CN101847220A - Digital court trial control device - Google Patents
Digital court trial control device Download PDFInfo
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- CN101847220A CN101847220A CN200910080883A CN200910080883A CN101847220A CN 101847220 A CN101847220 A CN 101847220A CN 200910080883 A CN200910080883 A CN 200910080883A CN 200910080883 A CN200910080883 A CN 200910080883A CN 101847220 A CN101847220 A CN 101847220A
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Abstract
The invention relates to a digital court trial control device, which comprises the following modules of a central processing unit, a matrix switching module, a network interface module, a video/audio encoder, a video/audio decoder, a video output control module, an audio output control module and an output control interface. The central processing unit finishes the court trial work such as the on-site display, play, evidence display and the like by controlling the matrix switching module, the network interface module, the video output control module, the audio output control module and the output control interface, so the digital court trial control device has the advantages of largely reducing the number of the equipment, making the digital court trial simpler and the operation simpler and more convenient, saving the time of the court trial and saving a large number of expenditure at the same time.
Description
Technical field
The invention belongs to technical field of information processing, relate in particular to a kind of digital court's trial control device of digital court's trial system.
Background technology
Along with Digital Electronic Technique and rapid development of network technique, digital court's trial system more and more is applied in the court hearing.Present digital court's trial system comprises: video/audio signal acquisition system, video/audio signal switched system, video display system, audio frequency broadcast system, evidence demonstration system and computer network system etc., wherein:
The audio-video signal acquisition system is used to gather the panoramic video signal of tribunal in the court, suspect, public prosecution seat, defense seat and court; Gather the voice signal of tribunal, public prosecution seat, defense seat, witness box and clerk's seat;
The video/audio signal switched system connects the video camera and the microphone of each position in the court, needs according to court's trial, and the signal of the video camera imported and microphone is switched and delivers to video display apparatus and audio-frequence player device.
The evidence demonstration system, in the court each proof equipment as from the video/audio signal of collections such as the demonstration of showing card instrument, litigant's BYOC, video recorder by sending on court's localized network in the multicast mode after the court's trial administrative center compress-encrypt; Judge, clerk, former defendant and pleader's thereof the computing machine and the image display signal of real object exhibition booth insert court's trial administrative center, and judge can control by control court's trial administrative center and select the demonstration on the display device in the front yard of the concrete material evidence information in certain road.
Computer network comprises equipment such as terminal computer, internal lan, management server; Be used for the transmission and the processing of the various information of case.
And in present digital court's trial system, operation between each system and control separate, numeral court's trial system is too complicated, system equipment too much, shortcoming such as investment is big, operation easier is bigger, make digital court's trial system in some middle-size and small-size courts, not to be applied.
Summary of the invention
At the defective that exists in the prior art, the purpose of this invention is to provide a kind of digital court's trial control device, by digital court's trial control device, to look audio frequency switched system, evidence demonstration system and computer network centralized management and control in the digital court's trial system, simplified digital court's trial system structure, reduced the quantity of device therefor, saved substantial contribution, and easy simple to operate.
For finishing the foregoing invention purpose, the invention provides a kind of digital court's trial control device, comprise: central processing unit, matrix handover module, Network Interface Module, video encoding device, video-audio decoder, video output control module, audio frequency output control module and output control interface with lower module.Wherein:
Described central processing unit, the service request of reception tribunal computing machine and clerk's seat computing machine sends command information to the corresponding function module;
Described matrix handover module receives the switching controls instruction that central processing unit sends, and input signal is transferred to corresponding signal output part;
Described Network Interface Module will send to LAN (Local Area Network) from the video/audio file at court scene, and will be from the video/audio file transfer of LAN (Local Area Network) to video-audio decoder;
The video encoding device will be delivered to Network Interface Module after will handling from the television audio signal encoder of matrix handover module;
Described video-audio decoder, in the future the video/audio file of automatic network interface module carries out decoding processing and delivers to video output control module and audio frequency output control module respectively;
Described video output control module will be sent to video display devices from the vision signal of matrix handover module or video-audio decoder;
Described audio frequency output control module will be sent to audio playing apparatus from the sound signal of matrix handover module or video-audio decoder;
Described output control interface receives the steering order information that central processing unit sends, and sends the external control command information to controlled device.
Further, described central processing unit comprises to the corresponding function module transmission command information:
Send video/audio signal input selection instruction to the matrix handover module;
Send video demonstration and voice playing instruction to video output control module, audio frequency output control module;
To output control interface sending controling instruction.
Further, the input signal of described matrix handover module is the vision signal and the sound signal of VGA, AV, DVI, RGB, HDMI form.
Further, the television audio signal encoder processing mode of described video encoding device has: H.261, standard H.263, and MPEG series standard, AVS standard, the RealVideo standard of Real-Networks, WMT standard or QuickTime standard.
Further, to be connected with LAN (Local Area Network) be wired or wireless connection to described Network Interface Module.
Further, described central processing unit passes through I
2C bus or CAN bus send command information.
Further, described external control command information comprises:
The video playback steering order information that is used for the control of video display device;
The voice playing steering order information that is used for the control audio playing device;
Be used to control the video camera steering order information of video camera work;
The DVD imprinting steering order information that is used for CD burning;
Be used to control the power supply steering order information of court's equipment.
Further, described external control command information adopts RS232 or RS485 order format.
The present invention has tangible advantage and good effect.The digital court's trial system that utilizes that digital court's trial control device of the present invention forms, all operations in court hearing can be finished by digital court's trial control device, greatly reduce the quantity of equipment, make digital court's trial system become simpler, operate also easier.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of instructions, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural drawing of digital court's trial control device of the present invention;
Fig. 2 is that matrix of the present invention switches synoptic diagram;
Fig. 3 is a digital court's trial system schematic of utilizing digital court's trial control device of the present invention to form.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
Fig. 1 is the structural drawing of digital court's trial control device of the present invention, as shown in Figure 1, a kind of digital court's trial control device comprises with lower module: central processing unit, matrix handover module, Network Interface Module, video encoding device, video-audio decoder, video output control module, audio frequency output control module and output control interface.Wherein:
Central processing unit, link to each other with Network Interface Module, matrix handover module, video output control module, audio frequency output control module and output control interface, pass through network interface, receive the service request of tribunal computing machine and clerk's seat computing machine, send video/audio signal input selection instruction information to the matrix handover module; Sending video to video output control module, audio frequency output control module shows and the voice playing command information; To output control interface sending controling instruction information.Central processing unit passes through I
2C bus or CAN bus send command information.
The matrix handover module comprises video matrix handover module and sound signal matrix handover module, is connected with audio input interface with video signal input interface.Switching controls instruction synchronous working according to central processing unit sends is transferred to video output control module and audio frequency output control module with video input signals and audio input signal respectively.Wherein video input signals comprises VGA, AV, DVI, RGB, HDMI form.
Network Interface Module, the outside links to each other with LAN (Local Area Network), inner central processing unit, video encoding device and the video-audio decoder of connecting.Consider oneself as the in the future video/audio file of audio coder is sent in the memory storage through LAN (Local Area Network); To decode to video-audio decoder from the evidence demonstration video/audio file transfer of LAN (Local Area Network).Network interface can be that cable LAN connects, and also can be that WLAN (wireless local area network) connects.
The video encoding device will be looked from the video/audio signal of matrix handover module, audio frequency Real Time Compression encoding process, form the video/audio file that is suitable for data storage, and send to LAN (Local Area Network) by Network Interface Module.H.261 the video encoding mode can adopt, standard H.263, MPEG series standard, AVS standard, the QuickTime standard of the RealVideo standard of Real-Networks, the WMT standard of Microsoft or Apple company.
Video-audio decoder, in the future the automatic network interface module through look, the video/audio file of audio frequency Real Time Compression encoding process carries out decoding processing, obtain video/audio signal, and it delivered to video output control module and audio frequency output control module respectively.
The video output control module will receive respectively from the vision signal of matrix handover module or video-audio decoder and be sent to video display devices according to the instruction of central processing unit.
The audio frequency output control module will receive respectively from the sound signal of matrix handover module or video-audio decoder and be sent to audio playing apparatus according to the instruction of central processing unit.
The output control interface receives the steering order information that central processing unit sends, and sends the external control command information to controlled device.Described external control command information comprises: be used for the control of video display device the video playback command information, be used for the control audio playing device the voice playing command information, be used to control the video camera command information of video camera work, the power supply steering order information that is used for the DVD imprinting command information of CD burning and is used to control court's equipment.Described external control command information adopts RS232 or RS485 order format.
Fig. 2 is that matrix of the present invention switches synoptic diagram, as shown in Figure 2, input signal has the multichannel input, output signal also has multichannel to select, form matrix structure, both the output of each road all can with different input signals " short circuit ", the output of every road can only be connected the input of a certain road, but the input of a certain road all can (simultaneously) be connected different output, in other words, each road output can be selected in input " independence ", and needn't be concerned about the output situation of other passage, promptly can with other export different, also can be identical.For example, 5 select 4 to be meant 4 independently outputs, and each output can be chosen wantonly in 5 inputs, has 4 independently 5 to select 1 in other words, and just 5 inputs are identical.What often obscure therewith is the notion of distributing, and selects 1 minute 4 such as 5, is meant and selects 1 output in 5 inputs, and it is distributed into 4 identical outputs, though seen 4 outputs in appearance, these 4 outputs are identical, rather than independently.In the general custom, the structure that will form M * N is called matrix, and the structure of M * 1 is called switch or selector switch, N=1 only in fact, and we are used as matrix and treat when discussing.
The function of matrix handover module is under the situation of multiple signals input, can select multichannel (comprising 1 tunnel) signal to export independently as required, finishes the selection of signal.
Fig. 3 is the synoptic diagram of the digital court's trial system that utilizes that digital court's trial control device of the present invention forms, as shown in Figure 3, this numeral court's trial system comprises with lower device: digital court's trial control device, information management server, memory storage, video camera, microphone, audio-frequence player device, video display apparatus, tribunal computing machine and clerk's seat computing machine.Wherein:
Described digital court's trial control device adopts digital court's trial control device as shown in Figure 1.
Described management server links to each other with memory storage with digital court's trial control device by LAN (Local Area Network), and needed various information in the court's trial are edited, put in order, forms a whole set of data of this case, and stores in the memory storage.
Described information management server also carries out following operation:
Gather case resource such as video, audio frequency, picture, literal and carry out decompression processing, and carry out unified management;
Archives are carried out filing management, recorded material is provided, conveniently imprint CDs in the future, carry out filing management according to information such as time and months.
Authority to the user is provided with, and system is managed and safeguards.
Described memory storage, comprise harddisk storage device and optical disk storage apparatus, link to each other with digital court's trial control device, management server and video/audio matrix, instruction according to digital court's trial control device transmission, storage is from the audiovisual information of video camera and microphone, according to the instruction that management server sends, other information of this case are stored.
Described memory storage is also supported court's trial audiovisuals library storage, backup functionality, guarantees the data security of court's trial audiovisuals.
Video camera comprises tribunal video camera, suspect's (or defendant's seat) video camera, public prosecution seat (or plaintiff) video camera and defense seat video camera, obtains the composite video signal of each position image, and sends it to the video inputs interface of video/audio matrix.The transmission of vision signal can be passed through traditional vision cable, also can transmit by wireless radio frequency mode, also can LAN (Local Area Network) transmit.
Microphone, comprise tribunal microphone, public prosecution seat (or plaintiff) microphone, suspect's (or defendant's seat), defense seat microphone, witness box microphone and clerk's seat microphone, obtain spoken sounds on each position seat, and send it to the audio input end interface of video/audio matrix.The transmission of sound signal can be adopted traditional voice-frequency cable, perhaps adopts wireless radio frequency mode to transmit, and can also adopt LAN (Local Area Network) to transmit.
Audio-frequence player device comprises digital sound console, sound equipment power amplifier, audio amplifier and Speaker Controller; Receive the control of digital court's trial control device, receive sound signal, carry out delivering to after the level adjustment sound equipment power amplifier by digital sound console and carry out signal and amplify and send into Speaker Controller and audio amplifier is play from distinct device.The input end sound signal of audio-frequence player device is respectively the sound signal of court's trial speech in real time, the evidence etc. of recording.
Video display apparatus, comprise video display apparatus such as projector, big screen display screen, the VGA output port that connects video output interface, evidence demonstration system video output interface and clerk's PC of video/audio matrix respectively, combine digital court's trial control device steering order shows above-mentioned vision signal.
The tribunal computing machine is carried out judge's operational order, sends service request to management server and digital court's trial control device.
Clerk's computing machine is carried out clerk's operational order, and the scene notes are sent to LAN (Local Area Network), and to sending service request to management server and digital court's trial control device.
In the present embodiment, the digital court's trial system that utilizes that digital court's trial control device of the present invention forms, make scene demonstration, broadcast and evidence in court hearing show and to finish by digital court's trial control device, greatly reduce the quantity of equipment, make digital court's trial system become simpler, operate also easier.
One of ordinary skill in the art will appreciate that: the above only is the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. digital court's trial control device, comprise with lower module: central processing unit, matrix handover module, Network Interface Module, video encoding device, video-audio decoder, video output control module, audio frequency output control module and output control interface, wherein:
Described central processing unit, the service request of reception tribunal computing machine and clerk's seat computing machine sends command information to the corresponding function module;
Described matrix handover module receives the switching controls instruction that central processing unit sends, and input signal is transferred to corresponding signal output part;
Described Network Interface Module will send to LAN (Local Area Network) from the video/audio file at court scene, and will be from the video/audio file transfer of LAN (Local Area Network) to video-audio decoder;
The video encoding device will be delivered to Network Interface Module after will handling from the television audio signal encoder of matrix handover module;
Described video-audio decoder, in the future the video/audio file of automatic network interface module carries out decoding processing and delivers to video output control module and audio frequency output control module respectively;
Described video output control module will be sent to video display devices from the vision signal of matrix handover module or video-audio decoder;
Described audio frequency output control module will be sent to audio playing apparatus from the sound signal of matrix handover module or video-audio decoder;
Described output control interface receives the steering order information that central processing unit sends, and sends the external control command information to controlled device.
2. digital court's trial control device according to claim 1 is characterized in that, described central processing unit comprises to the command information that the corresponding function module sends:
Send video/audio signal input selection instruction to the matrix handover module;
Send video demonstration and voice playing instruction to video output control module, audio frequency output control module;
To output control interface sending controling instruction.
3. digital court's trial control device according to claim 1 is characterized in that, the input signal of described matrix handover module is the vision signal and the sound signal of VGA, AV, DVI, RGB, HDMI form.
H.261, standard H.263 4. digital court's trial control device according to claim 1 is characterized in that, the television audio signal encoder processing mode of described video encoding device has:, the MPEG series standard, AVS standard, RealVideo standard, WMT standard or QuickTime standard.
5. digital court's trial control device according to claim 1 is characterized in that, it is wired or wireless connection that described Network Interface Module is connected with LAN (Local Area Network).
6. digital court's trial control device according to claim 1 is characterized in that described central processing unit passes through I
2C bus or CAN bus functionality module send command information.
7. digital court's trial control device according to claim 1 is characterized in that, described external control command information comprises:
The video playback steering order information that is used for the control of video display device;
The voice playing steering order information that is used for the control audio playing device;
Be used to control the video camera steering order information of video camera work;
The DVD imprinting steering order information that is used for CD burning;
Be used to control the power supply steering order information of court's equipment.
8. according to claim 1 or 7 described digital court's trial control device, it is characterized in that described external control command information adopts RS232 or RS485 order format.
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| CN200910080883A CN101847220A (en) | 2009-03-27 | 2009-03-27 | Digital court trial control device |
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| CN200910080883A CN101847220A (en) | 2009-03-27 | 2009-03-27 | Digital court trial control device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595086A (en) * | 2011-01-07 | 2012-07-18 | 精工爱普生株式会社 | Input selection device, video/sound reproduction system, and video/sound reproduction method |
| CN102946518A (en) * | 2012-10-17 | 2013-02-27 | 广州市天誉创高电子科技有限公司 | Plug-in card type multimedia demonstration matrix switcher |
| CN103647908A (en) * | 2013-11-15 | 2014-03-19 | 天津天地伟业数码科技有限公司 | Audio and video matrix switching system and switching method for embedded hard disk video recorder device |
| CN103929572A (en) * | 2014-04-21 | 2014-07-16 | 杭州百控科技有限公司 | Intelligent court central control system |
| CN104333715A (en) * | 2014-11-27 | 2015-02-04 | 天津天地伟业数码科技有限公司 | Switching method for evidence input and local video input |
| DE202021003963U1 (en) | 2021-10-14 | 2022-03-23 | Arktis It Solutions Gmbh | Courtroom Media System |
| DE202021003964U1 (en) | 2021-10-14 | 2022-03-29 | Arktis It Solutions Gmbh | Courtroom Media System |
| CN115550693A (en) * | 2022-11-30 | 2022-12-30 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for synchronizing configuration information of video stream encryption |
| EP4167575A1 (en) | 2021-10-14 | 2023-04-19 | COCOSOFT Systems GmbH | Multimedia system in a courtroom |
| EP4167568A1 (en) | 2021-10-14 | 2023-04-19 | COCOSOFT Systems GmbH | Courtroom media system |
| EP4167528A1 (en) | 2021-10-14 | 2023-04-19 | COCOSOFT Systems GmbH | Meal media system control |
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2009
- 2009-03-27 CN CN200910080883A patent/CN101847220A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595086A (en) * | 2011-01-07 | 2012-07-18 | 精工爱普生株式会社 | Input selection device, video/sound reproduction system, and video/sound reproduction method |
| CN102946518A (en) * | 2012-10-17 | 2013-02-27 | 广州市天誉创高电子科技有限公司 | Plug-in card type multimedia demonstration matrix switcher |
| CN103647908A (en) * | 2013-11-15 | 2014-03-19 | 天津天地伟业数码科技有限公司 | Audio and video matrix switching system and switching method for embedded hard disk video recorder device |
| CN103929572A (en) * | 2014-04-21 | 2014-07-16 | 杭州百控科技有限公司 | Intelligent court central control system |
| CN104333715A (en) * | 2014-11-27 | 2015-02-04 | 天津天地伟业数码科技有限公司 | Switching method for evidence input and local video input |
| DE202021003964U1 (en) | 2021-10-14 | 2022-03-29 | Arktis It Solutions Gmbh | Courtroom Media System |
| DE202021003963U1 (en) | 2021-10-14 | 2022-03-23 | Arktis It Solutions Gmbh | Courtroom Media System |
| EP4167575A1 (en) | 2021-10-14 | 2023-04-19 | COCOSOFT Systems GmbH | Multimedia system in a courtroom |
| EP4167568A1 (en) | 2021-10-14 | 2023-04-19 | COCOSOFT Systems GmbH | Courtroom media system |
| EP4167528A1 (en) | 2021-10-14 | 2023-04-19 | COCOSOFT Systems GmbH | Meal media system control |
| DE102022127032A1 (en) | 2021-10-14 | 2023-04-20 | COCOSOFT SYSTEMS GmbH | COURTROOM MEDIA SYSTEM |
| DE102022127033A1 (en) | 2021-10-14 | 2023-04-20 | COCOSOFT SYSTEMS GmbH | COURTROOM MEDIA CONTROL CONTROL |
| DE102022127031A1 (en) | 2021-10-14 | 2023-04-20 | COCOSOFT SYSTEMS GmbH | COURTROOM MEDIA SYSTEM |
| CN115550693A (en) * | 2022-11-30 | 2022-12-30 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for synchronizing configuration information of video stream encryption |
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Application publication date: 20100929 |