CN107040761A - A kind of command centre's control system applied to public security bureau - Google Patents

A kind of command centre's control system applied to public security bureau Download PDF

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Publication number
CN107040761A
CN107040761A CN201710280446.8A CN201710280446A CN107040761A CN 107040761 A CN107040761 A CN 107040761A CN 201710280446 A CN201710280446 A CN 201710280446A CN 107040761 A CN107040761 A CN 107040761A
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China
Prior art keywords
control
control system
information
video
screen
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CN201710280446.8A
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Inventor
任鹏
任为民
朱有东
杨中秋
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Jiangsu Xin He Network Technology Development Co Ltd
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Jiangsu Xin He Network Technology Development Co Ltd
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Priority to CN201710280446.8A priority Critical patent/CN107040761A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1423Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
    • G06F3/1446Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
    • G09F9/3026Video wall, i.e. stackable semiconductor matrix display modules
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268Signal distribution or switching
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/14Systems for two-way working
    • H04N7/15Conference systems
    • H04N7/152Multipoint control units therefor

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

The invention discloses a kind of command centre's control system applied to public security bureau, including video system, audio system, command dispatching system, centralized control system and comprehensive wiring system;Described video system includes DLP splice displaying systems, LED display system, liquid crystal tiled displaying system and splicing control system, described splicing control system, including the splicing controller being connected with DLP mosaic screens with liquid crystal-spliced screen, two splicing controllers realize that image is interacted by way of cascade;Described command dispatching system, including control centre MCU, main meeting-place and some sub-venues;Described centralized control system, is the core of whole command and control system, by controlling computer, tablet personal computer and the control panel being arranged on metope to be controlled.Urban public security monitor video, for showing the local surrounding enviroment of public security and police strength dispatch situation, can be shown in whole display system by reasonable in design of the present invention in real time completely.

Description

A kind of command centre's control system applied to public security bureau
Technical field
The invention belongs to intelligent information technology field, and in particular to a kind of command centre applied to public security bureau controls system System.
Background technology
With the fast development and the increasingly raising of living standards of the people of economic society, public security area under one's jurisdiction and surrounding enviroment Public security situation is faced with severe tests, and public security problem is had become in urban development than more prominent livelihood issues.
The content of the invention
Goal of the invention:The invention aims to solve deficiency of the prior art there is provided one kind applied to public security bureau Command centre's control system, intelligent in the system, digitlization, the big screen display system of splicing in high Qinghua can be used for display public Pacify local surrounding enviroment and police strength dispatch situation, urban public security monitor video can be shown to whole display system in real time completely In system, as each regional synthesis public security purposes there is provided real-time video monitoring image, and provide mutual with higher level public security bureau Synchronous alert integrated information, can have for arresting criminal by giant-screen real-time lock offender in detail and Position Approximate Help quickly arrest criminal, can be with determining offender's identity and escape direction according to playback video recording is quick for escape criminal.
Technical scheme:A kind of command centre's control system applied to public security bureau of the present invention, including video system, Audio system, command dispatching system, centralized control system and comprehensive wiring system;
Described video system includes DLP splice displaying systems, LED display system, liquid crystal tiled displaying system and splicing control System, the DLP splice displaying systems use DLP Mosaic screens, realize and accommodate diversified information, are adopted by diversified information Collection means and abundant media display mode, displaying scene image, monitoring information facilitate managerial decision;By video, audio, number It is fused together according to a variety of means of communication, provides more accurate, the patterned expression of offer by Multimedia means, truly Field data;It can realize and the network information and computerized information, monitor video image relevent information show in real time, supervised Control and intelligent management;
Described LED display system uses the one piece of dual base color LED screen respectively set in DLP mosaic screens both sides, to word, computer Image information and animation are shown in real time, and have convenient control mode and open interface protocol, the net of outfit standard Network interface, is connected with internal information net, while playing the network information, realizes network control;
Described liquid crystal tiled displaying system, realizes and accommodates diversified information, by diversified information gathering means and abundant Media display mode, displaying scene image, monitoring information facilitate managerial decision;There is provided more by Multimedia means Accurately, patterned expression, real field data are provided;It can realize to the network information and computerized information, monitor video The relevent informations such as image show in real time, monitored and intelligent management;
Described splicing control system, including the splicing controller being connected with DLP mosaic screens with liquid crystal-spliced screen, two splicing controls Device processed realizes that image is interacted by way of cascade;
Described audio system is by digital audio processor by the transfer voice collected in microphone to remote site and public address System, including speech subsystem and public address subsystem;
Described command dispatching system, including control centre MCU, main meeting-place and some sub-venues, control centre MCU are responsible for code Stream is handled, forwarded, picture segmentation, these code streams is distributed by Conference control platform, exchanged, Conference control, by regarding Frequency recording order system is responsible for recording a video to meeting and program request;
Described centralized control system, is the core of whole command and control system, by controlling computer, tablet personal computer and setting Control panel on metope is controlled;
Described comprehensive wiring system, using five class wiring systems are surpassed, includes work space subsystem, distribution subsystem, management Area's subsystem.
Further, described DLP Mosaic screens, from 67 cun of bright LED source projecting cells, are that the row of four row eight amount to 32 pieces.The visible angle of DLP mosaic screens is 170 degree of level, vertical 120 degree;Each concatenation unit has Built-in Image processor, single The signal of all input interfaces of screen is shown by the built-in equal direct splicing of splicing module of projector.
Further, described DLP Mosaic screens use seamless spliced technology, two neighboring concatenation unit flatness≤ 0.15mm;Physics piece≤0.15mm;Optics piece≤0.3mm, and the piece shielded between screen is smooth vertical and horizontal, it is big to ensure The accurate display of screen picture and perfect effect.
Further, described dual base color LED screen is made up of some display unit modules, and they are divided into different regions and connect The display data transmitted by data distribution and scanning element, is shown with modular structure, and each module has independent air draft System.
Further, it is that the row of two row four amount to from 55 cun of LED LCDs in described liquid crystal tiled displaying system 8 pieces.LCD screen concatenation unit visible angle is up to 178 degree of level, vertical 178 degree.
Further, described control computer is controlled management to equipment such as audio-visual system, light, curtain;Flat board Computer is simply regulated and controled to sound reinforcement system volume, the selection of video conference camera, light, curtain equipment;Control Panel is simply regulated and controled to sound reinforcement system volume, the selection of video conference camera, light, curtain equipment.
Beneficial effect:The intellectuality of the present invention, digitlization, the big screen display system of the splicing in high Qinghua can be used for display public security Urban public security monitor video, whole display system can be shown in real time by local surrounding enviroment and police strength dispatch situation completely In, as each regional synthesis public security purposes there is provided real-time video monitoring image, and provide mutually identical with higher level public security bureau The alert integrated information of step, for arrest criminal can by giant-screen real-time lock offender in detail and Position Approximate, help , can be with determining offender's identity and escape direction according to playback video recording is quick for escape criminal in quickly arresting criminal.
Embodiment
Technical scheme is described in further detail with reference to specific embodiment:
A kind of command centre's control system applied to public security bureau, including video system, audio system, command dispatching system, collection Middle control system and comprehensive wiring system.
In the case of large information capacity, high data flow, multi-channel video monitor and plurality of devices display demand, giant-screen group Abundant in content, precise and high efficiency a frame display platform can flexibly and easily be provided by closing display system, can be to each Road signal, Internet resources and relevent information monitor in real time, analyzed and intelligent management, supervisor is proposed in time Prediction scheme and decision-making opinion, it is ensured that the decision instruction information of the system such as emergency command, production scheduling, safety monitoring can be safe rapid Ground, which is passed on, to be performed and feeds back, it is ensured that whole system has linkage, high efficiency, integrality.
Video system includes image-capable compared with the strong and splendid concatenation unit of display effect, and matched comprehensive Plateform system is closed, single screen is supported, is shown across screen and whole screen, that realizes image window the function such as scales, moves, roaming.Pass through Unique signal processing mode, supports the real-time display of multi-channel video picture, supports that the mixing windowing of computer network figure is aobvious Show, fully meet the application requirement of user.
The display effect of command centre's video display system mainly need to meet following several main functions:
(1)Security monitoring, traffic surveillance videos image;
(2)GIS map(GPS location, map superposition application etc.);
(3)Command in real time(Flattening visual command image);
(4)Propagate and educate video image etc..
DLP and LED display screen system are provided with according to above demand command hall, show that command scheduling is regarded for big picture Frequency safety defense monitoring system image information, various management computerized informations and other information etc..DLP display screens are mainly used in monitoring and electricity The much information display function such as brain multimedia image information is shown, Remote Video Conference image is shown, LED screen is mainly used in text Word and clock presentation of information.
Leader command post as command scheduling, emergency command, Remote Video Conference nucleus.In the weight of reply burst When megacase and rescue, the effect of command scheduling is given full play to, and Remote Video Conference image, control can be realized The display function of computerized image processed.
Large-screen splicing shows that the construction of system improves the overall equipment of whole command centre, is conducive to various answer Timely observation, scheduling, the processing of urgent thing part, realize and accommodate diversified information, meet command centre commander, scheduling, the work(of decision-making Energy demand, complies with the demand for development of Command center management work " modernization, information-based, intellectuality ".
Video system includes DLP splice displaying systems, LED display system, liquid crystal tiled displaying system and splicing control system System:
DLP splice displaying systems
DLP Ultra-screen Realtime Projection Systems, can be achieved to accommodate diversified information, by diversified information gathering means and abundant Media display mode, displaying scene image, monitoring information etc. facilitate managerial decision;By a variety of ditches such as video, audio, data Logical means are fused together, and more accurate, the patterned expression of offer, real scene letter are provided by Multimedia means Breath;It can realize and the relevent information such as the network information and computerized information, monitor video image is carried out to show in real time, monitored and intelligence Energyization is managed.
DLP mosaic screens, from 67 cun of bright LED source projecting cells, are that four rows eight row amount to 32 pieces.DLP mosaic screens can Angle is 170 degree of level, vertical 120 degree.
The brightness of DLP mosaic screen units, contrast, color have good uniformity.Multi-screen splicing is thrown when showing Shadow wall overall brightness uniformity is up to 95%, without obvious color, luminance difference between unit and unit during whole screen display image.
Each unit has Built-in Image processor, the signal of all input interfaces of single screen(Rgb signal and vision signal with And DVI signals)By the built-in splicing module of projector can direct splicing show, can be without extra image control system System, unique picture-in-picture function.
Whole projection screen has high-resolution, high brightness, high-contrast, and color rendition is true, and image fault is small, brightness Uniformly, show clear, the characteristics of whole screen image uniformity is good.
Giant-screen combined projection wall uses seamless spliced technology, two neighboring concatenation unit flatness≤0.15mm;Physics Piece≤0.15mm;Optics piece≤0.3mm, and the piece shielded between screen is smooth vertical and horizontal, to ensure large-screen image Accurate display and perfect effect.
Support multi-screen image splicing, picture can whole screen show, also can split screen display available, user can flexibly open window, definition Size, picture can freely be scaled, moves, roamed, and not limited by physics piece, control the every of window to join using software Number, the piece between screen and screen does not influence the correct display of Chinese character and image.
Image control system designs for card insert type, with good autgmentability, can be entered according to the demand of user in the later stage Row system expands, and meets the demand of user's Future Development.
The window of the various application programs of computer can on projection screen any windowing show, freely across screen it is mobile, Open, change size, various data messages can be shown, realize the monitoring to the network information.
Various signal windows on giant-screen(VGA signal windows/window video signal/network signal window)Can any position Put, arbitrary size, arbitrarily scale, be overlapped mutually display.
LED display system
One piece of indoor dual base color LED is respectively set in DLP mosaic screens both sides(Point spacing 3.75mm)Electronic bulletin screen, area is about altogether 8.4 square metres, issue daily administrative office and notify, circulate a notice of, all kinds of publicity, welcome message etc. are publicized there is provided a digitlization Window.
Word:It can play various fonts, font and the different text informations and various symbols, numeral of kinds of words Deng word can accomplish stepless zooming, moreover it is possible to realize left and right flowing, up and down flowing, left and right is drawn, promoted up and down, left and right promotes, turned over Page, move, rotate, snowing, scaling, flashing, edge-lit, colour switching, etc. tens of kinds of display modes, Spain can be inputted The different national word such as text, French, German, Greek, Latin, Russian and Japanese.
Computer picture information:It can play figure, the image file of different-format.Such as:BMP, TGA, JPG, GIF etc..
Animation:Use the software development such as ANIMATORPRO, 3DStudio, 3DSMAX two, three-dimensional animation can be played, and is propped up Hold the avi file of the software development such as the AVI signals gathered with compressing card and 3DSMAX, ADOBE PREMIERE, support AVI, The broadcasting of the multiple format file such as MOV, MPG, DAT, VOB.The general software kit in Lip river has convenient interface, abundant material Storehouse, body storehouse and advanced Rendering, can make high-quality three-dimensional animation, advertising creative is turned into reality true to nature.
With convenient control mode and open interface protocol, the network interface of outfit standard can be with internal information net It is connected, while playing the network information, realizes network control;
, can be easily by diversified forms with multimedia, multipath, the high speed interface and video interface that can transmit in real time Information source introduces the computer control system of display screen.
System is strong to the adaptive faculty of environment, system have the waterproof for meeting Its Relevant Technology Standards, anti-corrosion, it is anti-flaming, dust-proof, The treatment measures such as windproof, high temperature-proof, anti-low temperature, antistatic, protection against rodents, and adapt to the environmental quality at scene, it is ensured that system is in the longevity Work that can be safe and reliable in the life phase.
Display screen is made up of many display unit modules, and they are divided into, and different regions receive data distribution and scanning is single The display data that member is transmitted, is shown with modular structure.Guarantee system safe and reliable operation.
Each module has independent exhaust system, it is ensured that temperature is consistent in module, it is ensured that white balance.Modular structure is set Meter, whole display screen is made up of many cell modules, convenient to install, debug and repair.Maintenance is remained with after screen back empty Between, facilitate the installation and debugging of screen, and the operation such as maintenance maintenance in the future.
Liquid crystal tiled displaying system
Liquid crystal tiled displaying system, can be achieved to accommodate diversified information, passes through diversified information gathering means and abundant matchmaker Body display mode, displaying scene image, monitoring information etc., facilitate managerial decision;There is provided and be more defined by Multimedia means Really, patterned expression, real field data are provided;It can realize to the network information and computerized information, monitor video figure The relevent informations such as picture show in real time, monitored and intelligent management.
Liquid crystal-spliced screen, from 55 cun of LED LCDs, is that two rows four row amount to 8 pieces.LCD screen concatenation unit can Angle is up to 178 degree of level, vertical 178 degree.
Splice control system
In large-screen splicing display system, image mosaic controller occupies extremely important role, in core status, owns Need the signal and data information of display(Such as video signal, network calculations machine information, GIS electronic maps)And it is all Display task and display processing work will receive, handle by controller, let us say that, image mosaic controller Type selecting and performance directly determine the performance of the function that large screen display system can be done and large screen display system it is good and bad and Advanced degree.
DLP mosaic screens respectively set a splicing controller with liquid crystal-spliced screen, and two splicing controllers pass through cascade Mode realize image interact.
Operator sets all parameters of large screen system by giant-screen control software, realizes to presentation of information, signal The operation such as switching.Can to showing that the window size of signal, position are arranged and set, and result can be stored as one it is aobvious Show prediction scheme, the execution of display prediction scheme can be called in many ways at any time, the operation sequence of user is so considerably reduced, makes Operation is simpler, conveniently.
Realize that the unified of parameter such as contrast, brightness, gray scale, the color of combination screen entirety/single screen are adjusted by control software Section.
System supports remote multi-subscriber operation, and different operating rights and priority by setting realize multi-user to big The operation of screen system, software is full Chinese interface, and giant-screen, any selection display content and side are operated with a mouse-keyboard Formula.
Command centre's audio system
The design of audio system includes the design of two parts of command hall and leader command post, the system after design, two portions The system divided, which can be independently operated, also link, to be used, and a set of central control system is shared, by central control system to two sets of audios System is managed as a whole.
Command centre after design possesses satisfaction as meetings such as high-end unit meeting, report, summaries;Available for multiple spot The meetings such as video conference, experience seminar, summary, multimedia presentation;Multidisciplinary summary meeting can be held;Floor manager can be carried out The activities such as scheduling, leader's emergency command.Interlinked command region possesses the purposes such as interlinked command scheduling, leader's floor manager, design The set system be advanced, open system, operationally more simplify, accomplish the automating of system, intelligent, numeral Change.
Audio system is mainly to scene among conference process(Or distal end)Voice is amplified and transmitted, it is desirable to each Individual position can clearly hear the sound of talker.Sound effect will clearly become clear, full mellow and full, without noise jamming, The sound of talker, which can either truly be reproduced, can be modified and be polished to sound again.Also, live sound is adopted Collection, remote site is sent to by video conference terminal.
The system is by digital audio processor by the transfer voice collected in microphone to remote site and sound reinforcement system. Strand command centre of public security subbureau audio system mainly includes speech subsystem and public address subsystem.
Speech subsystem:2 gooseneck microphones of configuration, realize the speech demand of command hall participant in command hall. Selected microphone is cardioid directivity gooseneck microphone, the advantage is that pickup scope like being a heart:In the front of microphone, Sensitivity to audio signal is very high;And arrived the side of microphone(At 90 degree), its sensitivity is also good, but compares front Will low 6 decibels;For the sound from microphone rear, it then has extraordinary shielding action.And just because of this right The shielding action of microphone rear sound, microphone is pointed in heart to be needed to reject a large amount of indoor rings in multiple record environment, especially It is highly useful in the case of the sound of border.
The transmission signal of the conference speech system of leader command post, control signal use Digital Control pattern, not by The limitation of transmission range, stability is stronger, enhances the reliability of system, and the quality and amplitude of signal be all in transmitting procedure It will not decay, digital not disturbed by caused by miscellaneous equipment, tonequality reaches CD qualities.
Public address subsystem:We devise 2 sound column audio amplifiers to command hall, the built in sound box combined type Full-frequency trumpet, outside Small and exquisite exquisiteness is seen, coordinates the embedded metope of decoration.
Full range sound column is with exclusive point sound source mode sounding, and overall coherence and natural fidelity factor from low to high is splendid, sound Sound is pure and fresh pure and straightforward.Its efficiency high, has a beautiful tone, without the use of different units and frequency divider, will not bring loss and phase Distortion, transparency is good, and the range degree of balance is good, and the details of high frequency explanation is not abundant but ear-piercing, low frequency reduction it is loose enough without containing Paste, the warm tone color of sweet tea, the intermediate frequency performance of natural reality is its maximum advantage.
Leader command post employs 2 full range sound columns(Main public address)+ 6 full range Ceiling loudspeaker housings(Aid in public address)Meet meeting Class one-level public address standard.Uniformly the advantage of cloth ceiling is:1st, sound field is uniform.There is audio amplifier sound to cover from anywhere in room Lid, too many situation is differed in the absence of volume.2nd, it is small by Environmental Acoustic Effect.Audio amplifier is nearer away from audience, and the ratio of direct sound wave is got over Greatly, each position of listening zone has an audio amplifier nearer apart from spectators, results in stronger direct sound wave.
Leader command post includes speech, public address, signal source, signal transacting, display device, in addition to heavy current installation, such as: Device power supply (DPS) etc..Because controlled plant is relatively more, big system just hand for operating personnel is doted on for so one Busy pin is random, therefore uses a set of centralized control system, unified management.
Video directing and scheduling system
To ensure good visual/audio effects, it is to avoid connect up over long distances, and it is easy to operate, configure high voiceless sound in leader command post Video terminal and two high-definition cameras, high-definition camera is configured in command hall.By this high definition terminal and command centre of office of city MCU connections(Office of city command centre MCU needs dilatation), set up the high definition visual command system of office of city to branch office.
Meeting-place capital equipment:Leader command post is with video conference main frame, a high-definition conference camera two, command hall With high-definition conference camera one.Leader command post video conferencing system is connected by private network, forms the control management of centre punch one Pattern.Realize the intercommunication with superior unit.
In video conference application, 4 kinds of Conference control modes are supported:Chairman control, director's control, autopolling and language Sound is encouraged, and is needed that different Conference control modes may be selected according to the difference of meeting.
1)Chairman control mode
Any one meeting-place can apply for that the meeting-place as chairman can call the roll some branch through allowing to turn into Chair site Speech, can select oneself to want the meeting-place of viewing, with any meeting-place of compulsory withdrawal, terminate meeting and remote distant camera Ability.
2)Direct control model
Conference administrator passes through the process that Conference control platform controls meeting, referred to as directs control model.
3)Autopolling
By setting the cycle of cyclic switching and needing the meeting-place of autopolling, you can these meeting field pictures are cycled through successively Other each meeting-place.
4)Voice-activated
Intensity and talk time the length selection pronounced according to participant best suit the spokesman of condition, and its picture is issued into all Sub-venue.
Multi-channel image processor function as the miscellaneous function in video conferencing system, can strengthening system application flexibility, just In the image for showing multiple remote sites simultaneously in split screen form in single display equipment.Support abundant multi-channel image processor side Formula, can support a variety of flexible picture composition patterns such as 1,2,3,4,9,16 and N+1.
The system video conference terminal can support the H.239 two video streaming function of standard.
1)The bandwidth of two-path video can be specified freely, according to actual conditions and can need dynamic adjustment.
2)The single screen pair that shows of double-current image shows, the double aobvious two ways of double screen.Wherein single screen is double aobvious and has two-way image Equity display and picture-in-picture show two ways.And during picture-in-picture mode, size picture can be exchanged, small picture can be shown In any position specified of screen.
Control centre:1 main meeting-place and subordinate meeting-place, MCU be responsible for these code streams are handled, forwarded, picture segmentation Deng being distributed, exchanged to these code streams by Conference control platform, Conference control, be responsible for by video record VOD system to meeting View is recorded a video and program request.
What Conference control platform was responsible for meeting the management control function such as convenes, manages and terminates;NM server is responsible for progress The parameter setting of network and network operation situation is monitored;Streaming media server is responsible for the PC on conference video recording, network Program request can be carried out by WEB modes.
Main meeting-place:Main meeting-place terminal to MCU circuit be IP circuits.Configuration integration SD video terminal, it is built-in special Meeting camera, configures the pick up facilities such as microphone, audio-video signal is sent to video terminal and encoded, then is sent to by network Center such as is forwarded, controlled at the processing.Video terminal decoded output connects high definition display device, and audio output signal is by adjusting Sound platform audio mixing, power amplifier amplification, are then sent through audio amplifier.
Sub-venue:Sub-venue terminal to MCU circuit be IP circuits.Configuration integration SD video terminal, connection shooting Head may participate in meeting and interactive.
Centralized control system
Centralized control system can be configured to audio frequency and video control system by three kinds of modes, be managed, and three kinds of modes include:Control Computer, tablet personal computer and the control panel being arranged on metope.
The system organically contacts audio-visual system, video conferencing system one as the core of whole command centre Rise, constitute a set of system for meeting the requirement of strand garden command centre of public security subbureau.
Centralized control system figure can be by controlling computer, tablet personal computer and the control panel being arranged on metope to be controlled System.
Control computer:Can be by installing control software on control computer, to audio-visual system(Including comprehensive platform, adjust The equipment such as sound platform, video conference terminal), light, the equipment such as curtain be controlled management.
Tablet personal computer:The equipment such as sound reinforcement system volume, the selection of video conference camera, light, curtain can be entered The simple regulation and control of row.
Control panel:The equipment such as sound reinforcement system volume, the selection of video conference camera, light, curtain can be entered The simple regulation and control of row.
Comprehensive wiring system
Comprehensive wiring system is the basis of information network, its internal information transmission channel system(Wiring system)Not only require nothing more than General voice transfer can be supported, should be able to also support the information of a variety of computer network protocols and a variety of vendor equipments to interconnect, It is suitable for various flexible, fault-tolerant networking plans, therefore a set of opening, various system applications can be supported comprehensively(Such as voice, Data communication system etc.)Comprehensive wiring system.
Command centre's comprehensive wiring system includes work space subsystem, distribution using five class wiring systems, design is surpassed System, directorial area subsystem(Riser backbone subsystem is completed by building intelligentized design construction party), horizontal wiring, which is met, is less than 90 meters Line standard requirement.
Comprehensive wiring system, which is mainly used in meeting, in command centre 110 connects the data dealt with emergencies and dangerous situations on seat, interactive voice.According to Public security connects the demand dealt with emergencies and dangerous situations, and 2 road networks and No. 2 phones are configured on each seat.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit according to the present invention Any simple modification, equivalent variations and the modification made to above example, in the range of still falling within technical solution of the present invention.

Claims (6)

1. a kind of command centre's control system applied to public security bureau, it is characterised in that:Including video system, audio system, refer to Wave scheduling system, centralized control system and comprehensive wiring system;
Described video system includes DLP splice displaying systems, LED display system, liquid crystal tiled displaying system and splicing control System, the DLP splice displaying systems use DLP Mosaic screens, realize and accommodate diversified information, are adopted by diversified information Collection means and abundant media display mode, displaying scene image, monitoring information facilitate managerial decision;By video, audio, number It is fused together according to a variety of means of communication, provides more accurate, the patterned expression of offer by Multimedia means, truly Field data;It can realize and the network information and computerized information, monitor video image relevent information show in real time, supervised Control and intelligent management;
Described LED display system uses the one piece of dual base color LED screen respectively set in DLP mosaic screens both sides, to word, computer Image information and animation are shown in real time, and have convenient control mode and open interface protocol, the net of outfit standard Network interface, is connected with internal information net, while playing the network information, realizes network control;
Described liquid crystal tiled displaying system, realizes and accommodates diversified information, by diversified information gathering means and abundant Media display mode, displaying scene image, monitoring information facilitate managerial decision;There is provided more by Multimedia means Accurately, patterned expression, real field data are provided;It can realize to the network information and computerized information, monitor video The relevent informations such as image show in real time, monitored and intelligent management;
Described splicing control system, including the splicing controller being connected with DLP mosaic screens with liquid crystal-spliced screen, two splicing controls Device processed realizes that image is interacted by way of cascade;
Described audio system is by digital audio processor by the transfer voice collected in microphone to remote site and public address System, including speech subsystem and public address subsystem;
Described command dispatching system, including control centre MCU, main meeting-place and some sub-venues, control centre MCU are responsible for code Stream is handled, forwarded, picture segmentation, these code streams is distributed by Conference control platform, exchanged, Conference control, by regarding Frequency recording order system is responsible for recording a video to meeting and program request;
Described centralized control system, is the core of whole command and control system, by controlling computer, tablet personal computer and setting Control panel on metope is controlled;
Described comprehensive wiring system, using five class wiring systems are surpassed, includes work space subsystem, distribution subsystem, management Area's subsystem.
2. a kind of command centre's control system applied to public security bureau according to claim 1, it is characterised in that:Described DLP Mosaic screens, from 67 cun of bright LED source projecting cells, are that four rows eight row amount to 32 pieces.The visible angle of DLP mosaic screens For 170 degree, vertical 120 degree of level;Each concatenation unit has Built-in Image processor, and the signal of all input interfaces of single screen leads to The built-in equal direct splicing of splicing module for crossing projector is shown.
3. a kind of command centre's control system applied to public security bureau according to claim 1, it is characterised in that:Described DLP Mosaic screens use seamless spliced technology, two neighboring concatenation unit flatness≤0.15mm;Physics piece≤0.15mm; Optics piece≤0.3mm, and the piece shielded between screen is smooth vertical and horizontal, to ensure the accurate display and perfection of large-screen image Effect.
4. a kind of command centre's control system applied to public security bureau according to claim 1, it is characterised in that:Described Dual base color LED screen is made up of some display unit modules, and they are divided into, and different regions receive data distribution and scanning element is passed The display data come, is shown with modular structure, and each module has independent exhaust system.
5. a kind of command centre's control system applied to public security bureau according to claim 1, it is characterised in that:Described It is that two rows four row amount to 8 pieces from 55 cun of LED LCDs in liquid crystal tiled displaying system.LCD screen concatenation unit can Angle is up to 178 degree of level, vertical 178 degree.
6. a kind of command centre's control system applied to public security bureau according to claim 1, it is characterised in that:Described Control computer is controlled management to equipment such as audio-visual system, light, curtain;Tablet personal computer to sound reinforcement system volume, The selection of video conference camera, light, curtain equipment are simply regulated and controled;Control panel to sound reinforcement system volume, The selection of video conference camera, light, curtain equipment are simply regulated and controled.
CN201710280446.8A 2017-04-26 2017-04-26 A kind of command centre's control system applied to public security bureau Pending CN107040761A (en)

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