CN104394602A

CN104394602A - Cross-system call setup method, terminal and core network element

Info

Publication number: CN104394602A
Application number: CN201410777395.6A
Authority: CN
Inventors: 曹磊; 秦瑞伦; 周洪波; 王宇
Original assignee: HARBIN HAINENGDA TECHNOLOGY Co Ltd
Current assignee: HARBIN HAINENGDA TECHNOLOGY Co Ltd
Priority date: 2014-12-15
Filing date: 2014-12-15
Publication date: 2015-03-04
Anticipated expiration: 2034-12-15
Also published as: CN104394602B

Abstract

The invention discloses a cross-system call setup method, a terminal and a core network element. The method comprises the following steps: sending a call setup request carrying a call type and identification of a called system to a base station, and thus enabling a core network of a system to receive the call setup request sent by the base station; extracting a corresponding called number from the call setup request; finding the number of the called system according to the mapping relation between a preset system identification and system numbers, sending the number of the called system and the called number to a system gateway, and thus enabling the system gateway to send the called number to a called system gateway according to the number of the called system; enabling the called system gateway to send the called number to the called system, and thus enabling the called system to set up a cross-system call according to the called number; receiving broadcast signaling carrying service channel information sent by the base station, and switching to a corresponding service channel according to the service channel information. The scheme can flexibly realize the cross-system call service.

Description

A kind of cross-system call-establishing method, terminal and core network element

Technical field

The present invention relates to communication technical field, more particularly, relate to a kind of cross-system call-establishing method, terminal and core network element.

Background technology

Private network mobile communication has multiple different system, as PDT, Tetra etc., the number rule of different system is not identical with number segment limit, different manufacturers also can accommodation number rule and number segment limit for homogeneous system, therefore, in actual applications, the interconnected technological difficulties having become private network communication development of cross-system how are realized.

Only there is the cross-system interconnected method for group-calling service in prior art, the method utilizes two that Subscriber Number in system group is cross-system to set up vertical mapping relations one to one; A system group member sends the call request of carrying group number to base station, base station sends this call request to core net, and core net sets up the group calling in native system according to group number; Gateway, according to initiating Subscriber Number that the group of group calling adopts and preset mapping relations, is searched Subscriber Number in another system group, is set up group calling, thus realize the group-calling service of cross-system by another system according to Subscriber Number in searched group.

There is following shortcoming in the mutual contact mode of prior art:

The mapping relations set up in advance limit two groups only pre-set can realize cross-system group-calling service, if support the cross-system group calling that these two groups are organized respectively at other, just mapping relations must be revised, re-establish corresponding mapping relations, in addition, this is the mode owing to setting up corresponding relation in advance, causes it cannot be applicable to cross-system single call service, therefore this group calling is set up mode and is lacked flexibility, cannot meet the requirement of cross-system call business flexibility.

Summary of the invention

The actual problem that will solve of the present invention provides a kind of cross-system call-establishing method, terminal and core network element, to meet the requirement on flexibility of cross-system terminal call business.

In first aspect present invention, provide a kind of cross-system call-establishing method, be applied to end side, the method comprises:

The setup requests of carrying type of call and called system banner is sent to base station, with the described setup requests making native system core net receive the transmission of described base station, from described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, described called number is sent according to described called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number to called system, the calling of this cross-system is set up according to described called number to make described called system,

Receive the broadcast signaling carrying traffic channel information that described base station sends, switch to corresponding Traffic Channel according to described traffic channel information.

Preferably, when type of call is group calling, the described setup requests of carrying type of call and called system banner that sends to base station is specially:

Set up request to base stations transmit call, described setup requests to comprise in group calling mark, called system banner, native system group number in group number and called system;

Accordingly, the described setup requests receiving described base station to make native system core net and send, to extract in called system banner, native system group number in group number and called system according to group calling type from described setup requests, described native system core net is the interim group number of this cross-system call distribution and sends described interim group number to described base station, adopts described interim group number in native system, set up the calling of this cross-system to make described base station, described native system core net is according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with called system banner, described called System Number is sent to native system gateway, group number and described interim group number in described called system, group number and described interim group number in described called system is sent according to called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number and described interim group number to called system, described interim group number is adopted to be that the group member that in called system, group number is corresponding sets up the calling of this cross-system to make described called system.

Preferably, when type of call is individual calling, the described setup requests of carrying type of call and called system banner that sends to base station is specially:

Set up request to base stations transmit call, described setup requests comprises individual calling mark, called system banner and called terminal number;

Accordingly, with the described setup requests making native system core net receive the transmission of described base station, from described setup requests, called system banner and called terminal number is extracted according to individual calling type; According to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called terminal number is sent to native system gateway, described called terminal number is sent according to called System Number to called system gateway to make described native system gateway, described called system gateway sends described called terminal number to called system, sets up this cross-system call out to make described called system for terminal called.

In second aspect present invention, provide a kind of cross-system call-establishing method, be applied to network side, described method comprises:

Receive the setup requests of carrying type of call and called system banner that base station sends;

From described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, to make described native system gateway notify that called system gateway carries called number to called system transmission according to described called System Number, set up the calling of this cross-system to make called system according to called number.

Preferably, when type of call is group calling, the described number extracting correspondence according to type of call from described setup requests, according to preset system banner and the direct mapping relations of System Number, search the called System Number corresponding with described called system banner, described called System Number is sent to native system gateway, notify that called system gateway sends the address information of carrying called number to called system to make described native system gateway according to described called System Number, to make called system set up the calling of this cross-system according to described address information, comprising:

From described setup requests, group number in group number and called system is extracted in called system banner, native system according to group calling type;

For the interim group number of this cross-system call distribution and to the described interim group number of described base station transmission, adopt described interim group number in native system, set up the calling of this cross-system to make described base station;

According to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number is sent to native system gateway, group number and described interim group number in described called system, group number and described interim group number in described called system is sent according to called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number and described interim group number to called system, described interim group number is adopted to be that the group member that in called system, group number is corresponding sets up the calling of this cross-system to make described called system.

Preferably, when type of call is individual calling, the described number extracting correspondence according to type of call from described setup requests, according to preset system banner and the direct mapping relations of System Number, search the called System Number corresponding with described called system banner, described called System Number is sent to native system gateway, notify that called system gateway sends the address information of carrying called number to called system to make described native system gateway according to described called System Number, to make called system set up the calling of this cross-system according to described address information, comprising:

From described setup requests, called system banner and called terminal number is extracted according to individual calling type;

According to preset system banner and the direct mapping relations of System Number, search the called System Number corresponding with described called system banner, described called System Number and called terminal number is sent to native system gateway, to make described native system gateway notify that called system gateway sends called terminal number to called system according to described called System Number, set up the calling of this cross-system to make described called system according to described called terminal number.

In third aspect present invention, provide a kind of terminal, this terminal comprises:

Transmitting element, for sending the setup requests of carrying type of call and called system banner to base station, with the described setup requests making native system core net receive the transmission of described base station, from described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, described called number is sent according to described called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number to called system, the calling of this cross-system is set up according to described called number to make described called system,

Receiving element, for receiving the broadcast signaling carrying traffic channel information that described base station sends, switches to corresponding Traffic Channel according to described traffic channel information.

Preferably, when type of call is group calling, described transmitting element specifically for:

Preferably, when type of call is individual calling, described transmitting element specifically for:

In fourth aspect present invention, provide a kind of core network element, this core network element comprises:

Receiving element, for receiving the setup requests of carrying type of call and called system banner that base station sends;

Extract and search unit, for extracting corresponding called number from described setup requests according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, to make described native system gateway notify that called system gateway carries called number to called system transmission according to described called System Number, set up the calling of this cross-system to make called system according to called number.

Preferably, when type of call is group calling, described extraction and search unit, comprising:

First extracts subelement, for extract in called system banner, native system group number in group number and called system from described setup requests according to group calling type;

Distribute and send subelement, for for the interim group number of this cross-system call distribution and to the described interim group number of described base station transmission, adopting described interim group number in native system, set up the calling of this cross-system to make described base station;

First searches and sends subelement, for according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number is sent to native system gateway, group number and described interim group number in described called system, group number and described interim group number in described called system is sent according to called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number and described interim group number to called system, described interim group number is adopted to be that the group member that in called system, group number is corresponding sets up the calling of this cross-system to make described called system.

Preferably, when type of call is individual calling, described extraction and search unit, comprising:

Second extracts subelement, for extracting called system banner and called terminal number according to individual calling type from described setup requests;

Second searches and sends subelement, for according to preset system banner and the direct mapping relations of System Number, search the called System Number corresponding with described called system banner, described called System Number and called terminal number is sent to native system gateway, to make described native system gateway notify that called system gateway sends called terminal number to called system according to described called System Number, set up the calling of this cross-system to make described called system according to described called terminal number.

In fifth aspect present invention, provide a kind of core network element, this core network element comprises at least one processor, at least one network interface or other communication interface, memory, and at least one communication bus; Described memory is used for stored program instruction, and described processor is used for performing following steps according to described program command:

From described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, to make described native system gateway notify that called system gateway carries called number to called system transmission according to described called System Number, set up the calling of this cross-system to make called system according to described called number.

In sixth aspect present invention, provide a kind of terminal, this terminal comprises at least one processor, at least one network interface or other communication interface, memory, and at least one communication bus; Described memory is used for stored program instruction, and described processor is used for performing following steps according to described program command:

As can be seen from technique scheme, terminal sends the setup requests of cross-system during to base station, carry type of call and called system banner in the request, base station sends this request to native system core net, native system core net extracts corresponding called number according to type of call from this request, and according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, described called number is sent according to described called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number to called system, the calling of this cross-system is set up according to described called number to make described called system.

Owing to being prefixed the mapping relations between system banner and System Number in core net, therefore, no matter be that system, core net all can be identified by preset mapping relations, and then notifies that called system sets up the calling of this cross-system; For terminal, only need to carry called system banner in setup requests, core net just can identify called system, just can realize the calling of cross-system.

The present invention is from system perspective, instead of from the angle of group membership in system, therefore, does not limit by the mapping relations between group and group, for any group member, can arbitrarily realize and the group calling of other system or individual calling.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, 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 end side cross-system call-establishing method embodiment 1 of the present invention;

Fig. 2 is the flow chart of end side cross-system call-establishing method embodiment 2 of the present invention;

Fig. 3 is the flow chart of end side cross-system call-establishing method embodiment 3 of the present invention;

Fig. 4 is the flow chart of core-network side cross-system call-establishing method embodiment 1 of the present invention;

Fig. 5 is the flow chart of core-network side cross-system call-establishing method embodiment 2 of the present invention;

Fig. 6 is the flow chart of core-network side cross-system call-establishing method embodiment 3 of the present invention;

Fig. 7 is the schematic diagram of a kind of terminal embodiment 1 of the present invention;

Fig. 8 is the schematic diagram of a kind of core network element embodiment 1 of the present invention;

Fig. 9 is that core network element hardware of the present invention forms schematic diagram;

Figure 10 is that terminal hardware of the present invention forms schematic diagram.

Embodiment

In order to the scheme making those skilled in the art person understand the embodiment of the present invention better, below in conjunction with drawings and embodiments, the embodiment of the present invention is described in further detail.

Embodiment 1

See Fig. 1, the flow chart of the end side cross-system call-establishing method embodiment 1 of the present invention illustrated, the method describes from the angle of end side, and the method can comprise:

S101, the setup requests of carrying type of call and called system banner is sent to base station, with the described setup requests making native system core net receive the transmission of described base station, from described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, described called number is sent according to described called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number to called system, the calling of this cross-system is set up according to described called number to make described called system.

Technical solution of the present invention is mainly for professional wireless communication system, and terminal can be embodied as the equipment that intercom, smart mobile phone etc. support professional wireless communication technology.Below for intercom, implementation procedure of the present invention is explained.

User makes a call to set up by intercom and asks, and must comprise type of call and called system banner in setup requests; Here type of call is individual calling or group calling specifically for mark this time calling; Here between called system banner and called System Number, there is one-to-one relationship; Although its number format of different systems is not identical with length, the different identification of same format and length can be adopted to distinguish different system.

Here illustrate, because terminal may initiate cross-system group calling, also may initiate cross-system individual calling; When initiating cross-system group calling, must carry group number in called system in setup requests, cross-system group calling can be the group calling between two systems, two groups, also can be the group calling between multiple system between multiple groups; When initiating cross-system individual calling, then must carry called terminal number in setup requests, therefore, native system core net can extract group number or called terminal number in called system according to type of call.

Here illustrate, in native system core net, necessary mapping relations one by one between pre-configured each system banner and System Number, concrete, and the different identification of same format and equal length can be adopted to distinguish different system numbering.Like this, native system core net can search the called System Number corresponding with called system banner, then called System Number and called number is sent to native system gateway.

What illustrate here is, for gateway, other gateways that this system belongs to can be determined according to System Number, therefore, native system gateway can determine called system gateway according to called System Number, called number is sent to called system gateway, and called number can be sent to called system by called system gateway, in its system, set up this cross-system by called system and call out.

Next set up this cross-system calling procedure to called system to be briefly described.

Called system comprises called system core net and base station, and base station can be understood as the base station that called system internal reference and this terminal of calling out belong to here.Called number is sent to called system core net by called system gateway, called number is sent to terminal attaching base station by called system core net again, be this call business Resources allocation by this base station, the traffic channel information distributed is informed terminal by broadcast signaling, terminal just can switch to Traffic Channel, receives data.

S102, receives the broadcast signaling carrying traffic channel information that described base station sends, and switches to corresponding Traffic Channel according to described traffic channel information.

Here it should be noted that, for base station, it can receive the foundation instruction that core net sends, this time cross-system call business distribution service channel resource of terminal initiation is designated as according to this foundation, then by broadcast signaling, the Traffic Channel of specifically distributing is informed terminal, thus terminal can switch to this Traffic Channel, receive data.

Embodiment 2

Next from the angle of cross-system group-calling service, explanation is further explained to the present invention respectively.

Describe from end side angle below, the end side cross-system call-establishing method of embodiment 2, the method comprises: S201 and S202,

S201, sets up request to base stations transmit call, and described setup requests to comprise in group calling mark, called system banner, native system group number in group number and called system;

S202, receives the traffic channel information that base station sends, switches to Traffic Channel, to complete call setup according to described traffic channel information.

Below for application scenarios, explanation is further explained to the method for embodiment 2.

See Fig. 2, the flow chart of the cross-system call-establishing method embodiment 2 illustrated.

Cross-system group-calling service shown in Fig. 2 between two systems, is specially member UE1, home base station eNodeB1 in system A, group 1, group 1; System B, group 2, organize 2 home base station eNodeB2, below only in system A in group 1 member UE1 to initiate and in system B, the cross-system group-calling service organized between 2 is example, foregoing embodiments 2 is explained.

In system A, in group 1, member UE1 initiates group-calling service, must send setup requests to its home base station eNodeB1, and setup requests here needs to comprise group calling mark, system B mark, No. 1, group and No. 2, group.In this request, system B mark can be regarded as called system banner; Organize No. 1 and can be regarded as native system group number; Organize No. 2 and can be regarded as group number in called system.

ENodeB1 receives the setup requests that UE1 initiates, and eNodeB1 sends setup requests to system A core net, and system A core net identifies according to group calling type extraction system B from setup requests, organizes the information such as No. 1 and No. 2, group.

System A core net first carries out authentication and Resourse Distribute to UE1.Certainly, system A core net only in authentication by just Resourse Distribute and follow-up process can be carried out afterwards, therefore the present invention here only emphasize authentication pass through after situation, and mode of the prior art can be adopted about the situation that authentication is not passed through.

In authentication by afterwards, system A core net is that the group-calling service that UE1 initiates distributes interim group number, and this interim group number, as organizing the Provisional Accession Number organizing 2 group-calling services in 1 and system B in the system A of this group calling, is convenient to the transfer of data in these two groups.

The interim group number distributed is sent to eNodeB1 by system A core net, adopts interim group number to set up group-calling service for organizing all members in 1 to make eNodeB1.

System A core net sends called System Number, No. 2, group and interim group number to native system gateway 1, like this, native system gateway 1 according to the called system B gateway 2 of called System Number identification, to called No. 2, system B gateway 2 transmission group and interim group number; No. 2, group and interim group number are sent to called system B by called system B gateway 2, set up this group calling by called system B.The detailed process that called system B sets up this group calling is as follows:

Called system B gateway 2 is to called No. 2, system B core net transmission group and interim group number, these information are sent to group 2 home base station 2 by called system B core net, interim group number is adopted to set up this group calling by group 2 home base station 2, for organizing 2 member's distribution service channels, and inform group 2 member by broadcast signaling, in group 2, all members switch to Traffic Channel, receive data.

For UE1, its home base station eNodeB1 can after the foundation instruction receiving the transmission of system A core net, interim group number is adopted to set up this group calling, the traffic channel information specifically distributed can be sent to terminal by broadcast channel by eNodeB1, UE1 can receive broadcast signaling, and switch to Traffic Channel, receive data.Same, in group 1, other members also can receive broadcast signaling, and switch to Traffic Channel.

Embodiment 3

Describe the end side cross-system call-establishing method of embodiment 3 below from end side angle, the method comprises: S301 and S302,

See Fig. 3, the flow chart of the cross-system call-establishing method embodiment 3 of the present invention illustrated, the method describes from terminal point, and the method can comprise S301 and S302,

S301, sets up request to base stations transmit call, and described setup requests comprises individual calling mark, called system banner and called terminal number; With the described setup requests making native system core net receive the transmission of described base station, from described setup requests, extract called system banner and called terminal number according to individual calling type; According to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called terminal number is sent to native system gateway, described called terminal number is sent according to called System Number to called system gateway to make described native system gateway, described called system gateway sends described called terminal number to called system, sets up this cross-system call out to make described called system for terminal called.

S302, receives the broadcast signaling carrying traffic channel information that described base station sends, and switches to corresponding Traffic Channel according to described traffic channel information.

Below for application scenarios, explanation is further explained to the method for embodiment 3.

See Fig. 3, the flow chart of the cross-system call-establishing method embodiment 3 illustrated.

Cross-system single call service shown in Fig. 3 between two systems is system A, UE1, home base station eNodeB1; System B, UE2, home base station eNodeB2, only initiate the cross-system individual calling between UE2 for UE1 below, to lay down a definition explanation to foregoing embodiments 3.

UE1 sends setup requests to home base station eNodeB1, carries unitary call mark, called system banner and called terminal number in setup requests; ENodeB1 sends setup requests to system A core net, extracts called system banner and called terminal number by system A core net according to individual calling type from setup requests.

In authentication by afterwards, system A core net is according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, send described called System Number and described called terminal number to native system gateway;

Native system gateway sends described called terminal number according to called System Number to called system gateway, and described called system gateway sends described called terminal number to called system, sets up this cross-system call out to make described called system for terminal called.

For UE1, its home base station eNodeB1 can after the foundation instruction receiving the transmission of system A core net, by broadcast channel, the traffic channel information specifically distributed is sent to terminal for its distribution service channel, UE1 can receive broadcast signaling and switch to Traffic Channel, can receive data.

Can be found out by above-described embodiment 1-3 technical scheme, when utilizing of the present invention, terminal is by carrying the dial mode of type of call and called system banner in setup requests, native system core net is made to extract corresponding called number according to type of call, send called number according to called system banner to called system, set up this call business by called system according to called number.The present invention is from system perspective, instead of from the angle of group membership in system, therefore, does not limit by the mapping relations between group and group, for any group member, can arbitrarily realize and the group calling of other system or individual calling.

Embodiment 4

Foregoing embodiments 1-3 is from end side angle to describe the present invention, is further explained explanation below from network side angle to the present invention.

See Fig. 4, the flow chart of the network side cross-system call-establishing method embodiment 1 of the present invention illustrated, the method can comprise:

S401, receives the setup requests of carrying type of call and called system banner that base station sends.

When specific implementation, terminal initiates the call establishment of cross-system, first sends setup requests to its home base station, carries type of call and called system banner in setup requests; After its home base station receives setup requests, this request will be sent to native system core net.

S402, from described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, to make described native system gateway notify that called system gateway carries called number to called system transmission according to described called System Number, set up the calling of this cross-system to make called system according to described called number.

When specific implementation, native system core net first extracts corresponding called number according to type of call, according to the mapping relations between preset system banner and System Number, searches the called System Number corresponding with described called system banner; Then, described called System Number and described called number is sent to native system gateway; Like this, native system gateway can determine called system gateway according to called System Number, sends called number, by called system gateway, called number is sent to called system to called system gateway, and called system sets up this time calling according to called number.

Embodiment 5

Next from the angle of group calling and individual calling, explanation is further explained to the present invention respectively.

See Fig. 5, the flow chart of the network side cross-system call-establishing method embodiment 2 illustrated, the method is applied to cross-system group-calling service, and the method can comprise:

S501, receives the setup requests of carrying type of call and called system banner that base station sends.

Terminal initiates the setup requests of cross-system group-calling service, and the setup requests of group-calling service to comprise in group calling mark, called system banner, native system group number in group number and called system.Base station receives the setup requests of terminal transmission and sends it to native system core net.The present embodiment describes from the angle of native system core net.

S502, to extract in called system banner, native system group number in group number and called system according to group calling type from described setup requests.

S503, for the interim group number of this cross-system call distribution and to the described interim group number of described base station transmission, adopts described interim group number in native system, set up the calling of this cross-system to make described base station.

S504, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number is sent to native system gateway, group number and described interim group number in described called system, group number and described interim group number in described called system is sent according to called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number and described interim group number to called system, described interim group number is adopted to be that the group member that in called system, group number is corresponding sets up the calling of this cross-system to make described called system.

Such as: the cross-system group-calling service between two systems, member UE1, home base station eNodeB1 in system A, group 1, group 1 is specially; System B, group 2, organize 2 home base station eNodeB2, below only in system A in group 1 member UE1 to initiate and in system B, the cross-system group-calling service organized between 2 is example, explanation is further explained to above-mentioned S501-S503.

Embodiment 6

See Fig. 6, the flow chart of the network side cross-system call-establishing method embodiment 3 illustrated, the method is applied to cross-system single call service, and the method can comprise:

S601, the setup requests of carrying type of call and called system banner that receiving terminal sends.

Terminal initiates the setup requests of cross-system single call service, and the setup requests of single call service comprises individual calling mark, called system banner and called terminal number.

S602, extracts called system banner and called terminal number according to individual calling type from described setup requests;

S603, according to preset system banner and the direct mapping relations of System Number, search the called System Number corresponding with described called system banner, described called System Number and called terminal number is sent to native system gateway, to make described native system gateway notify that called system gateway sends called terminal number to called system according to described called System Number, set up the calling of this cross-system to make described called system according to described called terminal number.

Such as: the cross-system single call service between two systems, system A, UE1, home base station eNodeB1 is specially; System B, UE2, home base station eNodeB2, only member UE1 initiates and cross-system individual calling in system B between member UE2 is established as example in system A below, is further explained explanation to above-mentioned S601-S603.

In system A, UE1 initiates the setup requests in system A in UE1 and system B between UE2, and setup requests must comprise individual calling mark, the mark of called system B and the number of terminal called UE2.

ENodeB1 receives the setup requests that UE1 initiates, and type of call is designated individual calling; ENodeB1 first extracts the mark of called system B and the number of terminal called UE2 according to individual calling type from request; Can be understood as, corresponding number is extracted according to preset data format in base station.

ENodeB1 first sends setup requests to eMME1 in system A core net, and type of service is designated individual calling; EMME1 carries out authentication to UE1 and judges whether it has permission initiation group-calling service, if authentication is not passed through, then eMME1 refuses the service request of UE1.If authentication is passed through, then eMME1 complete UE1 up loading establishing process, complete radio bearer and cluster S1 carries, such UE1 sends upstream data, and the information such as such as voice, terminal called UE1 can downlink data receiving.

Simultaneously, in eMME1 reporting system A core net, gateway GW1 sends and carries the mark of called system B and the address information of terminal called UE2, GW1 identifies called system B according to the mark of called system B, in called system B core net, gateway GW2 sends the address information of carrying the number of called UE 2, the address information of the number carrying called UE 2 is sent to base station 2 by the GW2 of called system B, by base station 2 for UE2 sets up this individual calling, like this, UE2 can receive the data that UE1 sends.

Can be found out by above-described embodiment 4-6 technical scheme, when utilizing of the present invention, terminal is by carrying the dial mode of type of call and called system banner in setup requests, native system core net is made to extract corresponding called number according to type of call, send called number according to called system banner to called system, set up this call business by called system according to called number.The present invention is from system perspective, instead of from the angle of group membership in system, therefore, does not limit by the mapping relations between group and group, for any group member, can arbitrarily realize and the group calling of other system or individual calling.

Embodiment 7

Corresponding to said method embodiment 1 ￣ 3, the present invention also provides a kind of terminal (terminal can be the equipment with base station communication, such as intercom, smart mobile phone etc.), see Fig. 7, shows the schematic diagram of terminal embodiment 1 of the present invention, can comprise:

Transmitting element 701, for sending the setup requests of carrying type of call and called system banner to base station, with the described setup requests making native system core net receive the transmission of described base station, from described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, described called number is sent according to described called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number to called system, the calling of this cross-system is set up according to described called number to make described called system,

Receiving element 702, for receiving the broadcast signaling carrying traffic channel information that described base station sends, switches to corresponding Traffic Channel according to described traffic channel information.

As the preferred embodiments of the invention, when type of call is group calling, described transmitting element specifically for:

As another kind of preferred embodiment of the present invention, when type of call is individual calling, described transmitting element specifically for:

Embodiment 8

Corresponding to said method embodiment 4 ￣ 6, the present invention also provides a kind of base station, see Fig. 8, shows the schematic diagram of base station embodiment 1 of the present invention, can comprise:

Receiving element 801, for receiving the setup requests of carrying type of call and called system banner that base station sends;

Extract and search unit 802, for extracting corresponding called number from described setup requests according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, to make described native system gateway notify that called system gateway carries called number to called system transmission according to described called System Number, set up the calling of this cross-system to make called system according to called number.

As the preferred embodiments of the invention, when type of call is group calling, described extraction and search unit, comprising:

As another kind of preferred embodiment of the present invention, when type of call is individual calling, described extraction and search unit, comprising:

Be understandable that, the present invention can be used in numerous general or special purpose computing system environment or configuration.Such as: personal computer, server computer, handheld device or portable set, laptop device, multicomputer system, system, set top box, programmable consumer-elcetronics devices, network PC, minicom, mainframe computer, the distributed computing environment (DCE) comprising above any system or equipment etc. based on microprocessor.

Further, the embodiment of the present invention additionally provides the hardware formation of core network element and terminal.Core network element forms identical with the hardware of terminal, at least one processor (such as CPU) can be comprised, at least one network interface or other communication interfaces, memory, with at least one communication bus, for realizing the connection communication between these devices.Processor is used for the executable module stored in execute store, such as computer program.Memory may comprise high-speed random access memory (RAM:RandomAccessMemory), still may comprise non-labile memory (non-volatilememory), such as at least one magnetic disc store.Realize the communication connection between this system gateway and at least one other network element by least one network interface (can be wired or wireless), can the Internet be used, wide area network, local network, metropolitan area network etc.

See Fig. 9, in some embodiments, program command is stored in the memory of core network element, program command can be executed by processor, wherein, program command can comprise receiving element 801 and extracts and search unit 802, the corresponding units that the specific implementation of each unit can disclose see embodiment 8, repeats no more here.

See Figure 10, in some embodiments, program command is stored in the memory of terminal, program command can be executed by processor, wherein program command can comprise transmitting element 701 and receiving element 702, the corresponding units that the specific implementation of each unit can disclose see embodiment 7, repeats no more here.

The present invention can describe in the general context of computer executable instructions, such as program module.Usually, program module comprises the routine, program, object, assembly, data structure etc. that perform particular task or realize particular abstract data type.Also can put into practice the present invention in a distributed computing environment, in these distributed computing environment (DCE), be executed the task by the remote processing devices be connected by communication network.In a distributed computing environment, program module can be arranged in the local and remote computer-readable storage medium comprising memory device.

It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.

For device embodiment, because it corresponds essentially to embodiment of the method, so relevant part illustrates see the part of embodiment of the method.Device embodiment described above is only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.

The above is only the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims

1. a cross-system call-establishing method, is applied to end side, it is characterized in that, comprising:

2. method according to claim 1, is characterized in that, when type of call is group calling, the described setup requests of carrying type of call and called system banner that sends to base station is specially:

3. method according to claim 1, is characterized in that, when type of call is individual calling, the described setup requests of carrying type of call and called system banner that sends to base station is specially:

4. a cross-system call-establishing method, is applied to network side, it is characterized in that, comprising:

5. method according to claim 4, it is characterized in that, when type of call is group calling, the described number extracting correspondence according to type of call from described setup requests, according to preset system banner and the direct mapping relations of System Number, search the called System Number corresponding with described called system banner, described called System Number is sent to native system gateway, notify that called system gateway sends the address information of carrying called number to called system to make described native system gateway according to described called System Number, the calling of this cross-system is set up according to described address information to make called system, comprise:

6. method according to claim 4, it is characterized in that, when type of call is individual calling, the described number extracting correspondence according to type of call from described setup requests, according to preset system banner and the direct mapping relations of System Number, search the called System Number corresponding with described called system banner, described called System Number is sent to native system gateway, notify that called system gateway sends the address information of carrying called number to called system to make described native system gateway according to described called System Number, the calling of this cross-system is set up according to described address information to make called system, comprise:

7. a terminal, is characterized in that, comprising:

8. terminal according to claim 7, is characterized in that, when type of call is group calling, described transmitting element specifically for:

9. a core network element, is characterized in that, comprising:

10. core network element according to claim 9, is characterized in that, when type of call is group calling, described extraction and search unit, comprising:

11. 1 kinds of core network elements, is characterized in that, comprise at least one processor, at least one network interface or other communication interface, memory, and at least one communication bus; Described memory is used for stored program instruction, and described processor is used for performing following steps according to described program command:

12. 1 kinds of terminals, is characterized in that, comprise at least one processor, at least one network interface or other communication interface, memory, and at least one communication bus, described memory is used for stored program instruction, described processor is used for performing following steps according to described program command: send the setup requests of carrying type of call and called system banner to base station, with the described setup requests making native system core net receive the transmission of described base station, from described setup requests, corresponding called number is extracted according to type of call, according to the mapping relations between preset system banner and System Number, search the called System Number corresponding with described called system banner, described called System Number and described called number is sent to native system gateway, described called number is sent according to described called System Number to called system gateway to make described native system gateway, described called system gateway sends described called number to called system, the calling of this cross-system is set up according to described called number to make described called system,