CN104540119A - Communication method and device between base stations based on X2 agency - Google Patents
Communication method and device between base stations based on X2 agency Download PDFInfo
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- CN104540119A CN104540119A CN201410773449.1A CN201410773449A CN104540119A CN 104540119 A CN104540119 A CN 104540119A CN 201410773449 A CN201410773449 A CN 201410773449A CN 104540119 A CN104540119 A CN 104540119A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/08—Mobility data transfer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/16—Interfaces between hierarchically similar devices
- H04W92/20—Interfaces between hierarchically similar devices between access points
Abstract
The invention discloses a communication method and device between base stations based on an X2 agency. The method and device aim to solve the problem that X2 signals cannot be forwarded accurately due to the fact that the identification information which is distributed for X2 signal information by all family base stations is not unique in an X2 agency module. The method includes the steps that first, when the X2 signal information of the first family base station and the X2 signal information of the second family base station are received, global identification information is distributed, and a first mapping relation is established among the identity of the first family base station, the first identification information distributed by the first family base station and the global identification information; a second mapping relation is established among the identity of the second family base station, the second identification information distributed by the second family base station and the global identification information; when the X2 agency receives the X2 signal interaction between the first family base station and the second family base station again, the X2 signals are accurately forwarded to corresponding target base stations based on the global identification information, the first mapping relation and the second mapping relation, and thus the X2 signals can be accurately forwarded.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of inter base station communication method based on X2 agency and device.
Background technology
Long Term Evolution (Long Term Evolution, LTE) mobile communications network is compared with conventional mobile communications network, a great change realizes interconnecting by X2 interface between evolved base station (Evolved NodeB), defines so-called mesh network.
In the related, Home eNodeB (Home evolved NodeB, HeNB), be a kind of small-sized, lower powered base station, major deployments is in the indoor place such as family and office.The effect of HeNB provides higher service rate to user, and reduce the expense used required for high rate services, and the covering simultaneously making up existing distributed cellular radio communication system is not enough.HeNB has the advantages such as material benefit, convenient, low-power output, plug and play.
For the mobile communication system of the Home eNodeB (LTE HeNB) of employing Long Term Evolution, its network configuration as shown in Figure 1, evolution block core net (Evolved Packet Core, EPC) with evolved Home eNodeB (Home evolved Node B, HeNB, all Home eNodeB is called in literary composition) be connected by S1 interface, interconnected by X2 interface between evolved Home eNodeB.By introducing X2 proxy module, each Home eNodeB only needs to set up with X2 proxy module one and is connected and just can carries out communication with neighboring home base station, as shown in Figure 2, be connected by S1 interface between evolution block core net with X2 proxy module, interconnected by X2 interface between X2 proxy module and each Home eNodeB.
Separate between Home eNodeB, in X2AP signaling, the unique identification that Home eNodeB distributes can only ensure that for this Home eNodeB be unique, but, Home eNodeB and X2 proxy module are set up after X2 is connected, the unique identification that Home eNodeB distributes is not unique in X2 proxy module, if in X2 signaling message, the unique identification that different Home eNodeB distributes is identical, the unique identification of X2 proxy module None-identified Home eNodeB and distribution thereof, correctly cannot forward the X2 signaling between Home eNodeB.
Summary of the invention
The object of this invention is to provide a kind of inter base station communication method based on X2 agency and device, is the problem that the X2 signaling that uniquely do not cause in X2 proxy module of identification information that X2 signaling message distributes cannot accurately forward in order to solve Home eNodeB.
The object of the invention is to be achieved through the following technical solutions:
Based on an X2 agency's inter base station communication method, comprising:
X2 agency receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, obtain the first identification information that the First Family base station of carrying in described X2 request message is distributed for described Signalling exchange flow process, and distribute an overall identification information for described Signalling exchange flow process, and identify label in First Family base station, between described first identification information and described overall identification information, set up the first mapping relations;
X2 agency receive first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, obtain the second identification information that the second Home eNodeB of carrying in described X2 request message distributes for described Signalling exchange flow process, and the second Home eNodeB identify label, set up the second mapping relations between described second identification information and described overall identification information;
X2 agency receives First Family base station when sending to the X2 request message based on described Signalling exchange flow process of the second Home eNodeB again, obtain the first identification information and overall identification information that carry in described X2 request message, and based on described first mapping relations and the second mapping relations, obtain the second identification information, described X2 request message and described overall identification information and described second identification information are mail to the second Home eNodeB;
X2 agency receives the second Home eNodeB when sending to the X2 response message based on described Signalling exchange flow process of First Family base station again, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described first mapping relations and the second mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
Optionally, comprise further:
X2 agency and each Home eNodeB set up X2 when being connected, and obtain each Home eNodeB SCTP information, and based on the default SCTP information of each Home eNodeB and the corresponding relation of each Home eNodeB identification information, identify the identification information of each Home eNodeB.
Optionally, comprise further:
The first identification information carried in the X2 request message that X2 agency receives is First Family base station identification information for terminal distribution in handover request process, or, be the cell measurement identification information that First Family base station is distributed in resource status request process.
Optionally, comprise further:
X2 agency receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of described Signalling exchange flow process time, after setting up described first mapping relations, described X2 request message and described overall identification information are mail to the second Home eNodeB;
X2 agency receive first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, after setting up described second mapping relations, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described overall identification information and described first mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
Optionally, comprise further:
At the end of described Signalling exchange flow process, X2 agency removes described overall identification information, described first mapping relations and described second mapping relations.
Based on an X2 agency's inter base station communication device, comprising:
Map unit, for receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, obtain the first identification information that the First Family base station of carrying in described X2 request message is distributed for described Signalling exchange flow process, and distribute an overall identification information for described Signalling exchange flow process, and identify label in First Family base station, between described first identification information and described overall identification information, set up the first mapping relations;
And for receive first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, obtain the second identification information that the second Home eNodeB of carrying in described X2 request message distributes for described Signalling exchange flow process, and the second Home eNodeB identify label, set up the second mapping relations between described second identification information and described overall identification information;
First processing unit, for again receive First Family base station send to the X2 request message based on described Signalling exchange flow process of the second Home eNodeB time, obtain the first identification information and overall identification information that carry in described X2 request message, and based on described first mapping relations and the second mapping relations, obtain the second identification information, described X2 request message and described overall identification information and described second identification information are mail to the second Home eNodeB;
Second processing unit, for again receive the second Home eNodeB send to the X2 response message based on described Signalling exchange flow process of First Family base station time, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described first mapping relations and the second mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
Optionally, described map unit is further used for:
This device and each Home eNodeB set up X2 be connected time, obtain each Home eNodeB SCTP information, and based on preset the SCTP information of each Home eNodeB and the corresponding relation of each Home eNodeB identification information, identify the identification information of each Home eNodeB.
Optionally, described map unit is further used for:
Obtain the first identification information carried in X2 request message, described first identification information is First Family base station identification information for terminal distribution in handover request process, or, be the cell measurement identification information that First Family base station is distributed in resource status request process.
Optionally, described first processing unit is further used for:
To receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of described Signalling exchange flow process time, after setting up described first mapping relations, described X2 request message and described overall identification information are mail to the second Home eNodeB;
Second processing unit be further used for receiving first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, after setting up described second mapping relations, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described overall identification information and described first mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
Optionally, described device also comprises:
Delete cells, at the end of described Signalling exchange flow process, X2 agency removes described overall identification information, described first mapping relations and described second mapping relations.
Accompanying drawing explanation
Fig. 1 is the mesh topology schematic diagram under prior art between traditional-family base station;
Fig. 2 introduces X2 proxy module point-to-point home base station network topology schematic diagram under prior art;
Fig. 3 is in the embodiment of the present invention, based on the inter base station communication method flow schematic diagram of X2 agency;
Fig. 4 is in the embodiment of the present invention, based on the inter base station communication device schematic diagram of X2 agency;
Fig. 5 is in the embodiment of the present invention, based on the inter base station communication structural representation of X2 agency under embody rule scene.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, is not whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The object of this invention is to provide a kind of inter base station communication method based on X2 agency and device, set up an X2 between each Home eNodeB with X2 proxy module and be connected, just can carry out reliable communicating with other neighboring home base stations.Be mark, the X2 proxy module that X2 signaling message distributes by Home eNodeB identify label, Home eNodeB in the present invention be that the globally unique identifier that X2 signaling message distributes maps, achieve the accurate forwarding of X2 signaling between Home eNodeB.
Be described in detail the present invention program below by specific embodiment, certainly, the present invention is not limited to following examples.
It should be noted that, the first identification information in present specification refers to the identification information that First Family base station is distributed for a certain Signalling exchange flow process, second identification information is the identification information that the second Home eNodeB distributes for this same Signalling exchange flow process, overall identification information is the unique identification of X2 agent allocation, the first identification information occurred in present specification, this implication indicated by three words of overall identification information and the second identification information remains unchanged, in addition the application for be same Signalling exchange flow process, multiple Signalling exchange can be comprised.
Consult shown in Fig. 3, in the embodiment of the present invention, the idiographic flow based on the inter base station communication method of X2 agency is as follows:
Concrete, X2 agency and each Home eNodeB set up X2 when being connected, obtain each Home eNodeB SCTP (Stream Control Transmission Protocol, SCTP) information, and based on the SCTP information of each Home eNodeB preset and the corresponding relation of each Home eNodeB identification information, identify the identification information of each Home eNodeB.
When First Family base station first time sends X2 request message to the second Home eNodeB, First Family base station and the newly-built X2 in the second Home eNodeB base station ask flow process, this flow process includes multiple signaling message, if when X2 request message is handover request (Handover Request) message, need the switching flow of newly-built Signalling exchange more than, if X2 request message is resource status request (Resource Status Request) message, need the resource status more new technological process of newly-built Signalling exchange more than.
Step 301:X2 agency receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, obtain the first identification information that the First Family base station of carrying in this X2 request message is distributed for this flow process, and distribute an overall identification information for this flow process, and identify label in this First Family base station, between this first identification information and this overall identification information, set up the first mapping relations.
Such as, X2 proxy module receives after Home eNodeB 1 issues the X2 request message of Home eNodeB 2, an overall identification information is distributed for this X2 request message, and the first mapping relations are set up between the identification information x1 of Home eNodeB 1, the first identification information Y1 of Home eNodeB distribution and the overall identification information Z1 of X2 proxy module distribution, useful mathematic(al) representation expresses this mapping relations, optionally, with Y1=f (x1), Z1=g (x1), represents this first mapping relations.
Further, the first identification information carried in the X2 request message that X2 agency receives, for First Family base station identification information for terminal distribution in handover request process, or, be the cell measurement identification information that First Family base station is distributed in resource status request process.
Such as, if it is handover request (Handover Request) message that X2 proxy module receives the X2 request message that Home eNodeB 1 issues Home eNodeB 2, now Home eNodeB 1 distributes a mark for terminal (UE) in handover request process, i.e. X2AP mark (Old eNB UE X2AP ID) of source base station terminal; If it is resource status request (Resource Status Request) message that X2 proxy module receives the X2 request message that Home eNodeB 1 issues Home eNodeB 2, now Home eNodeB 1 is the measurement mark that it distributes a former community in resource status request process, and the measurement of Ji Yuan community identifies (eNB1 Measurement ID).
Further, X2 agency receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, the first identification information that First Family base station is distributed for this flow process is carried in this X2 request message, after setting up the first mapping relations, after first identification information is replaced with overall identification information, this X2 request message and this overall identification information are mail to the second Home eNodeB.
Step 302:X2 agency receive first the second Home eNodeB return to First Family base station for responding the X2 response message of this flow process time, obtain the second identification information that the second Home eNodeB of carrying in this X2 request message distributes for this flow process, and this second Home eNodeB identify label, set up the second mapping relations between this second identification information and this overall identification information.
Such as, X2 proxy module receives after Home eNodeB 2 returns to the X2 response message of Home eNodeB 1, the second mapping relations are set up between the overall identification information Z1 that the identification information x2 of Home eNodeB, the second identification information Y2 of Home eNodeB 2 distribution and X2 proxy module distribute, useful mathematic(al) representation expresses this mapping relations, optionally, with Y2=m (x2), Z1=n (x2) represents this second mapping relations.
Further, the second identification information carried in the X2 response message that X2 agency receives, it is the second Home eNodeB new identification information for terminal distribution in Handover Request Acknowledge process, or, be the measurement identification information of the Target cell that the second Home eNodeB distributes in resource status course of reaction.
Such as, if it is Handover Request Acknowledge (Handover Request Response) message that X2 proxy module receives the X2 response message that Home eNodeB 2 issues Home eNodeB 1, now Home eNodeB 2 distributes a mark for terminal (UE) in Handover Request Acknowledge process, i.e. X2AP mark (New eNB UE X2AP ID) of target BS terminal; If it is resource status reaction (Resource Status Response) message that X2 proxy module receives the X2 response message that Home eNodeB 2 issues Home eNodeB 2, now Home eNodeB 2 measures mark for it distributes a Target cell in resource status course of reaction, i.e. measurement mark (eNB2 Measurement ID) of Target cell.
Further, X2 agency receive first the second Home eNodeB return to First Family base station for responding the X2 response message of above-mentioned flow process time, the second identification information and overall identification information that the second Home eNodeB distributes for this flow process is carried in this X2 response message, after setting up the second mapping relations, obtain the second identification information and overall identification information that carry in X2 response message, the first identification information is obtained based on overall identification information and the first mapping relations, the second identification information carried in X2 response message is replaced with overall identification information, the overall identification information of carrying in X2 response message is replaced with the first identification information, this X2 response message and overall identification information and the first identification information are mail to First Family base station.
Like this, in First Family base station and the second Home eNodeB, all carry the overall identification that X2 agency is the distribution of this flow process, be more conducive to First Family base station and the second Home eNodeB finds the target BS of each signaling message fast and accurately by this overall identification.
Step 303:X2 agency receives First Family base station when sending to the X2 request message based on this flow process of the second Home eNodeB again, obtain the first identification information and overall identification information that carry in this X2 request message, and based on the first mapping relations and the second mapping relations, obtain the second identification information, X2 request message and overall identification information and the second identification information are mail to the second Home eNodeB.
Concrete, when X2 agency receives the X2 request message that Home eNodeB 1 sends to Home eNodeB 2 for a certain flow process again (now this flow process does not terminate), the first identification information and overall identification information is carried in this X2 request message, obtain the first identification information and overall identification information that carry in this X2 request message, and based on overall identification information, first mapping relations and the second mapping relations obtain the identify label of the second identification information and the second Home eNodeB, the first identification information carried in this X2 request message is replaced with overall identification information, after the overall identification information of carrying in this X2 request message being replaced with the second identification information of the second Home eNodeB distribution, this X2 request message is mail to the second Home eNodeB.
Like this, by X2 agency preserve the first mapping relations and the second mapping relations fast and accurately this X2 signaling message can be transmitted to corresponding Home eNodeB.
Step 304:X2 agency receives the second Home eNodeB when sending to the X2 response message based on this flow process of First Family base station again, obtain the second identification information and overall identification information that carry in this X2 response message, and obtain the first identification information based on the first mapping relations and the second mapping relations, X2 response message and overall identification information and the first identification information are mail to First Family base station.
Concrete, when X2 agency receives the X2 response message that Home eNodeB 2 sends to Home eNodeB 1 for a certain flow process again (now this flow process does not terminate), the second identification information and overall identification information is carried in this X2 response message, obtain the second identification information and overall identification information that carry in this X2 request message, and based on overall identification information, first mapping relations and the second mapping relations obtain the identify label of the first identification information and First Family base station, the second identification information carried in this X2 request message is replaced with overall identification information, after the overall identification information of carrying in this X2 request message is replaced with the first identification information, this X2 response message is mail to First Family base station.
Like this, by X2 agency preserve the first mapping relations and the second mapping relations fast and accurately this X2 signaling message can be transmitted to corresponding Home eNodeB.
Further, at the end of this Signalling exchange flow process, X2 agency removes above-mentioned first mapping relations and these second mapping relations.Such as, to terminate or at the end of resource status request flow process (namely between First Family base station and the second Home eNodeB during mutual complete all signalings), X2 agency removes above-mentioned overall identification information, the first mapping relations and the second mapping relations at switching flow.
Based on technique scheme, consult shown in Fig. 4, a kind of inter base station communication device based on X2 agency is also provided in the embodiment of the present invention, comprises: map unit 40, the first processing unit 41 and the second processing unit 42, and delete cells 43, wherein:
Map unit 40, for receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, obtain the first identification information that the First Family base station of carrying in this X2 request message is distributed for this Signalling exchange flow process, and distribute an overall identification information for this Signalling exchange flow process, and identify label in First Family base station, between the first identification information and overall identification information, set up the first mapping relations;
And for receive first the second Home eNodeB return to First Family base station for responding the X2 response message of this Signalling exchange flow process time, obtain the second identification information that the second Home eNodeB of carrying in this X2 request message distributes for this Signalling exchange flow process, and the second Home eNodeB identify label, set up the second mapping relations between the second identification information and overall identification information.
First processing unit 41, for again receive First Family base station send to the X2 request message based on this Signalling exchange flow process of the second Home eNodeB time, obtain the first identification information and overall identification information that carry in X2 request message, and based on the first mapping relations and the second mapping relations, obtain the second identification information, X2 request message and overall identification information and the second identification information are mail to the second Home eNodeB;
Second processing unit 42, for again receive the second Home eNodeB send to the X2 response message based on this Signalling exchange flow process of First Family base station time, obtain the second identification information and overall identification information that carry in X2 response message, and obtain the first identification information based on the first mapping relations and the second mapping relations, X2 response message and overall identification information and the first identification information are mail to First Family base station.
Map unit 40 is further used for: this device and each Home eNodeB set up X2 be connected time, obtain each Home eNodeB SCTP information, and based on the SCTP information of each Home eNodeB preset and the corresponding relation of each Home eNodeB identification information, identify the identification information of each Home eNodeB.
Optionally, map unit 40 is further used for obtaining the first identification information carried in X2 request message, this first identification information is First Family base station identification information for terminal distribution in handover request process, or, be the cell measurement identification information that First Family base station is distributed in resource status request process.
Optionally, first processing unit 41 be further used for receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, after setting up these first mapping relations, this X2 request message and this overall identification information are mail to the second Home eNodeB;
Optionally, second processing unit 42 be further used for receiving first the second Home eNodeB return to First Family base station for responding the X2 response message of this Signalling exchange flow process time, after setting up the second mapping relations, obtain the second identification information and overall identification information that carry in X2 response message, and obtain the first identification information based on overall identification information and the first mapping relations, X2 response message and overall identification information and the first identification information are mail to First Family base station.
Optionally, this device also comprises:
Delete cells 43, at the end of this Signalling exchange flow process, removes overall identification information, the first mapping relations and the second mapping relations.
Under embody rule scene, X2 can abstractly be an entity apparatus or also can based on its function of programming realization.
Based on technique scheme, consult shown in Fig. 5 and show, the embodiment of the present invention provides X2 device schematic diagram, i.e. an X2 module for embody rule scene, comprises ID distributor the 50, one ID transducer the 51, two ID transducer 52, resource reclaim device 53.
Home eNodeB 1 sends a cell merge request message for UE to X2 proxy module first, X2 proxy module is for the newly-built switching flow of this handover request message, the mark of distributing for this UE containing Home eNodeB 1 in this cell switching information and ID1_1, after X2 proxy module receives this switching message, obtain the identify label x1 of Home eNodeB 1, ID1_1 is preserved, and redistribute an overall identification NewID1 by ID distributor 50, and the identify label x1 of the base station 1 that founds a family, the first mapping relations between ID1_1 and NewID1, and after the mark of being distributed for this UE by Home eNodeB 1 in handover request message by an ID transducer 51 and ID1_1 replace with overall identification NewID1, this handover request message (comprising handover request information and overall identification NewID1) is sent to Home eNodeB 2.Home eNodeB 2 produces response message for this handover request message, the mark of distributing for this UE containing Home eNodeB 2 in this response message and ID2_1, after X2 proxy module receives this response message, obtain the identify label x2 of Home eNodeB 2, and the identify label x2 of the base station 2 that founds a family, the second mapping relations between ID2_1 and NewID1, and the mark of being distributed for this UE by Home eNodeB 2 by the 2nd ID transducer 52 and ID2_1 replace with overall identification NewID1, by the mark ID1_1 that the first mapping relations acquisition Home eNodeB 1 distributes for UE, Home eNodeB 1 is sent to together with the mark of distribute the response message (comprising response message and overall identification NewID1) after replacing mark and Home eNodeB 1 for this UE and ID1_1.
When Home eNodeB 1 sends signaling message to Home eNodeB 2 again, this message carries ID1_1 and NewID1, the identify label x2 of the second mark ID2_1 and target BS is obtained according to overall identification NewID1 and the second mapping relations, ID1_1 is replaced with NewID1, after NewID1 replaces with ID2_1, mail to target BS x2, namely this message carries NewID1 and ID2_1.
When Home eNodeB 2 sends the response message of signaling to Home eNodeB 1 again, this message carries NewID1 and ID2_1, the identify label x1 of the first mark ID1_1 and target BS is obtained according to overall identification NewID1 and the first mapping relations, NewID1 is replaced with ID1_1, ID2_1 replaces with NewID1, mail to target BS x1, namely this message carries ID1_1 and NewID1.
Home eNodeB 1 is follow-up repeatedly there is Signalling exchange constantly with Home eNodeB 2, only need according to the first mapping relations and the second mapping relations, and overall identification information, fast and accurately signaling message is mail to target BS, at the end of this switching flow, remove NewID1, the first mapping relations and the second mapping relations by resource reclaim device 53.
In sum, in the embodiment of the present invention, X2 agency receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a flow process time, obtain the first identification information that the First Family base station of carrying in this X2 request message is distributed for this flow process, and distribute an overall identification information for this flow process, and identify label in this First Family base station, between this first identification information and this overall identification information, set up the first mapping relations, X2 agency receive first the second Home eNodeB return to First Family base station for responding the X2 response message of this flow process time, obtain the second identification information that the second Home eNodeB of carrying in this X2 request message distributes for this flow process, and this second Home eNodeB identify label, set up the second mapping relations between this second identification information and this overall identification information, X2 agency receives First Family base station when sending to the X2 request message based on this flow process of the second Home eNodeB again, obtain the first identification information and overall identification information that carry in this X2 request message, and based on the first mapping relations and the second mapping relations, obtain the second identification information, X2 request message and overall identification information and the second identification information are mail to the second Home eNodeB, X2 agency receives the second Home eNodeB when sending to the X2 response message based on this flow process of First Family base station again, obtain the second identification information and overall identification information that carry in this X2 response message, and obtain the first identification information based on the first mapping relations and the second mapping relations, X2 response message and overall identification information and the first identification information are mail to First Family base station, so only need to act on behalf of at each Home eNodeB and X2 to set up an X2 and be connected, just can realize the transmitting of X2 signaling between Home eNodeB, achieve the accurate forwarding of X2 signaling, the X2 that can effectively be managed between each Home eNodeB by X2 agency is connected, rational Resources allocation improves signalling efficiency.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the embodiment of the present invention and not depart from the spirit and scope of the embodiment of the present invention.Like this, if these amendments of the embodiment of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1., based on an X2 agency's inter base station communication method, it is characterized in that, comprising:
X2 agency receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, obtain the first identification information that the First Family base station of carrying in described X2 request message is distributed for described Signalling exchange flow process, and distribute an overall identification information for described Signalling exchange flow process, and identify label in First Family base station, between described first identification information and described overall identification information, set up the first mapping relations;
X2 agency receive first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, obtain the second identification information that the second Home eNodeB of carrying in described X2 request message distributes for described Signalling exchange flow process, and the second Home eNodeB identify label, set up the second mapping relations between described second identification information and described overall identification information;
X2 agency receives First Family base station when sending to the X2 request message based on described Signalling exchange flow process of the second Home eNodeB again, obtain the first identification information and overall identification information that carry in described X2 request message, and based on described first mapping relations and the second mapping relations, obtain the second identification information, described X2 request message and described overall identification information and described second identification information are mail to the second Home eNodeB;
X2 agency receives the second Home eNodeB when sending to the X2 response message based on described Signalling exchange flow process of First Family base station again, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described first mapping relations and the second mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
2. the method for claim 1, is characterized in that, comprises further:
X2 agency and each Home eNodeB set up X2 when being connected, and obtain each Home eNodeB SCTP information, and based on the default SCTP information of each Home eNodeB and the corresponding relation of each Home eNodeB identification information, identify the identification information of each Home eNodeB.
3. the method for claim 1, is characterized in that, comprises further:
The first identification information carried in the X2 request message that X2 agency receives is First Family base station identification information for terminal distribution in handover request process, or, be the cell measurement identification information that First Family base station is distributed in resource status request process.
4. the method for claim 1, is characterized in that, comprises further:
X2 agency receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of described Signalling exchange flow process time, after setting up described first mapping relations, described X2 request message and described overall identification information are mail to the second Home eNodeB;
X2 agency receive first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, after setting up described second mapping relations, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described overall identification information and described first mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
5. as claim 1,2 or 3 arbitrary as described in method, it is characterized in that, comprise further:
At the end of described Signalling exchange flow process, X2 agency removes described overall identification information, described first mapping relations and described second mapping relations.
6., based on an X2 agency's inter base station communication device, it is characterized in that, comprising:
Map unit, for receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of a Signalling exchange flow process time, obtain the first identification information that the First Family base station of carrying in described X2 request message is distributed for described Signalling exchange flow process, and distribute an overall identification information for described Signalling exchange flow process, and identify label in First Family base station, between described first identification information and described overall identification information, set up the first mapping relations;
And for receive first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, obtain the second identification information that the second Home eNodeB of carrying in described X2 request message distributes for described Signalling exchange flow process, and the second Home eNodeB identify label, set up the second mapping relations between described second identification information and described overall identification information;
First processing unit, for again receive First Family base station send to the X2 request message based on described Signalling exchange flow process of the second Home eNodeB time, obtain the first identification information and overall identification information that carry in described X2 request message, and based on described first mapping relations and the second mapping relations, obtain the second identification information, described X2 request message and described overall identification information and described second identification information are mail to the second Home eNodeB;
Second processing unit, for again receive the second Home eNodeB send to the X2 response message based on described Signalling exchange flow process of First Family base station time, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described first mapping relations and the second mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
7. device as claimed in claim 6, it is characterized in that, described map unit is further used for:
This device and each Home eNodeB set up X2 be connected time, obtain each Home eNodeB SCTP information, and based on preset the SCTP information of each Home eNodeB and the corresponding relation of each Home eNodeB identification information, identify the identification information of each Home eNodeB.
8. device as claimed in claim 6, it is characterized in that, described map unit is further used for:
Obtain the first identification information carried in X2 request message, described first identification information is First Family base station identification information for terminal distribution in handover request process, or, be the cell measurement identification information that First Family base station is distributed in resource status request process.
9. device as claimed in claim 6, it is characterized in that, described first processing unit is further used for:
To receive first First Family base station send to the second Home eNodeB for triggering the X2 request message of described Signalling exchange flow process time, after setting up described first mapping relations, described X2 request message and described overall identification information are mail to the second Home eNodeB;
Described second processing unit be further used for receiving first the second Home eNodeB return to First Family base station for responding the X2 response message of described Signalling exchange flow process time, after setting up described second mapping relations, obtain the second identification information and overall identification information that carry in described X2 response message, and obtain the first identification information based on described overall identification information and described first mapping relations, described X2 response message and described overall identification information and described first identification information are mail to First Family base station.
10. as claim 6,7 or 8 arbitrary as described in device, it is characterized in that, also comprise:
Delete cells, at the end of described Signalling exchange flow process, X2 agency removes described overall identification information, described first mapping relations and described second mapping relations.
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| CN104540119B (en) | 2017-12-26 |
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Address after: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee before: Comba Telecom System (China) Ltd. |