ID；11, instruction starting reorientation
And source QFI and source DRB ID are carried simultaneously；Wherein, in the reorientation starter, 0 does not relocate for instruction, and 1 opens for instruction
Dynamic reorientation.
The BS that another embodiment based on the above method provides a kind of implementation method flanks receiving apparatus, and the BS flanks receipts
Device is for parsing the SDAP PDU data packet received from PDCP layers, and the End/Start Mark obtained according to parsing
Determination remaps unlatching or end；The BS flanks receiving apparatus including at least detector, for detecting the SDAP PDU data
The source QFI or/and source that the marker information of the packet header reserved field setting of packet and the SDAP PDU data packet carry
DRB ID。
The technical program has the beneficial effect that: the invention discloses a kind of uplink SDAP based on End/Start Mark
Method and device is remapped, solves the problems, such as that uplink SDAP PDU data packet correctly sends and receives End/Start Mark,
Especially by making full use of the reserved field in SDAP PDU data packet packet header to propose a kind of new carrying End/Start Mark's
SDAP PDU packet format, to realize the side UE to the correct transmission of End/Start Mark and the side BS to End/Start
Mark's is properly received.
Other features and advantages of the present invention will illustrate in the following description, also, partial become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not to be construed as limiting the invention, in entire attached drawing
In, identical reference symbol indicates identical component.
Fig. 1 is SDAP agreement configuration diagram；
Fig. 2 is that a kind of uplink SDAP based on End/Start Mark of the embodiment of the present invention remaps method schematic diagram；
Fig. 3 is for the embodiment of the present invention for UE side group in the stream of the uplink SDAP replay shooting method of End/Start Mark
Cheng Tu；
Fig. 4 is the SDAP PDU data packet form schematic diagram of the carrying End/Start Mark of the embodiment of the present invention；
Fig. 5 is for the embodiment of the present invention for BS side group in the stream of the uplink SDAP replay shooting method of End/Start Mark
Cheng Tu；
Fig. 6 is the structural schematic diagram of the side the UE sending device of the embodiment of the present invention.
Specific embodiment
Specifically describing the preferred embodiment of the present invention with reference to the accompanying drawing, wherein attached drawing constitutes the application a part, and
Together with embodiments of the present invention for illustrating the principle of the present invention, but it is not intended to limit the scope of the present invention.
There are two types of the specific implementation remapped is current: being configured by signaling；Reflection mapping by way of by
QoS flow data surface is decided in its sole discretion.Technical concept of the invention is based upon the mode of reflection mapping by QoS flow data
Decide whether remap in its sole discretion in face, that is, the side UE SDAP establishes the SDAP PDU data packet for carrying End/Start Mark, passes through number
The unlatching or end realized and remapped are sent and received according to packet.
Fig. 1 is to show SDAP sublayer from the angle of protocol architecture；SDAP sublayer is configured by RRC signaling,
SDAP sublayer is responsible for for QoS flow being mapped on corresponding DRB；One or more QoS flow may map on the same DRB,
One QoS flow can only be mapped on a DRB.
Fig. 2 is that a kind of uplink SDAP based on End/Start Mark of the embodiment of the present invention remaps method schematic diagram.
As shown in Figure 2, it is known that the transmission mode of the SDAP PDU data packet of SDAP replay shooting method in uplink, that is, the side UE is arrived
The transmitting-receiving mode of SDAP PDU data packet in the uplink SDAP replay shooting method of the side BS.
Fig. 3 is for the embodiment of the present invention for UE side group in the stream of the uplink SDAP replay shooting method of End/Start Mark
Cheng Tu.
A specific embodiment according to the present invention discloses a kind of uplink SDAP replay based on End/Start Mark
Shooting method is used for the side UE, comprising the following steps:
The side S301, UE SDAP establishes the SDAP PDU data packet for carrying End/Start Mark, and is transmitted to the side UE PDCP；
S302, the side the UE PDCP send the SDAP PDU data packet to the PDCP of the side BS, so that the side BS SDAP is from institute
The PDCP for stating the side BS receives the SDAP PDU data packet and is parsed to obtain End/Start Mark；
S303, the side the UE SDAP make the side the BS SDAP determination remap unlatching by the End/Start Mark
Or terminate.
As shown in Figure 3 it is found that the embodiment of the present invention discloses a kind of uplink based on End/Start Mark for the side UE
SDAP replay shooting method, the side UE SDAP establishes the SDAP PDU data packet for carrying End/Start Mark, and is transmitted to the side UE
PDCP；The side the UE PDCP sends the SDAP PDU data packet to the PDCP of the side BS, so that the side BS SDAP is from the side BS
PDCP receives the SDAP PDU data packet and is parsed to obtain End/Start Mark；The side the UE SDAP passes through described
End/Start Mark makes the side the BS SDAP determination remap unlatching or end.Compared with prior art, the present invention is implemented
The technical solution of example for current 5G manufacturer it is not clear how using End/Start Mark aiming at the problem that, built by the side UE SDAP
The vertical SDAP PDU data packet for carrying End/Start Mark realizes transmission and BS side pair of the side UE to End/Start Mark
The reception of End/Start Mark.
Fig. 4 is the SDAP PDU data packet form schematic diagram of the carrying End/Start Mark of the embodiment of the present invention.
A specific embodiment of the invention, as shown in figure 4, and Fig. 1, the side the UE SDAP is combined to establish carrying End/
The SDAP PDU data packet of Start Mark includes the marker for setting packet header reserved field to the End/Start Mark
Information, and source QFI or/and source DRB ID is carried according to the marker information, while one or more Qos Flow being mapped
To the same DRB.
It should be noted that the packet header (PDU header) of SDAP PDU (protocol Data Unit), that is, data packet most starts
Head position in current standard agreement there are the reserved field of two bits, make full use of the two bit reserved words
Section is set to unlatching or end that marker information carries out instruction reorientation, and according to the instruction of the marker information
The information of data packet carrying source QFI or/and source DRB ID.SDAP Sublayer Protocol as shown in connection with fig. 1, SDAP PDU are by one
A or multiple Qos Flow are mapped to the same DRB.
A specific embodiment of the invention, the marker information instruction remap unlatching or end, specifically include:
00, instruction does not relocate；01, instruction starting reorientation only carries source QFI；10, instruction starting reorientation simultaneously only carries source
DRB ID；11, starting reorientation simultaneously carries source QFI and source DRB ID simultaneously.
As shown in Figure 4 it is found that Start/End Mark marker information is two bits, occupy two at SDAP pdu header
The reserved field of a bit, specifically, the two bit informations are optionally 00,01,10,11.When marker information is 00,
Instruction does not have reorientation, i.e., does not start or terminate reorientation；When marker information is 01, instruction starting reorientation, and
And only carry source QFI；When marker information is 10, instruction starting reorientation, and only carry source DRB ID；When marker is believed
When breath is 11, instruction starting reorientation, and at the same time carrying source QFI and source DRB ID.
It should be noted that marker information carries out instruction processing as the mark for remapping unlatching or end.If referring to
Show starting reorientation, then the source information QFI or source data DRB, position as shown in Figure 4 that SDAP PDU is carried are carried one by one.
A specific embodiment of the invention, referring to fig. 4, the source QFI are the index of source QoS Flow, instruction reorientation
Preceding QoS Flow；The source DRB ID is the ID of source data radio bearer, the DRB before instruction reorientation.
It should be noted that QFI is the QoS flow of currently transmitted data packet, and source QFI is the QoS of the data packet
QoS flow of the flow before reorientation is two independent QoS flow therebetween.
Fig. 5 is for the embodiment of the present invention for BS side group in the stream of the uplink SDAP replay shooting method of End/Start Mark
Cheng Tu.
A specific embodiment of the invention, as shown in figure 5, disclosing a kind of uplink based on End/Start Mark
SDAP replay shooting method is used for the side BS, comprising the following steps:
The side S501, BS SDAP receives the SDAP PDU that the side UE SDAP establishes carrying End/Start Mark from the PDCP of the side BS
Data packet, the SDAP PDU data packet are transmitted to the side the UE PDCP by the side the UE SDAP；
S502, the side the BS SDAP obtain End/Start Mark after parsing to the SDAP PDU data packet；
S503, the side the BS SDAP remap unlatching or end according to End/Start Mark determination.
As shown in Figure 5 it is found that a kind of uplink SDAP replay shooting method based on End/Start Mark of the embodiment of the present invention,
For the side BS, the SDAP PDU that the side UE SDAP establishes carrying End/Start Mark is received from the PDCP of the side BS including the side BS SDAP
Data packet, the SDAP PDU data packet are transmitted to the side the UE PDCP by the side the UE SDAP；The side the BS SDAP is to described
SDAP PDU data packet obtains End/Start Mark after being parsed；S503, the side the BS SDAP is according to the End/Start
Mark determination remaps unlatching or end.
That is, the present embodiment is constituted with the uplink SDAP replay shooting method for UE side group in End/Start Mark
Same technical concept realizes the side BS to End/Start on the basis of realizing that the side UE correctly sends End/Start Mark
Mark's is properly received.
A specific embodiment of the invention, the side the BS SDAP are obtained after parsing to the SDAP PDU data packet
End/Start Mark include: detect the SDAP PDU data packet packet header reserved field setting the marker information with
And source QFI or/and source DRB ID that the SDAP PDU data packet carries.In conjunction with Fig. 2 and Fig. 4 it is found that the side BS SDAP receives UE
After side SDAP establishes the SDAP PDU data packet for carrying End/Start Mark, the SDAP PDU data packet is carried out one by one
Parsing therefrom detects the information bit and source QFI or/and source DRB ID of the End/Start Mark encapsulated in the data packet
Information.
A specific embodiment of the invention, the side the BS SDAP are remapped out according to End/Start Mark determination
It opens or terminates to include: 00, instruction does not relocate；01, instruction starting reorientation only carries source QFI；10, instruction starting is reset
Position simultaneously only carries source DRB ID；11, starting reorientation simultaneously carries source QFI and source DRB ID simultaneously.That is, the side BS SDAP root
The unlatching remapped or end are determined according to the information bit of the End/Start Mark detected.
Fig. 6 is the structural schematic diagram of the side the UE sending device of the embodiment of the present invention.
A specific embodiment of the invention, as shown in fig. 6, a kind of side UE sending device 600 for realizing the above method, is used
It is established in SDAP layers and carries the SDAP PDU data packet of End/Start Mark and be transmitted to PDCP layers；The side UE sending device
Including at least reserved field setter 601, reorientation starter 602, source information locator 603；Wherein, the reserved field is set
Device 601 is set, for setting the marker information for the packet header reserved field of the SDAP PDU data packet；The reorientation
Starter 602, for indicating whether starting reorientation according to the marker information；The source information locator 603, for opening
The position of carrying source QFI or/and source DRB ID is indicated after dynamic reorientation according to the marker information.That is, this implementation
The side the UE sending device 600 of example, is set by information of the reserved field setter to the packet header of the SDAP PDU data packet
Position, realizes correct transmission of the side UE to End/Start Mark.
As shown in connection with fig. 4, position packet header (PDU header) of SDAP PDU (protocol Data Unit) is in current standard
There are the reserved fields of two bits in agreement, therefore by the reserved field setter 601 to the two bit reserved words
The set of Duan Jinhang information come indicate processing reorientation unlatching or end.That is by two ratios in SDAP PDU data packet header
Special reserved field is set as End/Start Mark marker information, that is, the information saved in reserved field setter 601 is
End/Start Mark marker information.
A specific embodiment of the invention, shown in Figure 6, the marker that the reserved field setter 601 is arranged
Information includes: 00, and instruction does not relocate；01, instruction starting reorientation only carries source QFI；10, instruction starting reorientation is simultaneously
Only carry source DRB ID；11, instruction starting reorientation simultaneously carries source QFI and source DRB ID simultaneously；Wherein, the reorientation starting
In device 602,0 does not relocate for instruction, and 1 is instruction starting reorientation.
That is, the End/Start Markk marker information occupies the position of 2 bit Reserved fields, save
In the reserved field setter 601.The reorientation starter 602 saves the information 0 or 1 of 1 bit；When the information of preservation
It when being 0, does not indicate to relocate, i.e., does not start or terminate reorientation；When the information of preservation is 1, instruction starting reorientation.
It should be noted that the information 0 or 1 saved in the reorientation starter 602 is arranged by the reserved field
What the information saved in device 601 determined, that is, when the information saved in the reserved field setter 601 is 00, it is described heavy
The information that positioning starting device 602 saves is 0；When the information saved in the reserved field setter 601 is 01,10 or 11,
The information that the reorientation starter 602 saves is 1.And the reorientation starter 602 is equivalent to the source information locator
603 instruction switch, only after the reorientation starter 602 indicates starting reorientation, the source information locator 603 is
It can be according to the position of the marker information instruction carrying source QFI or source DRB ID in the reserved field setter 601.
A specific embodiment of the invention, a kind of BS realizing the above method flank receiving apparatus, and the BS flanks receipts dress
It sets for parsing the SDAP PDU data packet received from PDCP layers, and true according to the End/Start Mark that parsing obtains
Surely unlatching or end are remapped；The BS flanks receiving apparatus including at least detector, for detecting the SDAP PDU data packet
Packet header reserved field setting the marker information and the SDAP PDU data packet carry source QFI or/and source DRB
ID.Referring to Fig. 6, the side UE sending device complete End/Start Mark it is correct send after, BS flanks receiving apparatus and takes being connected to
When SDAP PDU data packet with End/Start Mark, parsing one by one is carried out to the SDAP PDU data packet, that is, the side BS
The detector of reception device therefrom detect the End/Start Mark encapsulated in the data packet information bit and source QFI or/
With the information of source DRB ID.
In conclusion the invention discloses a kind of uplink SDAP replay shooting method based on End/Start Mark, is used for
The side UE establishes the SDAP PDU data packet for carrying End/Start Mark including the side UE SDAP, and is transmitted to the side UE PDCP；It is described
The side UE PDCP sends the SDAP PDU data packet to the PDCP of the side BS, so that the side BS SDAP receives institute from the PDCP of the side BS
It states SDAP PDU data packet and is parsed to obtain End/Start Mark；The side the UE SDAP passes through the End/Start
Mark makes the side the BS SDAP determination remap unlatching or end.It also discloses a kind of based on the upper of End/Start Mark
Row SDAP replay shooting method is used for the side BS, receives the side UE SDAP from the PDCP of the side BS including the side BS SDAP and establishes carrying End/
The SDAP PDU data packet of Start Mark, the SDAP PDU data packet are transmitted to the side UE by the side the UE SDAP
PDCP；The side the BS SDAP obtains End/Start Mark after parsing to the SDAP PDU data packet；The side BS
SDAP remaps unlatching or end according to End/Start Mark determination.In addition, also disclosing the UE for realizing the above method
Side sending device and BS flank receiving apparatus.The present invention solve many manufacturers at present it is not clear how to be opened using remapping or
The problem of person's end of identification, by making full use of the reserved field in SDAP PDU data packet packet header to propose a kind of new carrying End/
The SDAP PDU packet format of Start Mark, to realize the side UE to the correct transmission of End/Start Mark and the side pair BS
End/Start Mark's is properly received, namely by designing a kind of new SDAP PDU Start End mark format, thus
It realizes and remaps correctly sending and receiving for unlatching or end of identification.
It will be understood by those skilled in the art that realizing all or part of the process of method in above-described embodiment, can pass through
Computer program is completed to instruct relevant hardware, and the program can be stored in computer readable storage medium.Wherein,
The computer readable storage medium is disk, CD, read-only memory or random access memory etc..
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of uplink SDAP replay shooting method based on End/Start Mark is used for the side UE, which is characterized in that including following
Step:
The side UE SDAP establishes the SDAP PDU data packet for carrying End/Start Mark, and is transmitted to the side UE PDCP；
The side the UE PDCP sends the SDAP PDU data packet to the PDCP of the side BS, so that the side BS SDAP is from the side BS
PDCP receives the SDAP PDU data packet and is parsed to obtain End/Start Mark；
The side the UE SDAP makes the side the BS SDAP determination remap unlatching or end by the End/Start Mark.
2. the method according to claim 1, wherein the side the UE SDAP, which is established, carries End/Start Mark's
SDAP PDU data packet includes the marker information for setting packet header reserved field to the End/Start Mark, and according to institute
It states marker information and carries source QFI or/and source DRB ID, while one or more Qos Flow are mapped to the same DRB.
3. according to the method described in claim 2, it is characterized in that, the marker information instruction remap unlatching or end,
It specifically includes: 00, instruction does not relocate；01, instruction starting reorientation only carries source QFI；10, instruction starting reorientation is simultaneously
Only carry source DRB ID；11, starting reorientation simultaneously carries source QFI and source DRB ID simultaneously.
4. according to the method in claim 2 or 3, which is characterized in that the source QFI is the index of source QoS Flow, instruction
QoS Flow before reorientation；The source DRB ID is the ID of source data radio bearer, the DRB before instruction reorientation.
5. a kind of uplink SDAP replay shooting method based on End/Start Mark is used for the side BS, which is characterized in that including following
Step:
The side BS SDAP receives the SDAP PDU data packet that the side UE SDAP establishes carrying End/Start Mark, institute from the PDCP of the side BS
It states SDAP PDU data packet and the side the UE PDCP is transmitted to by the side the UE SDAP；
The side the BS SDAP obtains End/Start Mark after parsing to the SDAP PDU data packet；
The side the BS SDAP remaps unlatching or end according to End/Start Mark determination.
6. system according to claim 5, which is characterized in that the side the BS SDAP carries out the SDAP PDU data packet
It includes: the mark for detecting the packet header reserved field setting of the SDAP PDU data packet that End/Start Mark is obtained after parsing
Know the source QFI or/and source DRB ID of position information and SDAP PDU data packet carrying.
7. system according to claim 6, which is characterized in that the side the BS SDAP is true according to the End/Start Mark
Surely it remaps unlatching or terminates to include: 00, instruction does not relocate；01, instruction starting reorientation only carries source QFI；10, refer to
Show starting reorientation and only carries source DRB ID；11, starting reorientation simultaneously carries source QFI and source DRB ID simultaneously.
8. a kind of side UE sending device for realizing claim 1 the method, which is characterized in that the side UE sending device is used for
SDAP layers are established the SDAP PDU data packet for carrying End/Start Mark and are transmitted to PDCP layers；The side UE sending device is extremely
It less include reserved field setter, reorientation starter, source information locator；
Wherein, the reserved field setter, for setting described for the packet header reserved field of the SDAP PDU data packet
Marker information；
The reorientation starter, for indicating whether starting reorientation according to the marker information；
The source information locator, for indicating carrying source QFI or/and source according to the marker information after starting reorientation
The position of DRB ID.
9. according to the side the UE according to any one of claims 8 sending device, which is characterized in that the reserved field setter setting
Marker information includes: 00, and instruction does not relocate；01, instruction starting reorientation only carries source QFI；10, instruction starting weight
It positions and only carries source DRB ID；11, instruction starting reorientation simultaneously carries source QFI and source DRB ID simultaneously；Wherein, described to reset
In the starter of position, 0 does not relocate for instruction, and 1 is instruction starting reorientation.
10. a kind of BS for realizing claim 5 the method flanks receiving apparatus, which is characterized in that the BS flanks receiving apparatus use
Weight is determined in the SDAP PDU data packet that parsing is received from PDCP layers, and according to the End/Start Mark that parsing obtains
Mapping is opened or is terminated；The BS flanks receiving apparatus including at least detector, for detecting the packet of the SDAP PDU data packet
The source QFI or/and source DRB ID that the marker information of head reserved field setting and the SDAP PDU data packet carry.
Priority Applications (1)
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