CN103685785A - Multi-system interconnection gateway based digital interconnection system method - Google Patents
Multi-system interconnection gateway based digital interconnection system method Download PDFInfo
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- CN103685785A CN103685785A CN201210325301.2A CN201210325301A CN103685785A CN 103685785 A CN103685785 A CN 103685785A CN 201210325301 A CN201210325301 A CN 201210325301A CN 103685785 A CN103685785 A CN 103685785A
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Abstract
The invention provides a multi-system interconnection gateway based digital interconnection system method. According to the invention, a multi-standard base station, a multi-system interconnection gateway, and a digital interconnection system are included; the multi-standard base station comprises the combination of at least two base stations of a simulating trunking base station, a simulating conventional base station, a digital trunking base station and a digital conventional base station; the multi-system interconnection gateway is used for the data communication between a multi-standard system and the multi-standard base station, and the digital interconnection system, and conducting protocol conversion on received data; the digital interconnection system sends the conversed data to other base stations and/or the digital interconnection system; the communication connection between the multi-standard base station and the multi-system interconnection gateway is achieved through the digital interconnection system. Through the adoption of the method, reception of data in different frequencies is achieved through chirplet frequency modulation and communication of IP and/or wireless network, and the forwarding of voice or data of different frequencies is achieved through the multi-system interconnection gateway and the digital interconnection system.
Description
Technical field
The information frequency modulation that the present invention relates to more voice platform standard is mutual, refers to especially a kind of digital interconnected systems method based on multisystem Interworking GateWay.
Background technology
Current existing private network communication system (simulation trunked communication system, simulation general communication system, digital clustering communication system, numeral general communication system) using maximum departments is army, People's Armed Police, public security, frontier defense, fire-fighting, forest, traffic, medical treatment, the departments such as municipal administration, and the private network communication system type that each department is used is different, specific, constantly need trans-departmental cross-system to coordinate call, yet current settling mode or the device that still there is no a kind of cross-system cross-mode, if need trans-departmental collaborative call, can only change the standard of division communication system, yet haircut communication system standard, complicated operation, in the time, manpower, expense, the aspects such as technology cause many in-fightings.
Summary of the invention
The present invention proposes a kind of digital interconnected systems method based on multisystem Interworking GateWay, has solved and in prior art, between the platform of different systems, has carried out the problem of data or interactive voice.
Technical scheme of the present invention is achieved in that a kind of digital interconnected systems method based on multisystem Interworking GateWay, comprises
Multi-standard base station, multi-standard base station comprises simulation trunked base station, simulates the combination of at least two base stations in conventional base station, Digital Clustering base station, digital conventional base station;
Multisystem Interworking GateWay, multisystem Interworking GateWay is used for the data communication between multi-modulation scheme system and multi-standard base station and digital interconnected systems, and the data that receive are carried out to protocol conversion;
Numeral interconnected systems, digital interconnected systems sends to other base station and/or digital interconnected systems by the data after conversion;
Multi-standard base station is realized communication by digital interconnected systems with multisystem Interworking GateWay and is connected.
Further, multisystem Interworking GateWay and digital interconnected systems connect, and to digital interconnected systems, initiate registration and SIP identity validation.
Further, after multi-standard base station makes a call to digital interconnected systems, numeral interconnected systems obtains multi-standard base station call-index number, numeral interconnected systems makes a call, asks to set up SIP session layer by call number to multi-standard base station and connects, and digital interconnected systems provides the address of call number and multisystem Interworking GateWay to SIP session layer; When
When request connects the successful connection of multi-standard base station and digital interconnected systems, create RTP receiving port, reception RTP data;
Numeral interconnected systems seals RTP data encapsulation head again, and is transmitted to other RTP member by multisystem Interworking GateWay.
Further, digital interconnected systems connects to the request of SIP session layer and multi-standard base station after making a call to multi-standard base station, when
Initiate connection failure, the connection failure of notice SIP session layer; Otherwise
Numeral interconnected systems passes through UDP instruction application caller multi-standard base station, when
Receive the replying of successful connection of multi-standard base station,
By TCP interface, to digital interconnected systems, feed back access success, otherwise
Numeral interconnected systems to SIP interface cancel this time set up SIP session; When
SIP session success, creates RTP receiving port and receives RTP data, and digital interconnected systems seals RTP data encapsulation head again, and is transmitted to other RTP member by multisystem Interworking GateWay.
Further, communication connects and comprises wireless connections,
In wireless connections, when eating dishes without rice or wine transfer of data in multisystem Interworking GateWay time,
Multisystem Interworking GateWay is adjusted the type of digital interconnected systems channel automatically according to the type of multi-standard base station channel, and locks multi-standard base station by frequency modulation, otherwise,
Directly connect with digital interconnected systems.
Compared with prior art, a kind of digital interconnected systems method based on multisystem Interworking GateWay provided by the invention, its mode of carrying out multiple types by wired and wireless two kinds of connected modes has realized the connection of network, it is wired, and to be specially IP wired direct-connected, wireless connections mode is wireless signal lock mode interconnected systems, so flexible and can be applicable to the agreement of any talkback system; Realize wireless, wired interconnectedly, system can be selected connection mode automatically according to access situation simultaneously; Wireless interconnectedly can receive the data of eating dishes without rice or wine, and resolve the data of eating dishes without rice or wine; Wired interconnected communication that realizes two kinds of different systems systems, is not subject to the impact of signal power, is not subject to region distance affects yet; Session Initiation Protocol is used in communication between system to be accessed and Interworking GateWay between application layer, in transport layer, adopts the privately owned communication protocol of TCP, and media exchange of speech adopts Real-time Transport Protocol, and the compressed format of voice is the form that adopts existing standard.The present invention proposes a kind of digital interconnected systems method based on multisystem Interworking GateWay and has automatic frequency adjustment, and the voice of realizing between different frequency receive, and realize the voice of different frequency or the forwarding of data by multisystem Interworking GateWay, significant.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
A digital interconnected systems method based on multisystem Interworking GateWay, comprises
Multi-standard base station, multi-mode networks comprises simulation trunked base station, simulates the combination of at least two base stations in conventional base station, Digital Clustering base station, digital conventional base station;
Multisystem Interworking GateWay, multisystem Interworking GateWay is used for the data communication between multi-modulation scheme system and multi-standard base station and digital interconnected systems, and the data that receive are carried out to protocol conversion;
Numeral interconnected systems, digital interconnected systems sends to other base station and/or digital interconnected systems by the data after conversion;
Multi-standard base station is realized communication by digital interconnected systems with multisystem Interworking GateWay and is connected.
Further, multisystem Interworking GateWay and digital interconnected systems connect, and to digital interconnected systems, initiate registration and SIP identity validation.
Further, after multi-standard base station makes a call to digital interconnected systems, numeral interconnected systems obtains multi-standard base station call-index number, numeral interconnected systems makes a call, asks to set up SIP session layer by call number to multi-standard base station and connects, and digital interconnected systems provides the address of call number and multisystem Interworking GateWay to SIP session layer; When
When request connects the successful connection of multi-standard base station and digital interconnected systems, create RTP receiving port, reception RTP data;
Numeral interconnected systems seals RTP data encapsulation head again, and is transmitted to other RTP member by multisystem Interworking GateWay.
Further, digital interconnected systems connects to the request of SIP session layer and multi-standard base station after making a call to multi-standard base station, when
Initiate connection failure, the connection failure of notice SIP session layer; Otherwise
Numeral interconnected systems passes through UDP instruction application caller multi-standard base station, when
Receive the replying of successful connection of multi-standard base station,
By TCP interface, to digital interconnected systems, feed back access success, otherwise
Numeral interconnected systems to SIP interface cancel this time set up SIP session; When
SIP session success, creates RTP receiving port and receives RTP data, and digital interconnected systems seals RTP data encapsulation head again, and is transmitted to other RTP member by multisystem Interworking GateWay.
Further, communication connects and comprises wireless connections,
In wireless connections, when eating dishes without rice or wine transfer of data in multisystem Interworking GateWay time,
Multisystem Interworking GateWay is adjusted the type of digital interconnected systems channel automatically according to the type of multi-standard base station channel, and locks multi-standard base station by frequency modulation, otherwise,
Directly connect with digital interconnected systems.
When realizing wired IP connection, first register, multisystem Interworking GateWay is with after the middle control of digital interconnected systems is served and successfully set up TCP/IP and be connected, to middle control, initiate application for registration, for setting up SIP session with soft switch, provide identity validation, signaling and speech processes during existing (simulation trunked communication system, simulation general communication system, digital clustering communication system, digital general communication system) system caller numeral interconnected systems.
When multi-standard base station is called out digital interconnected systems, multisystem Interworking GateWay is resolved the caller signaling to method, system, extract information and call-index number that digital interconnected systems participates in the other side's group calling user, above-mentioned call number is a function, this function records calling party's address, and the visit capacity that increases digital interconnected systems, above-mentioned visit capacity is counted by variable, and reference address is recorded; Inquiry obtains the station address of group calling, by the address obtaining as the number of called, multisystem Interworking GateWay as calling address, as argument, offer the SIP session establishment interface function in SIP storehouse together with the address of recording, notice SIP interface is initiated SIP INVITE to soft switch, and forwards SIP conversation establishing success/failure result to multisystem Interworking GateWay.Preferably, above-mentioned while recording calling party address, set up index, and set up call number, as a kind of preferred version, above-mentioned call number is i (0 < i < 9).
If this time SIP session success, create connectivity port, preferably, above-mentioned port numbers is the phonetic incepting thread of 8800+ (i-1) * 2 based on UDP, receive at any time from the RTP voice packet to method, system, and in the RTP voice packet data that receive method, system, the interface function providing by SIP storehouse (call-index i and speech data are as argument) notice SIP storehouse is this circuit-switched data encapsulation RTP head again, and is transmitted to corresponding other member of RTP session.
The SIP storehouse of multisystem Interworking GateWay, after the RTP voice packet receiving from digital interconnected systems, preferably, has voice packet to forward by outside interface function (call-index i and RTP voice packet are as argument) notice multisystem Interworking GateWay; Multisystem Interworking GateWay is after receiving this message, to the port numbers of method, system being 9800+ (i-1) * 2 this frame of forwarding RTP voice packets.
Numeral interconnected systems caller existing (simulation trunked communication system, simulation general communication system, digital clustering communication system, digital general communication system) system signaling and speech processes.The digital interconnected systems caller that in parsing, TCP/IP interface requirement is passed through in control is to method, system TCP signaling, extract fixedly sets of numbers and called the other side's group call Subscriber Number of caller, preferably, after obtaining current call-index i (0 < i < 9), first by the fixedly sets of numbers of caller and called group calling Subscriber Number, as argument, offer the SIP session establishment interface function in SIP storehouse with call-index i (0 < i < 9), notice SIP interface is initiated SIP INVITE to soft switch.
If SIP conversation establishing failure, by controlling call failure in TCP interface notice, otherwise according to current call-index i (0 < i < 9) and want the number of call peer system to pass through UDP instruction notification to method, system, the group user of numeral interconnected systems application caller to method, system, if received, the successful ACK of method, system is replied, by TCP interface, to middle control, feed back access success, otherwise need to initiatively cancel to SIP interface requirement the SIP session on i road; If this time SIP session success, creating port numbers is the phonetic incepting thread of 8800+ (i-1) * 2 based on UDP, receive at any time from the RTP voice packet to method, system, and carry speech data at the RTP voice packet receiving method, system, the interface function providing by SIP storehouse (call-index i and payload speech data are as argument) notice SIP storehouse is this circuit-switched data encapsulation RTP head again, and is transmitted to corresponding other member of RTP session.
The SIP storehouse of voice gateways, after receiving from digital interconnected systems voice packet, has voice packet to forward by outside interface function (call-index i and RTP voice packet are as argument) notice multisystem Interworking GateWay; Multisystem Interworking GateWay is after receiving this message, to being that 9800+ (i-1) * 2 daemon threads forward this frame RTP voice packet to the port numbers of method, system.
When practicality is wireless interconnected, multisystem Interworking GateWay is first as the part of digital interconnected systems with set up being connected of multi-standard base station and digital interconnected systems, registers and connects registration; Multisystem Interworking GateWay can come automatically by frequency modulation and lock the other side base station (frequency of receiving terminal being adjusted into the tranmitting frequency of multi-standard base station) according to the type of the other side's BTS channel; When locking onto the other side base station, multisystem Interworking GateWay can receive the signaling to method, system, when eating dishes without rice or wine transfer of data in multisystem Interworking GateWay time, multisystem Interworking GateWay can become with system conversion according to the kind of agreement the corresponding agreement of the other side and standard then transparent transmission go down; When multisystem Interworking GateWay receives the empty voice that import into of mouth, multisystem Interworking GateWay can forward corresponding voice.
These are only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. the digital interconnected systems method based on multisystem Interworking GateWay, is characterized in that: comprise
Multi-standard base station, multi-standard base station comprises simulation trunked base station, simulates the combination of at least two base stations in conventional base station, Digital Clustering base station, digital conventional base station;
Multisystem Interworking GateWay, multisystem Interworking GateWay is used for the data communication between multi-modulation scheme system and multi-standard base station and digital interconnected systems, and the data that receive are carried out to protocol conversion;
Numeral interconnected systems, digital interconnected systems sends to other base station and/or digital interconnected systems by the data after conversion;
Multi-standard base station is realized communication by digital interconnected systems with multisystem Interworking GateWay and is connected.
2. a kind of digital interconnected systems method based on multisystem Interworking GateWay according to claim 1, is characterized in that:
Multisystem Interworking GateWay and digital interconnected systems connect, and to digital interconnected systems, initiate registration and SIP identity validation.
3. a kind of digital interconnected systems method based on multisystem Interworking GateWay according to claim 2, is characterized in that:
After multi-standard base station makes a call to digital interconnected systems, numeral interconnected systems obtains multi-standard base station and sets up call number, numeral interconnected systems makes a call, asks to set up SIP session layer by call number to multi-standard base station and connects, and digital interconnected systems provides the address of call number and multisystem Interworking GateWay to SIP session layer; When
When request connects the successful connection of multi-standard base station and digital interconnected systems, create RTP receiving port, reception RTP data;
Numeral interconnected systems seals RTP data encapsulation head again, and is transmitted to other RTP member by multisystem Interworking GateWay.
4. a kind of digital interconnected systems method based on multisystem Interworking GateWay according to claim 2, is characterized in that:
After numeral interconnected systems makes a call to multi-standard base station, to the request of SIP session layer and multi-standard base station, connect, when
Initiate connection failure, the connection failure of notice SIP session layer; Otherwise
Numeral interconnected systems passes through UDP instruction application caller multi-standard base station, when
Receive the replying of successful connection of multi-standard base station,
By TCP interface, to digital interconnected systems, feed back access success, otherwise
Numeral interconnected systems to SIP interface cancel this time set up SIP session; When
SIP session success, creates RTP receiving port and receives RTP data, and digital interconnected systems seals RTP data encapsulation head again, and is transmitted to other RTP member by multisystem Interworking GateWay.
5. according to arbitrary a kind of described digital interconnected systems method based on multisystem Interworking GateWay in claim 1～4, it is characterized in that:
Communication connects and comprises wireless connections,
In wireless connections, when eating dishes without rice or wine transfer of data in multisystem Interworking GateWay time,
Multisystem Interworking GateWay is adjusted the type of digital interconnected systems channel automatically according to the type of multi-standard base station channel, and locks multi-standard base station by frequency modulation, otherwise,
Directly connect with digital interconnected systems.
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