CN202587218U - Multifunctional mobile portable box and monitoring system - Google Patents

Multifunctional mobile portable box and monitoring system Download PDF

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Publication number
CN202587218U
CN202587218U CN 201120552138 CN201120552138U CN202587218U CN 202587218 U CN202587218 U CN 202587218U CN 201120552138 CN201120552138 CN 201120552138 CN 201120552138 U CN201120552138 U CN 201120552138U CN 202587218 U CN202587218 U CN 202587218U
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China
Prior art keywords
module
video
management center
supervision
data
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Expired - Lifetime
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CN 201120552138
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Chinese (zh)
Inventor
邢宁哲
万莹
李环媛
聂正璞
高崧
田宇
芦博
王春新
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.)
BEIJING 9VATECH Co Ltd
STATE GRID JIBEI ELECTRIC POWER Co Ltd COMMUNICATION MANAGEMENT CENTER
State Grid Corp of China SGCC
Beijing Guodiantong Network Technology Co Ltd
Information and Telecommunication Branch of State Grid Jibei Electric Power Co Ltd
Beijing Fibrlink Communications Co Ltd
Original Assignee
BEIJING 9VATECH Co Ltd
COMMUNICATION MANAGEMENT CENTER OF NORTH CHINA GRID Co Ltd
Beijing Guodiantong Network Technology Co Ltd
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Priority to CN 201120552138 priority Critical patent/CN202587218U/en
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Publication of CN202587218U publication Critical patent/CN202587218U/en
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Abstract

The utility model provides a multifunctional mobile portable box and a monitoring system. The monitoring system comprises a portable box. The portable box comprises a GPS module, a data acquisition module, a video data processing module, an audio processing module, a VoIP communication module, a switching module, an alarm module, a display module, a main control module, a power supply and a keyboard. A transmission module comprises a satellite transmission module, a 3G network transmission module, an optical fiber transmission module, a WIFI transmission module and a wireless data transmitter-receiver module. The portable box adopts the H.264 video compression standard, the sensor technology, the streaming media video processing technology and the like, and also integrates the applications of 3G, WIFI, wireless data transmitter-receiver, satellite and optical fiber communication into a whole. Thus, by utilizing the portable box, videos, voices and data, which are acquired by a camera, are compressed, coded and uploaded to a monitoring management center. Then the monitoring of real-time images and the acquirement of real-time data can be realized by means of computers, handsets, and video walls of the monitoring management center.

Description

A kind of multi-functional mobile carrying case and supervisory control system
Technical field
The utility model relates to the mobile emergency command communication equipment field, relates in particular to a kind of multi-functional mobile carrying case and supervisory control system.
Background technology
Multi-functional mobile carrying case is a cover emergency set of developing to burst emergency such as earthquake, fire, floods, epidemic disease outburst equal time; For government carries out Emergency Countermeasures, emergency command provides relevant information; Have functions such as the condition of a disaster of obtaining information, information sharing inquiry, rapid evaluation, aid decision, order issue, floor manager, dynamically demonstration, information bulletin, and for the communication of the emergent floor manager of realization is unimpeded, on-the-spot in time, data are complete, commander puts in place technical guarantee is provided.
Move carrying case and adopt portable relating to, but the individual soldier carry, the cooperation that need not command car promptly can work independently; At the scene directly and supervision and management center is set up speech, data are got in touch, report and submit field condition, upload the live video image; Supply the leader in time to understand field condition, obtain the firsthand information.Existing carrying case adopts 3G and marine satellite and supervision and management center to connect; Can realize remote real-time monitoring, the double-directional speech intercommunication; Support that computer is browsed, mobile phone is browsed, Surveillance center's video wall is browsed the various viewing mode; Adopt high definition colored, water-repellent video camera, 360 degree infinite place The Cloud Terraces, magnetic-type chassis, adsorbable in vehicle roof; Have the storage of SD card, SATA hard disk; Maximum sustainable work is more than 8 hours when built-in high-capacity lithium battery group, no externally fed; Built-in 12.1 inches liquid crystal display screens are supported local demonstration, cradle head control function, in time select best monitoring scene; Support unlimited idle function, can practice thrift the unlimited rate of network through rolling off the production line on the mode trigger equipments such as warning, note, timing; The band USB interface can external memory device; Button is captured in configuration, captures and uploads the D1 picture, disposes the button of seeking help, and assistance of call monitoring center requests or request are issued an order.
Though existing mobile carrying case can be realized the needs of field emergency or rescue, its allomeric function also exists very big deficiency and defective.
The utility model content
In view of this, the utility model provides a kind of multi-functional mobile carrying case and supervisory control system, also has the very big deficiency and the problem of defective in order to solve existing carrying case allomeric function.Its technical scheme is following:
A kind of multi-functional mobile carrying case comprises: the GPS module is used in real time the motion path of vehicle, the speed and the current location of vehicle being uploaded to Surveillance center; Data acquisition module is used for the data of pick-up transducers detection and is uploaded to supervision and management center; The video data processing module is used for the control of video collecting device and gathers video data, catches vision signal in real time from video capture device, then through H.264 being uploaded to supervision and management center after the encoding compression; Audio processing modules is used for control audio collecting device audio frequency acquiring, and supervision and management center is handled and be uploaded to the audio frequency of gathering; The VOIP communication module is used to realize the VOIP voice communication with supervision and management center; Transport module, be used to realize with external equipment, with the transfer of data of supervision and management center; Switching Module is used to realize the exchange output of said transport module transmission data; Alarm module is used for sending the warning distress signal to supervision and management center; Display module is used to realize that this locality of video pictures browses; Main control module is used to control each module, realizes central processing, Routing Protocol, equipment control and policy selection; Power supply is used for to said each module for power supply; Keyboard is used to supply the user to dial or button operation.
Wherein, transport module comprises: satellite transmits module, 3G network transport module, Optical Fiber Transmission module, WIFI transport module, wireless digital broadcasting station module.
Wherein, external equipment is video capture device, audio collecting device, The Cloud Terrace and decoder, warning input equipment, warning output equipment and various transducer.
Wherein, the video data processing module provides external video interface, supports DV figure image source to insert; The VOIP communication module provides 3.5mm dual track/monophonic audio earphone Mike interface; Wire communication module provides 2 RJ network interfaces, 2 pairs of light mouths, 1 RS485 interface, a RS232 interface; The satellite communication module provides satellite communication interface.
Said alarm module provides the emergency alarm button, triggers the warning distress signal when said button is pressed.
A kind of supervisory control system comprises headend equipment, Network Transmission unit and supervision and management center; Said headend equipment is above-mentioned multi-functional mobile carrying case; Said Network Transmission unit comprises: 3G wireless network, satellite network, WIFI wireless network, wireless digital broadcasting station, power optical fiber private network; Said Network Transmission unit is used to realize the transfer of data of said external equipment and said carrying case, said carrying case and said supervision and management center; Said supervision and management center comprises: database server, storage forwarding server, device management server, the network switching equipment, memory device and display device; Said database server is used to provide users' at different levels authentication/authorization services, is responsible for equipment networking authentication and terminal use's access authentication; Checking user's access rights and priority, visit and operation that monitoring and recording user carry out; The legitimacy of checking access device, and registration legitimate device; Single-sign-on is provided, concentrates rights management service; The appointment of the centralized configuration management of responsible mechanism to whole system, personnel, role, headend equipment, remote alarms equipment, various intermediary service modules, the configuration of headend equipment parameter, the strategy of reporting to the police, warning associate management, backstage service are specified and execution; Said storage forwarding server is used for being responsible for the storage of video and the retrieval and the playback of Video Document, and the forwarding of responsible vision signal, handles the real time inspection instruction from client, and visit is used for real-time video/video file program request to focus; Said device management server is used for the said equipment display device of managing memory apparatus, the network switching equipment and display device, comprising: decoder, image splitter and display screen; Said display device, the video image that is used for said headend equipment is passed back carry out image segmentation behind decoder decode, the image after will cutting apart is presented on the display screen.
Said database server also is used to be in charge of the current running status of said device management server and said storage forwarding server.
Said database server is deposited system data, user data, device parameter and the equipment working state data of said supervision and management center.
Said storage forwarding server also is used to utilize technological when not influencing the picture quality of displaying live view, the providing of double fluid of encoder to subtract the frame storage.
Multi-functional mobile carrying case and supervisory control system that the utility model provides; Adopt H.264 video compression, transducer, streaming media video process etc. techniques; 3G, WIFI, wireless digital broadcasting station, satellite and Fibre Optical Communication Technology have been combined simultaneously; Realized video, the voice-and-data of camera acquisition are carried out compressed encoding; Be uploaded to supervision and management center then, the user can pass through computer, mobile phone and supervision and management center video wall monitoring realtime graphic, gather real time data and analyze, realized the encoding and decoding, encryption and decryption of Voice & Video data, mutual, transmission/reception and remote control function on the whole.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is the embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the accompanying drawing that provides.
The structural representation of the multi-functional mobile carrying case that Fig. 1 provides for the utility model embodiment;
Multi-functional mobile carrying case that Fig. 2 provides for the utility model embodiment and external equipment, the sketch map that communicates with monitoring management.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
The utility model embodiment one provides a kind of multi-functional mobile carrying case; Fig. 1 is the structural representation of this carrying case, and the carrying case among Fig. 1 comprises: GPS module 101, data acquisition module 102, video data processing module 103, audio processing modules 104, VOIP communication module 105, transport module 106, Switching Module 107, alarm module 108, display module 109, main control module 110, keyboard 111 and power supply 112.
GPS module 101 is used in real time the motion path of vehicle, the speed and the current location of vehicle being uploaded to Surveillance center; Data acquisition module 102 is used for the data of pick-up transducers detection and is uploaded to supervision and management center; Video data processing module 103 is used for the control of video collecting device and gathers video data, catches vision signal in real time from video capture device, then through being uploaded to supervision and management center after the encoding compression; Audio processing modules 104 is used for control audio collecting device audio frequency acquiring, and supervision and management center is handled and be uploaded to the audio frequency of gathering; VOIP communication module 105 is used to realize the VOIP voice communication with supervision and management center; Transport module 106, be used to realize with external equipment, with the transfer of data of supervision and management center; Switching Module 107 is used to realize the exchange output of transport module transmission data; Alarm module 108 is used for sending the warning distress signal to supervision and management center; Display module 109 is used to realize that this locality of video pictures browses; Main control module 110 is used to control each module, realizes central processing, Routing Protocol, equipment control and policy selection; Keyboard 111 is used to offer the user, and the user dials or button operation through keyboard; Power supply 112 is used for to each module for power supply.
Wherein, transport module 106 comprises: satellite transmits module 1061,3G network transport module 1062, Optical Fiber Transmission module 1063, WIFI transport module 1064 and wireless digital broadcasting station module 1065.
In the present embodiment; Video data processing module 103 adopts H.264 to encoding video signal, H.264 is that main feature is that data compression ratio is higher by a new digital video coding standard of the joint video team JVT proposition of the MPEG of the moving picture expert group amalgamated consolidation of the VCEG of video coding expert group of ITU-T and ISO/IEC; Under equal image quality; H.264 data compression rate is higher 2 times than H.263, and is higher 1.5 times than MPEG-4, can be faster in transmission through network.
The carrying case that present embodiment provides provides VOIP function of voice communication; VOIP voice communication technology is the technical packetizing of a kind of IP of being based upon, digitlization transmission technology; Its maximum advantage is to adopt Internet and the interconnected environment of global ip widely, provides than traditional business more to many better service.The basic principle of VOIP voice communication is: carry out compressed encoding through the compress speech voice and handle; Pack speech data by related protocols such as IP then; Arrive the destination to data packet transmission through IP network, string together VoP again, after the decoding decompression processing; Revert to original voice signal, thereby reach the purpose that transmits speech by IP network.
As shown in Figure 2; The multi-functional mobile carrying case that the utility model embodiment provides passes through WIFI transport module 1064, wireless digital broadcasting station module 1065 realizes and the transfer of data of external equipment, via satellite the transfer of data of transport module 1061,3G network transport module 1062 and 1063 realizations of Optical Fiber Transmission module and supervision and management center.Wherein external equipment comprises video capture device, audio collecting device, The Cloud Terrace and decoder, warning input equipment, warning output equipment and various transducer.
In the present embodiment; Video data processing module 103 also is used for being recorded a video in emergent scene; Video processing module adopts 2.5 inches SANA form 320G hard disk circulation video recording patterns; The non-interrupted picture recording of realization to meeting an urgent need on-the-spot 7*24 hour, and to the packing of video recording automatic segmentation, the content of will recording a video is preserved.Display module 109 is one 12 inches a display screen, can realize that this locality of video pictures is browsed, the selection of cradle head control and best monitoring scene; WIFI transport module 1064 is supported the WIFI802.11b/g radio communication, and spacious district coverage is not less than 100 meters, joins the WIFI phone.
In the multi-functional mobile carrying case that the utility model embodiment provides, video data processing module 103 provides external video interface, supports DV figure image source to insert; VOIP communication module 105 provides 3.5mm dual track/monophonic audio earphone Mike interface; Transport module 106 provides 2 RJ network interfaces, 2 pairs of light mouths, 1 RS485 interface, a RS232 interface, a satellite communication interface.
Each function of the carrying case that the utility model embodiment provides adopts modularized design, can select assembling; Employing prevents the measure of electromagnetic interference, prevents because of problems such as electromagnetic interference cause the image harmonic wave, the packet loss of communicating by letter is interrupted; Adopt electronics damping and mechanical shock absorption, influence this carrying case when preventing the vehicle-mounted use in long-time open-air hill path.
The multi-functional mobile carrying case that the utility model provides; Adopt H.264 video compression, transducer, streaming media video process etc. techniques; 3G, WIFI, wireless digital broadcasting station, satellite and Fibre Optical Communication Technology have been combined simultaneously; Realized video, the voice-and-data of camera acquisition are carried out compressed encoding, be uploaded to supervision and management center then.
Embodiment two
The utility model embodiment two provides a kind of supervisory control system, and this system comprises headend equipment, transmission network unit and supervision and management center.Wherein, the multi-functional mobile carrying case that headend equipment provides for embodiment two, Network Transmission unit are 3G wireless network, satellite network, WIFI wireless network, wireless digital broadcasting station, power optical fiber private network.The Network Transmission unit is used to realize the transfer of data of external equipment and carrying case, carrying case and supervision and management center; Supervision and management center is the control and command center of whole monitoring system, comprising: database server, storage forwarding server, device management server, the network switching equipment, memory device, display device and client rs PC.
Wherein, database server is used to provide users' at different levels authentication/authorization services, is responsible for equipment networking authentication and terminal use's access authentication; Checking user's access rights and priority, visit and operation that monitoring and recording user carry out; The legitimacy of checking access device, and registration legitimate device; Single-sign-on is provided, concentrates rights management service; The appointment of the centralized configuration management of responsible mechanism to whole system, personnel, role, headend equipment, remote alarms equipment, various intermediary service modules, the configuration of headend equipment parameter, the strategy of reporting to the police, warning associate management, backstage service are specified and execution; Also be used to be in charge of the current running status of said device management server and said storage forwarding server.Database server is deposited system data, user data, device parameter and the equipment working state data of supervision and management center.
Wherein, the storage forwarding server is used for being responsible for the storage of video and the retrieval and the playback of Video Document, and the forwarding of responsible vision signal, handles the real time inspection instruction from client, and visit is used for real-time video/video file program request to focus; Also be used to utilize technological when not influencing the picture quality of displaying live view, the providing of double fluid of encoder to subtract the frame storage, with conserve storage.
Wherein, device management server is used for managing memory apparatus, the network switching equipment and display device.Display device comprises: decoder, image splitter and display screen, and display device, the video image that is used for headend equipment is passed back carry out image segmentation behind decoder decode, and the image after will cutting apart is presented on the display screen.In the present embodiment, display screen is a video wall, and decoder both can be corresponding one by one with the encoder of front end, also can be according to the quantity configuration of video wall monitor.
The system that the utility model embodiment provides, can realize following function: supervision and management center and headend equipment are the double-directional speech intercommunication of multifunctional portable case; When the staff presses the alarm button of multifunctional portable case; Supervision and management center can be exported the warning of multiple mode simultaneously, like sound prompting, Pop-up message, ejection picture, trigger camera lens in set, the dual warning, output switching value etc. that trigger video recording and combine GIS; System supports the GPS map display function; The GPS module of multifunctional portable case is uploaded to supervision and management center with the operating path of vehicle, the speed and the current location of vehicle in real time, and supervision and management center can show the operating path of vehicle, the speed and the current location of vehicle in real time; The client user can capture the video image of front end, preserves the picture of wanting in real time.
In the supervisory control system that the utility model provides; Multi-functional mobile carrying case adopts H.264 video compression, transducer, streaming media video process etc. techniques; 3G, WIFI, wireless digital broadcasting station, satellite and Fibre Optical Communication Technology have been combined simultaneously; Video, the voice-and-data of camera acquisition are carried out compressed encoding; Be uploaded to supervision and management center then, the user can pass through computer, mobile phone and supervision and management center video wall monitoring realtime graphic, gather real time data and analyze, realized the encoding and decoding, encryption and decryption of Voice & Video data, mutual, transmission/reception and remote control function on the whole.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims (5)

1. a multi-functional mobile carrying case is characterized in that, comprising:
The GPS module is used in real time the motion path of vehicle, the speed and the current location of vehicle being uploaded to Surveillance center;
Data acquisition module is used for the data of pick-up transducers detection and is uploaded to supervision and management center;
The video data processing module is used for the control of video collecting device and gathers video data, catches vision signal in real time from video capture device, then through H.264 being uploaded to supervision and management center after the encoding compression;
Audio processing modules is used for control audio collecting device audio frequency acquiring, and supervision and management center is handled and be uploaded to the audio frequency of gathering;
The VOIP communication module is used to realize the VOIP voice communication with supervision and management center;
Transport module, be used to realize with external equipment, with the transfer of data of supervision and management center;
Switching Module is used to realize the exchange output of said transport module transmission data;
Alarm module is used for sending the warning distress signal to supervision and management center;
Display module is used to realize that this locality of video pictures browses;
Main control module is used to control each module, realizes central processing, Routing Protocol, equipment control and policy selection;
Power supply is used for to said each module for power supply;
Keyboard is used to supply the user to dial or button operation;
Said transport module comprises: satellite transmits module, 3G network transport module, Optical Fiber Transmission module, WIFI transport module, wireless digital broadcasting station module.
2. carrying case according to claim 2 is characterized in that, said external equipment is video capture device, audio collecting device, The Cloud Terrace and decoder, warning input equipment, warning output equipment and various transducer.
3. carrying case according to claim 1 is characterized in that, said video data processing module provides external video interface, supports DV figure image source to insert;
Said VOIP communication module provides 3.5mm dual track/monophonic audio earphone Mike interface;
Said wire communication module provides 2 RJ network interfaces, 2 pairs of light mouths, 1 RS485 interface, a RS232 interface;
Said satellite communication module provides satellite communication interface.
4. carrying case according to claim 3 is characterized in that said alarm module provides the emergency alarm button, triggers the warning distress signal when said button is pressed.
5. a supervisory control system is characterized in that, comprises headend equipment, Network Transmission unit and supervision and management center;
Said headend equipment is like any described multi-functional mobile carrying case among the claim 1-4;
Said Network Transmission unit comprises: 3G wireless network, satellite network, WIFI wireless network, wireless digital broadcasting station, power optical fiber private network;
Said Network Transmission unit is used to realize the transfer of data of said external equipment and said carrying case, said carrying case and said supervision and management center;
Said supervision and management center comprises: database server, storage forwarding server, device management server, the network switching equipment, memory device and display device, client rs PC.
CN 201120552138 2011-12-26 2011-12-26 Multifunctional mobile portable box and monitoring system Expired - Lifetime CN202587218U (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102938836A (en) * 2012-12-10 2013-02-20 刘学军 Real-time dynamic remote judicial evidence obtaining system
CN103281516A (en) * 2013-05-17 2013-09-04 国家电网公司 Portable video terminal, video return system and method
CN103647952A (en) * 2013-12-19 2014-03-19 广东立沃信息科技有限公司 Portable mobile video monitoring system
CN104092989A (en) * 2014-07-11 2014-10-08 国家电网公司 Power distribution line operating detection device based on wireless network video transmission
CN104536342A (en) * 2014-12-12 2015-04-22 广西科技大学 General data acquisition device of communication base station
CN104574778A (en) * 2015-01-19 2015-04-29 哈尔滨工业大学 Limited duration fire hazard monitoring device and method based on short message service of Beidou satellite positioning system
CN105979227A (en) * 2016-06-29 2016-09-28 国网福建省电力有限公司 Electricity intranet and internet integrated video transmission device based on CPCI interface
CN106331731A (en) * 2016-08-29 2017-01-11 江门市川琪科技有限公司 Video/audio signal real-time transmission device
CN107395413A (en) * 2017-07-19 2017-11-24 湖南竞投智能信息技术有限公司 A kind of real-time rescue based on audio frequency and video, processing and scheduling system
CN108401130A (en) * 2018-04-04 2018-08-14 广州市欧域科技有限公司 A kind of monitoring TV wall for video conference
CN108810450A (en) * 2017-04-26 2018-11-13 无锡新思联信息技术有限公司 A kind of Internet of Things video resource management equipment and Internet of Things video resource manage system
CN113301296A (en) * 2021-04-14 2021-08-24 筑讯(北京)科技有限公司 Wireless mobile video monitoring system and method

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102938836B (en) * 2012-12-10 2015-04-22 刘学军 Real-time dynamic remote judicial evidence obtaining system
CN102938836A (en) * 2012-12-10 2013-02-20 刘学军 Real-time dynamic remote judicial evidence obtaining system
CN103281516A (en) * 2013-05-17 2013-09-04 国家电网公司 Portable video terminal, video return system and method
CN103281516B (en) * 2013-05-17 2017-02-08 国家电网公司 Portable video terminal, video return system and method
CN103647952A (en) * 2013-12-19 2014-03-19 广东立沃信息科技有限公司 Portable mobile video monitoring system
CN104092989A (en) * 2014-07-11 2014-10-08 国家电网公司 Power distribution line operating detection device based on wireless network video transmission
CN104536342A (en) * 2014-12-12 2015-04-22 广西科技大学 General data acquisition device of communication base station
CN104574778A (en) * 2015-01-19 2015-04-29 哈尔滨工业大学 Limited duration fire hazard monitoring device and method based on short message service of Beidou satellite positioning system
CN104574778B (en) * 2015-01-19 2017-02-22 哈尔滨工业大学 Limited duration fire hazard monitoring device and method based on short message service of Beidou satellite positioning system
CN105979227B (en) * 2016-06-29 2019-07-26 国网福建省电力有限公司 A kind of electric power intranet and extranet integration video transmission equipment based on CPCI interface
CN105979227A (en) * 2016-06-29 2016-09-28 国网福建省电力有限公司 Electricity intranet and internet integrated video transmission device based on CPCI interface
CN106331731A (en) * 2016-08-29 2017-01-11 江门市川琪科技有限公司 Video/audio signal real-time transmission device
CN108810450A (en) * 2017-04-26 2018-11-13 无锡新思联信息技术有限公司 A kind of Internet of Things video resource management equipment and Internet of Things video resource manage system
CN107395413A (en) * 2017-07-19 2017-11-24 湖南竞投智能信息技术有限公司 A kind of real-time rescue based on audio frequency and video, processing and scheduling system
CN108401130A (en) * 2018-04-04 2018-08-14 广州市欧域科技有限公司 A kind of monitoring TV wall for video conference
CN113301296A (en) * 2021-04-14 2021-08-24 筑讯(北京)科技有限公司 Wireless mobile video monitoring system and method

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Owner name: XINTONG BRANCH COMPANY, STATE GRID JIBEI ELECTRIC

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