CN102202099A - Communication voice recording system used in trans european trunked radio (TETRA) system - Google Patents

Communication voice recording system used in trans european trunked radio (TETRA) system Download PDF

Info

Publication number
CN102202099A
CN102202099A CN2011101371791A CN201110137179A CN102202099A CN 102202099 A CN102202099 A CN 102202099A CN 2011101371791 A CN2011101371791 A CN 2011101371791A CN 201110137179 A CN201110137179 A CN 201110137179A CN 102202099 A CN102202099 A CN 102202099A
Authority
CN
China
Prior art keywords
tetra
voice
communication speech
recording system
module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2011101371791A
Other languages
Chinese (zh)
Other versions
CN102202099B (en
Inventor
赖培勤
余峰
梁传新
张双鱼
陈跃强
徐�明
张炜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN HUABO COMMUNICATIONS EQUIPMENT CO Ltd
SHENZHEN PUBLIC SECURITY BUREAU
Original Assignee
SHENZHEN HUABO COMMUNICATIONS EQUIPMENT CO Ltd
SHENZHEN PUBLIC SECURITY BUREAU
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHENZHEN HUABO COMMUNICATIONS EQUIPMENT CO Ltd, SHENZHEN PUBLIC SECURITY BUREAU filed Critical SHENZHEN HUABO COMMUNICATIONS EQUIPMENT CO Ltd
Priority to CN201110137179.1A priority Critical patent/CN102202099B/en
Publication of CN102202099A publication Critical patent/CN102202099A/en
Application granted granted Critical
Publication of CN102202099B publication Critical patent/CN102202099B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

The invention is suitable for the TETRA communication system field and provides a communication voice recording system used in a trans european trunked radio (TETRA) system. The system is based on computer networks. And an application program interface (API) server of the TETRA system is connected with at least one TETRA switchboard. The system comprises: a control module which is used for distributing voice distribution channels according to call events in the TETRA system and emitting a voice acquisition control instruction; at least one voice acquisition node which is used for collecting/ stopping an collection of communication voices in distributed voice distribution channels according to the voice acquisition control instruction. The control module and the voice acquisition node are respectively arranged in two or more physical equipment or are integrated in a same physical equipment. In the invention, the communication voice recording system monitors the call events of the whole TETRA system, and dynamically distributes the corresponding voice distribution channels to the different voice acquisition nodes. Therefore, communication voice recordings of entire networks can be realized.

Description

A kind of communication speech recording system that is used for the TETRA system
Technical field
The invention belongs to the TETRA field of wireless communications, relate in particular to the communication speech recording system of a kind of TETRA of being used for system.
Background technology
Pan-European trunked radio (Trans european trunked radio, TETRA) digital clustering communication system (hereinafter to be referred as " TETRA system ") is based on the professional mobile communication system of digital tdma technology, this system be ETS association for the specialized department that satisfies European various countries to the needs of mobile communication and design, work out the open system of unified standard.The TETRA system can provide command scheduling service, short data service, packet data service and the service of digitized full duplex mobile phone of multigroup group on same technology platform, also have the VPN function simultaneously, can make a physical network be incoherent a plurality of organizations service mutually.The mode of abundant service function, higher frequency efficiency, high communication quality and flexible networking makes the TETRA system obtain extensive use in relevant departments such as the public security of China, city emergency, airports in recent years.
Owing to adopt importance and the particularity of above-mentioned relevant departments in the running of city of TETRA system, utilizing the TETRA system to carry out in the process of command scheduling, all call voices all need recording, to keep original record, are convenient to trace responsibility.Yet the call voice of existing TETRA system is recorded the following several situations that exist:
1, can only carry out this locality recording to the conversation of this dispatching desk, can not record to the conversation outside this dispatching desk, also can't obtain the calling record outside this dispatching desk easily, recording material disperses, management difficulty is big and limitation sound-recording function is big;
2, can only carry out calling record to the port of appointment, and the voice collecting node can not be deployed in respectively on the different equipment entity with control module, can't carry out the online dilatation of system, cause system flexibility low, can't effectively utilize resource.
Summary of the invention
The purpose of the embodiment of the invention is to provide the communication speech recording system of a kind of TETRA of being used for system, and being intended to solve existing TETRA system can only communicate voice recording to local call or designated port conversation, and problem that can't online dilatation.
The embodiment of the invention is to realize like this, a kind of communication speech recording system that is used for pan-European trunked radio TETRA system, described communication speech recording system is based on computer network, be connected with the application programming interfaces API server of TETRA system and the switch of at least one TETRA system, comprise:
Control module is used for distributing the voice distribution channel for distribution according to the call event of TETRA system, and sends the voice collecting control command;
At least one voice collecting node, described voice collecting node comprises a plurality of recording channels, is used for according to described voice collecting control command, gathers/stop the collection communication voice on the voice distribution channel for distribution of distributing;
Described control module and described voice collecting node are deployed in respectively in two and the above equipment entity, perhaps are integrated in the same equipment entity.
In embodiments of the present invention, the communication speech recording system docks with the TETRA system by TETRA API server based on computer network, and the call event of whole TETRA system is monitored.When call event takes place, according to the type of call event, the corresponding voice distribution channel for distribution of dynamic assignment is given different voice collecting nodes, realizes recording for the communication speech of TETRA system whole-network, and control module and voice collecting node are separately disposed, and have realized the online dilatation of system.
Description of drawings
Fig. 1 is the external network Organization Chart of the communication speech recording system that is used for the TETRA system that provides of the embodiment of the invention;
Fig. 2 is the system construction drawing of the communication speech recording system that is used for the TETRA system that provides of first embodiment of the invention;
Fig. 3 is the system construction drawing of the communication speech recording system that is used for the TETRA system that provides of second embodiment of the invention;
Fig. 4 is the realization schematic diagram of the communication speech recording system list TETRA switch single communication voice recording equipment that is used for the TETRA system that provides of the embodiment of the invention;
Fig. 5 is the realization schematic diagram of many communication speech of the communication speech recording system double T ETRA switch recording arrangement that is used for the TETRA system that provides of the embodiment of the invention;
Fig. 6 is the realization schematic diagram of many communication speech of the communication speech recording system list TETRA switch recording arrangement that is used for the TETRA system that provides of the embodiment of the invention;
Fig. 7 is the data flow diagram of communication speech recording system when communicating voice collecting that the embodiment of the invention provides;
The communication speech of the communication speech recording system that Fig. 8 embodiment of the invention provides is recorded workflow diagram.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In embodiments of the present invention, the communication speech recording system that is used for the TETRA system is based on computer network, application programming interfaces (Application program interface by the TETRA system, API) server docks with the TETRA system, call event to whole TETRA system is monitored, and distribute corresponding passage to give different voice collecting nodes, further realize recording to TETRA system communication voice, and control module and voice collecting node are separately disposed, and have realized the online dilatation of system.
Fig. 1 shows the external network framework of the communication speech recording system that is used for the TETRA system that the embodiment of the invention provides, and for convenience of explanation, only shows the part relevant with present embodiment.
With reference to Fig. 1, this communication speech recording system 11 is realized based on computer network, its TETRA API server 121 by TETRA system 12 achieves a butt joint with TETRA system 12, wherein, TETRAAPI server 121 is used to TETRA system 12 and being connected of its external system and relevant device thereof that corresponding development interface is provided.
Simultaneously, this communication speech recording system 11 also is connected with at least one TETRA switch 122 of TETRA system 12, TETRA switch 122 makes the speech data that needs to gather to transmit between communication speech recording system 11 and TETRA system 12 for providing corresponding data channel between communication speech recording system 11 and the TETRA system 12.
Fig. 2 shows the system configuration of the communication speech recording system that is used for the TETRA system that first embodiment of the invention provides, and for convenience of explanation, only shows the part relevant with present embodiment.
With reference to Fig. 2, this communication speech recording system has mainly comprised control module 21 and at least one voice collecting node 22, wherein:
Control module 21, this module are the nucleus module of communication speech recording system, and it gets access to the relevant information of call event in the TETRA system by communicating with the TETRAAPI server.When the call event in the system took place, control module 21 was distributed the voice distribution channel for distribution of respective numbers according to the call event type in the TETRA system, and sent corresponding voice collecting control command to voice collecting node 22.
Voice collecting node 22 has comprised a plurality of recording channels, it is according to the voice distribution channel for distribution of control module 21 distribution and the voice collecting control command of sending, by the speech data passage of TETRA switch connection, begin/stop the communication speech of the current call event of TETRA system is gathered with the TETRA system.
In embodiments of the present invention, the mode that is communicated with the TETRA switch of voice collecting node 22 includes but not limited to E1 special line, IP circuit, analog signal and digital signal circuit.
Particularly, when carrying out corresponding voice collecting controlled function, control module 21 has comprised following submodule:
System information submodule 211, the personal terminal number that it gets access to all the conversation group numbers in the TETRA system and individual call right is arranged by TETRA API server, and when the conversation group number in the TETRA system and personal terminal number change, system information submodule 211 is by subscribing to and receive corresponding lastest imformation, and the conversation group number that gets access to and personal terminal number are increased, delete or revise.
Submodule 212 is set, and it is according to the TETRA system in the system information submodule 211 all conversation group numbers and personal terminal number, and the conversation group number that need communicate voice recording and personal terminal number are set.
Action listener submodule 213, it is monitored the call event in the TETRA system by communicating with TETRA API server, makes when call event produces, control module 21 can be learnt in time, and start corresponding voice collecting controlled function.
Channel allocation submodule 214, when action listener submodule 213 listens to when having produced call event in the TETRA system, channel allocation submodule 214 also is the individual incident of exhaling by judging that current call event belongs to the group calling incident, come to distribute the voice distribution channel for distribution of respective numbers for one or more recording channel in the voice collecting node 22 according to the corresponding call event type.
In embodiments of the present invention, judge that when call event was group calling, according to called party's quantity, channel allocation submodule 213 distributed one or more voice distribution channel for distribution according to the number of current call event; When call event was individual exhaling, channel allocation submodule 213 distributed 2 voice distribution channel for distribution, is respectively applied for the communication speech of recording calling party and callee.
Voice collecting control submodule 215 after 214 pairs of corresponding voice distribution channel for distribution of channel allocation submodule have been carried out dynamic assignment, sends the control command that begins/stop the communication speech collection to voice collecting node 22.
In embodiments of the present invention, 21 pairs of voice distribution channel for distribution of control module are carried out dynamic assignment, it is according to log-on message and each the voice collecting node recording channel that can use of voice collecting node 22 in control module 21, the voice distribution channel for distribution of dynamically one or more recording channel in the voice collecting node 22 being distributed respective numbers, control voice collecting node 22 begins on the voice distribution channel for distribution or stops communication speech being gathered, and realizes the voice recording to the communication of TETRA system whole-network thus.
In embodiments of the present invention, control module 21 and voice collecting node 22 promptly can be integrated among the equipment entity, also can be deployed among the different equipment entity, the situation of having avoided control and the same equipment entity of voice collecting functional utilization to carry out work, make whole communication speech recording system to carry out online dilatation, increased the flexibility of system according to the needs of engineering configuration.
In addition, except above-mentioned communication speech recording function, this communication speech recording system can also be realized the real-time listening to ongoing call event, and after communication speech has been carried out recording, can also play the voice resource that collects.
Fig. 3 shows the system configuration of the communication speech recording system that is used for the TETRAT system that second embodiment of the invention provides, and for convenience of explanation, only shows the part relevant with present embodiment.With reference to Fig. 3, particularly, this communication speech recording system has also comprised:
Memory module 33, this module is according to the relevant control command of control module 31, on the one hand the communication speech data that voice collecting node 32 is collected are stored in database, also the attribute of relevant system parameters, the voice collecting control information of TETRA system and the speech data that collects are stored in database on the one hand.
Audio monitoring playing module 34, this module registration is carried out real-time listening at the talking path of recording, simultaneously, also inquiry and the broadcast that the voice recording of having stored is correlated with.In embodiments of the present invention, channel allocation submodule in the control module 31 is according to the call event in the TETRA system, distribute the corresponding passage of monitoring, and send the audio monitoring control command. when call event is group calling, the channel allocation submodule distributes one or more to monitor passage according to called party's quantity; When call event is individual exhaling, distribute 2 to monitor passages, be respectively applied for the communication speech of monitoring calling party and callee.
System management module 35 carries out management functions such as running parameter configuration, running status are monitored in real time, fault warning to the communication speech recording system, can back up and recover the TETRA data of recording simultaneously.
System interface module 36 is for other system provides the standard interface service of communication speech recording system, to realize sharing of resource and information.
Web server module 37, the standard interface according to system interface module 36 provides provides communication speech to record service by computer network to other system.
Network client module 38 manages and operates for the communication speech recording system by web server module 37.
Need to prove, correlation function module in the above-mentioned communication speech recording system all can be integrated in the equipment entity as different parts, and except network client module 38, all the other modules all can be according to the needs of engineering configuration, be deployed in respectively on one or more server, to realize multi-host hot swap usefulness, guarantee the fail safe and the reliability of system.
Fig. 4 to Fig. 6 shows the specific implementation example that this communication speech recording system disposes according to different requirement of engineering respectively, wherein:
Fig. 4 shows the realization schematic diagram of single TETRA switch single communication voice recording equipment, wherein, correlation function module in the communication speech recording system all is integrated in the equipment entity, as voice recording equipment, be connected with TETRA API server with the TETRA switch respectively by computer network, and by the communication speech in the E1 special line collection TRTRA system, and by computer network, client Network Based and system management table realize the function corresponding operation.
Fig. 5 shows the realization schematic diagram of many communication speech of double T ETRA switch recording arrangement, wherein, control module in the communication speech recording system, voice collecting node and memory module are arranged on the two-server respectively, with respectively with Control Server, the form of voice collecting node server and storage server realizes two-node cluster hot backup usefulness, voice collecting node server A and voice collecting node server B pass through the E1 private line access with TETRA switch A and TETRA switch b respectively, and recording monitoring/playing module, system management module, system interface module and web server module then are integrated in the equipment entity.
Fig. 6 shows the realization schematic diagram of single many communication speech of TETRA switch recording arrangement, does not repeat them here.
Fig. 7 shows the data flow of communication speech recording system when communicating voice collecting that the embodiment of the invention provides, and its situation with many communication speech of Dual-switch recording arrangement is an example, and for convenience of explanation, only shows part related to the present invention.
As seen from Figure 7, control module is as the core of communication speech recording system, communicate with TETRA API server, get access to the relevant call-information in the TETRA system, and according to call-information, when the TETRA system produces call event, send the control corresponding instruction to the voice collecting node.Simultaneously, the voice collecting node collects the corresponding communication voice by modes such as E1 special lines from the TETRA switch, record work with the communication speech of finishing system.
In above-mentioned flow process, the call event information of TETRA system can be delivered in (any one) control module of communication speech recording system by (any one) the TETRA API server in this system, communication speech is gathered by the TETRA switch by control module control (any one) voice collecting node again, and a plurality of voice collecting nodes in the communication speech recording system all can be connected with one or more TETRA switch, to finish the work of recording of communication speech.Simultaneously, with the system configuration among Fig. 7 is example, according to different engineering configuration needs, when sharing with traffic when being main purpose, voice collecting node A and B gather the communication speech that is assigned to separately independently, when for the fail safe reliability consideration, when being main purpose with the data backup, voice collecting node A and B gather the communication speech of same content, to realize the standby function of two-shipper.Concrete system architecture and trafficwise based on practical project need, do not limit at this.
Fig. 8 shows the communication speech of the communication speech recording system that the embodiment of the invention provides and records workflow, and details are as follows:
1, obtains all conversation group numbers of TETRA system and the personal terminal number of individual call right is arranged.
2, start TETRA system calling event-monitoring.
3, when call event takes place, judge that this call event is that group calling also is individual exhaling.
4, when call event is group calling,, distribute the voice distribution channel for distribution of respective numbers according to called party's quantity of group calling; When call event when exhaling, for the calling party and the callee of call event distributes corresponding voice distribution channel for distribution respectively.
5, send the voice collecting instruction.
6, begin to communicate voice collecting.
7, send and stop voice collecting instruction.
8, stop to communicate voice collecting.
9, after call event finishes, recover monitor state to call event
In embodiments of the present invention, above-mentioned steps 8 also can be carried out after step 9, promptly after call event finishes, to the instruction of voice collecting node transmission stopping accordingly voice collecting, does not do concrete qualification at this again.
In embodiments of the present invention, the communication speech recording system docks with the TETRA system by TETRA API server based on computer network, and the call event of whole TETRA system is monitored.When call event takes place, according to the type of call event, the corresponding voice distribution channel for distribution of dynamic assignment is given different voice collecting nodes, realizes recording for the communication speech of TETRA system whole-network, and control module and voice collecting node are separately disposed, and have realized the online dilatation of system.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. communication speech recording system that is used for pan-European trunked radio TETRA system, it is characterized in that, described communication speech recording system is connected with the application programming interfaces API server of TETRA system and the switch of at least one TETRA system based on computer network, comprising:
Control module is used for distributing the voice distribution channel for distribution according to the call event of TETRA system, and sends the voice collecting control command;
At least one voice collecting node, described voice collecting node comprises a plurality of recording channels, is used for according to described voice collecting control command, gathers/stop the collection communication voice on the voice distribution channel for distribution of distributing;
Described control module and described voice collecting node are deployed in respectively in two and the above equipment entity, perhaps are integrated in the same equipment entity.
2. communication speech recording system as claimed in claim 1 is characterized in that, described control module comprises:
The action listener submodule is used for by described TETRA API server the call event in the TETRA system being monitored;
The channel allocation submodule is used for when call event takes place, according to the type of call event, and the voice distribution channel for distribution of distribution respective numbers;
Voice collecting control submodule is used to send the instruction that begins/stop the communication speech collection.
3. communication speech recording system as claimed in claim 2 is characterized in that, described control module also comprises:
The system information submodule is used to obtain all the conversation group numbers of TETRA system and personal terminal number;
Module is set, is used to be provided with the conversation group number that need communicate voice recording and personal terminal number.
4. communication speech recording system as claimed in claim 2 is characterized in that, when call event was group calling, described channel allocation submodule distributed one or more voice distribution channel for distribution according to called party's quantity;
When call event was individual exhaling, described channel allocation submodule is respectively main calling party and the called party distributes the voice distribution channel for distribution.
5. communication speech recording system as claimed in claim 1 is characterized in that, described voice collecting node also is used for carrying out to described control module the registration and the real-time status transmission of described voice collecting node and recording channel thereof.
6. communication speech recording system as claimed in claim 1 is characterized in that, described control module also is used for distributing the monitoring passage according to the call event of TETRA system, and sends the audio monitoring control command.
7. communication speech recording system as claimed in claim 6 is characterized in that, described communication speech recording system also comprises:
Recording monitoring/playing module is used for according to described audio monitoring control command, on the monitoring passage that distributes call event is monitored, and also is used to play the communication speech that collects.
8. communication speech recording system as claimed in claim 1 is characterized in that, described communication speech recording system also comprises:
Memory module is used for the communication speech that collects is stored;
System management module is used for described communication speech recording system is carried out system management, comprises parameter configuration, condition monitoring and fault warning.
9. communication speech recording system as claimed in claim 1 is characterized in that, described communication speech recording system also comprises:
System interface module is used to described communication speech recording system and being connected of other system that the interface of standard is provided;
Web server module is used for providing communication speech to record service by computer network to other system;
Network client module is used for by described web server module described communication speech recording system being managed and operating.
10. as each described communication speech recording system of claim 7 to 9, it is characterized in that, described recording monitoring/playing module, memory module, system management module, system interface module and web server module are deployed in two and the above equipment entity respectively, perhaps are integrated in the same equipment entity.
CN201110137179.1A 2011-05-25 2011-05-25 A kind of communication speech recording system for TETRA system Expired - Fee Related CN102202099B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110137179.1A CN102202099B (en) 2011-05-25 2011-05-25 A kind of communication speech recording system for TETRA system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110137179.1A CN102202099B (en) 2011-05-25 2011-05-25 A kind of communication speech recording system for TETRA system

Publications (2)

Publication Number Publication Date
CN102202099A true CN102202099A (en) 2011-09-28
CN102202099B CN102202099B (en) 2016-05-11

Family

ID=44662489

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110137179.1A Expired - Fee Related CN102202099B (en) 2011-05-25 2011-05-25 A kind of communication speech recording system for TETRA system

Country Status (1)

Country Link
CN (1) CN102202099B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944599A (en) * 2014-04-18 2014-07-23 天津七一二通信广播有限公司 Rail transit wireless communication terminal equipment based on TETRA
CN110534136A (en) * 2018-05-23 2019-12-03 北京京东尚科信息技术有限公司 The method and apparatus of recording

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1722757A (en) * 2004-07-12 2006-01-18 深圳市友邻通讯设备有限公司 Recording system based on voice communication
CN101141707A (en) * 2007-03-29 2008-03-12 中兴通讯股份有限公司 Digital cluster system and cluster call establishment and release method
CN101771777A (en) * 2008-12-26 2010-07-07 深圳市华伯通讯设备有限公司 Device and system for recording phone voice and fax

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1722757A (en) * 2004-07-12 2006-01-18 深圳市友邻通讯设备有限公司 Recording system based on voice communication
CN101141707A (en) * 2007-03-29 2008-03-12 中兴通讯股份有限公司 Digital cluster system and cluster call establishment and release method
CN101771777A (en) * 2008-12-26 2010-07-07 深圳市华伯通讯设备有限公司 Device and system for recording phone voice and fax

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944599A (en) * 2014-04-18 2014-07-23 天津七一二通信广播有限公司 Rail transit wireless communication terminal equipment based on TETRA
CN110534136A (en) * 2018-05-23 2019-12-03 北京京东尚科信息技术有限公司 The method and apparatus of recording
CN110534136B (en) * 2018-05-23 2022-02-01 北京京东尚科信息技术有限公司 Recording method and device

Also Published As

Publication number Publication date
CN102202099B (en) 2016-05-11

Similar Documents

Publication Publication Date Title
CN102802277B (en) Broadband digital trunked communication system
CN103024209A (en) Power emergency converged communication dispatching command system
CN110430386B (en) Video conference system based on cloud resource pool technology and working method thereof
CN104113938A (en) Scheduling method, device and system
CN108810669A (en) A kind of voice inter-speaking system and method for multistage architecture
CN103297929B (en) Cluster system multi-seat dispatching desk system and achieving method
CN103731540A (en) Distributed speech separation recording system
CN206564671U (en) Communication scheduling system
CN102202099B (en) A kind of communication speech recording system for TETRA system
CN201869372U (en) Triple-play mobile trunking communication system
CN106937265B (en) Ship communication method and device
CN204014087U (en) Dispatching patcher
CN207820128U (en) A kind of new digital intercom colony dispatching device
CN115967742A (en) Urban railway dispatching communication method, system and cluster
CN202662184U (en) Air-ground voice communication management and dispatching system
CN102905197B (en) The device of video dispatching method and data processing method and correspondence and system
CN207697741U (en) A kind of railway digital train dispatch radio communication dispatching desk
WO2016202147A1 (en) Method, device and apparatus for processing voice over internet protocol (voip) resource
CN206533462U (en) Emergent platform all-in-one
CN202736112U (en) Earthquake emergency response linkage commanding and dispatching integrated system
CN109150768B (en) Multimedia scheduling system
CN104640078A (en) Multistandard heterogeneous wireless communication scheduling system integration method
CN106453796B (en) Phone call method, device, system and dispatch server
Tang et al. Design and implementation of information and communication dispatching system based on FreeSwitch platform
JP5768005B2 (en) Data center apparatus, control method and program

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160511

Termination date: 20210525