CN102780992B - Method and device for realizing local exchange function under base station cloud - Google Patents
Method and device for realizing local exchange function under base station cloud Download PDFInfo
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- CN102780992B CN102780992B CN201210205344.7A CN201210205344A CN102780992B CN 102780992 B CN102780992 B CN 102780992B CN 201210205344 A CN201210205344 A CN 201210205344A CN 102780992 B CN102780992 B CN 102780992B
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Abstract
The invention is applicable to the technical field of communication, and provides a method and a device for realizing a local exchange function under a base station cloud. The method comprises the following steps that a calling MSC (mobile switching center) sends calling base station cloud identification to a called MSC, confirms that the calling MSC and the called MSC are under the coverage of the same base station cloud when the called MSC judges that the calling base station cloud identification is consistent with called base station cloud identification, and decides to start using the local exchange function of the base station cloud; the called MSC notifies the calling MSC to start the local exchange function of the base station cloud; and subsequently, in the establishment stage of user interface carries of the calling MSC and the called MSC, the calling MSC and the called MSC respectively notify a calling BSC (base station controller), a called BSC, calling VBTS (virtual base stations) and called VBTS to start the local exchange function of the base station cloud, so that the calling VBTS and the called VBTS directly establish the user interface carriers of the calling MSC and the called MSC in the base station cloud, so as to realize the local exchange function of the base station cloud. By using the method and the device, under an access network framework of the base station cloud, if the calling MSC and the called MSC are respectively positioned in the coverage ranges of different base stations of the same base station cloud, no matter whether the calling MSC and the called MSC are under the same BSC or the MSC or not, the local exchange function can be realized, so that a transmission bandwidth can be effectively saved.
Description
Technical field
The invention belongs to communication technical field, particularly relate to implementation method and the device of the local exchange function under a kind of base station cloud.
Background technology
Along with the development of mobile communication technology, base station has completed radio frequency unit (Remote Radio Unit, and Base Band Unit (BaseBand Unit RRU), BBU) separation, the flexible deployment of Access Network becomes possibility, at present, occur that distributed base station BBU concentrates the application scheme of placement, realize the evolution of base station to base station bunch, further, concentrate at BBU on the basis of placement and form centralized baseband pool, base station can be based upon in baseband pool, and the base-band resource dynamic between multiple base station is shared.The base station be structured in above-mentioned centralized baseband pool is called virtual base station (VBTS), the fixing base-band resource used on specific baseband server of virtual base station, but passes through the resource of resource allocation server on-demand application baseband service device.The set of all virtual base stations is called base station cloud, and in order to allow other network elements identify base station cloud, all virtual base stations be structured in a centralized baseband pool all have a public mark, are called that base station cloud identifies.
Local exchange function is the transmission switching mechanism system being applied to mobile communcations system, in traditional mobile communcations system (for gsm system), communication two party will be conversed, the speech data of both sides must pass through base station (BTS), base station controller (Base Station Controller, BSC) be sent to mobile switching centre (Mobile Switching Center, MSC) to exchange.And after starting local exchange function, when communication two party belongs to BSC or BTS, the speech data of both sides can only exchange in BSC or BTS inside, the effective transmission bandwidth saved between MSC and wireless access network.Such as, when a calling party called out and callee belong to a BSC, the user face of both sides is not exchange at MSC according to the conventional method but exchange at BSC, and at this moment both sides still can converse, and have saved the transmission bandwidth of A interface between BSC and MSC; And for example, when the calling party of a calling and callee belong to a BTS, the user face of both sides exchanges at BTS, and at this moment both sides still can converse, and saves the transmission bandwidth of the Abis interface between the transmission bandwidth of A interface and BTS and BSC.
To sum up, prior art requires caller in mobile communication system and calledly can use local exchange function under same BTS or same BSC, but, under the Access Network framework of base station cloud, if in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, then local exchange function cannot be realized.
Summary of the invention
The object of the embodiment of the present invention is the implementation method providing a kind of local exchange function, be intended to solve prior art under the Access Network framework of base station cloud, if in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, the problem of local exchange function cannot be realized.
To achieve these goals, the embodiment of the present invention provides following technical scheme:
The embodiment of the present invention is achieved in that the implementation method of the local exchange function under a kind of base station cloud, and described method comprises:
Caller MSC is by caller BSC, and the caller base station cloud of the base station cloud that the VBTS obtaining caller MS place belongs to identifies, and generates the call-index information of active calls;
Caller MSC send described caller base station cloud mark and call-index information to called MS C, to make called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, determine that active calls uses base station cloud local exchange function, and transmission enables local exchange function information to caller MSC;
What caller MSC reception called MS C sent enables local exchange function information, and enables local exchange function information according to described, starts base station cloud local exchange function;
When caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function, and send described call-index information to caller VBTS by caller BSC, in base station cloud, caller MS and called MS is retrieved according to call-index information to make caller VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
The embodiment of the present invention additionally provides the implementation method of the local exchange function under a kind of base station cloud, and described method comprises:
Called MS C receives caller base station cloud mark and the call-index information of caller MSC transmission;
Called MS C is by called BSC, and the called base station cloud of the base station cloud that the VBTS obtaining called MS place belongs to identifies;
When called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, with make caller according to described in enable local exchange function information, start base station cloud local exchange function;
When called MS sends response message to caller MS, called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, and send call-index information to called VBTS by called BSC, in base station cloud, caller MS is retrieved according to call-index information to make called VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
The embodiment of the present invention additionally provides the implementation method of the local exchange function under a kind of base station cloud, and described method comprises:
Caller MSC is by caller BSC, and the caller base station cloud of the base station cloud that the VBTS obtaining caller MS place belongs to identifies, and generates the call-index information of active calls;
Caller MSC send described caller base station cloud mark and call-index information to called MS C;
Called MS C receives caller base station cloud mark and the call-index information of caller MSC transmission;
Called MS C is by called BSC, and the called base station cloud of the base station cloud that the VBTS obtaining called MS place belongs to identifies;
When called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, caller MSC according to described in enable local exchange function information, start base station cloud local exchange function;
When caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function, and sends call-index information to caller VBTS by caller BSC; Called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, and sends call-index information to caller VBTS by called BSC;
Caller VBTS and called VBTS retrieves caller MS and called MS according to call-index information in base station cloud, sets up the user plane bearer of caller MS and called MS, realizes base station cloud local exchange function.
The embodiment of the present invention additionally provides the implementation method of the local exchange function under a kind of base station cloud, and described method comprises:
MSC is by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and generate the call-index information of active calls;
When MSC judges that described caller base station cloud mark identifies consistent with described called base station cloud, start base station cloud local exchange function;
MSC notifies that caller BSC, caller VBTS, called BSC, called VBTS start base station cloud local exchange function, and send described call-index information to caller VBTS and called VBTS, to make caller VBTS and called VBTS according to described call-index information, retrieve caller MS and called MS, and set up the user plane bearer of caller MS and called MS, realize base station cloud local exchange function.
The embodiment of the present invention additionally provides a kind of implement device of base station cloud local exchange function, and described device comprises:
Acquiring unit, for caller MSC by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and generate the call-index information of active calls;
Transmitting element, for caller MSC send described caller base station cloud mark and call-index information to called MS C, to make called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, determine that active calls uses base station cloud local exchange function, and transmission enables local exchange function information to caller MSC;
Start unit, what send for caller MSC reception called MS C enables local exchange function information, and enable local exchange function information according to described, start base station cloud local exchange function, and when caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function;
Described transmitting element, also send described call-index information to caller VBTS for caller MSC by caller BSC, in base station cloud, caller MS and called MS is retrieved according to call-index information to make caller VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
The embodiment of the present invention additionally provides a kind of implement device of base station cloud local exchange function, and described device comprises:
Receiving element, receives caller base station cloud mark and the call-index information of caller MSC transmission for called MS C;
Acquiring unit, for called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to;
Start unit, during for judging that as called MS C described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, with make caller according to described in enable local exchange function information, start base station cloud local exchange function, and when called MS sends response message to caller MS, called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function;
Transmitting element, call-index information is sent to called VBTS by called BSC for called MS C, to make called VBTS retrieve caller MS according to call-index information in base station cloud, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
The embodiment of the present invention additionally provides a kind of implement device of base station cloud local exchange function, and described device comprises:
Acquiring unit, for MSC by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and generate the call-index information of active calls;
Start unit, during for judging that as MSC described caller base station cloud mark identifies consistent with described called base station cloud, starts base station cloud local exchange function;
Transmitting element, notify that caller BSC, caller VBTS, called BSC, called VBTS start base station cloud local exchange function for MSC, and send described call-index information to caller VBTS and called VBTS, to make caller VBTS and called VBTS according to described call-index information, retrieve caller MS and called MS, and set up the user plane bearer of caller MS and called MS, realize base station cloud local exchange function.
The embodiment of the present invention compared with prior art, beneficial effect is: the caller base station cloud mark of the base station cloud that the VBTS that caller MSC obtains caller MS place belongs to, and generate the call-index information of active calls, called MS C is by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, caller MSC and called MS C starts base station cloud local exchange function simultaneously, caller VBTS and called VBTS sets up the user plane bearer of caller MS and called MS, realize base station cloud local exchange function, make under the Access Network framework of base station cloud, if in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, still local exchange function can be realized, effectively save transmission bandwidth.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the flow chart of the realization of the implementation method of local exchange function under the base station cloud that provides of the embodiment of the present invention one;
Fig. 2 is the flow chart of the realization of the implementation method of local exchange function under the base station cloud that provides of the embodiment of the present invention two;
Fig. 3 is the flow chart of the realization of the implementation method of local exchange function under the base station cloud that provides of the embodiment of the present invention three;
Fig. 4 is the flow chart that a realization example of the implementation method of local exchange function under the base station cloud that provides of the embodiment of the present invention three realizes;
Fig. 5 is the flow chart that another realization example of the implementation method of local exchange function under the base station cloud that provides of the embodiment of the present invention three realizes;
Fig. 6 is the schematic diagram of the application scenarios in the base station cloud of the calling and called that provide of the embodiment of the present invention three under a BSC;
Fig. 7 is the schematic diagram of the application scenarios in the different B SC of the calling and called that provide of the embodiment of the present invention three under a MSC;
Fig. 8 is the schematic diagram of the application scenarios of calling and called under different MS C that the embodiment of the present invention three provides;
Fig. 9 is the flow chart of the realization of the implementation method of local exchange function under the base station cloud that provides of the embodiment of the present invention four;
Figure 10 is the structure chart of the implement device of local exchange function under the base station cloud that provides of the embodiment of the present invention five;
Figure 11 is the structure chart of the implement device of local exchange function under the base station cloud that provides of the embodiment of the present invention six;
Figure 12 is the structure chart of the implement device of local exchange function under the base station cloud that provides of the embodiment of the present invention seven.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with specific embodiment, realization of the present invention is described in detail:
embodiment one
In the present embodiment, caller MS realizes communicating by caller VBTS, caller BSC, caller MSC, called VBTS, called BSC, called MS C with between called MS, wherein, caller MS and called MS belong to different VBTS, BSC, MSC respectively, Fig. 1 shows the flow chart of the realization of the implementation method of the local exchange function under the base station cloud that the embodiment of the present invention one provides, and details are as follows:
In S101, caller MSC is by caller BSC, and the caller base station cloud of the base station cloud that the VBTS obtaining caller MS place belongs to identifies, and generates the call-index information of active calls;
In the present embodiment, after caller MS prepares to make a call, S101 can in the following ways:
After the caller MS in base station cloud sets up wireless connections by caller VBTS and caller BSC, caller MSC receives caller BSC according to the configuration data of caller VBTS, the caller base station cloud mark of the base station cloud that the VBTS at caller MS place obtained belongs to, and generate the call-index information of active calls.
Concrete: after the caller MS in base station cloud sets up wireless connections by caller VBTS and caller BSC, caller BSC is according to the configuration data of caller VBTS, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and the caller base station cloud of described acquisition mark is sent to caller MSC, caller MSC receives the caller base station cloud mark at the caller MS place that described BSC sends, and generates the call-index letter of active calls;
Wherein, caller VBTS can active push caller base station cloud identify to caller BSC, and the caller base station cloud of the base station cloud that the VBTS that also initiatively can obtain caller MS place from caller VBTS by caller BSC belong to identifies.
Wherein, caller MS user initiates business and sets up request, sets up request according to business, and the caller base station cloud at caller MS place mark is passed to caller MSC by caller BSC, then to caller MSC, caller BSC represents that caller BSC supports base station cloud local exchange function.
In the present embodiment, after S101, caller MSC carries out normal call Business Processing, the routing iinformation of inquiry called MS, and assigns caller MSC and respond, and according to described response message, caller MSC performs S102.
In S102, caller MSC send described caller base station cloud mark and call-index information to called MS C, to make called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, determine that active calls starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC;
In the present embodiment, caller MSC at transmission call setup request message to called MS C, and can carry described caller base station cloud mark and call-index information in call setup request message.
Wherein, call-index information is used for unique identification call, such as, in Bearer Independent Call Control Protocol, global call is with reference to (Global call reference, GCR) parameter and call-index information, for unique identification one calling, in SIP-ITU-T, call identification (Call-ID) i.e. call-index information, for unique identification one calling.
In the present embodiment, caller MSC sends described caller base station cloud mark and represents that caller MSC supports base station cloud local exchange function.
In the present embodiment, when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, illustrate that caller MS and called MS are arranged in same base station cloud.
In the present embodiment, described caller MSC adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send described caller base station cloud mark and call-index information to called MS C; Described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.
For the situation adopting Bearer Independent Call Control Protocol, S102 can send corresponding mark and information in such a way: caller MSC sends initialization address message (Initial Address Message to called MS C, IAM), caller base station cloud mark and GCR is carried in IAM message, wherein, if caller MSC carries caller base station cloud mark represent that caller MSC supports base station cloud local exchange function, to allow the follow-up decision of called MS C whether enable the base station cloud local exchange function of self; GCR parameter and call-index information, for unique identification one calling; After called MS C receives IAM message, find to carry " caller base station cloud mark " in message, represent that caller MSC supports and can enable base station cloud local exchange function, then called MS C paging called MS user, the called base station cloud mark of the base station cloud that the VBTS that called BSC obtains called MS place belongs to, and by page-response message, called base station cloud mark is sent to called MS C, to represent that to called MS C called BSC supports base station cloud local exchange function.Whether the base station cloud mark that called MS C compares the place of calling and called is consistent, if caller base station cloud mark identifies consistent with called base station cloud, represent that calling and called MS is under same base station cloud, possesses the condition of enabling base station cloud local exchange function, then called MS C determines that active calls starts base station cloud local exchange function, and send application transport message (Application Transport Message, APM) to caller MSC, carry in message " enabling local exchange function information ".
For the situation adopting SIP-ITU-T, S102 can send corresponding mark and information in such a way, its implementation procedure and the similar process adopting Bearer Independent Call Control Protocol, and difference is:
Caller MSC sends INVITE to called MS C, " caller base station cloud mark " and call identification (Call-ID) is carried in INVITE, wherein, " caller base station cloud mark " represents that caller MSC supports base station cloud local exchange function, to allow the follow-up decision of called MS C whether enable the base station cloud local exchange function of self; " call identification " be i.e. call-index information, for unique identification one calling; Whether the base station cloud mark that called MS C compares the place of calling and called is consistent, if caller base station cloud mark identifies consistent with called base station cloud, represent that calling and called MS is under same base station cloud, possesses the condition of enabling base station cloud local exchange function, then called MS C determines that active calls starts base station cloud local exchange function, and send 183 session progress (183 Session Progress) response message to caller MSC, carry in message " enabling local exchange function information "
In S103, what caller MSC reception called MS C sent enables local exchange function information, and enables local exchange function information according to described, starts base station cloud local exchange function.
Concrete, caller MSC by receiving the message that called MS C sends, can carry in described message and enabling local exchange function information, caller MSC according to described in enable local exchange function information, startup base station cloud local exchange function;
In the present embodiment, when called MS C notifies that caller MSC active calls starts local exchange function, caller MSC continues process call flow, until caller MSC receives the ALERTING message that called MS sends.Now caller MSC, called MS C set up caller MS to called MS C user plane bearer, make calling subscriber can hear the ring-back tone of called subscriber.After called MS response, called MS C sends the response message of called MS user to caller MSC, and caller MSC notifies the response message of caller MS user called subscriber, and now, caller MSC and called MS C starts local exchange function respectively.
In S104, when caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function, and send described call-index information to caller VBTS by caller BSC, in base station cloud, caller MS and called MS is retrieved according to call-index information to make caller VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
Wherein, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function, and sends call-index information to caller VBTS by caller BSC; Called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, and sends call-index information to called VBTS by called BSC; Such caller VBTS and called VBTS determines to need to start local exchange function, and in base station cloud, retrieve caller MS and called MS according to call-index information, set up the user plane bearer between caller MS user and called MS user, realize base station cloud local exchange function, caller MS user and called MS user can normal talkings.
In the present embodiment, caller MSC sends caller base station cloud mark to called MS C, when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, confirm that caller MS and called MS are under the covering of same base station cloud, base station cloud local exchange function is enabled in decision, and called MS C notifies that caller MSC starts base station cloud local exchange function; The follow-up user plane bearer establishment stage in caller MS and called MS, caller MSC, called MS C notify caller BSC, called BSC and caller VBTS respectively, called VBTS starts base station cloud local exchange function, with the user plane bearer making caller VBTS and called VBTS directly set up caller MS and called MS in base station cloud, realize base station cloud local exchange function.The invention enables under the Access Network framework of base station cloud, if in caller MS and the called MS different base station coverage respectively under same base station cloud, no matter whether caller MS, called MS be under same BSC or MSC, all can realize local exchange function, thus effectively save transmission bandwidth.
embodiment two
The present embodiment is the implementation method of the local exchange function under base station cloud corresponding to the called MS C side corresponding with embodiment one, Fig. 2 shows the flow chart of the realization of the implementation method of the local exchange function under the base station cloud that the embodiment of the present invention two provides, and details are as follows:
In S201, called MS C receives caller base station cloud mark and the call-index information of caller MSC transmission;
In S202, called MS C is by called BSC, and the called base station cloud of the base station cloud that the VBTS obtaining called MS place belongs to identifies;
In the present embodiment, S202 can in the following ways:
After the called MS in base station cloud sets up wireless connections by called VBTS and called BSC, called MS C receives the configuration data of called BSC according to called VBTS, the called base station cloud mark of the base station cloud that the VBTS at the called MS place of acquisition belongs to.
Concrete: after the called MS in base station cloud sets up wireless connections by called VBTS and called BSC, called BSC is according to the configuration data of called VBTS, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and the called base station cloud mark of described acquisition is sent to called MS C, called MS C receives the called base station cloud mark at the called MS place that described BSC sends;
Wherein, called VBTS can active push base station cloud identify to called BSC, and the called base station cloud of the base station cloud that also can be belonged to from the VBTS at called VBTS called acquisition called MS place by called BSC active identifies.
Wherein, called MS C initiates paging request, and by paging request, the called base station cloud mark at called MS place is passed to called MS C by called BSC, then to called MS C, called BSC represents that called BSC supports base station cloud local exchange function.
In S203, when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, with make caller according to described in enable local exchange function information, start base station cloud local exchange function;
In the present embodiment, described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC, and its detailed process is similar to the description of the S102 in embodiment one, specifically can consult S102, not repeat them here.
In S204, when called MS sends response message to caller MS, called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, and send call-index information to called VBTS by called BSC, in base station cloud, caller MS is retrieved according to call-index information to make called VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
In the present embodiment, called MS C is by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, called MS C and caller MSC starts base station cloud local exchange function, called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, caller VBTS and called VBTS sets up the user plane bearer of caller MS and called MS, realizes base station cloud local exchange function.The invention enables under the Access Network framework of base station cloud, if in caller MS and the called MS different base station coverage respectively under same base station cloud, no matter whether caller MS, called MS be under same BSC or MSC, all can realize local exchange function, thus effectively save transmission bandwidth.
embodiment three
Fig. 3 shows the flow chart of the realization of the implementation method of the local exchange function under the base station cloud that the embodiment of the present invention three provides, the implementation method of the local exchange function under above-mentioned base station cloud can be applied in GSM network, UMTS network, cdma network and WCDMA network etc., and details are as follows for described method:
1, the caller VBTS in base station cloud and caller BSC sets up wireless connections;
2, caller BSC is according to the configuration data of caller VBTS, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to;
3, caller BSC sends the caller base station cloud mark of described acquisition to caller MSC;
4, caller MSC generates the call-index information of active calls, and sends described caller base station cloud mark and call-index information to called MS C, sends paging request to called MS user to make called MS C.
5, called MS returns page response to called BSC, and sets up wireless connections with called BSC;
6, called BSC is according to the configuration data of called VBTS, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to;
7, called BSC sends the called base station cloud mark of described acquisition to called MS C, such as, can send the called base station cloud mark of described acquisition to called MS C by page-response message;
8, called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud;
9, called MS C sends and enables local exchange function information to caller MSC;
10, when caller MS receives the response message of called MS, called MS C and make MSC start base station cloud local exchange function respectively;
11, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function, and carries call-index information; Called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, and carries call-index information;
12, caller VBTS and called VBTS retrieves caller MS and called MS according to call-index information in base station cloud, and sets up the user plane bearer of caller MS and called MS, realizes base station cloud local exchange function.
In the present embodiment, 4 be specifically as follows: it (is GCR for Bearer Independent Call Control Protocol that described caller MSC adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send described caller base station cloud mark and call-index information; Be Call-ID for SIP-I) to called MS C; 7 are specifically as follows: described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.For the ease of understanding, be described below by way of concrete realization example:
The flow chart that the realization example referring to the implementation method of the local exchange function under the base station cloud that Fig. 4 provides for the embodiment of the present invention three realizes, wherein 4 is specially: described caller MSC adopts Bearer Independent Call Control Protocol to send described caller base station cloud mark and call-index information GCR to called MS C; 7 are specially: described called MS C adopts Bearer Independent Call Control Protocol to send and enables local exchange function information to caller MSC.Detailed process can consult the description of S102, does not repeat them here.
Referring to Fig. 5 is the flow chart that another realization example of the implementation method of local exchange function under the base station cloud of the embodiment of the present invention realizes, and 4 are specially: described caller MSC adopts SIP-ITU-T to send described caller base station cloud mark and call-index information Call-ID to called MS C; 7 are specially: described called MS C adopts SIP-ITU-T to send and enables local exchange function information to caller MSC.Detailed process can consult the description of S102, does not repeat them here.
In the embodiment of the present invention, caller VBTS and called VBTS sets up the user plane bearer of caller MS and called MS, realizes base station cloud local exchange function.Make under the Access Network framework of base station cloud, if in caller MS and the called MS different base station coverage respectively under same base station cloud, no matter whether caller MS, called MS be under same BSC or MSC, all can realize local exchange function, thus effectively save transmission bandwidth.For the ease of understanding, below provide the application scenarios of the implementation method of the local exchange function under several concrete base station cloud:
Scene one: refer to the schematic diagram that Fig. 6 is the application scenarios in the base station cloud of the calling and called that provide of the embodiment of the present invention three under a BSC, traditional base station cloud local exchange function can save the transmission bandwidth of BSC to MSC, but cannot save the bandwidth of vBTS to BSC, the implementation method of the local exchange function in the present embodiment under base station cloud then can save the transmission bandwidth of BSC to MSC, vBTS to BSC.
Scene two: refer to the schematic diagram that Fig. 7 is the application scenarios in the different B SC of the calling and called that provide of the embodiment of the present invention three under a MSC, for traditional base station cloud local exchange function, because calling and called are not at same BTS, also not under same BSC, therefore can not save transmission bandwidth, the implementation method of the local exchange function in the present embodiment under base station cloud then can save the transmission bandwidth of BSC to MSC, vBTS to BSC.
Scene three: refer to the schematic diagram that Fig. 8 is the application scenarios of calling and called under different MS C that the embodiment of the present invention three provides, for traditional base station cloud local exchange function because calling and called are not at same BTS, also not under same BSC, therefore can not save transmission bandwidth, the implementation method of the local exchange function in the present embodiment under base station cloud then can save the transmission bandwidth of BSC to MSC, vBTS to BSC.
embodiment four
When calling subscriber and called subscriber are at same MSC, whether the negotiation then can omitted between former caller MSC and called MS C enables the negotiations process of base station cloud local exchange function, Fig. 9 shows the flow chart of the realization of the implementation method of the local exchange function under the base station cloud that the embodiment of the present invention four provides, and details are as follows:
1, the caller VBTS in base station cloud and caller BSC sets up wireless connections;
2, caller BSC is according to the configuration data of caller VBTS, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to;
3, caller BSC sends the caller base station cloud mark of described acquisition to MSC;
4, MSC generates the call-index information of active calls, and sends paging request to called MS;
5, called MS returns page response to called BSC, and sets up wireless connections with called BSC;
6, called BSC is according to the configuration data of called VBTS, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to;
7, called BSC sends the called base station cloud mark of described acquisition to MSC, such as, can send the called base station cloud mark of described acquisition to MSC in page response;
8, MSC judges that described caller base station cloud mark identifies consistent with described called base station cloud;
9, when caller MS receives called MS response message, MSC enables base station cloud local exchange function;
10, MSC notifies that caller BSC, caller VBTS, called BSC, called VBTS start base station cloud local exchange function, and send described call-index information to caller VBTS and called VBTS, to make caller VBTS and called VBTS according to described call-index information, retrieve caller MS and called MS, and set up the user plane bearer of caller MS and called MS, realize base station cloud local exchange function.
embodiment five
Figure 10 shows the structure chart of the implement device of the local exchange function under the base station cloud that the embodiment of the present invention five provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.
The implement device of the local exchange function under described base station cloud comprises: acquiring unit 101, transmitting element 102 and start unit 103.
Acquiring unit 101, for caller MSC by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and generate the call-index information of active calls;
Transmitting element 102, for caller MSC send described caller base station cloud mark and call-index information to called MS C, to make called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, determine that active calls uses base station cloud local exchange function, and transmission enables local exchange function information to caller MSC;
Start unit 103, what send for caller MSC reception called MS C enables local exchange function information, and enable local exchange function information according to described, start base station cloud local exchange function, and when caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function;
Described transmitting element 102, also send described call-index information to caller VBTS for caller MSC by caller BSC, in base station cloud, caller MS and called MS is retrieved according to call-index information to make caller VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
Optionally, acquiring unit 101, specifically for after the caller MS in base station cloud sets up wireless connections by caller VBTS and caller BSC, caller MSC receives caller BSC according to the configuration data of caller VBTS, the caller base station cloud mark of the base station cloud that the VBTS at caller MS place obtained belongs to, and generate the call-index information of active calls.
Optionally, described caller MSC adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send described caller base station cloud mark and call-index information to called MS C;
Described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.
The implement device of the local exchange function under the base station cloud that the embodiment of the present invention provides can be used in the embodiment of the method one of aforementioned correspondence, and details, see the description of above-described embodiment one, do not repeat them here.
embodiment six
Figure 11 shows the structure chart of the implement device of the local exchange function under the base station cloud that the embodiment of the present invention six provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.
The implement device of the local exchange function under described base station cloud comprises: receiving element 111, acquiring unit 112, start unit 113 and transmitting element 114.
Receiving element 111, receives caller base station cloud mark and the call-index information of caller MSC transmission for called MS C;
Acquiring unit 112, for called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to;
Start unit 113, during for judging that as called MS C described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, with make caller according to described in enable local exchange function information, start base station cloud local exchange function, and when called MS sends response message to caller MS, called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function;
Transmitting element 114, call-index information is sent to called VBTS by called BSC for called MS C, to make called VBTS retrieve caller MS according to call-index information in base station cloud, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
Optionally, described acquiring unit 112, specifically for after the called MS in base station cloud sets up wireless connections by called VBTS and called BSC, called MS C receives the configuration data of called BSC according to called VBTS, the called base station cloud mark of the base station cloud that the VBTS at the called MS place of acquisition belongs to.
Optionally, described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.
The implement device of the local exchange function under the base station cloud that the embodiment of the present invention provides can be used in the embodiment of the method two of aforementioned correspondence, and details, see the description of above-described embodiment two, do not repeat them here.
embodiment seven
Figure 12 shows the structure chart of the implement device of the local exchange function under the base station cloud that the embodiment of the present invention seven provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.
The implement device of the local exchange function under described base station cloud comprises: acquiring unit 121, start unit 122 and transmitting element 123.
Acquiring unit 121, for MSC by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and generate the call-index information of active calls;
Start unit 122, during for judging that as MSC described caller base station cloud mark identifies consistent with described called base station cloud, starts base station cloud local exchange function;
Transmitting element 123, notify that caller BSC, caller VBTS, called BSC, called VBTS start base station cloud local exchange function for MSC, and send described call-index information to caller VBTS and called VBTS, to make caller VBTS and called VBTS according to described call-index information, retrieve caller MS and called MS, and set up the user plane bearer of caller MS and called MS, realize base station cloud local exchange function.
The implement device of the local exchange function under the base station cloud that the embodiment of the present invention provides can be used in the embodiment of the method four of aforementioned correspondence, and details, see the description of above-described embodiment four, do not repeat them here.
It should be noted that in said apparatus embodiment, included unit is carry out dividing according to function logic, but is not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each functional unit, also just for the ease of mutual differentiation, is not limited to protection scope of the present invention.
In addition, one of ordinary skill in the art will appreciate that all or part of step realized in the various embodiments described above method is that the hardware that can carry out instruction relevant by program has come, corresponding program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk or CD etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (15)
1. an implementation method for the local exchange function under base station cloud, is characterized in that, in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, described method comprises:
Caller MSC is by caller BSC, and the caller base station cloud of the base station cloud that the VBTS obtaining caller MS place belongs to identifies, and generates the call-index information of active calls;
Caller MSC send described caller base station cloud mark and call-index information to called MS C, to make called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, determine that active calls uses base station cloud local exchange function, and transmission enables local exchange function information to caller MSC;
What caller MSC reception called MS C sent enables local exchange function information, and enables local exchange function information according to described, starts base station cloud local exchange function;
When caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function, and send described call-index information to caller VBTS by caller BSC, in base station cloud, caller MS and called MS is retrieved according to call-index information to make caller VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
2. the method for claim 1, is characterized in that, described caller MSC is by caller BSC, and the caller base station cloud of the base station cloud that the VBTS obtaining caller MS place belongs to identifies, and the call-index information generating active calls is specially:
After the caller MS in base station cloud sets up wireless connections by caller VBTS and caller BSC, caller MSC receives caller BSC according to the configuration data of caller VBTS, the caller base station cloud mark of the base station cloud that the VBTS at caller MS place obtained belongs to, and generate the call-index information of active calls.
3. the method for claim 1, is characterized in that, described caller MSC adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send described caller base station cloud mark and call-index information to called MS C;
Described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.
4. an implementation method for the local exchange function under base station cloud, is characterized in that, in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, described method comprises:
Called MS C receives caller base station cloud mark and the call-index information of caller MSC transmission;
Called MS C is by called BSC, and the called base station cloud of the base station cloud that the VBTS obtaining called MS place belongs to identifies;
When called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, with make caller according to described in enable local exchange function information, start base station cloud local exchange function;
When called MS sends response message to caller MS, called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, and send call-index information to called VBTS by called BSC, in base station cloud, caller MS is retrieved according to call-index information to make called VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
5. method as claimed in claim 4, is characterized in that, described called MS C is by called BSC, and the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to is specially:
After the called MS in base station cloud sets up wireless connections by called VBTS and called BSC, called MS C receives the configuration data of called BSC according to called VBTS, the called base station cloud mark of the base station cloud that the VBTS at the called MS place of acquisition belongs to.
6. method as claimed in claim 4, is characterized in that, described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.
7. an implementation method for the local exchange function under base station cloud, is characterized in that, in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, described method comprises:
Caller MSC is by caller BSC, and the caller base station cloud of the base station cloud that the VBTS obtaining caller MS place belongs to identifies, and generates the call-index information of active calls;
Caller MSC send described caller base station cloud mark and call-index information to called MS C;
Called MS C receives caller base station cloud mark and the call-index information of caller MSC transmission;
Called MS C is by called BSC, and the called base station cloud of the base station cloud that the VBTS obtaining called MS place belongs to identifies;
When called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, caller MSC according to described in enable local exchange function information, start base station cloud local exchange function;
When caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function, and sends call-index information to caller VBTS by caller BSC; Called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function, and sends call-index information to caller VBTS by called BSC;
Caller VBTS and called VBTS retrieves caller MS and called MS according to call-index information in base station cloud, sets up the user plane bearer of caller MS and called MS, realizes base station cloud local exchange function.
8. an implementation method for the local exchange function under base station cloud, is characterized in that, in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, described method comprises:
MSC is by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and generate the call-index information of active calls;
When MSC judges that described caller base station cloud mark identifies consistent with described called base station cloud, start base station cloud local exchange function;
MSC notifies that caller BSC, caller VBTS, called BSC, called VBTS start base station cloud local exchange function, and send described call-index information to caller VBTS and called VBTS, to make caller VBTS and called VBTS according to described call-index information, retrieve caller MS and called MS, and set up the user plane bearer of caller MS and called MS, realize base station cloud local exchange function.
9. an implement device for the local exchange function under base station cloud, is characterized in that, in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, described device comprises:
Acquiring unit, for caller MSC by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and generate the call-index information of active calls;
Transmitting element, for caller MSC send described caller base station cloud mark and call-index information to called MS C, to make called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and when called MS C judges that described caller base station cloud mark identifies consistent with described called base station cloud, determine that active calls uses base station cloud local exchange function, and transmission enables local exchange function information to caller MSC;
Start unit, what send for caller MSC reception called MS C enables local exchange function information, and enable local exchange function information according to described, start base station cloud local exchange function, and when caller MS receives the response message of called MS, caller MSC notifies that caller BSC and caller VBTS starts base station cloud local exchange function;
Described transmitting element, also send described call-index information to caller VBTS for caller MSC by caller BSC, in base station cloud, caller MS and called MS is retrieved according to call-index information to make caller VBTS, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
10. device as claimed in claim 9, it is characterized in that, acquiring unit, specifically for after the caller MS in base station cloud sets up wireless connections by caller VBTS and caller BSC, caller MSC receives caller BSC according to the configuration data of caller VBTS, the caller base station cloud mark of the base station cloud that the VBTS at caller MS place obtained belongs to, and generate the call-index information of active calls.
11. devices as claimed in claim 9, is characterized in that, described caller MSC adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send described caller base station cloud mark and call-index information to called MS C;
Described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.
The implement device of the local exchange function under 12. 1 kinds of base station cloud, is characterized in that, in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, described device comprises:
Receiving element, receives caller base station cloud mark and the call-index information of caller MSC transmission for called MS C;
Acquiring unit, for called MS C by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to;
Start unit, during for judging that as called MS C described caller base station cloud mark identifies consistent with described called base station cloud, called MS C starts base station cloud local exchange function, and transmission enables local exchange function information to caller MSC, with make caller according to described in enable local exchange function information, start base station cloud local exchange function, and when called MS sends response message to caller MS, called MS C notifies that called BSC and called VBTS starts base station cloud local exchange function;
Transmitting element, call-index information is sent to called VBTS by called BSC for called MS C, to make called VBTS retrieve caller MS according to call-index information in base station cloud, to make caller MS and called MS set up user plane bearer in base station cloud, realize base station cloud local exchange function.
13. devices as claimed in claim 12, it is characterized in that, described acquiring unit, specifically for after the called MS in base station cloud sets up wireless connections by called VBTS and called BSC, called MS C receives the configuration data of called BSC according to called VBTS, the called base station cloud mark of the base station cloud that the VBTS at the called MS place of acquisition belongs to.
14. devices as claimed in claim 12, is characterized in that, described called MS C adopts Bearer Independent Call Control Protocol or SIP-ITU-T to send and enables local exchange function information to caller MSC.
The implement device of the local exchange function under 15. 1 kinds of base station cloud, is characterized in that, in calling subscriber and the called subscriber different base station coverage respectively under same base station cloud, described device comprises:
Acquiring unit, for MSC by caller BSC, the caller base station cloud mark of the base station cloud that the VBTS obtaining caller MS place belongs to, and by called BSC, the called base station cloud mark of the base station cloud that the VBTS obtaining called MS place belongs to, and generate the call-index information of active calls;
Start unit, during for judging that as MSC described caller base station cloud mark identifies consistent with described called base station cloud, starts base station cloud local exchange function;
Transmitting element, notify that caller BSC, caller VBTS, called BSC, called VBTS start base station cloud local exchange function for MSC, and send described call-index information to caller VBTS and called VBTS, to make caller VBTS and called VBTS according to described call-index information, retrieve caller MS and called MS, and set up the user plane bearer of caller MS and called MS, realize base station cloud local exchange function.
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| US10278171B2 (en) | 2015-03-30 | 2019-04-30 | John Mezzalingua Associates, LLC | Systems, methods, and manufactures for providing network services including mobile services to a location |
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| CN101159905A (en) * | 2007-11-07 | 2008-04-09 | 华为技术有限公司 | Local exchange method, core network equipment and network system of implementing in base station controller |
| CN101902824A (en) * | 2009-05-31 | 2010-12-01 | 华为技术有限公司 | Local switch implementation method, mobile switch centre and communication system |
| EP2416607A1 (en) * | 2009-04-02 | 2012-02-08 | ZTE Corporation | Base station controller (bsc), mobile switching center (msc) and switch method for calling mode |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101159905A (en) * | 2007-11-07 | 2008-04-09 | 华为技术有限公司 | Local exchange method, core network equipment and network system of implementing in base station controller |
| EP2416607A1 (en) * | 2009-04-02 | 2012-02-08 | ZTE Corporation | Base station controller (bsc), mobile switching center (msc) and switch method for calling mode |
| CN101902824A (en) * | 2009-05-31 | 2010-12-01 | 华为技术有限公司 | Local switch implementation method, mobile switch centre and communication system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10278171B2 (en) | 2015-03-30 | 2019-04-30 | John Mezzalingua Associates, LLC | Systems, methods, and manufactures for providing network services including mobile services to a location |
| US11849367B2 (en) | 2015-03-30 | 2023-12-19 | John Mezzalingua Associates, LLC | Systems, methods, and manufactures for providing network services including mobile services to a location |
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