CN201986042U - Remote image switching controller - Google Patents
Remote image switching controller Download PDFInfo
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- CN201986042U CN201986042U CN2011200869856U CN201120086985U CN201986042U CN 201986042 U CN201986042 U CN 201986042U CN 2011200869856 U CN2011200869856 U CN 2011200869856U CN 201120086985 U CN201120086985 U CN 201120086985U CN 201986042 U CN201986042 U CN 201986042U
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Abstract
The utility model discloses a remote image switching controller, which consists of an image switching coder (2), a communication cable (4) and an image switching tandem device (3), wherein the image switching coder and the image switching tandem device are respectively placed in different places and are connected through the communication cable, the image switching coder consists of a clock circuit unit, a coding control circuit unit, a keyboard unit, a monitor number display unit, a camera number display unit, a RS232 and a current ring circuit unit, and the image switching tandem device consists of a clock circuit unit, a decoding control circuit unit, a power supply unit, an address decoding driving unit, a data bus driving unit, an RS232, a current ring circuit unit, a plurality of groups of interface drivers, an isolated bridge connector and an interface unit. The remote image switching controller has the advantages that the unified image switching can be carried out on different multi-image synthesizers, the long-distance image switching control is realized, switched images are immediately displayed on a monitor, and users can conveniently monitor monitored images.
Description
Technical field
The utility model relates to a kind of image processing and distributes control device, relates in particular to a kind of remote image switch controller.
Background technology
In the conventional images switched system, referring to Fig. 1, the diverter switch group adopts man-to-man connected mode in many pictures synthesizer and the cut bank, i.e. corresponding diverter switch group of picture synthesizer more than, the switching of an image of a diverter switch control, so must adopt multicore cable to be connected between picture synthesizer more than and the diverter switch group,, use the connection of N root M+2 core cable with regard to necessary if N many pictures synthesizer, a M video camera are arranged.According to the actual operating position in present production scene, common operating room need use a plurality of many pictures synthesizers, and large-scale operating room need be realized switching arbitrarily to tens images, this shows that many pictures synthesizer is connected many and complicated with cable between the cut bank.In addition, many pictures synthesizer model difference, the model of its cut bank and specification are also different, not only bring difficulty to maintenance, and are unfavorable for the attractive in appearance of operating room.
In the existing image switching control technology, Chinese patent 00126193.2 discloses a kind of visual switching device, this equipment video recording/regeneration testing fixture, differentiate the mode of operation (video recording/regeneration) of video recording/reclaim equiment according to the picture output signal of video recording/reclaim equiment, the mode of this picture switching apparatus of automaticallying switch is set, and can prevent that picture switching apparatus is set inconsistent and video recording mistake that cause with the mode of the video recording/reclaim equiment that is connected with it here.This equipment can't directly apply in the image synthesizer of closed-circuit TV system.
Chinese patent 200710129188.X discloses a kind of method of the channel that is used to switch image display and the device that adopts this method.The method that is used for switching channels comprises: if use first direction to build the inputting channel switching command, then current shown channel is switched to and the current shown adjacent main channel of channel; And, if use second direction to build the inputting channel switching command, then current shown channel is switched to and the current shown adjacent inferior channel of channel.Therefore, the user can switch to desirable channel, thereby has increased user convenience, and shows and to belong to this channel list of current channel, thereby can discern all channels that the broadcasting station by current channel provides.This patent is to be applied in the radio data system, makes things convenient for user's TV frequency channel switching aspect to optimize and improve.But this technology also is not applied in the industrial television monitoring system, and two system requirements are also different.
Summary of the invention
The purpose of this utility model is to provide a kind of remote image switch controller, this remote image switch controller can carry out unified image switching to different many pictures synthesizers, realize the remote image switching controls, the image that switches shows on monitor immediately, makes things convenient for user's surveillance monitor image.
To achieve these goals, the utility model adopts following technical scheme:
A kind of remote image switch controller is made up of image switching encoder, communication cable and image switching tandem device, and image switching encoder, image switching tandem device separate the strange land to be placed, and connects with communication cable;
Described image switching encoder is made up of clock circuit unit, encoding control circuit unit, keyboard unit, monitor numbering display unit, camera number display unit and RS232 and current loop circuit unit;
Wherein: the clock circuit unit mainly produces stable standard time sequence of image switching encoder and image switching encoder reset signal;
The encoding control circuit unit is the central processing unit of image switching encoder, the encoding control circuit unit connects clock circuit unit, keyboard unit, monitor numbering display unit, camera number display unit, the encoding control circuit unit is finished the input of the dynamic scan of keyboard, monitor numbering display is shown with the dynamic scan of camera number display, by RS232 and the realization of the current loop circuit unit full duplex communication with image switching tandem device;
Monitor numbering display unit and the effect of camera number display unit are the numberings of display monitor and video camera;
RS232 and current loop circuit unit are the communication interfaces of image switching encoder;
Described image switching tandem device is made up of clock circuit unit, decoding control circuit unit, power subsystem, address decoding driver element, data/address bus driver element, RS232 and current loop circuit unit and the driving of many group interfaces, isolation bridger, interface unit;
Wherein: the clock circuit unit mainly produces stable standard time sequence of image switching tandem device and image switching tandem device reset signal;
The decoding control circuit unit is the central processing unit of image switching tandem device, the decoding control circuit unit receives the instruction and data of host computer, and respond confirmation signal and give host computer, in case data and instruction are effective, the decoding video camera is encoded to the data/address bus driver element, and the decoding monitor is encoded to the address decoding driver element;
Power subsystem provides the power supply of image switching encoder and image switching tandem device;
The address decoding driver element translates the gating address of interface n according to the monitor coded data;
The data/address bus driver element is delivered on the data/address bus according to the video camera coded data;
RS232 and current loop circuit unit are the communication interfaces of image switching tandem device 3;
It is data-interface that interface drives, data when having only the address to open on the data/address bus could drive by interface, isolating bridger finishes electrical isolation and the data circuit bridge joint of data with the back level, interface unit is the physical connection interface that connects many pictures synthesizer, and interface driving, isolation bridger and interface unit are formed one group of controlled contactless electronic switch;
Described communication cable 4 adopts RS232 to realize the long range signals transmission in conjunction with current loop circuit.
Described keyboard unit is 16 key board unit, 16 key board unit are that the user finishes the various instructions of input, 16 buttons are made up of 6 function keys and 10 numerical keys, wherein function key be respectively monitor, video camera, many pictures, to monitor and camera number add one, to monitor and camera number subtract one, function is standby.
The utility model has adopted image switching encoder and image switching tandem device placed apart, utilize communication cable to finish centrally connected power supply and data communication, realize the remote image switching controls, and eliminated the deficiency that multicore cable is connected between existing many pictures synthesizer and the cut bank; Adopted the single-chip microcomputer function, it is few to switch the keyboard number of keys, realize a key multipotency, realize that easily switch carries out image switching control to many pictures synthesizer of different model, can satisfy two pictures, the control of four pictures, the control of nine pictures and 16 picture controls etc., the image that switches shows on monitor immediately, makes things convenient for user's surveillance monitor image.The utility model has increased digital display monitor numbering newly and digital the demonstration switched picture number, and digital clear display is directly perceived.
Description of drawings
Fig. 1 is a conventional images switch controller system electrical schematic diagram;
Fig. 2 is for including remote image switch controller system electrical schematic diagram of the present utility model;
Fig. 3 is the utility model remote image switch controller electrical schematics.
Among the figure: 1 remote image switch controller, 2 image switching encoders, 21 clock circuit unit, 22 encoding control circuit unit, 23 keyboard units, 24 monitors numbering display unit, 25 camera number display units, 26 RS232 and current loop circuit unit, 3 image switching tandem devices, 31 clock circuit unit, 32 decoding control circuit unit, 33 power subsystems, 34 address decoding driver elements, 35 data/address bus driver elements, 36 interfaces drive, and 37 isolate bridger, 38 interface units, 39 RS232 and current loop circuit unit, 4 communication cables.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Referring to Fig. 2, Fig. 3, a kind of remote image switch controller 1, form by image switching encoder 2, communication cable 4 and image switching tandem device 3, image switching encoder 3, image switching tandem device 4 are separately placed in the strange land, connect with communication cable 4, communication cable 4 adopts RS232 to realize the long range signals transmission in conjunction with electric current loop.
Video camera is installed in the scene, image switching tandem device 3 in many pictures synthesizer and the remote image switch controller 1 is installed in the electric panel room, image switching tandem device 3 can connect with many pictures synthesizer of many different models, to finish the image switching control to many pictures synthesizer, the image switching encoder 2 in monitor and the remote image switch controller 1 is installed in operating room.
Described image switching encoder 2 is made up of clock circuit unit 21,22,16 key board unit 23, encoding control circuit unit, monitor numbering display unit 24, camera number display unit 25 and RS232 and current loop circuit unit 26;
Wherein: clock circuit unit 21 is main to produce image switching encoder 2 stable standard time sequence and image switching encoder 2 reset signals;
Encoding control circuit unit 22 is central processing units of image switching encoder 2, encoding control circuit unit 22 connects 21,16 key board unit 23, clock circuit unit, monitor numbering display unit 24, camera number display unit 25, under the effect of the control program in image switching encoder 2, encoding control circuit unit 22 is finished the input of the dynamic scan of keyboard, monitor numbering display is shown with the dynamic scan of camera number display, by RS232 and 26 realizations of the current loop circuit unit full duplex communication with image switching tandem device 3.
16 key board unit 23 are that the user finishes the various instructions of input, 16 buttons are made up of 6 function keys and 10 numerical keys, wherein function key be respectively monitor, video camera, many pictures, add one (monitor and camera number), subtract one (monitor and camera number), function is standby; Import many pictures keypress function, then show whole camera reviews.
Monitor numbering display unit 24 is numberings of display monitor and video camera with 25 effects of camera number display unit, is to adopt charactron to show;
RS232 and current loop circuit unit 26 are communication interfaces of image switching encoder 2.
Described image switching tandem device 3 is made up of clock circuit unit 31, decoding control circuit unit 32, power subsystem 33, address decoding driver element 34, data/address bus driver element 35, RS232 and current loop circuit unit 39 and many group interfaces driving 36, isolation bridger 37, interface unit 38;
Wherein: clock circuit unit 31 is main to produce image switching tandem device 3 stable standard time sequence and image switching tandem device 3 reset signals;
Decoding control circuit unit 32 is central processing units of image switching tandem device 3, under the effect of the control program in image switching tandem device 3, decoding control circuit unit 32 receives the instruction and data of host computer, and respond confirmation signal and give host computer, in case data and instruction are effective, the decoding video camera is encoded to data/address bus driver element 35, and the decoding monitor is encoded to address decoding driver element 34;
Address decoding driver element 34 translates the gating address of interface n according to the monitor coded data;
Data/address bus driver element 35 is delivered on the data/address bus according to the video camera coded data, improves carrying load ability simultaneously;
RS232 and current loop circuit unit 39 are communication interfaces of image switching tandem device 3;
It is data-interfaces that interface drives 36, and the data when having only the address to open on the data/address bus could drive 36 by interface, isolates bridger 37 and finishes electrical isolation and the data circuit bridge joint of data with the back level; Interface unit 38 is the physical connection interfaces that connect many pictures synthesizer, and interface drives 36, isolates bridger 37 and one group of controlled contactless electronic switch of interface unit 38 compositions.
Described communication cable 4 adopts RS232 to realize the long range signals transmission in conjunction with current loop circuit, utilizes the photoelectricity coupling, realizes the serial communication mode of electrical isolation, effectively extends transmission distance, and can satisfy the demand of production scene.Cable 4 adopts 6 core telecommunication cables to form: 2 core power supplys (positive and negative), 4 core communications, it is stable to adopt centralized power supply system to help equipment simultaneously.
The operation principle of the utility model remote image switch controller is as follows:
Referring to Fig. 2 and Fig. 3, behind the button (switching image) of the user who is sitting in operating room by lower keyboard 23, encoding control circuit 22 obtains the keyboard-coding signal, code signal after treatment, utilize connection to be transferred in the image switching tandem device 3 of electric panel room by RS232 and current loop circuit unit 26, image switching tandem device 3 inner decoding control circuits 32 decode command signal, according to the correspondence instruction, the multiple image synthesizer of 32 pairs of correspondences of decoding control circuit is exported an image switching signal again.The affirmation signal that encoding control circuit 32 is responded according to image tandem device 3 shows the instruction manipulation state of carrying out, and shows the numbering of institute's button by charactron.In order to realize that a switch can control the synthesizer of picture more than many, image switching controller 1 is selected many pictures synthesizer by button, and the synthesizer numbering also directly shows by charactron, can switch the image synthesizer of polytypics like this with keyboard 23; Image switching controller 1 has adopted multicore standard physical interface, connects in conjunction with isolating the interface that bridger 37 satisfies the image synthesizer (have same physical interface and different mode of connections are arranged) of different model.
It below only is preferred embodiment of the present utility model; be not to be used to limit protection range of the present utility model; therefore, all any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (2)
1. remote image switch controller, it is characterized in that: form by image switching encoder (2), communication cable (4) and image switching tandem device (3), image switching encoder (2), image switching tandem device (3) separately strange land are placed, and connect with communication cable (4);
Described image switching encoder (2) is made up of clock circuit unit (21), encoding control circuit unit (22), keyboard unit (23), monitor numbering display unit (24), camera number display unit (25) and RS232 and current loop circuit unit (26);
Wherein: clock circuit unit (21) mainly produce stable standard time sequence of image switching encoder (2) and image switching encoder (2) reset signal;
Encoding control circuit unit (22) is the central processing unit of image switching encoder (2), encoding control circuit unit (22) connects clock circuit unit (21), keyboard unit (23), monitor numbering display unit (24), camera number display unit (25), encoding control circuit unit (22) is finished the input of the dynamic scan of keyboard, monitor numbering display is shown with the dynamic scan of camera number display, by RS232 and current loop circuit unit (26) realization full duplex communication with image switching tandem device (3);
Monitor numbering display unit (24) is the numbering of display monitor and video camera with camera number display unit (25) effect;
RS232 and current loop circuit unit (26) are the communication interfaces of image switching encoder (2);
Described image switching tandem device (3) is made up of clock circuit unit (31), decoding control circuit unit (32), power subsystem (33), address decoding driver element (34), data/address bus driver element (35), RS232 and current loop circuit unit (39) and many group interfaces driving (36), isolation bridger (37), interface unit (38);
Wherein: clock circuit unit (31) mainly produce stable standard time sequence of image switching tandem device (3) and image switching tandem device (3) reset signal;
Decoding control circuit unit (32) is the central processing unit of image switching tandem device (3), decoding control circuit unit (32) receives the instruction and data of host computer, and respond confirmation signal and give host computer, in case data and instruction are effective, the decoding video camera is encoded to data/address bus driver element (35), and the decoding monitor is encoded to address decoding driver element (34);
Power subsystem (33) provides the power supply of image switching encoder (2) and image switching tandem device (3);
Address decoding driver element (34) translates the gating address of interface n according to the monitor coded data;
Data/address bus driver element (35) is delivered on the data/address bus according to the video camera coded data;
RS232 and current loop circuit unit (39) are the communication interfaces of image switching tandem device (3);
It is data-interface that interface drives (36), data when having only the address to open on the data/address bus could drive by interface, isolating bridger (37) finishes electrical isolation and the data circuit bridge joint of data with the back level, interface unit (38) is the physical connection interface that connects many pictures synthesizer, and interface drives (36), isolates bridger (37) and one group of controlled contactless electronic switch of interface unit (38) composition;
Described communication cable (4) adopts RS232 to realize the long range signals transmission in conjunction with the current loop circuit unit.
2. remote image switch controller according to claim 1, it is characterized in that: described keyboard unit (23) is 16 key board unit, 16 key board unit (23) are that the user finishes the various instructions of input, 16 buttons are made up of 6 function keys and 10 numerical keys, wherein function key be respectively monitor, video camera, many pictures, to monitor and camera number add one, to monitor and camera number subtract one, function is standby.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200869856U CN201986042U (en) | 2011-03-29 | 2011-03-29 | Remote image switching controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200869856U CN201986042U (en) | 2011-03-29 | 2011-03-29 | Remote image switching controller |
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|---|---|
| CN201986042U true CN201986042U (en) | 2011-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200869856U Expired - Fee Related CN201986042U (en) | 2011-03-29 | 2011-03-29 | Remote image switching controller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219104A (en) * | 2013-05-30 | 2014-12-17 | 研祥智能科技股份有限公司 | Serial port test device |
| CN106954046A (en) * | 2017-04-01 | 2017-07-14 | 罗旗舞 | A kind of video acquisition device and method |
| CN110271418A (en) * | 2019-06-24 | 2019-09-24 | 广州小鹏汽车科技有限公司 | A kind of display system of vehicle-mounted cockpit |
-
2011
- 2011-03-29 CN CN2011200869856U patent/CN201986042U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219104A (en) * | 2013-05-30 | 2014-12-17 | 研祥智能科技股份有限公司 | Serial port test device |
| CN106954046A (en) * | 2017-04-01 | 2017-07-14 | 罗旗舞 | A kind of video acquisition device and method |
| CN106954046B (en) * | 2017-04-01 | 2020-07-03 | 罗旗舞 | Video acquisition device and method |
| CN110271418A (en) * | 2019-06-24 | 2019-09-24 | 广州小鹏汽车科技有限公司 | A kind of display system of vehicle-mounted cockpit |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20200329 |