CN104601552B - Communication means and IP enterprise switch, calling terminal between private network wireless system - Google Patents
Communication means and IP enterprise switch, calling terminal between private network wireless system Download PDFInfo
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- CN104601552B CN104601552B CN201410827666.4A CN201410827666A CN104601552B CN 104601552 B CN104601552 B CN 104601552B CN 201410827666 A CN201410827666 A CN 201410827666A CN 104601552 B CN104601552 B CN 104601552B
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Abstract
The invention discloses the communication means between a kind of private network wireless system and IP enterprise switch, calling terminal, this method includes：IP enterprise switch receives the second call signaling by the first gateway；IP enterprise switch selects second gateway according to system identification, and the 3rd call signaling for the called terminal is sent to second gateway；IP enterprise switch receives response by the second gateway；The voice channel that IP enterprise switch is set up between the calling terminal and the called terminal according to response is linked.By above-mentioned technical proposal, the present invention can realize that cross-system communicates.
Description
Technical field
The present invention relates to communication field, communication means and IP enterprises between more particularly to a kind of private network wireless system are handed over
Change planes, calling terminal.
Background technology
Private network wireless system in the market has a variety of, there is different standards such as TETRA, PDT, GoTa.Same mark
Standard there is also the group system of different vendor, such as is equally TETRA systems, there is Hytera, EADS, the different factories such as Moto
The product of family.In system upgrade transformation or it can usually run into new system when dilatation and legacy system is different systems, or it is identical
The equipment of standard different manufacturers production, for the utilization to existing device, it is necessary to interconnect.
In the prior art, to realize that the private network wireless system of different systems is interconnected, each is mainly connected by API wireless special
Net system, exchange of speech is carried out in soft-switch platform, for example, and private network A terminal first passes through the API Calls of A systems to soft
Switching plane, soft-switch platform is again by the terminal of B system API Calls to private network B, and the voice on both sides passes through in soft-switch platform
Turn, to realize intercommunication.
The intercommunication realized by soft-switch platform, can only realize it is individual all the way exhale, application is narrow, because soft-switch platform
A system A dispatching desk number and a system B dispatching desk number are actually contained, soft platform is carried with wireless private network
The API couplings of confession are too high, and with system or API edition upgradings, soft-switch platform may also be forced upgrading.
The content of the invention
The present invention solves the technical problem of the communication means provided between a kind of private network wireless system and IP enterprises
Interchanger, it is possible to achieve concurrent multiway calling, the number resource being also not take up inside private network system and dependence system API, simultaneously
It will not be influenceed by system version upgrading.
The embodiment of the present invention provides the communication means between a kind of private network wireless system, and it is special that private network wireless system includes first
Net wireless system and the second private network wireless system, the first private network wireless system include calling terminal, the first control centre and the
One gateway, the second private network wireless system includes called terminal, the second control centre and the second gateway, and the second private network is without linear system
System is different systems with the first private network wireless system, and IP enterprise switch keeps network to connect with the first gateway and the second gateway respectively
Connect, this method includes：IP enterprise switch receives the second call signaling by the first gateway, and it is special that the second call signaling includes second
Terminal recognition code of the system identification and called terminal of net wireless system in the second private network wireless system；IP enterprise switch
Second gateway is selected according to system identification, the 3rd call signaling for called terminal is sent to the second gateway, wherein exhaling
Signaling is made to include terminal recognition code；IP enterprise switch receives response by the second gateway, and response is called terminal for the
Two control centres send to the calling of called terminal and made；IP enterprise switch sets up calling terminal and quilt according to response
Voice channel link between calling terminal.
Wherein, the voice channel set up in IP enterprise switch according to response between calling terminal and called terminal is linked
The step of after, this method also includes：IP enterprise switch receives session from the first gateway and hangs up signaling, session hang up signaling by
Calling terminal is sent to the first gateway via the first control centre；IP enterprise switch sends to the second gateway and notified, notifies to use
Received in instruction call hang-ups, and from the second gateway for indicating that call is hung up successful response；IP enterprise switch according to
Response disconnects calling terminal and linked with the voice channel between called terminal.
Wherein, the voice channel set up in IP enterprise switch according to response between calling terminal and called terminal is linked
The step of after, this method also includes：Be forwarded to calling terminal of the IP enterprise switch through the first gateway, the first control centre is sent out
Notice is sent, notifies to be used to indicate that voice channel link has been set up.
The embodiment of the present invention further provides for the communication means between a kind of private network wireless system, and private network wireless system includes
First private network wireless system and the second private network wireless system, the first private network wireless system include calling terminal, the first control centre
And first gateway, the second private network wireless system includes called terminal, the second control centre and the second gateway, the second private network
Wireless system and the first private network wireless system are different systems, and IP enterprise switch is kept with the first gateway and the second gateway respectively
Network connection, this method includes：Calling terminal sends the first call signaling for called terminal to the first control centre, its
In identification code, the system identification of the second private network wireless system and the called terminal of the first call signaling including the first gateway exist
The terminal recognition code of second private network wireless system, to cause the first control centre via the gateway of the first private network system to IP enterprises
Interchanger sends the second call signaling, and the system identification and called that the second call signaling includes the second private network wireless system are whole
Hold the terminal recognition code in the second private network wireless system；Calling terminal is received from the first control centre and notified, notifies to be used to indicate
Voice channel link has been set up, and notice is that IP enterprise switch sets up calling terminal and called terminal according to the second call signaling
Between voice channel link after produce, notify via the first gateway forwards to the first control centre.
Wherein, this method also includes：Calling terminal sends session via the first control centre and hangs up signaling to the first gateway,
To cause IP enterprise switch receives session from the first gateway to hang up signaling.
The embodiment of the present invention further provides for a kind of IP enterprise switch, including：Receiving module, for passing through the first gateway
Receive the second call signaling, the second call signaling includes the system identification and called terminal of the second private network wireless system the
The terminal recognition code of two private network wireless systems；Gateway selecting module, for selecting the second gateway according to system identification；Send mould
Block, for sending the 3rd call signaling for called terminal to the second gateway, wherein call signaling includes terminal recognition code；
Receiving module, is additionally operable to receive response by the second gateway, response is that called terminal is sent to quilt for the second control centre
The calling of calling terminal and make；Module is set up in voice channel link, for setting up calling terminal and called according to response
Voice channel link between terminal；First gateway belongs to the first private network wireless system, and it is wireless that the second gateway belongs to the second private network
System, the second private network wireless system and the first private network wireless system are different systems.
Wherein, IP enterprise switch also includes voice channel link disconnection module, receiving module, for being connect from the first gateway
Receive session and hang up signaling, session is hung up signaling and sent by calling terminal via the first control centre to the first gateway；Sending module,
Signaling is hung up for sending session to the second gateway；Receiving module, is additionally operable to receive called terminal for meeting from the second gateway
Words hang up the response of signaling；Voice channel link disconnects module, for according to response disconnect calling terminal and called terminal it
Between voice channel link.
The embodiment of the present invention further provides for a kind of calling terminal, and calling terminal includes：Sending module, for being controlled to first
Center processed sends the first call signaling for called terminal, wherein identification code of first call signaling including the first gateway,
The system identification and called terminal of second private network wireless system the second private network wireless system terminal recognition code, to cause
First control centre sends the second call signaling, the second call signaling via the gateway of the first private network system to IP enterprise switch
The terminal recognition code of system identification and called terminal including the second private network wireless system in the second private network wireless system；Connect
Module is received, is notified for being received from the first control centre, notifies to be used to indicate that voice channel link has been set up, notice is IP enterprises
Interchanger sets up what is produced after the voice channel between calling terminal and called terminal is linked according to the second call signaling, leads to
Know that, via the first gateway forwards to the first control centre, the first gateway, the first control centre belong to the first private network wireless system, the
Two gateways belong 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 further provides for a kind of IP enterprise switch, IP enterprise switch is handled including at least one
Device, at least one network interface or other communication interfaces, memory and at least one communication bus, memory are used to store
Programmed instruction, processor is used for：Execute program instructions are to control at least one network interface or other communication interfaces by
One gateway receives the second call signaling, and the system identification and called that the second call signaling includes the second private network wireless system are whole
Hold the terminal recognition code in the second private network wireless system；Execute program instructions are with according to system identification the second gateway of selection；Hold
Line program instruction is directed to called terminal to control at least one network interface or other communication interfaces to be sent to the second gateway
The 3rd call signaling, wherein call signaling include terminal recognition code；Execute program instructions are to control at least one network interface
Or other communication interfaces receive response by the second gateway, response is that called terminal is sent to quilt for the second control centre
The calling of calling terminal and make；Linked according to the voice channel that response is set up between calling terminal and called terminal.
Wherein, processor, is additionally operable to：Execute program instructions are to control at least one network interface or other communication interfaces
Session is received from the first gateway and hangs up signaling, and session is hung up signaling and sent by calling terminal via the first control centre to the first net
Close；Execute program instructions hang up letter to control at least one network interface or other communication interfaces to send session to the second gateway
Order；Execute program instructions with control at least one network interface or other communication interfaces from the second gateway receive called terminal
The response of signaling is hung up for session；Calling terminal is disconnected according to response to link with the voice channel between called terminal；The
One gateway belongs to the first private network wireless system, and the second gateway belongs to the second private network wireless system, the second private network wireless system and
One private network wireless system is different systems.
Wherein, processor, is additionally operable to execute program instructions to control at least one network interface or other communication interfaces
The calling terminal that is forwarded to through the first gateway, the first control centre sends notice, notifies to be used to indicate that voice channel link is built
It is vertical.
The embodiment of the present invention further provides for a kind of calling terminal, and calling terminal includes at least one processor, at least one
Individual network interface or other communication interfaces, memory and at least one communication bus, memory are instructed for storage program,
Processor, is used for：Execute program instructions are to control at least one network interface or other communication interfaces to the first control centre
The first call signaling for called terminal is sent, wherein the identification code of the first call signaling including the first gateway, second special
The system identification and called terminal of net wireless system the second private network wireless system terminal recognition code, to cause the first control
Center processed sends the second call signaling via the gateway of the first private network system to IP enterprise switch, and the second call signaling includes the
Terminal recognition code of the system identification and called terminal of two private network wireless systems in the second private network wireless system；Configuration processor
Instruction is notified with controlling at least one network interface or other communication interfaces to be received from the first control centre, notifies to be used to indicate
Voice channel link has been set up, and notice is that IP enterprise switch sets up calling terminal and called terminal according to the second call signaling
Between voice channel link after produce, notify via the first gateway forwards to the first control centre；First gateway, first
Control centre belongs to the first private network wireless system, and the second gateway belongs to the second private network wireless system, the second private network wireless system with
First private network wireless system is different systems.
Wherein, processor, is additionally operable to：Execute program instructions are to control at least one network interface or other communication interfaces
Session is sent via the first control centre and hangs up signaling to the first gateway, to cause IP enterprise switch to receive meeting from the first gateway
Words hang up signaling.
The beneficial effects of the invention are as follows：The situation of prior art is different from, the embodiment of the present invention passes through IP enterprise switch
Interconnection to a variety of private wireless network systems, IP enterprise switch by the system identification including the second private network wireless system and by
Call signaling selection different radio private network system and called of the calling terminal in the terminal recognition code of the second private network wireless system
Terminal, so as to set up the voice communication link between calling terminal and called terminal.
Further, as a result of IP enterprise switch, and dialing rule is set in communication signaling, therefore can be real
Now concurrent multiway calling, is also not take up number resource and dependence system API inside private network system, while will not be by system version
Upgrading influence.
Brief description of the drawings
Fig. 1 is annexation schematic diagram between IP of embodiment of the present invention enterprise switch, private network wireless system；
Fig. 2 is the signaling interaction diagram called between private network wireless system of the embodiment of the present invention；
Fig. 3 is the data interaction figure hung up between private network wireless system of the embodiment of the present invention；
Fig. 4 is another flow chart of the communication means between private network wireless system according to embodiments of the present invention；
Fig. 5 is the another flow chart of the communication means between private network wireless system according to embodiments of the present invention；
Fig. 6 is the apparatus structure schematic diagram of the IP enterprise switch first embodiments of the embodiment of the present invention；
Fig. 7 is the apparatus structure schematic diagram of the calling terminal first embodiment of the embodiment of the present invention；
Fig. 8 is the apparatus structure schematic diagram of the IP enterprise switch second embodiments of the embodiment of the present invention；And
Fig. 9 is the apparatus structure schematic diagram of the calling terminal second embodiment of the embodiment of the present invention.
Embodiment
Present invention employs IPPBX (IP Private Branch eXchange, IP enterprise switch), and pass through setting
Dialing rule, so that the concurrent call between terminal between the private wireless network system of achievable different systems.
Show referring to Fig. 1, Fig. 1 is annexation between IP of embodiment of the present invention enterprise switch, private network wireless system
It is intended to, as shown in figure 1, private network wireless system includes the first private network wireless system 10 and the second private network wireless system 20, first is special
Net wireless system 10 includes the first gateway 101, the first control centre 102 and calling terminal 103, the second private network wireless system 20
Including the second gateway 201, the second control centre 202 and called terminal.
IP enterprise switch (hereinafter referred to as IP enterprise switch) 30 first net respectively with the first private network wireless system 10
Second gateway 201 of the private network wireless system 20 of pass 101 and second keeps network connection.
In the first private network wireless system 10, it can be communicated, be exhaled between the first gateway 101 and the first control centre 102
Foundation has air interface connection between crying the control centre 102 of terminal 103 and first；In the second private network wireless system 20, second
It can be communicated, be set up between the control centre 202 of called terminal 203 and second between gateway 201 and the second control centre 202
There is air interface connection.
It is worth noting that, IP enterprise switch 30 also keeps network to connect with the gateway of other multiple private network wireless systems
Connect, also, the first private network wireless system 10 also include multiple other-ends, the first control centre 102 respectively with other multiple ends
End foundation has air interface connection, and the second private network wireless system 20 also includes multiple other-ends, and the second control centre 202 is distinguished
Being set up with multiple other-ends has air interface to be connected.
In private network wireless system, each terminal in private network wireless system is assigned with a specific terminal recognition code,
First control centre 102 can be identified and be addressed to the terminal in the first private wireless network system 10 by terminal recognition code.Together
Sample, the second control centre 202 can be identified and be sought to the terminal in the second private wireless network system 20 by terminal recognition code
Location.
Also, each private network wireless system is provided with specific system identification, and IP enterprise switch can pass through system
Identification code finds the gateway of corresponding private network wireless system, is found such as by the system identification of the first private network wireless system 10
Connected first gateway 101, or find connected second by the system identification of the second private network wireless system 20
Gateway 201.
Further, in private network wireless system, the gateway in private network wireless system, which is assigned with a specific gateway, to be known
Other code, if control centre receives the signaling for including gateway identification code that terminal is sended over, would know that the terminal needs
Outside line (non-private network wireless system) phone is dialed, correspondence signaling is sent to gateway, connected so as to be sent through gateway to gateway
The system or equipment (such as IP enterprise switch 30) connect.
Preferably, calling terminal 103 can pass through (air interface) agreement and the first of the first private network wireless system 10 of eating dishes without rice or wine
Control centre 102 connects, and called terminal 203 can pass through air protocol and the second control centre of the second private network wireless system 20
202 connections.First gateway 101 of the first private network wireless system 10 and the second gateway 201 of the second private network wireless system 20 can lead to
Cross SIP or relaying is connected with IP enterprise switch 30 respectively.
Based on the system disclosed in Fig. 1, Fig. 2 and Fig. 3 are referred to below, and the signalling interactive process between each device is carried out
Describe in detail.
It is worth noting that, in order to make it easy to understand, in embodiments of the present invention, specifically being set to the numerical value of each identification code
Fixed, these setting values are served only for helping reader to understand, can be modified according to actual needs, the embodiment of the present invention is not made to this
Limit.
Specifically, in embodiments of the present invention, terminal recognition of the setting calling terminal 103 in the first private network wireless system 10
Code is 5001, and called terminal 203 is 4001, the first private network wireless system in the terminal recognition code of the second private network wireless system 20
10 identification code of the first gateway 101 is 01, and the identification code of the second gateway 201 of the second private network wireless system 20 is 09, the first private network
The system identification of wireless system 10 is 6, and the system identification of the first private network wireless system 10 is 8.
In embodiments of the present invention, calling terminal 103 initiates call request to called terminal 203, by calling terminal 103
Dialed number can be established as：The system identification 8+ of the second private networks of identification code 01+ wireless system 20 of first gateway 101 is exhaled
Terminal 203 is in terminal recognition code 4001, i.e., 0184001 of the second private network wireless system 20.
And referring to Fig. 2, Fig. 2 is the signaling interaction diagram called between private network wireless system of the embodiment of the present invention, such as
Shown in Fig. 2, call flow is specifically included：
Step 401：Calling terminal 103 sends to the control centre 10 of the first private network wireless system 10 and is directed to called terminal
203 the first call signaling, first call signaling includes the identification code of the first gateway 101 of the first private network wireless system 10
01st, the system identification 8 and called terminal 203 of the second private network wireless system 20 are known in the terminal of the second private network wireless system 20
Other code 4001, in this step, calling terminal 103 and user mutual, specifically, user can be by dialling on calling terminal 103
The dialed number with pre-defined rule is beaten, the dialed number is specially：0184001, therefore the first call signaling corresponds to
0184001。
Step 402：First 102 pair first of control centre call signaling is parsed, and the first control centre 102 is according to first
The identification code 01 of gateway 101 would know that first call signaling is not the call signaling inside the first private network wireless system 10,
But need to send to other private network wireless systems via the first gateway 101, therefore the first control centre 102 is according to identification code 01
The second call signaling is sent to the first gateway 101, wherein the system that the second call signaling includes the second private network wireless system 20 is known
Other code 8 and called terminal 203 the second private network wireless system 20 terminal recognition code 4001, concretely 84001.
Step 403：First gateway 101 receives the second call signaling, because the first gateway 101 and IP enterprise switch 30 is built
It is vertical to have network connection, therefore the first gateway 101 can directly forward second call signaling to IP enterprise switch 30.
Step 404：IP enterprise switch 30 receives the second call signaling and it is parsed, and knows the second call signaling
In 84001 8 be the second private network wireless system 20 system identification, therefore IP enterprise switch 30 exists according to system identification 8
From selecting the second private network wireless system 20 in the gateway of its multiple different private network wireless system for setting up network connection
Two gateways 201.
Step 405：IP enterprise switch 30 sends the 3rd calling letter for called terminal 203 to the second gateway 201
Order, wherein the 3rd call signaling includes the terminal recognition code 4001 of called terminal 203.
Step 406：Second gateway 201 of the second private network wireless system 20 is controlled to the second of the second private network wireless system 20
Center 202 forwards the 3rd call signaling.
Step 407：Second control centre 202 of the second private network wireless system 20 is after the 3rd call signaling is obtained, root
According to the terminal recognition code 4001 of called terminal 203 called is selected in the multiple terminals for accessing the second private network wireless system 20
Terminal 203, and calling is initiated to called terminal 203 by space interface signaling.
Step 408：Called terminal 203 is after the calling is received, and jingle bell simultaneously decides whether according to user's input
Response is carried out to the calling, when user inputs the order for determining to answer, called terminal 203 is to the second private network wireless system 20
The second control centre 202 send the responses of 203 pairs of callings of called terminal.
Step 409：Second control centre 202 of the second private network wireless system 20 is to the second of the second private network wireless system 20
Gateway 201 forwards the response.
Step 410：Second gateway 201 of the second private network wireless system 20 forwards the response to IP enterprise switch 30.
Step 411：IP enterprise switch 30 is received after the response, is set up between calling terminal 103 and called terminal 203
Voice channel link.
Step 412：IP enterprise switch 30 sends to the first gateway 101 of the first private network wireless system 10 and notified, this leads to
Know for indicating that voice channel link has been set up.
Step 413：First gateway 101 of the first private network wireless system 10 is controlled to the first of the first private network wireless system 10
Center 102 forwards the notice.
Step 414：First control centre 102 of the first private network wireless system 10 forwards the notice to calling terminal 103, with
So that calling terminal 103 is after the notice is received, know that voice channel link has been set up, so as to start sound pick-up and raise one's voice
Device, obtains the voice signal of user's input and transmits to voice channel, or obtain the voice signal of opposite end simultaneously from voice channel
Play.
Therefore, by the scheme of the disclosure above, the embodiment of the present invention may be such that the private network wireless system in different systems
In calling terminal 103 and called terminal 203 between set up call.
Alternatively, in embodiments of the present invention, called terminal 203 can also be initiated to call to calling terminal 103, in Fig. 1
In disclosed system-based, called terminal 203 can be initiated to call by dialed number 0965001 to calling terminal 103.By
In reverse call flow except signaling flow to from it is above-mentioned it is different in addition to, other details are unanimous on the whole, therefore do not repeated in this.
Fig. 3 is the data interaction figure hung up between private network wireless system of the embodiment of the present invention, in the voice shown in Fig. 2
After channel link is set up, when needing kill-call, executable as shown in Figure 3 hangs up flow, hangs up flow and specifically includes：
Step 501：Calling terminal 103 sends session and hangs up signaling to the first control centre of the first private network wireless system 10
102, specifically, in user's kill-call, the order for determining to hang up can be inputted to calling terminal 103, such as click on and cancel logical
Button is talked about, signaling is hung up to trigger the transmission session of calling terminal 103.
Step 502：First control centre 102 of the first private network wireless system 10 receives session and hung up its turn after signaling
It is sent to the first gateway 101 of the first private network wireless system 10.
Step 503：Session is hung up signaling and is forwarded to the exchange of IP enterprises by the first gateway 101 of the first private network wireless system 10
Machine 30.
Step 504：IP enterprise switch 30, which is sent, to be notified to the second gateway 201 of the second private network wireless system 20, and this leads to
Know for indicating call hang-ups.
Step 505：The gateway forwards of second private network wireless system 20 notice is to the second of the second private network wireless system 20
Control centre 202.
Step 506：Called terminal is hung up according to the notice in second control centre 202 of the second private network wireless system 20
203 call.
Step 507：Called terminal 203 sends after call is hung up and indicates that call is hung up successful response extremely
Second control centre 202 of the second private network wireless system 20.
Step 508：Second control centre 202 of the second private network wireless system 20 sends the response to the second private network without linear system
Second gateway 201 of system 20.
Step 509：Second gateway 201 of the second private network wireless system 20 sends the response to IP enterprise switch 30.
Step 510：IP enterprise switch 30, which connects two ends voice channel according to the response, to be disconnected.
Step 511：IP enterprise switch 30 sends to hang up to the first gateway 101 of the first private network wireless system 10 successfully to be believed
Breath.
Step 512：First gateway 101 of the first private network wireless system 10 is controlled to the first of the first private network wireless system 10
Successful information is hung up in the forwarding of center 102.
Step 513：Success is hung up to the forwarding of calling terminal 103 in first control centre 102 of the first private network wireless system 10
Information so that calling terminal 103 knows voice channel connection disconnection.
By the scheme of the disclosure above, the embodiment of the present invention may be such that exhaling in the private network wireless system in different systems
Cry the separated call of terminal 103 and called terminal 203.
In the present embodiment, IP enterprise switch 30 is interconnected different private network wireless systems, by special including second
The system identification and called terminal 203 of net wireless system 20 the second private network wireless system 20 terminal recognition code second
Call signaling judges to recognize different private network wireless systems and called terminal 203, and private network of the terminal in different systems can be achieved
Communication between wireless system, simultaneously as IP enterprise switch can handle multiway calling simultaneously in itself, therefore the present invention is real
Applying example can more support multichannel to exhale.
It is above-mentioned to be illustrated mainly for calling with hanging up two kinds of basic talking modes, based on above-described embodiment, this area
Technical staff can be extended programming to Session Initiation Protocol based on IP enterprise switch 30, so that more cluster work(between realizing multisystem
Can, including urgent call, call priority etc..
Therefore, interconnection of the embodiment of the present invention by IP enterprise switch 30 to a variety of private wireless network systems, IP enterprises hand over
Change planes 30 by system identification and called terminal 203 including the second private network wireless system 20 in the second private network wireless system
Second call signaling of 20 terminal recognition code judges to recognize different system and called terminal 203, looked forward to as a result of IP
Industry interchanger, therefore concurrent multiway calling can be realized, and dialing rule is set in communication signaling, also it is not take up private network system
Number resource and dependence system API inside system, while will not be influenceed by system version upgrading, and are proposed under multisystem situation
Unified solution, value is brought in terms of group system upgrading and dilatation for client, can retain existing system, and with
New system is interconnected.
Fig. 4 is referred to below, and Fig. 4 is the another of the communication means between private network wireless system according to embodiments of the present invention
Flow chart, wherein Fig. 4 are illustrated using IP enterprise switch 30 as main body, and the method shown in Fig. 4 specifically includes following steps：
Step 11：IP enterprise switch 30 receives the second call signaling by the first gateway 101, and the second call signaling includes
Terminal recognition of the system identification and called terminal 103 of second private network wireless system 20 in the second private network wireless system 20
Code；
Step 12：IP enterprise switch 30 selects the second gateway 201 according to system identification, is sent to the second gateway 201
For the 3rd call signaling of called terminal 103, wherein call signaling includes terminal recognition code；
Step 13：IP enterprise switch 30 receives response by the second gateway 201, and response is that called terminal 103 is directed to
Second control centre 202 sends to the calling of called terminal 103 and made；
Step 14：The voice that IP enterprise switch 30 is set up between calling terminal 103 and called terminal 103 according to response
Channel link.
Alternatively, after step 104, this method also includes：
Step 15：IP enterprise switch 30 receives session from the first gateway 101 and hangs up signaling, and session hangs up signaling by calling
Terminal 103 is sent to the first gateway 101 via the first control centre 102；
Step 16：IP enterprise switch 30 sends to the second gateway 201 and notified, notifies to be used to indicate call hang-ups, and from
Second gateway 201 is received for indicating that call is hung up successful response；
Step 17：IP enterprise switch 30 disconnects the voice between calling terminal 103 and called terminal 103 according to response
Channel link.
In a preferred embodiment, the first gateway 101 and the second gateway 201 pass through SIP (The Session Initiation
Protocol, session initiation protocol) or relay connection to IP enterprise switch 30.
Alternatively, after step 14, this method also includes：
Be forwarded to calling terminal 103 of the IP enterprise switch 30 through the first gateway 101, the first control centre 102 sends logical
Know, the notice is used to indicate that voice channel link has been set up.
Fig. 5 is referred to below, and Fig. 5 is the another of the communication means between private network wireless system according to embodiments of the present invention
Flow chart, wherein Fig. 5 are illustrated using calling terminal 103 as main body, and the method shown in Fig. 5 specifically includes following steps：
Step 21：Calling terminal 103 sends the first calling letter for called terminal 103 to the first control centre 102
Order, wherein the identification code of the first call signaling including the first gateway 101, the system identification of the second private network wireless system 20 and by
Calling terminal 103 the second private network wireless system 20 terminal recognition code, to cause the first control centre 102 via the first private network
The gateway of system sends the second call signaling to IP enterprise switch 30, and the second call signaling includes the second private network wireless system 20
System identification and called terminal 103 the second private network wireless system 20 terminal recognition code；
Step 22：Calling terminal 103 is received from the first control centre 102 and notified, notifies to be used to indicate voice channel link
It has been set up that, notice is that IP enterprise switch 30 is set up between calling terminal 103 and called terminal 103 according to the second call signaling
Voice channel link after produce, notice via the first gateway 101 is forwarded to the first control centre 102.
Alternatively, this method also includes：
Step 23：Calling terminal 103 sends session via the first control centre 102 and hangs up signaling to the first gateway 101, with
So that IP enterprise switch 30 receives session from the first gateway 101 hangs up signaling.
Fig. 6 is referred to below, and Fig. 6 is the apparatus structure signal of the IP enterprise switch first embodiments of the embodiment of the present invention
Figure, as shown in fig. 6, IP enterprise switch 30 includes：
Receiving module 601, for receiving the second call signaling by the first gateway 101, the second call signaling includes second
Terminal recognition code of the system identification and called terminal 103 of private network wireless system 20 in the second private network wireless system 20；
Gateway selecting 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 includes terminal recognition code；
Receiving module 601, is additionally operable to receive response by the second gateway 201, response is that called terminal 103 is directed to second
Control centre 202 sends to the calling of called terminal 103 and made；
Module 604 is set up in voice channel link, for according to response set up calling terminal 103 and called terminal 103 it
Between voice channel link.
Alternatively, IP enterprise switch 30 also includes voice channel link disconnection module 605, wherein：
Receiving module 601, is additionally operable to hang up signaling from the reception session of the first gateway 101, it is whole by calling that signaling is hung up in session
End 103 is sent to the first gateway 101 via the first control centre 102；
Sending module 603, is additionally operable to hang up signaling to the transmission session of the second gateway 201；
Receiving module 601, is additionally operable to hang up answering for signaling from the second gateway 201 reception called terminal 103 for session
Answer；
Voice channel link disconnects module 605, for according to response disconnect calling terminal 103 and called terminal 103 it
Between voice channel link.
Alternatively, sending module 603 is additionally operable to be forwarded to calling terminal through the first gateway 101, first control centre 102
103 send notice, and the notice is used to indicate that voice channel link has been set up.
Fig. 7 is referred to below, and Fig. 7 is the apparatus structure schematic diagram of the calling terminal first embodiment of the embodiment of the present invention,
As shown in fig. 7, calling terminal 103 includes：
Sending module 701, for sending the first call signaling for called terminal 103 to the first control centre 102,
The identification code of wherein the first call signaling including the first gateway 101, the system identification of the second private network wireless system 20 and exhaled
Terminal 103 is in the terminal recognition code of the second private network wireless system 20, to cause the first control centre 102 via the first private network system
The gateway of system sends the second call signaling to IP enterprise switch 30, and the second call signaling includes the second private network wireless system 20
The terminal recognition code of system identification and called terminal 103 in the second private network wireless system 20；
Receiving module 702, is notified for being received from the first control centre 102, notifies to be used to indicate voice channel link
Set up, notice is that IP enterprise switch 30 is set up between calling terminal 103 and called terminal 103 according to the second call signaling
Produced after voice channel link, notice is forwarded to the first control centre 102 via the first gateway 101.
Alternatively, sending module 701, are additionally operable to hang up signaling to the first net via the transmission session of the first control centre 102
101 are closed, to cause IP enterprise switch 30 receives session from the first gateway 101 to hang up signaling.
Fig. 8 is referred to below, and Fig. 8 is the apparatus structure signal of the IP enterprise switch second embodiments of the embodiment of the present invention
Figure, as shown in figure 8, IP enterprise switch 30 includes at least one processor 801, at least one network interface or other communications
Interface 802, memory 803 and at least one communication bus 804, memory 803 are instructed for storage program, are said for convenience
Bright, the quantity of processor 801, the corresponding interface, memory 803 and communication bus 804 shown in Fig. 7 is one, wherein, at this
Reason device 801 is used for：
Execute program instructions are to control at least one network interface or other communication interfaces 802 to pass through the first gateway 101
The second call signaling is received, the second call signaling includes the system identification and called terminal of the second private network wireless system 20
103 the second private network wireless system 20 terminal recognition code；
Execute program instructions are with according to system identification the second gateway 201 of selection；
Execute program instructions are to control at least one network interface or other communication interfaces 802 to be sent out to the second gateway 201
The 3rd call signaling for called terminal 103 is sent, wherein call signaling includes terminal recognition code；
Execute program instructions are to control at least one network interface or other communication interfaces 802 to pass through the second gateway 201
Response is received, response is that called terminal 103 sends to the calling of called terminal 103 for the second control centre 202 and made
Go out；
Linked according to the voice channel that response is set up between calling terminal 103 and called terminal 103.
Alternatively, processor 801 is additionally operable to：
Execute program instructions are to control at least one network interface or other communication interfaces 802 to be connect from the first gateway 101
Receive session and hang up signaling, session is hung up signaling and sent by calling terminal 103 via the first control centre 102 to the first gateway 101；
Execute program instructions are to control at least one network interface or other communication interfaces 802 to be sent out to the second gateway 201
Session is sent to hang up signaling；
Execute program instructions are to control at least one network interface or other communication interfaces 802 to be connect from the second gateway 201
Receive the response that called terminal 103 hangs up signaling for session；
Calling terminal 103 is disconnected according to response to link with the voice channel between called terminal 103.
Alternatively, processor 801 is additionally operable to：
Execute program instructions are to control at least one network interface or other communication interfaces 802 through the first gateway 101,
The calling terminal 103 that is forwarded to of one control centre 102 sends notice, and the notice is used to indicate that voice channel link has been set up.
Fig. 9 is referred to below, and Fig. 9 is the apparatus structure schematic diagram of the calling terminal second embodiment of the embodiment of the present invention,
As shown in figure 9, calling terminal 103 includes at least one processor 901, at least one network interface or other communication interfaces
902nd, memory 903 and at least one communication bus 904, memory 903 are instructed for storage program, for convenience of explanation, figure
The quantity of processor 901, the corresponding interface, memory 903 and communication bus 904 shown in 7 is one, as described in Figure 7, processing
Device 901 is used for：
Execute program instructions are to control at least one network interface or other communication interfaces 902 to the first control centre
102 send the first call signaling for called terminal 103, wherein the first call signaling includes the identification of the first gateway 101
Code, the system identification of the second private network wireless system 20 and called terminal 103 are known in the terminal of the second private network wireless system 20
Other code, to cause the first control centre 102 sends second via the gateway of the first private network system to IP enterprise switch 30 to call
Signaling, the second call signaling includes the system identification and called terminal 103 of the second private network wireless system 20 in the second private network
The terminal recognition code of wireless system 20；
Execute program instructions are to control at least one network interface or other communication interfaces 902 from the first control centre
102 receive notice, notify to be used to indicate that voice channel link has been set up, and notice is that IP enterprise switch 30 is believed according to the second calling
Order sets up what is produced after the voice channel between calling terminal 103 and called terminal 103 is linked, notifies via the first gateway
101 are forwarded to the first control centre 102.
Alternatively, processor 901 is additionally operable to：
Execute program instructions are to control at least one network interface or other communication interfaces 902 via the first control centre
102 transmission sessions hang up signaling to the first gateway 101, to cause IP enterprise switch 30 receives session from the first gateway 101 to hang
Disconnected signaling.
It is worth noting that, the first private network wireless system described in the embodiment of the present invention can be in TETRA, PDT, GoTa
One of, the second private network wireless system can be the other of TETRA, PDT, GoTa.
Certainly, private network system signified in the present invention, is not limited in TETRA, PDT, GoTa, refers to any special
Net system.
In summary, interconnection of the embodiment of the present invention by IP enterprise switch to a variety of private wireless network systems, IP enterprises
Interchanger by system identification and called terminal including the second private network wireless system the second private network wireless system end
The the second call signaling selection different radio private network system and called terminal of identification code are held, so as to set up calling terminal with being exhaled
The voice communication link between terminal is, as a result of IP enterprise switch, and dialing rule is set in communication signaling,
Therefore concurrent multiway calling can be realized, the number resource and dependence system API being also not take up inside private network system, while will not
Influenceed by system version upgrading, unified solution can be proposed under multisystem situation, in group system upgrading and dilatation
Aspect is that client brings value, can retain existing system, and interconnect with new system.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (13)
1. the communication means between a kind of private network wireless system, it is characterised in that the private network wireless system includes the first private network
Wireless system and the second private network wireless system, the first private network wireless system include calling terminal, the first control centre and
First gateway, the second private network wireless system includes called terminal, the second control centre and the second gateway, described second
Private network wireless system and the first private network wireless system are different systems, IP enterprise switch respectively with first gateway and
Second gateway keeps network connection, and methods described includes：
The IP enterprise switch receives the second call signaling by the first gateway, and second call signaling includes described second
The terminal recognition code of the system identification of private network wireless system and the called terminal in the second private network wireless system；
The IP enterprise switch selects second gateway according to the system identification, sends and is directed to second gateway
3rd call signaling of the called terminal, wherein the 3rd call signaling includes terminal recognition code；
The IP enterprise switch receives response by second gateway, and the response is the called terminal for described
Second control centre sends to the calling of the called terminal and made；
The voice that the IP enterprise switch is set up between the calling terminal and the called terminal according to the response leads to
Road is linked.
2. according to the method described in claim 1, it is characterised in that institute is set up according to the response in the IP enterprise switch
State after the step of voice channel between calling terminal and the called terminal is linked, methods described also includes：
The IP enterprise switch receives session from first gateway and hangs up signaling, and the session hangs up signaling by the calling
Terminal is sent to first gateway via first control centre；
The IP enterprise switch sends to second gateway and notified, described to notify to be used to indicate call hang-ups, and from described
Second gateway is received for indicating that call is hung up successful response；
The voice that the IP enterprise switch is disconnected according to the response between the calling terminal and the called terminal leads to
Road is linked.
3. according to the method described in claim 1, it is characterised in that institute is set up according to the response in the IP enterprise switch
State after the step of voice channel between calling terminal and the called terminal is linked, methods described also includes：
The be forwarded to calling terminal of the IP enterprise switch through first gateway, first control centre sends logical
Know, it is described to notify to be used to indicate that the voice channel link has been set up.
4. the communication means between a kind of private network wireless system, it is characterised in that the private network wireless system includes the first private network
Wireless system and the second private network wireless system, the first private network wireless system include calling terminal, the first control centre and
First gateway, the second private network wireless system includes called terminal, the second control centre and the second gateway, described second
Private network wireless system and the first private network wireless system are different systems, IP enterprise switch respectively with first gateway and
Second gateway keeps network connection, and methods described includes：
The calling terminal sends the first call signaling for called terminal to the first control centre, wherein described first exhales
Identification code, the system identification of the second private network wireless system and the called terminal that signaling includes the first gateway are described
The terminal recognition code of second private network wireless system, to cause first control centre via the gateway of first private network system
The second call signaling is sent to the IP enterprise switch, second call signaling includes the second private network wireless system
The terminal recognition code of system identification and the called terminal in the second private network wireless system；
The calling terminal is received from first control centre and notified, described to notify to be used to indicate that voice channel link is built
Vertical, the notice is that the IP enterprise switch sets up the calling terminal and the called according to second call signaling
Produced after voice channel link between terminal, it is described to notify via first gateway forwards into the described first control
The heart.
5. method according to claim 4, it is characterised in that methods described also includes：
The calling terminal sends session via first control centre and hangs up signaling to first gateway, described to cause
IP enterprise switch receives session from first gateway and hangs up signaling.
6. a kind of IP enterprise switch, it is characterised in that the IP enterprise switch includes：
Receiving module, for by the first gateway receive the second call signaling, second call signaling include the second private network without
Terminal recognition code of the system identification and called terminal of linear system system in the second private network wireless system；
Gateway selecting module, for selecting the second gateway according to the system identification；
Sending module, for sending the 3rd call signaling for the called terminal to second gateway, wherein described
3rd call signaling includes terminal recognition code；
The receiving module, is additionally operable to receive response by second gateway, the response is that the called terminal is directed to
Second control centre sends to the calling of the called terminal and made；
Module is set up in voice channel link, for being set up according to the response between the calling terminal and the called terminal
Voice channel link；
Wherein, first gateway belongs to the first private network wireless system, and second gateway belongs to second private network without linear system
System, the second private network wireless system also include the called terminal and second control centre, second private network without
Linear system unite with the first private network wireless system be different systems, the IP enterprise switch respectively with first gateway and institute
State the second gateway and keep network connection.
7. IP enterprise switch according to claim 6, it is characterised in that the IP enterprise switch is also logical including voice
Road link disconnects module,
The receiving module, signaling is hung up for receiving session from first gateway, and the session is hung up signaling and exhaled by described
Terminal is made to be sent via first control centre to first gateway；
The sending module, signaling is hung up for sending the session to second gateway；
The receiving module, is additionally operable to hang up signaling from second gateway reception called terminal for the session
Response；
The voice channel link disconnects module, for disconnecting the calling terminal and the called terminal according to the response
Between voice channel link.
8. a kind of calling terminal, it is characterised in that the calling terminal includes：
Sending module, for sending the first call signaling for called terminal to the first control centre, wherein described first
Call signaling includes identification code, the system identification of the second private network wireless system and the called terminal of the first gateway in institute
The terminal recognition code of the second private network wireless system is stated, to cause first control centre via first gateway to IP enterprises
Interchanger sends the second call signaling, the system identification of second call signaling including the second private network wireless system and
Terminal recognition code of the called terminal in the second private network wireless system；
Receiving module, is notified for being received from first control centre, described to notify to be used to indicate that voice channel link is built
Vertical, the notice is that the IP enterprise switch sets up the calling terminal and the called according to second call signaling
Produced after voice channel link between terminal, it is described to notify via first gateway forwards into the described first control
The heart；
Wherein, first gateway, the first control centre and calling terminal belong to the first private network wireless system, the second gateway and institute
State called terminal and belong to the second private network wireless system, the second private network wireless system is with first private network without linear system
Unite as different systems, the IP enterprise switch keeps network connection with first gateway and second gateway respectively.
9. a kind of IP enterprise switch, it is characterised in that the IP enterprise switch include at least one processor, at least one
Network interface or other communication interfaces, memory and at least one communication bus, the memory refer to for storage program
Order, the processor is used for：
Described program instruction is performed to control at least one described network interface or other communication interfaces to connect by the first gateway
The second call signaling is received, the system identification and called terminal that second call signaling includes the second private network wireless system exist
The terminal recognition code of the second private network wireless system；
Described program instruction is performed to select the second gateway according to the system identification；
Described program instruction is performed to control at least one described network interface or other communication interfaces to second gateway
The 3rd call signaling for the called terminal is sent, wherein the call signaling includes terminal recognition code；
Described program instruction is performed to control at least one described network interface or other communication interfaces to pass through second net
Close and receive response, the response is that the called terminal is sent to the calling of the called terminal for the second control centre
And make；
Linked according to the voice channel that the response is set up between calling terminal and the called terminal；
Wherein, first gateway and the calling terminal belong to the first private network wireless system, the first private network wireless system
Also include the first control centre, second gateway and the called terminal belong to the second private network wireless system, described
Second private network wireless system and the first private network wireless system are different systems, and the IP enterprise switch is respectively with described the
One gateway and second gateway keep network connection.
10. IP enterprise switch according to claim 9, it is characterised in that the processor, is additionally operable to：
Described program instruction is performed to control at least one described network interface or other communication interfaces from first gateway
Receive session and hang up signaling, the session is hung up signaling and sent by the calling terminal via first control centre to described
First gateway；
Described program instruction is performed to control at least one described network interface or other communication interfaces to second gateway
Send the session and hang up signaling；
Described program instruction is performed to control at least one described network interface or other communication interfaces from second gateway
Receive the response that the called terminal hangs up signaling for the session；
The calling terminal is disconnected according to the response to link with the voice channel between the called terminal.
11. IP enterprise switch according to claim 9, it is characterised in that
Perform described program instruction with control at least one described network interface or other communication interfaces through first gateway,
The calling terminal that is forwarded to of first control centre sends notice, described to notify to be used to indicate the voice channel link
Set up.
12. a kind of calling terminal, it is characterised in that the calling terminal includes at least one processor, at least one network and connect
Mouth or other communication interfaces, memory and at least one communication bus, the memory are instructed for storage program, described
Processor, is used for：
Described program instruction is performed to control at least one described network interface or other communication interfaces to the first control centre
The first call signaling for called terminal is sent, wherein the identification code of first call signaling including the first gateway, the
The system identification of two private network wireless systems and the called terminal the second private network wireless system terminal recognition code,
To cause first control centre to send the second call signaling, described second to IP enterprise switch via first gateway
The system identification and the called terminal of call signaling including the second private network wireless system second private network without
The terminal recognition code of linear system system；
Described program instruction is performed to control at least one described network interface or other communication interfaces from the described first control
Center, which is received, to be notified, described to notify to be used to indicate that voice channel link has been set up, the notice is the IP enterprise switch root
Set up after the voice channel between the calling terminal and the called terminal is linked and produce according to second call signaling
, the notice is via first gateway forwards to first control centre；
Wherein, first gateway, the first control centre and calling terminal belong to the first private network wireless system, the second gateway and institute
State called terminal and belong to the second private network wireless system, the second private network wireless system is with first private network without linear system
Unite as different systems, the IP enterprise switch keeps network connection with first gateway and second gateway respectively.
13. calling terminal according to claim 12, it is characterised in that the processor, is additionally operable to：
Described program instruction is performed to control at least one described network interface or other communication interfaces via the described first control
Center processed sends session and hangs up signaling to first gateway, to cause the IP enterprise switch to be received from first gateway
Signaling is hung up in session.
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| WO2017020175A1 (en) * | 2015-07-31 | 2017-02-09 | 海能达通信股份有限公司 | Method, device and system for interconnecting trunking dmr/pdt and conventional dmr/pdt |
| CN108667772B (en) * | 2017-03-30 | 2023-06-23 | 通号通信信息集团上海有限公司 | Method and system for realizing center-level interconnection of TETRA systems of different manufacturers |
| CN109068396A (en) * | 2018-08-28 | 2018-12-21 | 北京中兴高达通信技术有限公司 | The control method and device of communication, storage medium, electronic device |
| CN111132030B (en) | 2018-11-01 | 2021-09-28 | 海能达通信股份有限公司 | Group dispatching method of cluster communication system, communication system and storage medium |
| CN111836208A (en) * | 2019-04-22 | 2020-10-27 | 海能达通信股份有限公司 | Speaking right control method and device |
| CN113315877A (en) * | 2020-02-27 | 2021-08-27 | 成都鼎桥通信技术有限公司 | Call processing method for private network terminal |
| CN120583081B (en) * | 2025-06-12 | 2025-12-26 | 天津捌捌捌通讯设备有限公司 | Remote control system for communication telecommunication transmission |
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