CN102333282B - Group patching method based on digital cluster telecommunication system, device and system - Google Patents
Group patching method based on digital cluster telecommunication system, device and system Download PDFInfo
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- CN102333282B CN102333282B CN201010226417.1A CN201010226417A CN102333282B CN 102333282 B CN102333282 B CN 102333282B CN 201010226417 A CN201010226417 A CN 201010226417A CN 102333282 B CN102333282 B CN 102333282B
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Abstract
The invention relates to a group patching method based on a digital cluster telecommunication system, a device and a system. The method comprises the steps that a plurality of communication groups are sequentially accessed into a dispatching desk through a voice access module to form a patching group, and voice data communication is carried out between the dispatching desk and the communication groups through a computer telecommunication integrated application module. The realization of a group patching function is transferred from a switch side to a dispatching desk side, technique breakthrough is realized, and the business application is expanded; unified patching characteristics at the dispatching desk side are realized, and groups of which the number is the same as that of voice channels of the voice access module can be simultaneously patched so as to break through the defect of limited patching groups at the switch side; the cost is reduced, and no hardware cost needs to be increased for group patching realized from the dispatching desk side; and the method is more flexible and changeable, and can not cause burden on group communication on the system.
Description
Technical field
The present invention relates to group group and connect method, more particularly, relate to a kind of group based on digital clustering communication system group and connect method, device and digital clustering communication system.
Background technology
Group group meets (Group Patch) and refers at TETRA (Terrestrial Trunked Radio, TErrestrial TRunked Radio) in digital clustering communication system, dispatching desk operator can form a group two or more phone group and connect group, and the phone group that a group is connect between group can converse mutually.This function is not one of standard supplementary service required by TETRA system, but among the scene used in real user operation, has wide application space.The most typical application is exactly in track transportation industry, and same dispatcher will dispatch multiple vehicle when carrying out communicating simultaneously, under this scene, and the reliable guarantee means that group group is connected into as flexible dispatching.
At present, although group sends connection technology not to be the supplementary service content of TETRA standard, in TETRA agreement, there are not the specification about this technology and explanation yet, but, under the pressure of the application in market, each main flow TETRA switch device manufacturer achieves group at exchanger side to send connection function.If Motorola (Motorola) is as organizing the leader sending connection technology, this function is completed by its core switch, European aviation defence and space flight company (EADS) then use the configuration of its outsourcing and Data distribution8 server (Configuration and Data Distribution server, CDD) to complete this function.In a word, at present, realization group sends the main body of connection technology to be all switch.
Usually completing group at exchanger side sends the method that connects to be: when speech channel exchange is carried out in switch inside, by switching technology, the calling time slot making each organize realizes intercommunication.
Inventor finds under study for action, sends connection function to there is following defect in exchanger side realization group:
1, cost is high: the switch solution of main flow all needs to buy certain moduli block and unit and completes group and send the function connect, with the citing of EADS TETRA switch, need to increase cost up to 1,000,000 CDD server send connection function to complete group.
2, organize group and connect limited amount: when exchanger side realization group sends connection function, due to the software and hardware characteristic at machine station self, the group group of current producer connects negligible amounts, and namely a group connects in group and can only comprise at most 8 groups, can not fully meet client's needs.
3, a lot of TETRA switch producers unrealized group send connection function.
Summary of the invention
The technical problem to be solved in the present invention is, for in the TETRA system of prior art, exchanger side realization group send the cost existing for connection function high, group group connect the defects such as limited amount, provide a kind of group based on digital clustering communication system send connect method, Apparatus and system.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of group based on digital clustering communication system group and connect method, be provided with computer telecommunication Integrated predict model module and audio access module in described dispatching desk; Wherein,
By described audio access module, successively multiple phone group is accessed described dispatching desk and connect group to form a group; By described computer telecommunication Integrated predict model module, between described dispatching desk and described multiple phone group, carry out voice data communication.
In the group based on digital clustering communication system of the present invention, group connects in method, also comprises described dispatching desk by described computer telecommunication Integrated predict model module, and described group connects in group between multiple phone groups to set up many group callings voice channel; After dispatching desk listens to the call of a phone group, the speech data listened to is forwarded to other multiple phone groups.
In the group based on digital clustering communication system of the present invention, group connects in method, describedly sets up many group callings and comprises the following steps voice channel:
By described computer telecommunication Integrated predict model module, connect in group in described group and set up voice conferencing;
By described audio access module, the time slot of described dispatching desk and multiple phone group is added in described voice conferencing respectively, to set up many group callings voice channel.
In the group based on digital clustering communication system of the present invention, group connects in method, also comprises recording a described group and meeting each phone group in group.
Connect in method in the group of the group based on digital clustering communication system of the present invention, described audio access module comprises at least one analog junction sound card or at least one digital junction sound card.
In the group based on digital clustering communication system of the present invention, group connects in method, and described audio access module comprises at least one single E1 card or at least a pair of E1 card.
According to another aspect of the present invention, a kind of group based on digital clustering communication system is provided to send connection device, described digital clustering communication system comprises dispatching desk, switch and multiple phone group, and described dispatching desk carries out data communication by described switch and described multiple phone group; Computer telecommunication Integrated predict model module and audio access module is provided with in described dispatching desk; Wherein, by described audio access module, successively multiple phone group is accessed described dispatching desk and connect group to form a group; By described computer telecommunication Integrated predict model module, between described dispatching desk and described multiple phone group, carry out voice data communication.
Send in connection device in the group based on digital clustering communication system of the present invention, in described dispatching desk, be also provided with group send connection device; Connection device is sent to comprise for described group:
Group group connects distribution module, connecing group, by described audio access module, adding multiple phone group to described group successively and connecing in group for distributing a group;
Voice channel sets up module, and for by described computer telecommunication Integrated predict model module, and described group connects in group between multiple phone groups to set up many group callings voice channel;
Wherein, after dispatching desk listens to the call of a phone group, the speech data listened to is forwarded to other multiple phone groups.
Send in connection device in the group based on digital clustering communication system of the present invention, described voice channel is set up module and is comprised:
Voice conferencing sets up unit, for by described computer telecommunication Integrated predict model module, connects in group set up voice conferencing in described group;
Voice channel sets up unit, for by described audio access module, adds in described voice conferencing respectively by the time slot of described dispatching desk and multiple phone group, to set up many group callings voice channel.
According to a further aspect of the invention, provide a kind of digital clustering communication system, it comprises dispatching desk, switch and multiple phone group, and described dispatching desk carries out data communication by described switch and described multiple phone group; Computer telecommunication Integrated predict model module and audio access module is provided with in described dispatching desk; Wherein, by described audio access module, successively multiple phone group is accessed described dispatching desk and connect group to form a group; By described computer telecommunication Integrated predict model module, between described dispatching desk and described multiple phone group, carry out voice data communication.
In digital clustering communication system of the present invention, in described dispatching desk, be also provided with group send connection device; Connection device is sent to comprise for described group:
Group group connects distribution module, connecing group, adding multiple phone group to described group successively and connecing in group for distributing a group;
Voice channel sets up module, and for by described computer telecommunication Integrated predict model module, and described group connects in group between multiple phone groups to set up many group callings voice channel;
Wherein, after dispatching desk listens to the call of a phone group, the speech data listened to is forwarded to other multiple phone groups.
Implement the group based on digital clustering communication system of the present invention group and connect method, Apparatus and system, there is following beneficial effect: send the realization of connection function to transfer to dispatching desk side from exchanger side group, each dispatching desk processes oneself separately and sends each phone group connect in group, and without the need to connecing group by all groups of the unified process of switch, significantly reduce the process load of switch, achieve the breakthrough of technology, expand the application of business; Because the group group achieving dispatching desk side connects, the group achieving dispatching desk side unified connects characteristic, namely each group connects group and is undertaken sending connecing by corresponding dispatching desk, can send the group connect with the voice channel equal number of audio access module simultaneously, breaches and connects the limited defect of group in exchanger side group; Reduce cost, the group group realized from dispatching desk side connects, and the characteristic just increased in original audio frequency exploitation, does not need to increase any hardware cost; More flexible and changeable, the group group of each dispatching desk management oneself connects object, and can not cause the burden of group communication in system.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the theory diagram of digital clustering communication system of the present invention;
Fig. 2 is that the group group that the present invention is based on digital clustering communication system connects the flow chart of method;
Fig. 3 is the flow chart of step S2 in Fig. 2.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Digital clustering communication system system of the present invention as shown in Figure 1, this digital clustering communication system is a kind of wireless clustering mobile communication system based on digital tdma (CDMA) technology.It can provide command scheduling, transfer of data and telephone service on same technology platform, and it not only provides the scheduling feature of multigroup group, but also can provide short data information service, packet data service and the service of digitized full duplex mobile phone.
This digital clustering communication system system 1 comprises dispatching desk 12, switch 11 and multiple phone group, namely phone group 131, phone group 132 ..., phone group 13n.Switch 11 in return and management infrastructure.Dispatching desk 12 and multiple phone group are main user terminal, and phone group is generally travelling carriage, such as moving vehicle.Data communication between dispatching desk 12 and multiple phone group is forwarded by switch 11.
At work, group calling can be initiated by dispatching desk 12, answer group calling, in group calling carries out, can by robbing call power converse by " PTT (Push To Talk) " button.Dispatching desk within the same time, can be conversed with plural group by " PTT ".
In order to connect in dispatching desk 12 side realization group group, need in dispatching desk 12, arrange computer telecommunication Integrated predict model (Computer Telecommunication Integration, CTI) module 121 and audio access module 122, wherein, this CTI application module 121 operates in phone application on dispatching desk 12 or call-center application, it can realize at dispatching desk 12 end " front window " of emulation telephone dish or other user interfaces and so on, namely on the display interface of dispatching desk, telephone key group is simulated, carry out the conversion of CTI message format simultaneously, such as it can be the speech data in communication line and the form between Windows WAV speech data are changed.This audio access module 122 can be analog junction sound card or digital junction sound card, and according to the needs of actual conditions, can arrange one or more analog junction sound card or arrange one or more digital junction sound card.Thus, by arranging the quantity of analog junction sound card or digital junction sound card flexibly, thus group can connect the quantity of the phone group in group in flexible expansion dispatching desk, greatly strengthen the compatibility of system.When use digital junction sound card is, it can use single E1 card (providing 30 voice speech channel) or two E1 card (providing 60 voice speech channel), a time division multiplexing frame (its length T=125us) of such as single E1 card is divided into 32 equal time slots altogether, time slot be numbered CH0 ~ CH31, time slot CH0 is used as frame synchronization and uses, time slot CH16 is used for transmitting signaling, and remaining CH1 ~ CH15 and CH17 ~ CH31 totally 30 time slots is used as 30 speech channels.Each time slot transmits 8bit, therefore, shares 256bit.Transmission per second 8000 frames, data transfer rate is exactly 2.048Mbit/s.Thus, dispatching desk 12, by CTI application module 121 and audio access module 122, carries out communication linkage with switch 11, realizes the transmitting-receiving of the speech data relevant to scheduling.In a preferred embodiment, the voice that audio access module 122 is supported comprise 64K/s A-Law PCM speech data or H.323IP speech data.
Dispatching desk 12 realization group sends the function connect to send connection device 123 to complete by group, this group is sent connection device 123 to comprise group group and is connect distribution module and voice channel sets up module, at work, group group connects distribution module and connects group for distributing a group, multiple phone group being added to successively to send connects in group, simultaneously connecing in the process of group in structure group, also each phone group this group can connect in group be recorded in dispatching desk, such as, can be record the information such as the numbering of each phone group, state and position; Thus, in this digital clustering communication system, each group connects group and is undertaken sending by different dispatching desks respectively and connect and manage, and switch connects without the need to carrying out group group and manages, and significantly reduces the load of system.Voice channel sets up module for by described CTI application module, and group connects in group between multiple phone groups to set up many group callings voice channel.Group is after group is connected into merit, the group that all groups connect only on current scheduling platform effectively, it is invalid that this group connects for other dispatching desks, and the advantage of work is conducive to each dispatching desk to control oneself group well and connect object like this.For one specifically group connect group, the call that this group meets each phone group in group monitored by dispatching desk 12 simultaneously, after dispatching desk 12 listens to call of certain group, the mode of the voice listened to by forwarding, is forwarded in other multiple phone groups simultaneously.Like this, the personnel in other phone groups just can hear the voice of this phone group.By this CTI application module 121, the various flexible Application of voice can be realized, such as, two-way voice mixing, transfer certain road voice and the meeting of multiple voice composition etc.
In a preferred embodiment, voice channel is set up module and is comprised voice conferencing and set up unit and voice channel sets up unit, namely connect in group a group and realize many group callings and realized by two steps voice channel, the first step sets up unit by CTI application module by voice conferencing, connects in group set up voice conferencing in group; Its detailed process is: voice conferencing is set up unit and initiated to create voice conferencing request, after dispatching desk creates voice conferencing, voice conferencing sets up unit and this voice conferencing establishes the link, and by this group, each phone group connect in group adds in this voice conferencing by dispatching desk 12.In addition, in audio conferencing process, voice conferencing is set up unit and is changed conference member by dispatching desk, and after meeting adjourned, voice conferencing sets up unit and each phone group exits, and discharges meeting link respectively.After voice conferencing is set up, voice channel sets up unit by audio access module, is added to respectively in voice conferencing by the time slot of dispatching desk 12 and multiple phone group 13, to set up many group callings voice channel.
Set up this many group calling after voice channel, this group connects speaking of all member phone groups in group, can pass through the mode of meeting, be listened to, thus achieve multi-unit message by other talkgroup member in meeting.A normal group calling can be started, such as, made a call by arbitrary phone group I, then monitor this group calling dispatching desk receive calling, set up meeting simultaneously, and help other phone groups automatically to press " PTT " to make a call, send voice, thus sent other phone groups connect to receive voice calls from phone group I.
In addition, in data communication process, the transmitting-receiving of Call-Control1 order, dispatching desk controls api interface 124 by it to link with switch, carries out the transmitting-receiving of control command.
Fig. 2 and 3 shows the flow process that the group group that the present invention is based on TETRA system connects method:
S1: computer telecommunication Integrated predict model module and audio access module are set in dispatching desk; Dispatching desk distributes a group and connects group, by audio access module, adds multiple phone group to described group successively and connects in group, by a voice channel of phone group's correspondence access audio access module, thus multiple phone group is accessed described dispatching desk;
S2: dispatching desk is by described computer telecommunication Integrated predict model module, and group connects in group between multiple phone groups to set up many group callings voice channel.
S3: by computer telecommunication Integrated predict model module, described dispatching desk and multiple phone group carry out data-voice and communicate, and wherein, after dispatching desk listens to the call of a phone group, the speech data listened to are forwarded to other multiple phone groups;
Wherein, can in step sl, perform in the adding procedure of phone group or complete phone group interpolation after, being recorded in dispatching desk by each added phone group, such as, can be the information such as the numbering of dispatching desk, state and position; Also can be as the independent process of between step S1 and S2 using the step of this ticketed call group.As shown in Figure 3, the specific implementation process of step S2 comprises: S21: by CTI application module 121, connects in group set up voice conferencing in group; That is, voice conferencing is set up unit and is initiated the request of establishment voice conferencing, and after dispatching desk creates voice conferencing, voice conferencing sets up unit and this voice conferencing establishes the link, and by this group, each phone group connect in group adds in this voice conferencing by dispatching desk 12.In addition, in audio conferencing process, voice conferencing is set up unit and is changed conference member by dispatching desk, and after meeting adjourned, voice conferencing sets up unit and each phone group exits, and discharges meeting link respectively.S22: by audio access module 122, adds in voice conferencing respectively by the time slot of dispatching desk 12 and multiple phone group 13, to set up many group callings voice channel.
Set up this many group calling after voice channel, this group connects speaking of all member phone groups in group, can pass through the mode of meeting, be listened to, thus achieve multi-unit message by other talkgroup member in meeting.A normal group calling can be started, such as, made a call by arbitrary phone group I, then monitor this group calling dispatching desk receive calling, set up meeting simultaneously, and help other phone groups automatically to press " PTT " to make a call, send voice, thus sent other phone groups connect to receive voice calls from phone group I.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the group group based on digital clustering communication system connects a method, it is characterized in that, is provided with computer telecommunication Integrated predict model module and audio access module in dispatching desk; Wherein,
By described audio access module, successively multiple phone group is accessed described dispatching desk and connect group to form a group; By described computer telecommunication Integrated predict model module, between described dispatching desk and described multiple phone group, carry out voice data communication;
Described dispatching desk is by described computer telecommunication Integrated predict model module, and described group connects in group between multiple phone groups to set up many group callings voice channel;
The call that described group meets each phone group in group monitored by described dispatching desk simultaneously, after dispatching desk listens to the call of a phone group, the speech data listened to is forwarded to other multiple phone groups.
2. the group based on digital clustering communication system according to claim 1 group connects method, it is characterized in that, describedly sets up many group callings and comprises the following steps voice channel:
By described computer telecommunication Integrated predict model module, connect in group in described group and set up voice conferencing;
By described audio access module, the time slot of described dispatching desk and multiple phone group is added in described voice conferencing respectively, to set up many group callings voice channel.
3. the group based on digital clustering communication system according to claim 2 group connects method, it is characterized in that, also comprises recording a described group and meeting each phone group in group.
4. connect method according to the arbitrary described group based on the digital clustering communication system group of claims 1 to 3, it is characterized in that, described audio access module comprises at least one analog junction sound card or at least one digital junction sound card.
5. connect method according to the arbitrary described group based on the digital clustering communication system group of claims 1 to 3, it is characterized in that, described audio access module comprises at least one single E1 card or at least a pair of E1 card.
6. the group based on digital clustering communication system sends a connection device, and described digital clustering communication system comprises dispatching desk, switch and multiple phone group, and described dispatching desk carries out data communication by described switch and described multiple phone group; It is characterized in that, in described dispatching desk, be provided with computer telecommunication Integrated predict model module and audio access module; Wherein, by described audio access module, successively multiple phone group is accessed described dispatching desk and connect group to form a group; By described computer telecommunication Integrated predict model module, between described dispatching desk and described multiple phone group, carry out voice data communication; In described dispatching desk, be also provided with group send connection device; Connection device is sent to comprise for described group:
Group group connects distribution module, connecing group, by described audio access module, adding multiple phone group to described group successively and connecing in group for distributing a group;
Voice channel sets up module, and for by described computer telecommunication Integrated predict model module, and described group connects in group between multiple phone groups to set up many group callings voice channel;
Wherein, the call that described group meets each phone group in group monitored by described dispatching desk simultaneously, after dispatching desk listens to the call of a phone group, the speech data listened to is forwarded to other multiple phone groups.
7. the group based on digital clustering communication system according to claim 6 sends connection device, it is characterized in that, described voice channel is set up module and comprised:
Voice conferencing sets up unit, for by described computer telecommunication Integrated predict model module, connects in group set up voice conferencing in described group;
Voice channel sets up unit, for by described audio access module, adds in described voice conferencing respectively by the time slot of described dispatching desk and multiple phone group, to set up many group callings voice channel.
8. a digital clustering communication system, comprises dispatching desk, switch and multiple phone group, and described dispatching desk carries out data communication by described switch and described multiple phone group; It is characterized in that, in described dispatching desk, be provided with computer telecommunication Integrated predict model module and audio access module; Wherein, by described audio access module, successively multiple phone group is accessed described dispatching desk and connect group to form a group; By described computer telecommunication Integrated predict model module, between described dispatching desk and described multiple phone group, carry out voice data communication;
Be provided with group in described dispatching desk and send connection device; Send connection device to comprise group group for described group and connect distribution module and audio access module, described group of group connects distribution module and connects group for distributing a group, adds multiple phone group to described group successively and connects in group; Described voice channel is set up module and is set up many group callings voice channel for being connect by computer telecommunication Integrated predict model module and described group between the multiple phone groups in group; Wherein, the call that described group meets each phone group in group monitored by described dispatching desk simultaneously, after described dispatching desk listens to the call of a phone group, the speech data listened to is forwarded to other multiple described phone group.
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| CN103813032B (en) * | 2013-12-05 | 2018-01-05 | 山东天视信息技术有限公司 | A kind of command scheduling is attended a banquet voice management system |
| CN107277784B (en) * | 2017-06-16 | 2019-12-03 | 哈尔滨海能达科技有限公司 | Group group connects optimization method, control device, readable storage medium storing program for executing and system |
| CN109089333B (en) * | 2018-10-10 | 2021-11-05 | 北京中兴高达通信技术有限公司 | Digital cluster system group dispatching implementation method |
| 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 |
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