CN101977308A - Visible command system for video and audio bidirectional transmission and switched networking - Google Patents
Visible command system for video and audio bidirectional transmission and switched networking Download PDFInfo
- Publication number
- CN101977308A CN101977308A CN201010569805XA CN201010569805A CN101977308A CN 101977308 A CN101977308 A CN 101977308A CN 201010569805X A CN201010569805X A CN 201010569805XA CN 201010569805 A CN201010569805 A CN 201010569805A CN 101977308 A CN101977308 A CN 101977308A
- Authority
- CN
- China
- Prior art keywords
- light
- node
- video
- audio
- terminal
- 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
Links
Images
Abstract
The invention discloses a visible command system for video and audio bidirectional transmission and switched networking. The system comprises a primary command center, a secondary command branch center and a tertiary command branch center; a node of each command center comprises a central centralized control server or a networking server, a client, a light receiver machine, a light transmitter machine, a video matrix and an audio matrix; the video matrix and the audio matrix are connected with a control manager, a system control keyboard and an input/output device through RS485 control buses; the control manager is connected with the central centralized control server or the networking server; and a network switching device is connected with the central centralized control server or the networking server, the client, a network port of the light transmitter machine and a network port of the light receiver machine of each node, and signaling exchange is realized by TCP/IP interconnection. The system integrates the video and audio bidirectional transmission and the switched networking so that all the command centers and the command branch centers of the system can realize video and audio bidirectional transmission and the resources of each node are shared.
Description
Technical field
The present invention relates to a kind of communication network transmission technology, relate in particular to the visual command system of transmission of a kind of video and audio frequency bidirectional and exchange networking.
Background technology
Existing visual command system has comprised Monitor And Control Subsystem and conference subsystem, and the construction of Monitor And Control Subsystem and conference subsystem is relatively independent, the cost height, and the mutual integration technology difficulty of two system is big, and repeated construction is many.Along with expanding economy, particularly to strengthen armed forces relying on science and technology, science and technology demands such as police, City Integrated Emergency Response System by force, existing visual command system can not meet the demands.
The technical scheme of existing visual command system and visual commander's actual combat require deviation far away, visual command system requires the two-way interactive (visual commander, report) of decision-making level, execution level unit's video and audio frequency, share social supervisory control system video resource simultaneously, provide decision information to greatest extent, implementation and supervision dynamics and effect.
But existing Monitor And Control Subsystem adopts grass-roots unit's Monitor And Control Subsystem to transmit vision signal to superior unit step by step mostly, realizes the preferentially video resource of shared subordinate unit of superior unit height, referring to Fig. 1.Realize that command function needs other systems such as the video conferencing system (video conference system), communication system by special use.
Look audio frequency bidirectional mutual (visual commander) what realize command system, common system adopts special-purpose video conferencing system to realize mostly, referring to Fig. 2, but depend on the video conferencing system of network, adopt H.264 mostly or MPEG4 compression transmission, image has certain loss, network delay inevitable especially, satisfies than difficult for high definition, real-time visual commander's demand.To thoroughly address these problems, pay high cost and be on the one hand, want to take into account rationally, system architecture is more difficult problem really flexibly.
Summary of the invention
The object of the present invention is to provide the visual command system of transmission of a kind of video and audio frequency bidirectional and exchange networking, this visual command system can be realized video and audio frequency bidirectional transmission, the resource-sharing of each node, systematic economy practicality.
To achieve these goals, the present invention adopts following technical scheme:
The visual command system of a kind of video and audio frequency bidirectional transmission and exchange networking, comprise one-level command centre, its node is A, secondary commander branch center, and its node is Ax, x=1,2,3 ... n, three grades of commander branch centers, its node is Axy, x=1,2,3 ... n, y=1,2,3 ... n, wherein n is a natural number;
The node A of described one-level command centre comprises center collection control server, client and light-receiving terminal, the light-receiving terminal of one-level command centre sends terminal through the light that optical fiber connects secondary commander branch center, center collection control server admin each node networked server and client-side information, and the equipment of managing this node;
The node Ax of described secondary commander branch center comprises networked server, client, light-receiving terminal and light and sends terminal, the light-receiving terminal of secondary commander branch center sends terminal through the light that optical fiber connects three grades of commander branch centers, the light of secondary commander branch center sends terminal connects one-level command centre through optical fiber light-receiving terminal, networked server is handled the center collection control server signaling of the one-level node A of command centre, and the equipment of managing this node;
The node Axy of described three grades of commander branch centers comprises networked server, client and light and sends terminal, the light of three grades of commander branch centers sends terminal connects secondary commander branch center through optical fiber light-receiving terminal, networked server is handled the center collection control server signaling of the one-level node A of command centre, and the equipment of managing this node;
Described each node includes video matrix and Audio Matrix, and video matrix is connected with input-output equipment with control manager, system's supervisory keyboard through RS485 distributed system control bus with Audio Matrix;
The video inputs of described video matrix connects light-receiving terminal of this node and the video output terminals that light sends terminal, the light-receiving terminal of this this node sends the vision signal of terminal with the transmission downstream site through the light that optical fiber connects downstream site, the light of this this node sends terminal and connects the vision signal of the light-receiving terminal of superior node with the transmission superior node through optical fiber, the video inputs of video matrix also connects the output of meeting video and monitor video, the video output terminals of video matrix connects light-receiving terminal of this node and the video inputs that light sends terminal, the light-receiving terminal of this this node is sent vision signal into downstream site, the light of this this node sends terminal vision signal is sent into superior node, and the video output terminals of video matrix also connects display screen and DVR video inputs;
The audio input end of described Audio Matrix connects light-receiving terminal of this node and the audio output that light sends terminal, the light-receiving terminal of this this node sends the audio signal of terminal with the transmission downstream site through the light that optical fiber connects downstream site, the light of this this node sends terminal and connects the audio signal of the light-receiving terminal of superior node with the transmission superior node through optical fiber, the audio input end of Audio Matrix also connects the output of conference audio and monitoring audio frequency, the audio output of Audio Matrix connects light-receiving terminal of this node and the audio input end that light sends terminal, the light-receiving terminal of this this node is sent audio signal into downstream site, the light of this this node sends terminal audio signal is sent into superior node, and the audio output of Audio Matrix also connects stereo set and DVR audio input end;
Described control manager connects center collection control server or networked server; The network switching equipment sends the terminal network interface and is connected with light-receiving terminal network interface through the center collection control server of interface and each node itself or networked server, client, light, the server of described each node, client, light send the terminal network interface and light-receiving terminal network interface interconnects by TCP/IP, realizes the interchange of signaling.
The light-receiving terminal of described one-level command centre sends terminal through each light that optical fiber connects secondary commander branch center respectively, and the light-receiving terminal of described each secondary commander branch center connects the light transmission terminals of three grades of commander branch centers its branch under respectively through optical fiber.
The present invention is with video and audio frequency bidirectional transmits and the exchange networking combines together, utilize the function of exchange of video, audio frequency switching matrix, the two-way physical connection of direct or indirect Voice ﹠ Video is all set up in all command centres of system, commander branch center, forms networking by the network switching equipment; And the Voice ﹠ Video resource of each node of visual command system of the present invention, each node can be shared.Therefore, on the basis of visual command system of the present invention, build and build again more massive visual command system, can rely on and increase the node of visual command system just can finish, thereby each node of visual command system is constantly expanded, be the constantly demand service of development, insert, must play a greater and greater role for visual command system as urban road monitor, enterprises and institutions' monitoring with affiliated area under one's jurisdiction.
Description of drawings
Fig. 1 is existing Monitor And Control Subsystem networking schematic diagram;
Fig. 2 is the visual command system networking schematic diagram of existing video conferencing system;
Fig. 3 is the visual command system networking schematic diagram of video of the present invention and audio frequency bidirectional transmission and exchange networking;
Fig. 4 is a control and management schematic diagram of the present invention;
Fig. 5 is a transmission platform schematic diagram of the present invention;
Fig. 6 is video matrix, Audio Matrix and the network switching equipment connection diagram of node of the present invention.
Embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
Referring to Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the visual command system of a kind of video and audio frequency bidirectional transmission and exchange networking comprises one-level command centre, and its node is A, secondary commander branch center, its node is Ax, x=1,2,3 ... n, three grades of commander branch centers, its node is Axy, x=1,2,3 ... n, y=1,2,3 ... n, wherein n is a natural number; Below be that (A1, A2), the node of three grades of commander branch centers is that Axy (A11, A12, A21, A22) illustrates for example to Ax with the node of secondary commander branch center.
The node A of described one-level command centre comprises center collection control server, client, two light-receiving terminals 12, and video matrix and Audio Matrix.Two light-receiving terminals 12 of one-level command centre send terminal 21 through the light that optical fiber connects secondary commander branch center respectively, that is: two of node A light-receiving terminals 12 send terminal 21 through the light of optical fiber difference connected node A1, A2, center collection control server admin each node networked server and client-side information, and the equipment of managing this node.
It is a pair of equipment that light-receiving terminal and light send terminal, and both are used; Each equipment that light-receiving terminal and light send terminal has all comprised output and input.
The video inputs of node A video matrix connects the video output terminals of the light-receiving terminal 12 of this node, two light-receiving terminals 12 of this node A send the vision signal of terminal 21 with transmission downstream site A1, A2 through the light that optical fiber connects downstream site A1, A2, and the video inputs of video matrix also connects the output of meeting video and monitor video; The video output terminals of video matrix connects the video inputs of the light-receiving terminal 12 of this node A, two light-receiving terminals 12 of this node A are sent vision signal into downstream site A1, A2, the video output terminals of video matrix also connects display screen and DVR video inputs, (DVR DigitalVideoRecorder DVR, i.e. digital video recorder).
The audio input end of node A Audio Matrix connects the audio output of the light-receiving terminal 12 of this node, two light-receiving terminals 12 of this node A send the audio signal of terminal 21 with transmission downstream site A1, A2 through the light that optical fiber connects downstream site A1, A2, and the audio input end of Audio Matrix also connects the output of conference audio and monitoring audio frequency; The audio output of Audio Matrix connects the audio input end of the light-receiving terminal 12 of this node A, two light-receiving terminals 12 of this node A are sent audio signal into downstream site A1, A2, and the audio output of Audio Matrix also connects stereo set and DVR audio input end.
The vision signal of described node A and audio signal all can be by 12 transmission of a light-receiving terminal.Then adopt 12 transmission of two light-receiving terminals for getting in touch with two node communications of downstream site A1, A2.
Node A video matrix is connected with input-output equipment with control manager, system's supervisory keyboard through RS485 distributed system control bus with Audio Matrix, and input equipment comprises all kinds of video cameras and sound console etc., and output equipment comprises kinds of displays and power amplifier etc.
Described control manager connects center collection control server, and the network switching equipment is connected with center collection control server, client, light-receiving terminal network interface through interface, and by the TCP/IP interconnection, realizes the interchange of signaling.
The model of described center collection control server is that the model of HV-VATB-S, client is that the model of HV-VATB-C, light-receiving terminal is LW20000-R, the model of video matrix is that the model of HV-VAM2564-V, Audio Matrix is HV-VAM2564-A, and the network switching equipment is the router and the interchanger of CISCO brand.
Node A1, the A2 of described secondary commander branch center comprises networked server, client, light-receiving terminal, light transmission terminal, and video matrix and Audio Matrix.The light-receiving terminal of each secondary commander branch center sends terminal through the light that optical fiber connects three grades of commander branch centers under its branch respectively, that is: two of node A1 light-receiving terminals send terminal through the light of optical fiber difference connected node A11, A12, two light-receiving terminals of node A2 send terminal through the light of optical fiber difference connected node A21, A22, the light of secondary commander branch center sends terminal connects one-level command centre through optical fiber light-receiving terminal, networked server is handled the center collection control server signaling of the one-level node A of command centre, and the equipment of managing this node.
Referring to Fig. 5, Fig. 6, wherein: Fig. 6 is video matrix, Audio Matrix and the network switching equipment connection diagram of secondary commander branch center (node A1), the Reference numeral that is marked among Fig. 5 and Fig. 6 is for secondary commander branch center (node A1) and one-level command centre (node A) and three grades of signal transmission relation of commanding branch centers (A11) being described, having typicalness.
Two light-receiving terminal video output terminals 231 and a light that the video inputs of node A1 video matrix 24 connects this node send terminal video output terminals 211, two light-receiving terminals 23 of this node A1 send the vision signal of terminal 32 with transmission downstream site A11, A12 through the light that optical fiber connects downstream site A11, A12, the light of this node A1 sends terminal 21 and connects the vision signal of the light-receiving terminal 12 of superior node A with transmission superior node A through optical fiber, and the video inputs of video matrix 24 also connects the output of meeting video and monitor video; Two light-receiving terminal video inputs 232 and a light that the video output terminals of video matrix 24 connects this node A1 send terminal video inputs 212, two light-receiving terminals 23 of this node A1 are sent vision signal into downstream site A11, A12, the light of this node A1 sends terminal 21 vision signal is sent into superior node A, and the video output terminals of video matrix 24 also connects display screen and DVR video inputs.
Two light-receiving terminal audio outputs 233 and a light that the audio input end of node A1 Audio Matrix 25 connects this node send terminal audio output 213, two light-receiving terminals 23 of this node A1 send the audio signal of terminal 32 with transmission downstream site A11, A12 through the light that optical fiber connects downstream site A11, A12, the light of this node A1 sends terminal 21 and connects the audio signal of the light-receiving terminal 12 of superior node A with transmission superior node A through optical fiber, and the audio input end of Audio Matrix 25 also connects the output of conference audio and monitoring audio frequency; Two light-receiving terminal audio input ends 234 and a light that the audio output of Audio Matrix 25 connects this node A1 send terminal audio input end 214, two light-receiving terminals 23 of this node A1 are sent audio signal into downstream site A11, A12, the light of this node A1 sends terminal 21 audio signal is sent into superior node A, and the audio output of Audio Matrix 25 also connects stereo set and DVR audio input end.
The vision signal of described node A1 and audio signal all can be by two optical receivers 23 and optical transmitter 21 transmission.Then adopt 23 transmission of two light-receiving terminals for getting in touch, then adopt a light to send terminal 21 transmission for writing to each other with superior node A with two node communications of downstream site A11, A12.
Node A1 video matrix 24 is connected with input-output equipment with control manager, system's supervisory keyboard through RS485 distributed system control bus with Audio Matrix 25, input equipment comprises all kinds of video cameras and sound console etc., and output equipment comprises kinds of displays and power amplifier etc.The structure of node A2 video matrix and Audio Matrix and connected mode are identical with structure and the connected mode of node A1.
Described control manager connects networked server, and the network switching equipment sends the terminal network interface through interface with networked server, client, light and is connected with light-receiving terminal network interface, and by the TCP/IP interconnection, realizes the interchange of signaling.
The model of described networked server is that the model of HV-VATB-L, client is that the model of HV-VATB-C, light-receiving terminal is that the model that LW20000-R, light send terminal is LW20000-T, the model of video matrix is that the model of HV-VAM2564-V, Audio Matrix is HV-VAM2564-A, and the network switching equipment is the router and the interchanger of CISCO brand.
Node A11, A12, A21, the A22 of described three grades of commander branch centers comprises networked server, client, light transmission terminal, and video matrix and Audio Matrix.The light of three grades of commander branch centers sends terminal and connects the light-receiving terminal that secondary is commanded the branch center through optical fiber, and networked server is handled the center collection control server signaling of the one-level node A of command centre, and the equipment of managing this node.
The video inputs of node A11 video matrix connects the video output terminals of the light transmission terminal 32 of this node, the light of this node A11 sends terminal 32 and connects the vision signal of the light-receiving terminal 23 of superior node A1 with transmission superior node A1 through optical fiber, and the video inputs of video matrix also connects the output of meeting video and monitor video; The video output terminals of video matrix connects the video inputs of the light transmission terminal 32 of this node A11, and the light of this node A11 sends terminal 32 vision signal is sent into superior node A1, and the video output terminals of video matrix also connects display screen and DVR video inputs.
The audio input end of node A11 Audio Matrix connects the audio output of the light transmission terminal 32 of this node, the light of this node A11 sends terminal 32 and connects the audio signal of the light-receiving terminal 23 of superior node A1 with transmission superior node A1 through optical fiber, and the audio input end of Audio Matrix also connects the output of conference audio and monitoring audio frequency; The audio output of Audio Matrix connects the audio input end of the light transmission terminal 32 of this node A11, and the light of this node A11 sends terminal 32 audio signal is sent into superior node A1, and the audio output of Audio Matrix also connects stereo set and DVR audio input end.
Node A11 video matrix is connected with input-output equipment with control manager, system's supervisory keyboard through RS485 distributed system control bus with Audio Matrix, input equipment comprises all kinds of video cameras and sound console etc., and output equipment comprises kinds of displays and power amplifier etc.The structure of node A12, A21, A22 video matrix and Audio Matrix and connected mode are identical with structure and the connected mode of node A11.
Described control manager connects networked server, and the network switching equipment sends the terminal network interface through interface with networked server, client, light and is connected, and by the TCP/IP interconnection, realizes the interchange of signaling.
The model of described networked server is that the model of HV-VATB-L, client is that the model that HV-VATB-C, light send terminal is LW20000-R, the model of video matrix is that the model of HV-VAM6416-V, Audio Matrix is HV-VAM6416-A, and the network switching equipment is the router and the interchanger of CISCO brand.
The parts of three grades of command centres recited above and equipment constituted one complete have vision signal, audio signal and can network and be the visual command system of transmitted in both directions and exchange.By software, the server of described each node, client, light send the terminal network interface and light-receiving terminal network interface interconnects by TCP/IP, realizes the interchange of signaling; The client of each node directly is subordinate to the center collection control server of the node A of one-level command centre.
Being preferred embodiment of the present invention only below, is not to be used to limit protection scope of the present invention, therefore, all any modifications of being done within the spirit and principles in the present invention, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. the visual command system of transmission of video and audio frequency bidirectional and exchange networking, it is characterized in that: comprise one-level command centre, its node is A, secondary commander branch center, and its node is Ax, x=1,2,3 ... n, three grades of commander branch centers, its node is Axy, x=1,2,3 ... n, y=1,2,3 ... n, wherein n is a natural number;
The node A of described one-level command centre comprises center collection control server, client and light-receiving terminal, the light-receiving terminal of one-level command centre sends terminal through the light that optical fiber connects secondary commander branch center, center collection control server admin each node networked server and client-side information, and the equipment of managing this node;
The node Ax of described secondary commander branch center comprises networked server, client, light-receiving terminal and light and sends terminal, the light-receiving terminal of secondary commander branch center sends terminal through the light that optical fiber connects three grades of commander branch centers, the light of secondary commander branch center sends terminal connects one-level command centre through optical fiber light-receiving terminal, networked server is handled the center collection control server signaling of the one-level node A of command centre, and the equipment of managing this node;
The node Axy of described three grades of commander branch centers comprises networked server, client and light and sends terminal, the light of three grades of commander branch centers sends terminal connects secondary commander branch center through optical fiber light-receiving terminal, networked server is handled the center collection control server signaling of the one-level node A of command centre, and the equipment of managing this node;
Described each node includes video matrix and Audio Matrix, and video matrix is connected with input-output equipment with control manager, system's supervisory keyboard through RS485 distributed system control bus with Audio Matrix;
The video inputs of described video matrix connects light-receiving terminal of this node and the video output terminals that light sends terminal, the light-receiving terminal of this this node sends the vision signal of terminal with the transmission downstream site through the light that optical fiber connects downstream site, the light of this this node sends terminal and connects the vision signal of the light-receiving terminal of superior node with the transmission superior node through optical fiber, the video inputs of video matrix also connects the output of meeting video and monitor video, the video output terminals of video matrix connects light-receiving terminal of this node and the video inputs that light sends terminal, the light-receiving terminal of this this node is sent vision signal into downstream site, the light of this this node sends terminal vision signal is sent into superior node, and the video output terminals of video matrix also connects display screen and DVR video inputs;
The audio input end of described Audio Matrix connects light-receiving terminal of this node and the audio output that light sends terminal, the light-receiving terminal of this this node sends the audio signal of terminal with the transmission downstream site through the light that optical fiber connects downstream site, the light of this this node sends terminal and connects the audio signal of the light-receiving terminal of superior node with the transmission superior node through optical fiber, the audio input end of Audio Matrix also connects the output of conference audio and monitoring audio frequency, the audio output of Audio Matrix connects light-receiving terminal of this node and the audio input end that light sends terminal, the light-receiving terminal of this this node is sent audio signal into downstream site, the light of this this node sends terminal audio signal is sent into superior node, and the audio output of Audio Matrix also connects stereo set and DVR audio input end;
Described control manager connects center collection control server or networked server; The network switching equipment sends the terminal network interface and is connected with light-receiving terminal network interface through the center collection control server of interface and each node itself or networked server, client, light, the server of described each node, client, light send the terminal network interface and light-receiving terminal network interface interconnects by TCP/IP, realizes the interchange of signaling.
2. the visual command system of video according to claim 1 and audio frequency bidirectional transmission and exchange networking, it is characterized in that: the light-receiving terminal of described one-level command centre sends terminal through each light that optical fiber connects secondary commander branch center respectively, and the light-receiving terminal of described each secondary commander branch center connects the light transmission terminals of three grades of commander branch centers its branch under respectively through optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010569805XA CN101977308B (en) | 2010-12-02 | 2010-12-02 | Visible command system for video and audio bidirectional transmission and switched networking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010569805XA CN101977308B (en) | 2010-12-02 | 2010-12-02 | Visible command system for video and audio bidirectional transmission and switched networking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101977308A true CN101977308A (en) | 2011-02-16 |
| CN101977308B CN101977308B (en) | 2012-05-30 |
Family
ID=43577151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010569805XA Expired - Fee Related CN101977308B (en) | 2010-12-02 | 2010-12-02 | Visible command system for video and audio bidirectional transmission and switched networking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101977308B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103037170A (en) * | 2011-10-10 | 2013-04-10 | 杭州海康威视数字技术股份有限公司 | Surveillance video matrix system, network and cascade switch and band width adjustment methods of surveillance video matrix system |
| CN103744729A (en) * | 2014-01-24 | 2014-04-23 | 福州瑞芯微电子有限公司 | Computer system with operating systems switchable |
| CN105072438A (en) * | 2015-07-30 | 2015-11-18 | 北京淳中视讯科技有限公司 | Method for data processing, video matrix, receiving box and system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649322A (en) * | 2005-01-20 | 2005-08-03 | 英飞拓科技（深圳）有限公司 | Eather net networking matrix switching system |
| KR100544763B1 (en) * | 2005-05-23 | 2006-01-24 | 옵시스테크놀로지 주식회사 | Optical transmission video server with ring network architecture |
| EP2216941A1 (en) * | 2007-12-28 | 2010-08-11 | Huawei Technologies Co., Ltd. | Audio processing method, system and control server |
| CN201878281U (en) * | 2010-12-02 | 2011-06-22 | 上海海视电子有限公司 | Visual command system with video and audio two-way transmission and exchange networking |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2696216Y (en) * | 2004-03-11 | 2005-04-27 | 北京数码亚奥技术有限公司 | Intelligent monitoring managing system for prison |
-
2010
- 2010-12-02 CN CN201010569805XA patent/CN101977308B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649322A (en) * | 2005-01-20 | 2005-08-03 | 英飞拓科技（深圳）有限公司 | Eather net networking matrix switching system |
| KR100544763B1 (en) * | 2005-05-23 | 2006-01-24 | 옵시스테크놀로지 주식회사 | Optical transmission video server with ring network architecture |
| EP2216941A1 (en) * | 2007-12-28 | 2010-08-11 | Huawei Technologies Co., Ltd. | Audio processing method, system and control server |
| CN201878281U (en) * | 2010-12-02 | 2011-06-22 | 上海海视电子有限公司 | Visual command system with video and audio two-way transmission and exchange networking |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103037170A (en) * | 2011-10-10 | 2013-04-10 | 杭州海康威视数字技术股份有限公司 | Surveillance video matrix system, network and cascade switch and band width adjustment methods of surveillance video matrix system |
| CN103037170B (en) * | 2011-10-10 | 2015-11-25 | 杭州海康威视数字技术股份有限公司 | Monitor video matrix system, network and cascade switching thereof, bandwidth adjusting method |
| CN103744729A (en) * | 2014-01-24 | 2014-04-23 | 福州瑞芯微电子有限公司 | Computer system with operating systems switchable |
| CN103744729B (en) * | 2014-01-24 | 2017-03-29 | 福州瑞芯微电子股份有限公司 | The computer system of system capable of switching operation |
| CN105072438A (en) * | 2015-07-30 | 2015-11-18 | 北京淳中视讯科技有限公司 | Method for data processing, video matrix, receiving box and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101977308B (en) | 2012-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202773002U (en) | Integrated visualized command and dispatch platform | |
| CN110417885A (en) | Flattening video directing and scheduling system and method based on wisdom police service | |
| CN101977308B (en) | Visible command system for video and audio bidirectional transmission and switched networking | |
| CN107249121A (en) | A kind of video monitoring system based on cloud platform | |
| CN109379556B (en) | Audio and video system based on business processing basic unit and working method thereof | |
| CN203192178U (en) | Rainstorm and flood disaster monitoring/early warning and emergency command system | |
| CN102843545A (en) | Urban network monitoring system | |
| CN105046567A (en) | Community service system based on socialization | |
| CN101583021A (en) | Monitoring device used in video conferencing monitoring system | |
| CN201878281U (en) | Visual command system with video and audio two-way transmission and exchange networking | |
| CN102420978A (en) | Wireless remote emergency command system | |
| CN102595104A (en) | Video monitoring method based on analog-digital interconnection and mutual control | |
| CN202050501U (en) | High-capacity concurrent intelligent video analysis management system capable of supporting multilevel networking | |
| CN201387555Y (en) | Comprehensive remote control monitoring system | |
| CN103262519A (en) | Remote video production | |
| CN113014856B (en) | Conference system for realizing cross-department cloud collaboration based on multi-terminal video fusion | |
| CN202535477U (en) | Visual communication system in which video conference is combined with monitoring device | |
| CN102523427A (en) | Emergent command system based on audio and video monitoring | |
| CN106534756A (en) | Mobile terminal real-time video and audio communication control system and method | |
| CN113554542A (en) | Emergency command and dispatching platform for emergent public health events of 5G mobile flow dispatching instrument | |
| CN112911212A (en) | Scenic spot command system and method based on big data processing | |
| CN202143106U (en) | Emergency command system based on wireless network | |
| CN202514015U (en) | Converting station video monitoring system achieving package transmission based on session initiation protocol (SPI) | |
| CN205029792U (en) | On -vehicle video commander platform | |
| US20190075615A1 (en) | Method and communications system for speech communication |
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 |
Granted publication date: 20120530 Termination date: 20181202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |