CN104010381B - A kind of method, equipment and system for establishing direct communication path - Google Patents
A kind of method, equipment and system for establishing direct communication path Download PDFInfo
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- CN104010381B CN104010381B CN201310058659.8A CN201310058659A CN104010381B CN 104010381 B CN104010381 B CN 104010381B CN 201310058659 A CN201310058659 A CN 201310058659A CN 104010381 B CN104010381 B CN 104010381B
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- called subscriber
- base station
- calling subscribe
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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Abstract
The invention discloses a kind of method, equipment and system for establishing direct communication path.Its method includes：The base station that calling subscribe is resident is received establish the request message of direct communication between the calling subscribe and called subscriber after, direct communication user plane path mark, and the direct communication path distribution interface-free resources configuration information between calling subscribe and called subscriber are distributed for the calling subscribe and the called subscriber；The base station that the calling subscribe is resident sends the direct communication user plane path mark and interface-free resources configuration information of distribution to the calling subscribe and the called subscriber respectively, and indicates that the calling subscribe and the called subscriber carry out carrying configuration.By the embodiment of the present invention, it can realize that the path that direct communication is established between two adjacent UE causes the user plane data transfer between neighbouring UE that the participation of core net is not required, reduce communication delay and the occupancy to Internet resources.
Description
Technical field
The present invention relates to field of communication technology, more particularly to a kind of method, equipment and system for establishing direct communication path.
Background technology
Third generation partner program（The 3rd Generation Partnership Project, 3GPP）Defined in
Two user equipmenies（User Equipment, UE）Between communication process：UE1 transmits data to the eNB of service, and eNB
Data can be route by the equipment of the core network Serving GW and PGW, PGW that can pass data to service according to the routing table of UE1
Serving GW to service PGW and Serving GW, the UE2 service of UE2 pass data to the eNB of UE2 services, then pass through
ENB passes to UE2.It is the scene when the Serving GW and PGW that UE1 and UE2 is serviced is identical shown in Fig. 1, under the scene, no
The PGW that UE1 is serviced is needed to route data to for the process of the UE2 PGW serviced.
Even if the position between two UE of communication is very near, communication data is also required to by the eNB that each services, core
Net gets to opposite end, and communication delay is big, and takes Internet resources.Therefore 3GPP is being studied on logical between nearby device
Letter technology, even communicating pair apart from it is close when, can realize direct communication between two UE.
At present, direct communication path is established for how to be two UE, also without solution.
The content of the invention
The object of the present invention is to provide a kind of method, equipment and system for establishing direct communication path, to solve
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of method for establishing direct communication path, including：
The base station that calling subscribe is resident is received establishes asking for direct communication between the calling subscribe and called subscriber
It is that the calling subscribe and the called subscriber distribute direct communication user plane path mark, and be calling subscribe after seeking message
Direct communication path distribution interface-free resources configuration information between called subscriber；
The base station that the calling subscribe is resident sends the direct of distribution to the calling subscribe and the called subscriber respectively
Communication user face ID of trace route path and interface-free resources configuration information, and indicate that the calling subscribe and the called subscriber are carried
Configuration.
A kind of base station, including：
Direct communication request message receiving module, direct communication is established for receiving between calling subscribe and called subscriber
Request message, the calling subscribe resides in this base station；
Resource distribution module, for distributing direct communication user plane path mark for the calling subscribe and the called subscriber
Know, and the direct communication path distribution interface-free resources configuration information between calling subscribe and called subscriber；
Configuration instruction module is carried, for sending the directly logical of distribution to the calling subscribe and the called subscriber respectively
Credit household face ID of trace route path and interface-free resources configuration information, and indicate that the calling subscribe and the called subscriber carry out carrying and match somebody with somebody
Put.
A kind of system for establishing direct communication path, including：
The base station that calling subscribe, called subscriber and calling subscribe are resident；
The base station that the calling subscribe is resident is used for, and receives and is established directly between the calling subscribe and called subscriber
It is that the calling subscribe and the called subscriber distribute direct communication user plane path mark, and be after the request message of communication
Direct communication path distribution interface-free resources configuration information between calling subscribe and called subscriber；Respectively to the calling subscribe and
The called subscriber sends the direct communication user plane path mark and interface-free resources configuration information of distribution, and indicates the caller
User and the called subscriber carry out carrying configuration；
The calling subscribe and called subscriber are respectively used to, and the instruction for the base station being resident according to the calling subscribe, will connect
Received direct communication user plane path mark associates preservation with interface-free resources configuration information, and according to the direct communication user
ID of trace route path associated interface-free resources configuration information in face carries out data transmission.
By the embodiment of the present invention, it can realize that the path that direct communication is established between two adjacent UE causes neighbouring UE
Between user plane data transfer be not required core net participation, reduce communication delay and the occupancy to Internet resources.
Brief description of the drawings
The network scenarios schematic diagram that Fig. 1 communicates between adjacent UE in the prior art；
Fig. 2 is method flow diagram provided in an embodiment of the present invention；
Fig. 3 is first method signaling diagram provided in an embodiment of the present invention；
Fig. 4 is second method signaling diagram provided in an embodiment of the present invention；
Fig. 5 is the third method signaling diagram provided in an embodiment of the present invention；
Fig. 6 is architecture of base station schematic diagram provided in an embodiment of the present invention；
Fig. 7 is system structure diagram provided in an embodiment of the present invention.
Embodiment
The present invention provides a kind of solution that direct communication path is established between two adjacent UE.Wherein, caller
The eNB that user is resident is received the request message of direct communication is established between calling subscribe and called subscriber after, for caller use
Family and called subscriber distribute direct communication user plane path mark, and the direct communication road between calling subscribe and called subscriber
Interface-free resources configuration information is distributed in footpath；Then the direct communication user plane road of distribution is sent to calling subscribe and called subscriber respectively
Footpath identifies and interface-free resources configuration information, and indicates that calling subscribe and called subscriber carry out carrying configuration.Implemented by the present invention
Example, can realize that the path that direct communication is established between two adjacent UE causes the user plane data transfer between neighbouring UE not
The participation of core net is needed, reduces communication delay and the occupancy to Internet resources.
Wherein, the direct communication user plane path mark for distributing to calling subscribe and called subscriber can be identical, can also
It is different.Preferably, identical direct communication user plane mark is distributed for calling subscribe and called subscriber.In the embodiment of the present invention,
Direct communication user plane path mark can be load identification（Identity, ID）Or definition is neighbouring for identifying
Through path ID of communication etc..
Wherein, the interface-free resources distribution information of the direct communication path between calling subscribe and called subscriber is distributed to, its
Comprising physical layer transfer resource configure, can with but be not limited only to include：Running time-frequency resource information that data transfer uses, transmission block are big
Small information, modulation coding scheme information etc..According to transmission demand, which can also include media interviews control
System（Media Access Control, MAC）The configuration information of layer, Packet Data Convergence Protocol（Packet Data
Convergence Protocol, PDCP）Layer configuration information etc..
In the embodiment of the present invention, interface-free resources distribution information can include two parts, and a part is sent out for calling subscribe
The interface-free resources distribution information that data are distributed is sent, another part is the interface-free resources distribution that data distribution is sent for called subscriber
Information.
Technical solution provided in an embodiment of the present invention is described in detail below in conjunction with attached drawing.
First the method provided in an embodiment of the present invention for establishing direct communication path is carried out from the eNB sides that calling subscribe is resident
Explanation.This method is as shown in Fig. 2, specifically include following operation：
The eNB that step 100, calling subscribe are resident is received establishes direct communication between calling subscribe and called subscriber
After request message, direct communication user plane path mark is distributed for calling subscribe and called subscriber, and for calling subscribe and be called
Direct communication path distribution interface-free resources configuration information between user.
Wherein, established between calling subscribe and called subscriber direct communication request message can with but be not limited only to be main
It is the mobility management entity of user（Mobility Management Entity, MME）Send or calling subscribe
Other service nodes send after determining to need to establish between calling subscribe and called subscriber direct communication.
The eNB that step 110, the calling subscribe are resident sends the direct communication of distribution to calling subscribe and called subscriber respectively
User plane path identifies and interface-free resources configuration information, and indicates that calling subscribe and called subscriber carry out carrying configuration.
It is preferred that the positional information of the called subscriber and the interim mark of the called subscriber are carried in above-mentioned request message
Know information.
In the embodiment of the present invention, the positional information of called subscriber can with but be not limited only to be following any information or any group
Close：Current persistent district（Cell）Cell ID, eNB ID of currently resident eNB, place latitude and longitude information.Called subscriber
Temporary mark information can with but be not limited only to be following any information：The unique interim mark in the whole world of called subscriber
Know（GUTI）Information, Cell Radio Network Temporary Identifier/Identity, Cell-RNTI（Cell-Radio Network Temporary Identify, C-
RNTI）Information.
The eNB that calling subscribe is resident can also feed back direct communication path to the transmitting terminal of request message and establish response, with
Indicate whether the direct communication path between calling subscribe and called subscriber is successfully established.It is preferred that what the calling subscribe was resident
ENB is anti-to the transmitting terminal of above-mentioned request message after the carrying configuration response message of calling subscribe and called subscriber's feedback is received
Feedback direct communication path establishes response message.If the carrying configuration response message instruction calling subscribe received and called subscriber
Carrying configuration is completed, then establishing response message by direct communication path indicates that direct communication path is successfully established, and otherwise, leads to
Cross direct communication path and establish response message instruction direct communication path and establish and fail.
Certainly, the carrying configuration response message except through receiving judges whether user plane bearer configuration succeeds, and may be used also
To realize by other means.For example, the response message of UE is not received in the given time, then it is assumed that UE is completed（Or do not complete）
User plane bearer configures.
On the basis of any of the above-described embodiment, it is preferred that the eNB that calling subscribe is resident sends the straight of distribution to calling subscribe
Credit household's face ID of trace route path and interface-free resources configuration information are connected, and indicates that the calling subscribe carries out the implementation of carrying configuration
Can be：The wireless heterogeneous networks of carrying configuration are initiated to the calling subscribe（Radio Resource Control, RRC）Cross
Journey, carries direct communication user plane path mark and interface-free resources configuration information for calling subscribe distribution in RRC information.
The specific implementation that RRC processes are initiated to calling subscribe is referred to existing RRC processes, and which is not described herein again.
In any of the above-described embodiment, the eNB that calling subscribe is resident sends the direct communication user plane of distribution to called subscriber
ID of trace route path and interface-free resources configuration information, and indicate the called subscriber carry out carrying configuration specific implementation can root
According to the difference of application scenarios, there is different implementations.It is specific as follows：
（One）If calling subscribe and called subscriber reside in same eNB.So, the eNB that calling subscribe is resident according to
The positional information of the called subscriber carried in above-mentioned request message, determines that called subscriber resides in this eNB；Sent out to the called subscriber
Send carrying configure RRC processes, in RRC information carry for the called subscriber distribution direct communication user plane path mark and
Interface-free resources configuration information.The specific implementation that RRC processes are initiated to calling subscribe is referred to existing RRC processes, this
In repeat no more.
After definite called subscriber resides in this eNB, eNB that calling subscribe is resident in above-mentioned request message always according to carrying
Called subscriber temporary mark information, obtain the contextual information of the called subscriber.
Further, also by the direct communication user plane path distributed for called subscriber mark and interface-free resources configuration information
Contextual information as the called subscriber preserves.
（Two）If calling subscribe and called subscriber reside in different eNB, X2 interface can be used between the two eNB
Transmit the signaling message based on UE.So, the eNB that calling subscribe is resident is according to the called subscriber's carried in above-mentioned request message
Positional information, determines the eNB that the called subscriber is resident；The eNB being resident by the called subscriber, sends to the called subscriber and indicates
The RRC information configured is carried, direct communication user plane path mark and sky for called subscriber distribution are carried in the RRC information
Mouth resource allocation information.
After the eNB be resident of called subscriber is determined, quilt that eNB that calling subscribe is resident will also be carried in above-mentioned request message
The temporary mark information of user is made to be sent to the eNB that called subscriber is resident.Specifically, it can both be sent in same message called
The temporary mark information of user, the direct communication user plane path for called subscriber's distribution identifies and above-mentioned interface-free resources match somebody with somebody confidence
Breath, can also individually send the temporary mark information of called subscriber.
Implementation（Two）Scene mostly occur and reside in same mobility management entity in calling subscribe and called subscriber
Pond（MME pool）Under adjacent base station between scene.Calling subscribe can be registered in same MME with called subscriber at this time, also may be used
To be registered in different MME, the present invention is not influenced.
（Three）If calling subscribe and called subscriber reside in different eNB, but do not have X2 interface between the two eNB,
Or signaling message of the X2 interface transmission based on UE can not be used.So, the eNB that calling subscribe is resident is according to above-mentioned request message
The positional information of the called subscriber of middle carrying, determines the eNB that the called subscriber is resident；By the MME of the calling subscribe, this is called
The eNB that the MME of user and the called subscriber are resident, the RRC information of instruction carrying configuration is sent to the called subscriber, which disappears
The direct communication user plane path mark and interface-free resources configuration information for called subscriber distribution are carried in breath.
Implementation（Three）Scene mostly occur the boundary position of two MME pool be in two UE.It is different at this time
ENB between MME pool does not dispose X2 interface.Even if there are X2 interface between two adjacent eNBs of difference MME pool,
It can not be used to transmit the signaling based on UE.
It should be pointed out that the（Three）Kind of implementation is applicable not only to not have X2 interface between two eNB or can not
Use signaling message of the X2 interface transmission based on UE.It is also applied for（Two）Scene described in kind implementation.
Below by taking a concrete application scene as an example, method provided in an embodiment of the present invention is described in detail.
UE1 initiates the conversation procedure to UE2, i.e. UE1 is calling subscribe, and UE2 is called subscriber.Application layer is by UE1 and UE2
Application layer message issue a certain server and either protect in this server of a certain service module function or service module function
The mapping relations using the mark of UE in layer identification and network of UE are deposited.The mark of UE can be that the world of UE is mobile in network
CUSTOMER ID（International Mobile Subscriber Identification Number, IMSI）Information, state
Border mobile equipment identity code（International Mobile Equipemnt Identity, IMEI）Information, mobile subscriber number
Code（Mobile Subscriber International ISDN, MSISDN）, or the other marks newly defined for UE in network
Know information.
This server or service module function obtain UE2 positional informations in a network and third generation affiliate meter
Draw（The 3rd Generation Partnership Project, 3GPP）Network is the temporary mark information of UE2 distribution.
3GPP networks refer to the GUTI information of UE, C-RNTI information, or the group of the two information for the temporary mark information of UE distribution
Close.
This server or service module function face the positional information of the UE2 of acquisition and 3GPP networks for what UE2 was distributed
When identification information be sent to the MME of UE1 current services, referred to herein as MME1, if meeting the condition of adjacent communication, MME1 is to UE1
Resident eNB（eNB1）It is sent in the request message that direct communication is established between UE1 and UE2.Specific direct communication path is built
Vertical process includes following operation：
Step 200, MME1 send the request message for establishing direct communication to eNB1, and the mark of UE1 is carried in the request message
Know information, the temporary mark information of UE2 and the positional information of UE2.
Step 210, eNB1 between the two UE direct transmission path distribution interface-free resources configuration information, be UE1 and
UE2 distribution direct communication user plane path marks.
It should be pointed out that there is no stringent sequential relationship between above-mentioned steps 210 and step 220, to be implemented as
It is accurate.
Step 220, eNB1 send carrying reallocation message to UE1, which is used to indicate that UE1 carries out carrying and matches somebody with somebody
Put.
Wherein, it is sent in the carrying reallocation message of UE1 comprising above-mentioned interface-free resources configuration information and is distributed for UE1 straight
Connect credit household face ID of trace route path.
Specifically, the RRC processes of carrying configuration can be initiated, correspondingly, carrying reallocation message is instruction carrying configuration
RRC information.
Step 230, UE1 identify the direct communication user plane path received associates guarantor with interface-free resources configuration information
Deposit, and carrying configuration response message is returned to eNB1.
UE1 can be in the sky indicated by the associated interface-free resources configuration information of corresponding direct communication user plane path mark
Direct communication is carried out in mouth resource.Specifically, when carrying out data transmission, associated sky is identified according to direct communication user plane path
Mouth resource allocation information selection modulation coding scheme, sets transport block size, reception/transmission number on specified running time-frequency resource
According to.
Step 240, eNB1 determine eNB that UE2 is resident according to the positional information of UE2, if UE2 resides in eNB1, perform
Step 250, if UE2 resides in other eNB（eNB2）, perform step 280.
Step 250, eNB1 send carrying reallocation message to UE2, which is used to indicate that UE2 carries out carrying and matches somebody with somebody
Put, perform step 260.
Wherein, it is sent in the carrying reallocation message of UE2 comprising above-mentioned interface-free resources configuration information and is distributed for UE2 straight
Connect credit household face ID of trace route path.
Specifically, the RRC processes of carrying configuration can be initiated, correspondingly, carrying reallocation message is instruction carrying configuration
RRC information.
Step 260, eNB1 perform step 270 according to the contextual information of the temporary mark acquisition of information UE2 of UE2.
Further, also using the direct communication user plane path distributed for UE2 mark and interface-free resources configuration information as
The contextual information of UE2 preserves.
It should be pointed out that there is no stringent sequential relationship between above-mentioned steps 250 and step 260, to be implemented as
It is accurate.
Step 270, UE2 identify the direct communication user plane path received associates guarantor with interface-free resources configuration information
Deposit, and carrying configuration response message is returned to eNB1.
With the presence or absence of the X2 interface that can transmit the signaling based on UE between step 280, eNB1 judgements and eNB2, if
Have, perform step 290, otherwise, perform step 2130.
Carrying reallocation message is encapsulated as X2 interface message and is sent by step 290, eNB1 by the X2 interface between eNB2
To eNB2, the temporary mark information of UE2 is also carried in the X2 interface message, performs step 2100.
Wherein, used comprising above-mentioned interface-free resources configuration information in the carrying reallocation message and for the direct communication of UE2 distribution
Family face ID of trace route path.
Specifically, the carrying reallocation message is the RRC information of instruction carrying configuration.
Step 2100, eNB2 obtain the upper and lower of the UE2 according to the temporary mark information of the UE2 carried in X2 interface message
Literary information, performs step 2110.
Further, eNB2 by the interface-free resources configuration information carried in X2 interface message and is the directly logical of UE2 distribution
Credit household face ID of trace route path is preserved as the contextual information of UE2.
The carrying reallocation message being encapsulated in X2 interface message is sent to UE2 by step 2110, eNB2, performs step
2120。
It should be pointed out that there is no stringent sequential relationship between above-mentioned steps 2100 and step 2110, with specific implementation
Subject to.
Step 2120, UE2 identify the direct communication user plane path received associates guarantor with interface-free resources configuration information
Deposit, and carrying configuration response message is returned to eNB1 by eNB2.
UE2 can be in the sky indicated by the associated interface-free resources configuration information of corresponding direct communication user plane path mark
Direct communication is carried out in mouth resource.Specifically, when carrying out data transmission, associated sky is identified according to direct communication user plane path
Mouth resource allocation information selection modulation coding scheme, sets transport block size, reception/transmission number on specified running time-frequency resource
According to.
Step 2130, eNB1 send direct communication to MME1 and establish message, and the carrying re-matching for UE2 is carried in the message
Message, the carrying reallocation message are used to indicate that UE2 carries out carrying configuration, perform step 2140.
Wherein, it is direct for being distributed comprising above-mentioned interface-free resources configuration information in the carrying reallocation message of UE2 and for UE2
Communication user face ID of trace route path.
Specifically, carrying reallocation message is the RRC information of instruction carrying configuration.
Step 2140, MME1 are according to the temporary mark information of UE2（Specially GUTI）Determine the MME that UE2 is currently registered
（MME2）, and send direct communication to MME2 and establish message, the carrying reallocation message for UE2, the position of UE2 are carried in the message
Confidence ceases and the temporary mark information of UE2, performs step 2150.
Step 2150, MME2 find the eNB2 that UE2 is resident, to eNB2 according to the positional information of the UE2 carried in message
The temporary mark information of the carrying reallocation message and UE2 for UE2 is sent, performs step 2160.
Step 2160, eNB2 are according to the contextual information of the temporary mark acquisition of information UE2 of UE2, and by received carrying
Reallocation message is sent to UE2, performs step 2170.
Further, the direct communication user plane path distributed for UE2 mark and above-mentioned interface-free resources are matched somebody with somebody confidence by eNB2
Cease and preserved as the contextual information of UE2.
Step 2170, UE2 identify the direct communication user plane path received associates guarantor with interface-free resources configuration information
Deposit, and carrying configuration response message is returned to eNB1 by eNB2, MME2 and MME1.
UE2 can be in the sky indicated by the associated interface-free resources configuration information of corresponding direct communication user plane path mark
Direct communication is carried out in mouth resource.Specifically, when carrying out data transmission, associated sky is identified according to direct communication user plane path
Mouth resource allocation information selection modulation coding scheme, sets transport block size, reception/transmission number on specified running time-frequency resource
According to.
Step 2180, eNB1 return directly logical after it have received the carrying configuration response message of UE1 and UE2 feedbacks to MME1
Response message is established in letter path, and instruction direct communication process, which is established, to be completed.
By above-mentioned processing procedure, UE1 and UE2 can identify associated eat dishes without rice or wine in corresponding direct communication user plane path
Direct communication is carried out in interface-free resources indicated by resource allocation information.Specifically, when carrying out data transmission, according to direct communication
User plane path identifies associated interface-free resources configuration information selection modulation coding scheme, transport block size is set, specified
Reception/transmission data on running time-frequency resource.
It should be pointed out that the interaction between eNB1 and UE1（Step 210 ~ step 230）, between eNB1 and UE2
Interaction（Step 240 ~ step 270, either step 240, step 280 ~ step 2110 or step 240, step 2120 ~ step
Rapid 2180）, there is no stringent sequential relationship between the two independent interactions, be subject to specific implementation.
In above-mentioned processing procedure, the Signalling exchange that UE1 and UE2 reside in eNB1 is as shown in Figure 3.UE1 reside in eNB1,
UE2 resides in eNB2, can interact the signaling of UE, corresponding Signalling exchange such as Fig. 4 institutes between eNB1 and eNB2 by X2 interface
Show.UE1 resides in eNB1, UE2 and resides in eNB2, can not interact the signaling of UE, phase between eNB1 and eNB2 by X2 interface
The Signalling exchange answered is as shown in Figure 5.
Based on the inventive concept identical with method, the embodiment of the present invention also provides a kind of base station, its structure as shown in the figure 6,
It is as follows to implement structure：
Direct communication request message receiving module 601, is established directly for receiving between calling subscribe and called subscriber
The request message of communication, the calling subscribe reside in this base station；
Resource distribution module 602, for distributing direct communication user plane road for the calling subscribe and the called subscriber
Footpath identifies, and the direct communication path distribution interface-free resources configuration information between calling subscribe and called subscriber；
Configuration instruction module 603 is carried, for sending the straight of distribution to the calling subscribe and the called subscriber respectively
Credit household's face ID of trace route path and interface-free resources configuration information are connected, and indicates that the calling subscribe and the called subscriber are held
Carry configuration.
It is preferred that the temporary mark information of called subscriber and the positional information of called subscriber are carried in above-mentioned request message.
It is preferred that base station provided in an embodiment of the present invention further includes response processing module, it is used for：
After the carrying configuration response message of the calling subscribe and called subscriber feedback is received, disappear to the request
The transmitting terminal feedback direct communication path of breath establishes response message.
On the basis of any of the above-described base station embodiment, the carrying configuration instruction module 603 is specifically used for：
The radio resource control process of carrying configuration is initiated to the calling subscribe, is carried in radio resource control information
For the direct communication user plane path mark and interface-free resources configuration information of calling subscribe distribution.
On the basis of any of the above-described base station embodiment, carrying configuration instruction module 603 is sent to the called subscriber distributes
Direct communication user plane path mark and interface-free resources configuration information, and indicate that the called subscriber carries out carrying configuration, root
According to different application scenarios, there is different implementations, enumerate below wherein several：
（One）The carrying configuration instruction module 603 is specifically used for：
According to the positional information of the called subscriber carried in the request message, determine that the called subscriber resides in
This base station；
The radio resource control process of carrying configuration is sent to the called subscriber, is carried in radio resource control information
For the direct communication user plane path mark and interface-free resources configuration information of called subscriber distribution；
After the definite called subscriber resides in this base station, the carrying configuration instruction module 603 is additionally operable to：
According to the temporary mark information of the called subscriber carried in the request message, obtain the called subscriber's
Contextual information.
（Two）The carrying configuration instruction module 603 is specifically used for：
According to the positional information of the called subscriber carried in the request message, determine what the called subscriber was resident
Base station；
The base station being resident by the called subscriber, the Radio Resource control of instruction carrying configuration is sent to the called subscriber
Message processed, carry in the radio resource control information for called subscriber distribution direct communication user plane path mark and
Interface-free resources configuration information；
Behind the base station that the definite called subscriber is resident, the carrying configuration instruction module is additionally operable to：
The temporary mark information of the called subscriber carried in the request message is sent to the called subscriber to stay
The base station stayed.
（Three）The carrying configuration instruction module 603 is specifically used for：
According to the positional information of the called subscriber carried in the request message, determine what the called subscriber was resident
Base station；
Pass through the mobility management entity of the calling subscribe, the mobility management entity of the called subscriber and described
The base station that called subscriber is resident, the radio resource control information of instruction carrying configuration is sent to the called subscriber, described wireless
Carried in Resource Control Message and match somebody with somebody confidence for the direct communication user plane path mark and interface-free resources of called subscriber distribution
Breath.
Based on the inventive concept same with method, the embodiment of the present invention also provide it is a kind of establish direct communication path be
System, its structure as shown in fig. 7, comprises：The base station 703 that calling subscribe 701, called subscriber 702 and calling subscribe are resident；
The base station 703 that the calling subscribe is resident is used for, receive the calling subscribe 701 and called subscriber 702 it
Between establish the request message of direct communication after, be that the calling subscribe 701 and the called subscriber 702 distribute direct communication user
Face ID of trace route path, and the direct communication path distribution interface-free resources between calling subscribe 701 and called subscriber 702 match somebody with somebody confidence
Breath；The direct communication user plane path mark and sky of distribution are sent to the calling subscribe 701 and the called subscriber 702 respectively
Mouth resource allocation information, and indicate that the calling subscribe 701 and the called subscriber 702 carry out carrying configuration；
The calling subscribe 701 and called subscriber 702 are respectively used to, the base station 703 being resident according to the calling subscribe
Instruction, preservation is associated with interface-free resources configuration information by the direct communication user plane path received mark, and according to described straight
The associated interface-free resources configuration information of credit household's face ID of trace route path is connected to carry out data transmission.
It is preferred that the temporary mark information of called subscriber and the positional information of called subscriber are carried in above-mentioned request message.
It is preferred that the calling subscribe 701 and the called subscriber 702 are additionally operable to, the base being resident to the calling subscribe
703 feedbacks of standing carry configuration response message；
The base station 703 that the calling subscribe is resident is additionally operable to, and is receiving the calling subscribe 701 and the called subscriber
After the carrying configuration response message of 702 feedbacks, establish response to the transmitting terminal feedback direct communication path of the request message and disappear
Breath.
On the basis of any of the above-described system embodiment, it is preferred that the base station 703 be resident of the calling subscribe is to the caller
User 701 sends the direct communication user plane path mark and interface-free resources configuration information of distribution, and indicates the calling subscribe
701 carry out carrying configuration, including：
The wireless heterogeneous networks of carrying configuration are initiated to the calling subscribe 701 in the base station 703 that the calling subscribe is resident
Process, in radio resource control information carry for the calling subscribe 701 distribution direct communication user plane path mark and
Interface-free resources configuration information.
On the basis of any of the above-described system embodiment, base station 703 that the calling subscribe is resident is to the called subscriber 702
The direct communication user plane path mark and interface-free resources configuration information of distribution are sent, and indicates that the called subscriber 702 carries out
Carrying configuration, according to different application scenarios, there is different implementations.Enumerate below wherein several：
（One）
According to the positional information of the called subscriber 702 carried in the request message, determine that the called subscriber stays
Stay in this base station；
The radio resource control process of carrying configuration is sent to the called subscriber 702, in radio resource control information
Carry the direct communication user plane path mark and interface-free resources configuration information for the called subscriber 702 distribution；
After the definite called subscriber resides in this base station, the base station that the calling subscribe is resident is additionally operable to：
According to the temporary mark information of the called subscriber carried in the request message, obtain the called subscriber's
Contextual information.
（Two）
（Two）In kind implementation, system provided in an embodiment of the present invention further includes the base that the called subscriber is resident
Stand；
The base station that the calling subscribe is resident sends the direct communication user plane path mark of distribution to the called subscriber 702
Knowledge and interface-free resources configuration information, and indicate that the called subscriber 702 carries out carrying configuration, including：According to the request message
The positional information of the called subscriber 702 of middle carrying, determines the base station that the called subscriber is resident, to stay to the called subscriber
The base station stayed sends X2 interface message, and the radio resource control information of instruction carrying configuration, institute are carried in the X2 interface message
State and the direct communication user plane path mark distributed for the called subscriber 702 is carried in radio resource control information and eats dishes without rice or wine to provide
Source configuration information；
Behind the base station that the definite called subscriber is resident, the base station that the calling subscribe is resident is additionally operable to：
The temporary mark information of the called subscriber carried in the request message is sent out by the X2 interface message
Give the base station that the called subscriber is resident；
The base station that the called subscriber is resident is used for, and the X2 interface message is received, according to the interim of the called subscriber
Identification information, obtains the contextual information of the called subscriber, and the Radio Resource control that the instruction carrying wherein carried is configured
Message processed is sent to the called subscriber 702.
（Three）
（Three）In kind implementation, system provided in an embodiment of the present invention further includes the mobility of the calling subscribe
The base station that management entity, the mobility management entity of the called subscriber and the called subscriber are resident；
The base station that the calling subscribe is resident sends the direct communication user plane path mark of distribution to the called subscriber 702
Knowledge and interface-free resources configuration information, and indicate that the called subscriber 702 carries out carrying configuration, including：According to the request message
The positional information of the called subscriber 702 of middle carrying, determines the base station that the called subscriber is resident；To the calling subscribe's
Mobility management entity sends the message of the radio resource control information comprising instruction carrying configuration, and the wireless heterogeneous networks disappear
The direct communication user plane path mark and interface-free resources configuration information for the called subscriber 702 distribution are carried in breath；
The mobility management entity of the calling subscribe is used for, and searches the mobility management entity of the called subscriber, to
The mobility management entity of the called subscriber sends the radio resource control information comprising instruction carrying configuration, the called use
The message of the temporary mark information at family and the temporary mark information of the called subscriber；
The mobility management entity of the called subscriber is used for, and according to the positional information of the called subscriber, determines described
The base station that called subscriber is resident, the base station being resident to the called subscriber send the wireless heterogeneous networks for including instruction carrying configuration
The message of message and the temporary mark information of the called subscriber；
The base station that the called subscriber is resident is used for, to quilt described in the temporary mark acquisition of information according to the called subscriber
The contextual information of user is, and the called subscriber 702 sends the radio resource control information of instruction carrying configuration.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, the present invention can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can use the computer for wherein including computer usable program code in one or more
Usable storage medium（Including but not limited to magnetic disk storage, CD-ROM, optical memory etc.）The computer program production of upper implementation
The form of product.
The present invention be with reference to according to the method for the embodiment of the present invention, equipment（System）And the flow of computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or square frame in journey and/or square frame and flowchart and/or the block diagram.These computer programs can be provided
The processors of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices, which produces, to be used in fact
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided and is used for realization in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a square frame or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make these embodiments other change and modification.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (18)
- A kind of 1. method for establishing direct communication path, it is characterised in that including：The base station that calling subscribe is resident, which is received, to be established the request of direct communication between the calling subscribe and called subscriber and disappears Be that the calling subscribe and the called subscriber distribute direct communication user plane path mark after breath, and for calling subscribe and by The direct communication path between user is made to distribute interface-free resources configuration information；The base station that the calling subscribe is resident sends the direct communication of distribution to the calling subscribe and the called subscriber respectively User plane path identifies and interface-free resources configuration information, and indicates that the calling subscribe and the called subscriber carry out carrying and match somebody with somebody Put；Wherein, the request message carries the positional information of the called subscriber and the temporary mark information of the called subscriber, It is true according to the positional information of the called subscriber that the positional information of the called subscriber is used for the base station that the calling subscribe is resident The base station that the fixed called subscriber is resident.
- 2. according to the method described in claim 1, it is characterized in that, this method further includes：The base station that the calling subscribe is resident is receiving the carrying configuration response of the calling subscribe and called subscriber feedback After message, response message is established to the transmitting terminal feedback direct communication path of the request message.
- 3. method according to claim 1 or 2, it is characterised in that the base station that the calling subscribe is resident is to the caller User sends the direct communication user plane path mark and interface-free resources configuration information of distribution, and indicates that the calling subscribe carries out Carrying configuration, including：The base station that the calling subscribe is resident initiates the radio resource control process of carrying configuration to the calling subscribe, wireless Carry in Resource Control Message and match somebody with somebody for the direct communication user plane path mark of calling subscribe distribution and the interface-free resources Confidence ceases.
- 4. according to the method described in claim 3, it is characterized in that, the base station be resident of the calling subscribe is to the called subscriber The direct communication user plane path mark and interface-free resources configuration information of distribution are sent, and indicates that the called subscriber is carried Configuration, including：The base station that the calling subscribe is resident is determined according to the positional information of the called subscriber carried in the request message The called subscriber resides in this base station；The base station that the calling subscribe is resident sends the radio resource control process of carrying configuration to the called subscriber, wireless Carried in Resource Control Message and match somebody with somebody confidence for the direct communication user plane path mark and interface-free resources of called subscriber distribution Breath；After the definite called subscriber resides in this base station, this method further includes：The base station that the calling subscribe is resident according to the temporary mark information of the called subscriber carried in the request message, Obtain the contextual information of the called subscriber.
- 5. according to the method described in claim 3, it is characterized in that, the base station be resident of the calling subscribe is to the called subscriber The direct communication user plane path mark and interface-free resources configuration information of distribution are sent, and indicates that the called subscriber is carried Configuration, including：The base station that the calling subscribe is resident is determined according to the positional information of the called subscriber carried in the request message The base station that the called subscriber is resident；The base station that the base station that the calling subscribe is resident is resident by the called subscriber, sends instruction to the called subscriber and holds The radio resource control information of configuration is carried, is carried in the radio resource control information as the directly logical of called subscriber distribution Credit household face ID of trace route path and interface-free resources configuration information；Behind the base station that the definite called subscriber is resident, this method further includes：The base station that the calling subscribe is resident is sent out by the temporary mark information of the called subscriber carried in the request message Give the base station that the called subscriber is resident.
- 6. according to the method described in claim 3, it is characterized in that, the base station be resident of the calling subscribe is to the called subscriber The direct communication user plane path mark and interface-free resources configuration information of distribution are sent, and indicates that the called subscriber is carried Configuration, including：The base station that the calling subscribe is resident is determined according to the positional information of the called subscriber carried in the request message The base station that the called subscriber is resident；The movement of mobility management entity, the called subscriber that the base station that the calling subscribe is resident passes through the calling subscribe Property the management entity and base station be resident of the called subscriber, the Radio Resource of instruction carrying configuration is sent to the called subscriber Control message, the direct communication user plane path mark for called subscriber distribution is carried in the radio resource control information With interface-free resources configuration information.
- A kind of 7. base station, it is characterised in that including：Direct communication request message receiving module, asking for direct communication is established for receiving between calling subscribe and called subscriber Message is sought, the calling subscribe resides in this base station；Resource distribution module, for distributing direct communication user plane path mark for the calling subscribe and the called subscriber, And the direct communication path distribution interface-free resources configuration information between calling subscribe and called subscriber；Configuration instruction module is carried, the direct communication for sending distribution to the calling subscribe and the called subscriber respectively is used Family face ID of trace route path and interface-free resources configuration information, and indicate that the calling subscribe and the called subscriber carry out carrying configuration；Wherein, the request message carries the positional information of the called subscriber and the temporary mark information of the called subscriber, It is true according to the positional information of the called subscriber that the positional information of the called subscriber is used for the base station that the calling subscribe is resident The base station that the fixed called subscriber is resident.
- 8. base station according to claim 7, it is characterised in that further include response processing module, be used for：After the carrying configuration response message of the calling subscribe and called subscriber feedback is received, to the request message Transmitting terminal feedback direct communication path establishes response message.
- 9. the base station according to claim 7 or 8, it is characterised in that the carrying configuration instruction module is specifically used for：The radio resource control process of carrying configuration is initiated to the calling subscribe, is carried in radio resource control information as institute State the direct communication user plane path mark of calling subscribe's distribution and the interface-free resources configuration information.
- 10. base station according to claim 9, it is characterised in that the carrying configuration instruction module is specifically used for：According to the positional information of the called subscriber carried in the request message, determine that the called subscriber resides in Ben Ji Stand；The radio resource control process of carrying configuration is sent to the called subscriber, is carried in radio resource control information as institute State the direct communication user plane path mark and interface-free resources configuration information of called subscriber's distribution；After the definite called subscriber resides in this base station, the carrying configuration instruction module is additionally operable to：According to the temporary mark information of the called subscriber carried in the request message, the upper and lower of the called subscriber is obtained Literary information.
- 11. base station according to claim 9, it is characterised in that the carrying configuration instruction module is specifically used for：According to the positional information of the called subscriber carried in the request message, the base that the called subscriber is resident is determined Stand；The base station being resident by the called subscriber, the wireless heterogeneous networks that instruction carrying configuration is sent to the called subscriber disappear Cease, the direct communication user plane path carried in the radio resource control information as called subscriber distribution identifies and eats dishes without rice or wine Resource allocation information；Behind the base station that the definite called subscriber is resident, the carrying configuration instruction module is additionally operable to：The temporary mark information of the called subscriber carried in the request message is sent to what the called subscriber was resident Base station.
- 12. base station according to claim 9, it is characterised in that the carrying configuration instruction module is specifically used for：According to the positional information of the called subscriber carried in the request message, the base that the called subscriber is resident is determined Stand；Pass through the mobility management entity of the calling subscribe, the mobility management entity of the called subscriber and described called The base station that user is resident, the radio resource control information of instruction carrying configuration, the Radio Resource are sent to the called subscriber The direct communication user plane path mark and interface-free resources configuration information for called subscriber distribution are carried in control message.
- A kind of 13. system for establishing direct communication path, it is characterised in that including：The base station that calling subscribe, called subscriber and calling subscribe are resident；The base station that the calling subscribe is resident is used for, and receives and establishes direct communication between the calling subscribe and called subscriber Request message after, be that the calling subscribe and the called subscriber distribute direct communication user plane path mark, used for caller Direct communication path distribution interface-free resources configuration information between family and called subscriber；Respectively to the calling subscribe and the quilt Cry user send distribution direct communication user plane path mark and interface-free resources configuration information, and indicate the calling subscribe and The called subscriber carries out carrying configuration；The calling subscribe and called subscriber are respectively used to, and the instruction for the base station being resident according to the calling subscribe, will receive Direct communication user plane path mark preservation is associated with interface-free resources configuration information, and according to the direct communication user plane road Footpath identifies associated interface-free resources configuration information and carries out data transmission；Wherein, the request message carries the positional information of the called subscriber and the temporary mark information of the called subscriber, It is true according to the positional information of the called subscriber that the positional information of the called subscriber is used for the base station that the calling subscribe is resident The base station that the fixed called subscriber is resident.
- 14. system according to claim 13, it is characterised in that the calling subscribe and the called subscriber are additionally operable to, The base station feedback being resident to the calling subscribe carries configuration response message；The base station that the calling subscribe is resident is additionally operable to, and is matched somebody with somebody in the carrying for receiving the calling subscribe and called subscriber feedback After putting response message, response message is established to the transmitting terminal feedback direct communication path of the request message.
- 15. the system according to claim 13 or 14, it is characterised in that the base station that the calling subscribe is resident is to the master Cry user send distribution direct communication user plane path mark and interface-free resources configuration information, and indicate the calling subscribe into Row carrying configuration, including：The base station that the calling subscribe is resident initiates the radio resource control process of carrying configuration to the calling subscribe, wireless Carried in Resource Control Message and match somebody with somebody confidence for the direct communication user plane path mark and interface-free resources of calling subscribe distribution Breath.
- 16. system according to claim 15, it is characterised in that the base station that the calling subscribe is resident is to the called use Family sends the direct communication user plane path mark and interface-free resources configuration information of distribution, and indicates that the called subscriber is held Configuration is carried, including：According to the positional information of the called subscriber carried in the request message, determine that the called subscriber resides in Ben Ji Stand；The radio resource control process of carrying configuration is sent to the called subscriber, is carried in radio resource control information as institute State the direct communication user plane path mark and interface-free resources configuration information of called subscriber's distribution；After the definite called subscriber resides in this base station, the base station that the calling subscribe is resident is additionally operable to：According to the temporary mark information of the called subscriber carried in the request message, the upper and lower of the called subscriber is obtained Literary information.
- 17. system according to claim 15, it is characterised in that further include the base station that the called subscriber is resident；The base station that the calling subscribe is resident sends the direct communication user plane path mark and sky of distribution to the called subscriber Mouth resource allocation information, and indicate that the called subscriber carries out carrying configuration, including：According to the institute carried in the request message The positional information of called subscriber is stated, determines the base station that the called subscriber is resident, the base station being resident to the called subscriber is sent X2 interface message, the radio resource control information of instruction carrying configuration, the Radio Resource control are carried in the X2 interface message The direct communication user plane path mark and interface-free resources configuration information for called subscriber distribution are carried in message processed；Behind the base station that the definite called subscriber is resident, the base station that the calling subscribe is resident is additionally operable to：The temporary mark information of the called subscriber carried in the request message is sent to by the X2 interface message The base station that the called subscriber is resident；The base station that the called subscriber is resident is used for, and the X2 interface message is received, according to the temporary mark of the called subscriber Information, obtains the contextual information of the called subscriber, and the wireless heterogeneous networks of the instruction carrying configuration wherein carried are disappeared Breath is sent to the called subscriber.
- 18. system according to claim 15, it is characterised in that the mobile management for further including the calling subscribe is real The base station that body, the mobility management entity of the called subscriber and the called subscriber are resident；The base station that the calling subscribe is resident sends the direct communication user plane path mark and sky of distribution to the called subscriber Mouth resource allocation information, and indicate that the called subscriber carries out carrying configuration, including：According to the institute carried in the request message The positional information of called subscriber is stated, determines the base station that the called subscriber is resident；Mobile management to the calling subscribe is real Body sends the message of the radio resource control information comprising instruction carrying configuration, is carried in the radio resource control information as institute State the direct communication user plane path mark and interface-free resources configuration information of called subscriber's distribution；The mobility management entity of the calling subscribe is used for, and searches the mobility management entity of the called subscriber, to described The mobility management entity of called subscriber sends radio resource control information comprising instruction carrying configuration, the called subscriber The message of temporary mark information and the temporary mark information of the called subscriber；The mobility management entity of the called subscriber is used for, and according to the positional information of the called subscriber, determines described called The base station that user is resident, the base station being resident to the called subscriber send the radio resource control information for including instruction carrying configuration With the message of the temporary mark information of the called subscriber；The base station that the called subscriber is resident is used for, according to called subscriber described in the temporary mark acquisition of information of the called subscriber Contextual information, and to the called subscriber send instruction carrying configuration radio resource control information.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310058659.8A CN104010381B (en) | 2013-02-25 | 2013-02-25 | A kind of method, equipment and system for establishing direct communication path |
| PCT/CN2014/071665 WO2014127699A1 (en) | 2013-02-25 | 2014-01-28 | Method, equipment and system for establishing direct communication path |
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| CN201310058659.8A CN104010381B (en) | 2013-02-25 | 2013-02-25 | A kind of method, equipment and system for establishing direct communication path |
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| CN104010381B true CN104010381B (en) | 2018-05-11 |
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| CN105704641B (en) * | 2014-11-06 | 2019-11-26 | 中兴通讯股份有限公司 | Device-to-device D2D data transmission method, device and D2D UE |
| CN106921808B (en) * | 2015-12-25 | 2019-10-08 | 中国电信股份有限公司 | Information-pushing method, information push platform and system |
| CN106941477A (en) * | 2016-01-04 | 2017-07-11 | 中兴通讯股份有限公司 | A kind of transmission method and device of chain of command information |
| CN110235514A (en) * | 2017-01-31 | 2019-09-13 | 华为技术有限公司 | Support base station and the communication equipment of localization radio communication service |
| WO2020011907A1 (en) * | 2018-07-12 | 2020-01-16 | Koninklijke Kpn N.V. | Multi-hop relaying in a mobile communication network |
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| CN101772199A (en) * | 2008-11-24 | 2010-07-07 | 华为终端有限公司 | Method and device for establishing D2D network |
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| CN104010381A (en) | 2014-08-27 |
| WO2014127699A1 (en) | 2014-08-28 |
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