CN104601552A - Communication method between private network wireless systems, IP enterprise switch and call terminal - Google Patents
Communication method between private network wireless systems, IP enterprise switch and call terminal Download PDFInfo
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- CN104601552A CN104601552A CN201410827666.4A CN201410827666A CN104601552A CN 104601552 A CN104601552 A CN 104601552A CN 201410827666 A CN201410827666 A CN 201410827666A CN 104601552 A CN104601552 A CN 104601552A
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Abstract
The invention discloses a communication method between private network wireless systems, an IP enterprise switch and a call terminal. The communication method between the private network wireless systems includes that the IP enterprise switch receives a second call signal through a first gateway; the IP enterprise switch selects a second gateway according to system identification codes and sends a third call signal of a called terminal to the second gateway; the IP enterprise switch receives responses through the second gateway; the IP enterprise switch builds a voice channel link between the call terminal and the called terminal according to the responses. The communication method between private network wireless systems, the IP enterprise switch and the call terminal can achieve cross-system communication.
Description
Technical field
The present invention relates to communication field, particularly relate to the communication means between a kind of private network wireless system and IP enterprise switch, calling terminal.
Background technology
Private network wireless system in the market has multiple, has different standards such as TETRA, PDT, GoTa.Also there is the group system of different vendor in same standard, is such as TETRA system equally, just there is Hytera, the product of the different manufacturers such as EADS, Moto.Usually new system can be run into and legacy system is different systems when system upgrade transformation or dilatation, or the equipment that identical standard different manufacturers is produced, in order to the utilization to existing device, just need to interconnect.
In prior art, for the private network wireless system realizing different systems is interconnected, each private wireless network system is connected mainly through API, exchange of speech is carried out at soft-switch platform, for example, the terminal of private network A first passes through the API Calls of A system to soft-switch platform, and soft-switch platform is again by the terminal of B system API Calls to private network B, the voice on both sides pass through soft-switch platform transfer, to realize intercommunication.
By the intercommunication that soft-switch platform realizes, a road can only be realized exhale, range of application is narrow, because soft-switch platform is actually contain a dispatching desk number of system A and a dispatching desk number of system B, the API that soft platform and wireless private network provide is coupled too high, along with system or API edition upgrading, soft-switch platform also may be forced to upgrading.
Summary of the invention
The technical problem that the present invention mainly solves is to provide communication means between a kind of private network wireless system and IP enterprise switch, concurrent multiway calling can be realized, do not take the number resource of private network system inside and rely on system API, can not affect by system version upgrading simultaneously yet.
The embodiment of the present invention provides the communication means between a kind of private network wireless system, private network wireless system comprises the first private network wireless system and the second private network wireless system, first private network wireless system comprises calling terminal, first control centre and the first gateway, second private network wireless system comprises called terminal, second control centre and the second gateway, second private network wireless system and the first private network wireless system are different systems, IP enterprise switch keeps network to be connected with the first gateway and the second gateway respectively, the method comprises: IP enterprise switch receives the second call signaling by the first gateway, second call signaling comprises the system identification of the second private network wireless system and the called terminal terminal recognition code at the second private network wireless system, IP enterprise switch selects the second gateway according to system identification, and send the 3rd call signaling for called terminal to the second gateway, wherein call signaling comprises terminal recognition code, IP enterprise switch receives response by the second gateway, and response called terminal pins is made the calling that the second control centre is sent to called terminal, IP enterprise switch links according to the response voice channel set up between calling terminal with called terminal.
Wherein, after IP enterprise switch sets up according to response the step that the voice channel between calling terminal with called terminal links, the method also comprises: IP enterprise switch receives session from the first gateway and hangs up signaling, and session is hung up signaling and is sent to the first gateway by calling terminal via the first control centre; IP enterprise switch sends notice to the second gateway, and notice is used to indicate call hang-ups, and receives from the second gateway and be used to indicate call and be hung up successful response; IP enterprise switch disconnects calling terminal according to response and links with the voice channel between called terminal.
Wherein, after IP enterprise switch sets up according to response the step that the voice channel between calling terminal with called terminal links, the method also comprises: IP enterprise switch sends notice through the forwarding of the first gateway, the first control centre to calling terminal, and notice is used to indicate voice channel link and sets up.
The embodiment of the present invention provides the communication means between a kind of private network wireless system further, private network wireless system comprises the first private network wireless system and the second private network wireless system, first private network wireless system comprises calling terminal, first control centre and the first gateway, second private network wireless system comprises called terminal, second control centre and the second gateway, second private network wireless system and the first private network wireless system are different systems, IP enterprise switch keeps network to be connected with the first gateway and the second gateway respectively, the method comprises: calling terminal sends the first call signaling for called terminal to the first control centre, wherein the first call signaling comprises the identification code of the first gateway, the system identification of the second private network wireless system and called terminal are at the terminal recognition code of the second private network wireless system, the second call signaling is sent via the gateway of the first private network system to IP enterprise switch to make the first control centre, second call signaling comprises the system identification of the second private network wireless system and the called terminal terminal recognition code at the second private network wireless system, calling terminal is from first control centre's reception notification, notice is used to indicate voice channel link and sets up, notice produces after IP enterprise switch links according to the second call signaling voice channel set up between calling terminal with called terminal, notifies via the first gateway forwards to the first control centre.
Wherein, the method also comprises: calling terminal sends session via the first control centre and hangs up signaling to the first gateway, receives session hang up signaling to make IP enterprise switch from the first gateway.
The embodiment of the present invention provides a kind of IP enterprise switch further, comprise: receiver module, for receiving the second call signaling by the first gateway, the second call signaling comprises the system identification of the second private network wireless system and the called terminal terminal recognition code at the second private network wireless system; Gateway selects module, for selecting the second gateway according to system identification; Sending module, for sending the 3rd call signaling for called terminal to the second gateway, wherein call signaling comprises terminal recognition code; Receiver module, also for receiving response by the second gateway, response called terminal pins is made the calling that the second control centre is sent to called terminal; Module is set up in voice channel link, for linking according to the response voice channel set up between calling terminal with called terminal; First gateway belongs to the first private network wireless system, and the second gateway belongs to the second private network wireless system, and the second private network wireless system and the first private network wireless system are different systems.
Wherein, IP enterprise switch also comprises voice channel link and disconnects module, receiver module, and hang up signaling for receiving session from the first gateway, session is hung up signaling and is sent to the first gateway by calling terminal via the first control centre; Sending module, hangs up signaling for sending session to the second gateway; Receiver module, also for hanging up the response of signaling to session from the second gateway reception called terminal pins; Voice channel link disconnects module, links with the voice channel between called terminal for disconnecting calling terminal according to response.
The embodiment of the present invention provides a kind of calling terminal further, calling terminal comprises: sending module, for sending the first call signaling for called terminal to the first control centre, wherein the first call signaling comprises the identification code of the first gateway, the system identification of the second private network wireless system and called terminal are at the terminal recognition code of the second private network wireless system, the second call signaling is sent via the gateway of the first private network system to IP enterprise switch to make the first control centre, second call signaling comprises the system identification of the second private network wireless system and the called terminal terminal recognition code at the second private network wireless system, receiver module, for from first control centre's reception notification, notice is used to indicate voice channel link and sets up, notice produces after IP enterprise switch links according to the second call signaling voice channel set up between calling terminal with called terminal, notice is via the first gateway forwards to the first control centre, first gateway, the first control centre belong to the first private network wireless system, second gateway belongs to the second private network wireless system, and the second private network wireless system and the first private network wireless system are different systems.
The embodiment of the present invention provides a kind of IP enterprise switch further, IP enterprise switch comprises at least one processor, at least one network interface or other communication interfaces, memory and at least one communication bus, memory is used for stored program instruction, processor, for: execution of program instructions to control at least one network interface or other communication interfaces receive the second call signaling by the first gateway, the second call signaling comprises the system identification of the second private network wireless system and the called terminal terminal recognition code at the second private network wireless system; Execution of program instructions is to select the second gateway according to system identification; Execution of program instructions sends the 3rd call signaling for called terminal to control at least one network interface or other communication interfaces to the second gateway, and wherein call signaling comprises terminal recognition code; Execution of program instructions receives response to control at least one network interface or other communication interfaces by the second gateway, and response called terminal pins is made the calling that the second control centre is sent to called terminal; Link according to the response voice channel set up between calling terminal with called terminal.
Wherein, processor, also receive session from the first gateway for: execution of program instructions hang up signaling to control at least one network interface or other communication interfaces, session is hung up signaling and is sent to the first gateway by calling terminal via the first control centre; Execution of program instructions sends session to the second gateway hang up signaling to control at least one network interface or other communication interfaces; Execution of program instructions receives from the second gateway called terminal pins to hang up signaling response to session to control at least one network interface or other communication interfaces; Disconnect calling terminal according to response to link with the voice channel between called terminal; First gateway belongs to the first private network wireless system, and the second gateway belongs to the second private network wireless system, and the second private network wireless system and the first private network wireless system are different systems.
Wherein, processor, also send notice to control at least one network interface or other communication interfaces through the forwarding of the first gateway, the first control centre to calling terminal for execution of program instructions, notice is used to indicate voice channel link and sets up.
The embodiment of the present invention provides a kind of calling terminal further, calling terminal comprises at least one processor, at least one network interface or other communication interfaces, memory, with at least one communication bus, memory is used for stored program instruction, processor, for: execution of program instructions to control at least one network interface or other communication interfaces send the first call signaling for called terminal to the first control centre, wherein the first call signaling comprises the identification code of the first gateway, the system identification of the second private network wireless system and called terminal are at the terminal recognition code of the second private network wireless system, the second call signaling is sent via the gateway of the first private network system to IP enterprise switch to make the first control centre, second call signaling comprises the system identification of the second private network wireless system and the called terminal terminal recognition code at the second private network wireless system, execution of program instructions is to control at least one network interface or other communication interfaces from first control centre's reception notification, notice is used to indicate voice channel link and sets up, notice produces after IP enterprise switch links according to the second call signaling voice channel set up between calling terminal with called terminal, notifies via the first gateway forwards to the first control centre, first gateway, the first control centre belong to the first private network wireless system, and the second gateway belongs to the second private network wireless system, and the second private network wireless system and the first private network wireless system are different systems.
Wherein, processor, also sends session via the first control centre for: execution of program instructions hang up signaling to the first gateway to control at least one network interface or other communication interfaces, receive session hang up signaling to make IP enterprise switch from the first gateway.
The invention has the beneficial effects as follows: the situation being different from prior art, the embodiment of the present invention is by interconnected to multiple private wireless network system of IP enterprise switch, IP enterprise switch selects different radio private network system and called terminal by the system identification and called terminal comprising the second private network wireless system at the call signaling of the terminal recognition code of the second private network wireless system, thus sets up the voice communication link between calling terminal and called terminal.
Further, owing to have employed IP enterprise switch, and set dialing rule in communication signaling, therefore can realize concurrent multiway calling, also do not take the number resource of private network system inside and rely on system API, can not affect by system version upgrading simultaneously.
Accompanying drawing explanation
Fig. 1 is annexation schematic diagram between embodiment of the present invention IP enterprise switch, private network wireless system;
Fig. 2 is the Signalling exchange figure carrying out between embodiment of the present invention private network wireless system calling out;
Fig. 3 is the data interaction figure carrying out between embodiment of the present invention private network wireless system hanging up;
Fig. 4 be according to the private network wireless system of the embodiment of the present invention between another flow chart of communication means;
Fig. 5 be according to the private network wireless system of the embodiment of the present invention between the another flow chart of communication means;
Fig. 6 is the apparatus structure schematic diagram of IP enterprise switch first embodiment of the embodiment of the present invention;
Fig. 7 is the apparatus structure schematic diagram of calling terminal first embodiment of the embodiment of the present invention;
Fig. 8 is the apparatus structure schematic diagram of IP enterprise switch second embodiment of the embodiment of the present invention; And
Fig. 9 is the apparatus structure schematic diagram of calling terminal second embodiment of the embodiment of the present invention.
Embodiment
Present invention employs IPPBX (IP Private Branch eXchange, IP enterprise switch), and by setting dialing rule, thus make the concurrent call that can realize between terminal between the private wireless network system of different systems.
Refer to Fig. 1, Fig. 1 is the annexation schematic diagram between embodiment of the present invention IP enterprise switch, private network wireless system, as shown in Figure 1, private network wireless system comprises the first private network wireless system 10 and the second private network wireless system 20, first private network wireless system 10 comprises the first gateway 101, first control centre 102 and calling terminal 103, second private network wireless system 20 comprises the second gateway 201, second control centre 202 and called terminal.
IP enterprise switch (hereinafter referred to as IP enterprise switch) 30 keeps network to be connected with the first gateway 101 of the first private network wireless system 10 and the second gateway 201 of the second private network wireless system 20 respectively.
In the first private network wireless system 10, can communicate between the first gateway 101 with the first control centre 102, set up air interface between calling terminal 103 with the first control centre 102 and be connected; In the second private network wireless system 20, can communicate between the second gateway 201 with the second control centre 202, set up air interface between called terminal 203 with the second control centre 202 and be connected.
It should be noted that, IP enterprise switch 30 also keeps network to be connected with the gateway of other private network wireless systems multiple, and, first private network wireless system 10 also comprises multiple other-end, first control centre 102 sets up air interface with multiple other-end respectively and is connected, second private network wireless system 20 also comprises multiple other-end, and the second control centre 202 sets up air interface with multiple other-end respectively and is connected.
In private network wireless system, each terminal in private network wireless system is all assigned a specific terminal recognition code, and the first control centre 102 identifies and addressing the terminal in the first private wireless network system 10 by terminal recognition code.Similarly, the second control centre 202 can be identified and addressing the terminal in the second private wireless network system 20 by terminal recognition code.
And, each private network wireless system is provided with specific system identification, IP enterprise switch finds the gateway of corresponding private network wireless system by system identification, as found connected first gateway 101 by the system identification of the first private network wireless system 10, or find connected second gateway 201 by the system identification of the second private network wireless system 20.
Further, in private network wireless system, gateway in private network wireless system is all assigned a specific gateway identification code, if control centre receives the signaling including gateway identification code that terminal sends over, then can know that this terminal needs to dial outside line (non-private network wireless system) phone, corresponding signaling is sent to gateway, thus is sent to the system or equipment (as IP enterprise switch 30) be connected with gateway through gateway.
Preferably, calling terminal 103 is connected with the first control centre 102 of the first private network wireless system 10 by (air interface) agreement of eating dishes without rice or wine, and called terminal 203 is connected with the second control centre 202 of the second private network wireless system 20 by air protocol.First gateway 101 of the first private network wireless system 10 and the second gateway 201 of the second private network wireless system 20 are connected with IP enterprise switch 30 respectively by SIP or relaying.
Based on the system that Fig. 1 disclosed, below refer to Fig. 2 and Fig. 3, the signalling interactive process between each device is described in detail.
It should be noted that for the ease of understanding, in embodiments of the present invention, specifically setting the numerical value of each identification code, these setting values are only for helping reader understanding, and can change according to actual needs, the embodiment of the present invention is not construed as limiting this.
Particularly, in embodiments of the present invention, setting calling terminal 103 is 5001 at the terminal recognition code of the first private network wireless system 10, called terminal 203 is 4001 at the terminal recognition code of the second private network wireless system 20, first gateway 101 identification code of the first private network wireless system 10 is 01, the system identification of the second gateway 201 identification code of the second private network wireless system 20 to be the system identification of the 09, first private network wireless system 10 be the 6, first private network wireless system 10 is 8.
In embodiments of the present invention, calling terminal 103 is to called terminal 203 request of making a call, the dialed number of calling terminal 103 can be formulated and is: the system identification 8+ called terminal 203 of the identification code 01+ second private network wireless system 20 of the first gateway 101 at the terminal recognition code 4001 of the second private network wireless system 20, namely 0184001.
And refer to Fig. 2, Fig. 2 is the Signalling exchange figure carrying out between embodiment of the present invention private network wireless system calling out, and as shown in Figure 2, call flow specifically comprises:
Step 401: calling terminal 103 sends the first call signaling for called terminal 203 to the control centre 10 of the first private network wireless system 10, this first call signaling comprises the identification code 01 of the first gateway 101 of the first private network wireless system 10, the system identification 8 of the second private network wireless system 20 and called terminal 203 are at the terminal recognition code 4001 of the second private network wireless system 20, in this step, calling terminal 103 and user interactions, particularly, user by dialing the dialed number with pre-defined rule on calling terminal 103, this dialed number is specially: 0184001, therefore the first call signaling corresponds to 0184001.
Step 402: the first control centre 102 resolves the first call signaling, according to the identification code 01 of the first gateway 101, first control centre 102 can know that this first call signaling is not the call signaling of the first private network wireless system 10 inside, but need to be sent to other private network wireless systems via first gateway 101, therefore the first control centre 102 sends the second call signaling according to identification code 01 to the first gateway 101, wherein the second call signaling comprises the system identification 8 of the second private network wireless system 20 and the called terminal 203 terminal recognition code 4001 at the second private network wireless system 20, specifically can be 84001.
Step 403: the first gateway 101 receives the second call signaling, sets up network due to the first gateway 101 with IP enterprise switch 30 and is connected, and therefore the first gateway 101 directly can forward this second call signaling to IP enterprise switch 30.
Step 404:IP enterprise switch 30 receives the second call signaling and resolves it, to know in the second call signaling 84001 that 8 is the system identification of the second private network wireless system 20, therefore IP enterprise switch 30 selects the second gateway 201 of the second private network wireless system 20 in the gateway of the multiple different private network wireless system having network to connect from its foundation according to system identification 8.
Step 405:IP enterprise switch 30 sends the 3rd call signaling for called terminal 203 to the second gateway 201, and wherein the 3rd call signaling comprises the terminal recognition code 4001 of called terminal 203.
Step 406: the second gateway 201 of the second private network wireless system 20 forwards the 3rd call signaling to the second control centre 202 of the second private network wireless system 20.
Step 407: the second control centre 202 of the second private network wireless system 20 is after acquisition the 3rd call signaling, terminal recognition code 4001 according to called terminal 203 selects called terminal 203 in multiple terminals of access second private network wireless system 20, and is made a call to called terminal 203 by space interface signaling.
Step 408: called terminal 203 is after receiving this calling, jingle bell also determines whether replying this calling according to user's input, when user inputs the order determining to answer, called terminal 203 sends the response of called terminal 203 to calling to the second control centre 202 of the second private network wireless system 20.
Step 409: the second control centre 202 of the second private network wireless system 20 forwards this response to the second gateway 201 of the second private network wireless system 20.
Step 410: the second gateway 201 of the second private network wireless system 20 forwards this response to IP enterprise switch 30.
After step 411:IP enterprise switch 30 receives this response, the voice channel set up between calling terminal 103 with called terminal 203 links.
Step 412:IP enterprise switch 30 sends notice to the first gateway 101 of the first private network wireless system 10, and this notice is used to indicate voice channel link and sets up.
Step 413: the first gateway 101 of the first private network wireless system 10 forwards this notice to the first control centre 102 of the first private network wireless system 10.
Step 414: the first control centre 102 of the first private network wireless system 10 forwards this notice to calling terminal 103, to make calling terminal 103 after this notice of reception, know that voice channel link is set up, thus pick-up and loud speaker can be started, obtain the voice signal of user's input and transfer to voice channel, or from voice channel, obtain the voice signal of opposite end and play.
Therefore, by the scheme of above-mentioned announcement, the embodiment of the present invention can make to be between calling terminal 103 in the private network wireless system of different systems and called terminal 203 sets up call.
Alternatively, in embodiments of the present invention, called terminal 203 also can make a call to calling terminal 103, and in the system-based that Fig. 1 discloses, called terminal 203 makes a call to calling terminal 103 by dialed number 0965001.Due to reverse call flow process except signaling flow to from above-mentioned different except, other details are unanimous on the whole, therefore do not repeat in this.
Fig. 3 is the data interaction figure carrying out between embodiment of the present invention private network wireless system hanging up, and after the voice channel link shown in Fig. 2 is set up, when needs kill-call, can perform and hang up flow process as shown in Figure 3, hang up flow process and specifically comprise:
Step 501: calling terminal 103 sends the first control centre 102 that signaling to the first private network wireless system 10 is hung up in session, specifically, when user's kill-call, can input and determine that the order hung up is to calling terminal 103, as clicked cancellation talk button, sending session with trigger call terminal 103 and hanging up signaling.
Step 502: the first control centre 102 of the first private network wireless system 10 receives the first gateway 101 forwarding it to the first private network wireless system 10 after signaling is hung up in session.
Step 503: session is hung up signaling and is forwarded to IP enterprise switch 30 by the first gateway 101 of the first private network wireless system 10.
Step 504:IP enterprise switch 30 sends second gateway 201 of notice to the second private network wireless system 20, and this notice is used to indicate call hang-ups.
Step 505: the second control centre 202 of this notice to the second private network wireless system 20 of the gateway forwards of the second private network wireless system 20.
Step 506: the call of called terminal 203 is hung up in the second control centre 202 of the second private network wireless system 20 according to this notice.
Step 507: called terminal 203, after call is hung up, sends instruction call and is hung up successfully response to the second control centre 202 of the second private network wireless system 20.
Step 508: the second control centre 202 of the second private network wireless system 20 sends the second gateway 201 of this response to the second private network wireless system 20.
Step 509: the second gateway 201 of the second private network wireless system 20 sends this response to IP enterprise switch 30.
Two ends voice channel is connected disconnection according to this response by step 510:IP enterprise switch 30.
Step 511:IP enterprise switch 30 hangs up successful information to the first gateway 101 transmission of the first private network wireless system 10.
Step 512: the first gateway 101 of the first private network wireless system 10 hangs up successful information to the first control centre 102 forwarding of the first private network wireless system 10.
Step 513: the first control centre 102 of the first private network wireless system 10 forwards to calling terminal 103 hangs up successful information, and calling terminal 103 is known, and voice channel connects disconnection.
By the scheme of above-mentioned announcement, the embodiment of the present invention can make to be in the separated call of calling terminal 103 in the private network wireless system of different systems and called terminal 203.
In the present embodiment, different private network wireless system carries out interconnected by IP enterprise switch 30, judge to identify different private network wireless system and called terminal 203 at the second call signaling of the terminal recognition code of the second private network wireless system 20 by the system identification and called terminal 203 that comprise the second private network wireless system 20, the communication of terminal between the private network wireless system of different systems can be realized, simultaneously, because IP enterprise switch itself can process multiway calling simultaneously, therefore the embodiment of the present invention more can support that multichannel is exhaled.
Above-mentioned mainly for calling with hang up two kinds of basic talking modes and be described, based on above-described embodiment, those skilled in the art can carry out expansion programming based on IP enterprise switch 30 pairs of Session Initiation Protocol, thus realize more clustering functionalitys between multisystem, comprise urgent call, call priority etc.
Therefore, the embodiment of the present invention is by interconnected to multiple private wireless network system of IP enterprise switch 30, IP enterprise switch 30 judges to identify different system and called terminal 203 at the second call signaling of the terminal recognition code of the second private network wireless system 20 by the system identification and called terminal 203 comprising the second private network wireless system 20, owing to have employed IP enterprise switch, therefore concurrent multiway calling can be realized, and dialing rule is set in communication signaling, do not take the number resource of private network system inside and rely on system API yet, can not affect by system version upgrading simultaneously, and unified solution is proposed under multisystem situation, for client brings value in group system upgrading and dilatation, existing system can be retained, and with new system interconnect.
Below refer to Fig. 4, Fig. 4 be according to the private network wireless system of the embodiment of the present invention between another flow chart of communication means, wherein Fig. 4 is described using IP enterprise switch 30 as main body, and the method shown in Fig. 4 specifically comprises the following steps:
Step 11:IP enterprise switch 30 receives the second call signaling by the first gateway 101, and the second call signaling comprises the system identification of the second private network wireless system 20 and the called terminal 103 terminal recognition code at the second private network wireless system 20;
Step 12:IP enterprise switch 30 selects the second gateway 201 according to system identification, and send the 3rd call signaling for called terminal 103 to the second gateway 201, wherein call signaling comprises terminal recognition code;
Step 13:IP enterprise switch 30 receives response by the second gateway 201, and the calling that response called terminal 103 is sent to called terminal 103 for the second control centre 202 is made;
Step 14:IP enterprise switch 30 links according to the response voice channel set up between calling terminal 103 with called terminal 103.
Alternatively, after step 104, the method also comprises:
Step 15:IP enterprise switch 30 receives session from the first gateway 101 and hangs up signaling, and session is hung up signaling and is sent to the first gateway 101 by calling terminal 103 via the first control centre 102;
Step 16:IP enterprise switch 30 sends notice to the second gateway 201, and notice is used to indicate call hang-ups, and receives from the second gateway 201 and be used to indicate call and be hung up successful response;
Step 17:IP enterprise switch 30 disconnects calling terminal 103 according to response and links with the voice channel between called terminal 103.
In a preferred embodiment, the first gateway 101 and the second gateway 201 by SIP (The SessionInitiation Protocol, session initiation protocol) or relay connection to IP enterprise switch 30.
Alternatively, after step 14, the method also comprises:
IP enterprise switch 30 sends notice through the forwarding of the first gateway 101, first control centre 102 to calling terminal 103, and this notice is used to indicate voice channel link and sets up.
Below refer to Fig. 5, Fig. 5 be according to the private network wireless system of the embodiment of the present invention between the another flow chart of communication means, wherein Fig. 5 is described using calling terminal 103 as main body, and the method shown in Fig. 5 specifically comprises the following steps:
Step 21: calling terminal 103 sends the first call signaling for called terminal 103 to the first control centre 102, wherein the first call signaling comprises the identification code of the first gateway 101, the system identification of the second private network wireless system 20 and called terminal 103 are at the terminal recognition code of the second private network wireless system 20, the second call signaling is sent via the gateway of the first private network system to IP enterprise switch 30 to make the first control centre 102, second call signaling comprises the system identification of the second private network wireless system 20 and the called terminal 103 terminal recognition code at the second private network wireless system 20,
Step 22: calling terminal 103 is from the first control centre 102 reception notification, notice is used to indicate voice channel link and sets up, notice produces after IP enterprise switch 30 links according to the second call signaling voice channel set up between calling terminal 103 with called terminal 103, notifies to be forwarded to the first control centre 102 via the first gateway 101.
Alternatively, the method also comprises:
Step 23: calling terminal 103 sends session via the first control centre 102 and hangs up signaling to the first gateway 101, receives session to make IP enterprise switch 30 from the first gateway 101 and hangs up signaling.
Below refer to Fig. 6, Fig. 6 is the apparatus structure schematic diagram of IP enterprise switch first embodiment of the embodiment of the present invention, and as shown in Figure 6, IP enterprise switch 30 comprises:
Receiver module 601, for receiving the second call signaling by the first gateway 101, the second call signaling comprises the system identification of the second private network wireless system 20 and the called terminal 103 terminal recognition code at the second private network wireless system 20;
Gateway selects module 602, for selecting the second gateway 201 according to system identification;
Sending module 603, for sending the 3rd call signaling for called terminal 103 to the second gateway 201, wherein call signaling comprises terminal recognition code;
Receiver module 601, also for receiving response by the second gateway 201, the calling that response called terminal 103 is sent to called terminal 103 for the second control centre 202 is made;
Module 604 is set up in voice channel link, for linking according to the response voice channel set up between calling terminal 103 with called terminal 103.
Alternatively, IP enterprise switch 30 also comprises voice channel link and disconnects module 605, wherein:
Receiver module 601, also hang up signaling for receiving session from the first gateway 101, session is hung up signaling and is sent to the first gateway 101 by calling terminal 103 via the first control centre 102;
Sending module 603, also hangs up signaling for sending session to the second gateway 201;
Receiver module 601, also to hang up the response of signaling for session for receiving called terminal 103 from the second gateway 201;
Voice channel link disconnects module 605, links with the voice channel between called terminal 103 for disconnecting calling terminal 103 according to response.
Alternatively, sending module 603 also sends notice for the forwarding through the first gateway 101, first control centre 102 to calling terminal 103, and this notice is used to indicate voice channel link and sets up.
Below refer to Fig. 7, Fig. 7 is the apparatus structure schematic diagram of calling terminal first embodiment of the embodiment of the present invention, and as shown in Figure 7, calling terminal 103 comprises:
Sending module 701, for sending the first call signaling for called terminal 103 to the first control centre 102, wherein the first call signaling comprises the identification code of the first gateway 101, the system identification of the second private network wireless system 20 and called terminal 103 are at the terminal recognition code of the second private network wireless system 20, the second call signaling is sent via the gateway of the first private network system to IP enterprise switch 30 to make the first control centre 102, second call signaling comprises the system identification of the second private network wireless system 20 and the called terminal 103 terminal recognition code at the second private network wireless system 20,
Receiver module 702, for from the first control centre 102 reception notification, notice is used to indicate voice channel link and sets up, notice produces after IP enterprise switch 30 links according to the second call signaling voice channel set up between calling terminal 103 with called terminal 103, notifies to be forwarded to the first control centre 102 via the first gateway 101.
Alternatively, sending module 701, also hanging up signaling to the first gateway 101 for sending session via the first control centre 102, receiving session hang up signaling to make IP enterprise switch 30 from the first gateway 101.
Below refer to Fig. 8, Fig. 8 is the apparatus structure schematic diagram of IP enterprise switch second embodiment of the embodiment of the present invention, as shown in Figure 8, IP enterprise switch 30 comprises at least one processor 801, at least one network interface or other communication interfaces 802, memory 803 and at least one communication bus 804, memory 803 is for stored program instruction, for convenience of description, the quantity of the processor 801 shown in Fig. 7, the corresponding interface, memory 803 and communication bus 804 is one, wherein, this processor 801 for:
Execution of program instructions is to control at least one network interface or other communication interfaces 802 receive the second call signaling by the first gateway 101, and the second call signaling comprises the system identification of the second private network wireless system 20 and the called terminal 103 terminal recognition code at the second private network wireless system 20;
Execution of program instructions is to select the second gateway 201 according to system identification;
Execution of program instructions is to control at least one network interface or other communication interfaces 802 send the 3rd call signaling for called terminal 103 to the second gateway 201, and wherein call signaling comprises terminal recognition code;
Execution of program instructions receives response to control at least one network interface or other communication interfaces 802 by the second gateway 201, and the calling that response called terminal 103 is sent to called terminal 103 for the second control centre 202 is made;
Link according to the response voice channel set up between calling terminal 103 with called terminal 103.
Alternatively, processor 801 also for:
Execution of program instructions receives session from the first gateway 101 hang up signaling to control at least one network interface or other communication interfaces 802, and session is hung up signaling and is sent to the first gateway 101 by calling terminal 103 via the first control centre 102;
Execution of program instructions sends session to the second gateway 201 hang up signaling to control at least one network interface or other communication interfaces 802;
Execution of program instructions receives from the second gateway 201 called terminal 103 to hang up signaling response for session to control at least one network interface or other communication interfaces 802;
Disconnect calling terminal 103 according to response to link with the voice channel between called terminal 103.
Alternatively, processor 801 also for:
Execution of program instructions sends notice to control at least one network interface or other communication interfaces 802 through the forwarding of the first gateway 101, first control centre 102 to calling terminal 103, and this notice is used to indicate voice channel link and sets up.
Below refer to Fig. 9, Fig. 9 is the apparatus structure schematic diagram of calling terminal second embodiment of the embodiment of the present invention, as shown in Figure 9, calling terminal 103 comprises at least one processor 901, at least one network interface or other communication interfaces 902, memory 903 and at least one communication bus 904, memory 903 is for stored program instruction, for convenience of description, the quantity of the processor 901 shown in Fig. 7, the corresponding interface, memory 903 and communication bus 904 is one, as described in Figure 7, processor 901 for:
Execution of program instructions is to control at least one network interface or other communication interfaces 902 send the first call signaling for called terminal 103 to the first control centre 102, wherein the first call signaling comprises the identification code of the first gateway 101, the system identification of the second private network wireless system 20 and called terminal 103 are at the terminal recognition code of the second private network wireless system 20, the second call signaling is sent via the gateway of the first private network system to IP enterprise switch 30 to make the first control centre 102, second call signaling comprises the system identification of the second private network wireless system 20 and the called terminal 103 terminal recognition code at the second private network wireless system 20,
Execution of program instructions is to control at least one network interface or other communication interfaces 902 from the first control centre 102 reception notification, notice is used to indicate voice channel link and sets up, notice produces after IP enterprise switch 30 links according to the second call signaling voice channel set up between calling terminal 103 with called terminal 103, notifies to be forwarded to the first control centre 102 via the first gateway 101.
Alternatively, processor 901 also for:
Execution of program instructions sends session via the first control centre 102 hang up signaling to the first gateway 101 to control at least one network interface or other communication interfaces 902, receives session hang up signaling to make IP enterprise switch 30 from the first gateway 101.
It should be noted that the first private network wireless system described in the embodiment of the present invention can be the one in TETRA, PDT, GoTa, the second private network wireless system can be the another one in TETRA, PDT, GoTa.
Certainly, the private network system of indication in the present invention, is not limited in TETRA, PDT, GoTa, general reference any one private network system.
In sum, the embodiment of the present invention is by interconnected to multiple private wireless network system of IP enterprise switch, IP enterprise switch selects different radio private network system and called terminal by the system identification and called terminal comprising the second private network wireless system at the second call signaling of the terminal recognition code of the second private network wireless system, thus the voice communication link set up between calling terminal and called terminal, owing to have employed IP enterprise switch, and dialing rule is set in communication signaling, therefore concurrent multiway calling can be realized, do not take the number resource of private network system inside and rely on system API yet, can not affect by system version upgrading simultaneously, unified solution can be proposed under multisystem situation, for client brings value in group system upgrading and dilatation, existing system can be retained, and with new system interconnect.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (13)
1. the communication means between a private network wireless system, it is characterized in that, described private network wireless system comprises the first private network wireless system and the second private network wireless system, described first private network wireless system comprises calling terminal, first control centre and the first gateway, described second private network wireless system comprises called terminal, second control centre and the second gateway, described second private network wireless system and described first private network wireless system are different systems, IP enterprise switch keeps network to be connected with described first gateway and described second gateway respectively, described method comprises:
Described IP enterprise switch receives the second call signaling by the first gateway, and described second call signaling comprises the system identification of described second private network wireless system and the described called terminal terminal recognition code at described second private network wireless system;
Described IP enterprise switch selects described second gateway according to described system identification, and send the 3rd call signaling for described called terminal to described second gateway, wherein said call signaling comprises described terminal recognition code;
Described IP enterprise switch receives response by described second gateway, and described response described called terminal pins is made the calling that described second control centre is sent to described called terminal;
The voice channel that described IP enterprise switch is set up between described calling terminal with described called terminal according to described response links.
2. method according to claim 1, is characterized in that, after described IP enterprise switch to set up the step that the voice channel between described calling terminal with described called terminal links according to described response, described method also comprises:
Described IP enterprise switch receives session from described first gateway and hangs up signaling, and described session is hung up signaling and is sent to described first gateway by described calling terminal via described first control centre;
Described IP enterprise switch sends notice to described second gateway, and described notice is used to indicate call hang-ups, and receives from described second gateway and be used to indicate call and be hung up successful response;
Described IP enterprise switch disconnects described calling terminal according to described response and links with the voice channel between described called terminal.
3. method according to claim 1, is characterized in that, after described IP enterprise switch to set up the step that the voice channel between described calling terminal with described called terminal links according to described response, described method also comprises:
Described IP enterprise switch sends notice through the forwarding of described first gateway, described first control centre to described calling terminal, and described notice is used to indicate the link of described voice channel and sets up.
4. the communication means between a private network wireless system, it is characterized in that, described private network wireless system comprises the first private network wireless system and the second private network wireless system, described first private network wireless system comprises calling terminal, first control centre and the first gateway, described second private network wireless system comprises called terminal, second control centre and the second gateway, described second private network wireless system and described first private network wireless system are different systems, IP enterprise switch keeps network to be connected with described first gateway and described second gateway respectively, described method comprises:
Described calling terminal sends the first call signaling for called terminal to the first control centre, wherein said first call signaling comprises the identification code of the first gateway, the system identification of the second private network wireless system and described called terminal are at the terminal recognition code of described second private network wireless system, the second call signaling is sent via the gateway of described first private network system to described IP enterprise switch to make described first control centre, described second call signaling comprises the system identification of described second private network wireless system and the described called terminal terminal recognition code at described second private network wireless system,
Described calling terminal is from described first control centre's reception notification, described notice is used to indicate the link of described voice channel and sets up, described notice produces after described IP enterprise switch links according to the described second call signaling voice channel set up between described calling terminal with described called terminal, and described notice is via described first gateway forwards extremely described first control centre.
5. method according to claim 4, is characterized in that, described method also comprises:
Described calling terminal sends session via described first control centre and hangs up signaling to described first gateway, receives session hang up signaling to make described IP enterprise switch from described first gateway.
6. an IP enterprise switch, is characterized in that, described IP enterprise switch comprises:
Receiver module, for receiving the second call signaling by the first gateway, described second call signaling comprises the system identification of described second private network wireless system and the described called terminal terminal recognition code at described second private network wireless system;
Gateway selects module, for selecting described second gateway according to described system identification;
Sending module, for sending the 3rd call signaling for described called terminal to described second gateway, wherein said call signaling comprises described terminal recognition code;
Described receiver module, also for receiving response by described second gateway, described response described called terminal pins is made the calling that described second control centre is sent to described called terminal;
Voice channel link sets up module, for the voice channel set up between described calling terminal with described called terminal links according to described response;
Described first gateway belongs to the first private network wireless system, and described second gateway belongs to the second private network wireless system, and described second private network wireless system and described first private network wireless system are different systems.
7. IP enterprise switch according to claim 5, is characterized in that, described IP enterprise switch also comprises voice channel link and disconnects module,
Described receiver module, hang up signaling for receiving session from described first gateway, described session is hung up signaling and is sent to described first gateway by described calling terminal via described first control centre;
Described sending module, hangs up signaling for sending described session to described second gateway;
Described receiver module, also to hang up the response of signaling to described session for receiving described called terminal pins from described second gateway;
Described voice channel link disconnects module, links with the voice channel between described called terminal for disconnecting described calling terminal according to described response.
8. a calling terminal, is characterized in that, described calling terminal comprises:
Sending module, for sending the first call signaling for called terminal to the first control centre, wherein said first call signaling comprises the identification code of the first gateway, the system identification of the second private network wireless system and described called terminal are at the terminal recognition code of described second private network wireless system, the second call signaling is sent via the gateway of described first private network system to described IP enterprise switch to make described first control centre, described second call signaling comprises the system identification of described second private network wireless system and the described called terminal terminal recognition code at described second private network wireless system,
Receiver module, for from described first control centre's reception notification, described notice is used to indicate the link of described voice channel and sets up, described notice produces after described IP enterprise switch links according to the described second call signaling voice channel set up between described calling terminal with described called terminal, and described notice is via described first gateway forwards extremely described first control centre;
Described first gateway, the first control centre belong to the first private network wireless system, and described second gateway belongs to the second private network wireless system, and described second private network wireless system and described first private network wireless system are different systems.
9. an IP enterprise switch, it is characterized in that, described IP enterprise switch comprises at least one processor, at least one network interface or other communication interfaces, memory and at least one communication bus, and described memory is used for stored program instruction, described processor, for:
Perform described program command to control at least one network interface described or other communication interfaces receive the second call signaling by the first gateway, described second call signaling comprises the system identification of described second private network wireless system and the described called terminal terminal recognition code at described second private network wireless system;
Perform described program command to select described second gateway according to described system identification;
Perform described program command to control at least one network interface described or other communication interfaces send the 3rd call signaling for described called terminal to described second gateway, wherein said call signaling comprises described terminal recognition code;
Perform described program command to control at least one network interface described or other communication interfaces receive response by described second gateway, described response described called terminal pins is made the calling that described second control centre is sent to described called terminal;
Link according to the voice channel that described response is set up between described calling terminal with described called terminal;
Described first gateway belongs to the first private network wireless system, and described second gateway belongs to the second private network wireless system, and described second private network wireless system and described first private network wireless system are different systems.
10. IP enterprise switch according to claim 9, is characterized in that, described processor, also for:
Perform described program command to receive session from described first gateway hang up signaling to control at least one network interface described or other communication interfaces, described session is hung up signaling and is sent to described first gateway by described calling terminal via described first control centre;
Perform described program command to send described session to described second gateway hang up signaling to control at least one network interface described or other communication interfaces;
Perform described program command and receive from described second gateway described called terminal pins to hang up signaling response to described session to control at least one network interface described or other communication interfaces;
Disconnect described calling terminal according to described response to link with the voice channel between described called terminal.
11. IP enterprise switch according to claim 9, is characterized in that,
Perform described program command to control at least one network interface described or other communication interfaces send notice through the forwarding of described first gateway, described first control centre to described calling terminal, described notice is used to indicate the link of described voice channel and sets up.
12. 1 kinds of calling terminals, it is characterized in that, described calling terminal comprises at least one processor, at least one network interface or other communication interfaces, memory and at least one communication bus, and described memory is used for stored program instruction, described processor, for:
Perform described program command to control at least one network interface described or other communication interfaces send the first call signaling for called terminal to the first control centre, wherein said first call signaling comprises the identification code of the first gateway, the system identification of the second private network wireless system and described called terminal are at the terminal recognition code of described second private network wireless system, the second call signaling is sent via the gateway of described first private network system to described IP enterprise switch to make described first control centre, described second call signaling comprises the system identification of described second private network wireless system and the described called terminal terminal recognition code at described second private network wireless system,
Perform described program command to control at least one network interface described or other communication interfaces from described first control centre's reception notification, described notice is used to indicate the link of described voice channel and sets up, described notice produces after described IP enterprise switch links according to the described second call signaling voice channel set up between described calling terminal with described called terminal, and described notice is via described first gateway forwards extremely described first control centre;
Described first gateway, the first control centre belong to the first private network wireless system, and described second gateway belongs to the second private network wireless system, and described second private network wireless system and described first private network wireless system are different systems.
13. calling terminals according to claim 12, is characterized in that, described processor, also for:
Perform described program command to send session via described first control centre hang up signaling to described first gateway to control at least one network interface described or other communication interfaces, receive session to make described IP enterprise switch from described first gateway and hang up signaling.
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