CN101765006B - Remote detection video format real-time conversion equipment - Google Patents
Remote detection video format real-time conversion equipment Download PDFInfo
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Abstract
The invention discloses remote detection video format real-time conversion equipment, which belongs to the technical field of astronautic video image detection and control. The remote detection video format real-time conversion equipment comprises five modules: a video data input module, a control processing module, a video format conversion module, a video interface module and a power supply module, wherein the five modules can be used for independent test, the video input module receives the input data provided by a video decoder, the control processing module carries out certain pretreatment on the video data for meeting the video format supported by the video format conversion chip, then sends the data to a video format conversion chip, and controls the video format conversion module and the video interface module, the video format conversion module carries out corresponding format conversion on the pretreated video, the video interface module carries out corresponding interface conversion on the image video converted by the video format conversion module, and then sends the image video to a universal display for being displayed, and the power supply module mainly supplies the simulative power supply and the digital power supply of the whole machine. When being combined and used with a video decoder of a ground remote detection system, the invention can convert the output video of the video decoder in real time, and the real-time display of the light test video of rockets and missiles is realized.
Description
Technical field
The present invention relates to a kind of video format real-time conversion equipment, relate in particular to a kind of remote detection video format real-time conversion equipment, belong to space flight video image observation and control technology field.
Background technology
Have carrier rocket (guided missile) now in-flight, flight incidents such as engine ignition, boosting separation, stage separation, star or airship (head) arrow (body) separation are successful launch whether crucial moments, also are the difficult problems that fault is analyzed.The motion analysis of these critical events of past can only lean on corresponding telemetry parameter to embody, and existence is measured intuitively, caused measuring inaccurate problem because signal disturbs.
A kind of major function of video telemetry system of telemeter channel is in the rocket flight process; Obtain in real time that satellite (or airship) separates with carrier rocket, the carrier rocket boosting is separated and the video image of incidents such as the carrier rocket inter-stage separates; Accomplish source encoding, chnnel coding and the storage of video image, and, associated video is transferred to ground based on launch vehicle telemetry system wireless resource; Ground obtains information such as separation attitude, separating rate through the processing to separating video.
The video of transmission state of flight in the launch vehicle telemetry system, because the telemetry system capacity limit, the channel capacity that is used for transmission of video images is merely 320Kbps, so the video of real-time Transmission is adopted as the non-standard video form.These non-standard videos will show on the universal display equipment of standard in real time, just must carry out the format conversion and the output interface conversion of vedio data, the video image of different-format are converted to the video format and the video interface of universal display equipment support.
Arrow (bullet) is in flight course; The arrow of remote viewing system (bullet) top obtains state of flight image (as: video images such as the separation of carrier rocket boosting, the separation of carrier rocket inter-stage) in real time; Send it back ground behind the coding, above ground portion is through video decode, format conversion; Final outputting standard TV signal has realized that the flight test figure real-time video of rocket and guided missile shows.
Summary of the invention
In order to address the above problem; The purpose of this invention is to provide a kind of remote detection video format real-time conversion equipment; Through video input module receive that existing telemeter channel transmission obtains based on arrow (bullet) in the rocket flight process; The satellite that obtains in real time (or airship) separates with carrier rocket, the carrier rocket boosting is separated the video image that separates with the carrier rocket inter-stage; Accomplish the conversion of the preliminary treatment of remote detection video data, video format conversion, video interface, the numeral of outputting standard and analog video image signals have realized that the flight test real-time video of rocket and guided missile shows; Video format real-time conversion equipment can be connected with the ground Video Decoder, and shows the output video of ground Video Decoder in real time.
With other video format conversion apparatus in comparison, following innovative point is arranged:
1. this equipment can be accomplished the format conversion of non-standard video and normal video;
2. have good flexibility,, be applicable to the real-time conversion of multiple format-pattern through changing control and treatment software;
3. after can guaranteeing format conversion, amplify picture size under the prerequisite of the quality of image, conversion speed is fast;
4. equipment is supported the output of digital video image and analog video image, meets very much the video image display property of simulation and numeral transition period;
5. employing modularized design, but form by the module of video data input module, control treatment module, video format conversion module, video interface module and five independent tests of supply module.
The present invention's " a kind of remote detection video format real-time conversion equipment " solves the technical scheme that its technical problem takes:
A kind of remote detection video format real-time conversion equipment; But this equipment is made up of the module of video data input module, control treatment module, video format conversion module, video interface module and five independent tests of supply module; It is characterized in that: remote detection video format real-time conversion equipment is accomplished the standardized format conversion of non-standard video and part of standards video; Through changing control and treatment software, be applicable to the real-time conversion of multiple format video, can the amplified video size under the prerequisite of the quality that guarantees the format conversion rear video; Equipment is supported the output of digital video and analog video, meets the video display property of simulation and numeral transition period.The video data input module is made up of the data connector; Control treatment module mainly is made up of programmable gate array, program storage and reset circuit; The video format conversion module mainly is made up of video format conversion chip and data storage; Video interface module mainly is made up of the HDMI interface chip.
A kind of remote detection video format real-time conversion equipment is selected the FPGA product XC3S400 of Xilinx company, the PW1233 of Pixelworks company, the HDMI interface chip SIL9034 of Silicon Image company.
A kind of remote detection video format real-time conversion equipment can be accomplished the test video format real-time conversion equipment standardized format conversion of non-standard video and part of standards video.
A kind of remote detection video format real-time conversion equipment can the amplified video size under the prerequisite of the quality that guarantees the format conversion rear video.
A kind of remote detection video format real-time conversion equipment is supported the output of digital video and analog video, meets the video display property of simulation and numeral transition period.
A kind of remote detection video format real-time conversion equipment is applicable to the real-time conversion of multiple format video through changing control and treatment software.
A kind of remote detection video format real-time conversion equipment adopts modularized design, but is made up of the module of video data input module, control treatment module, video format conversion module, video interface module and five independent tests of supply module.
Beneficial effect of the present invention: through the video data input module receive that existing telemeter channel transmission obtains based on arrow (bullet) in the rocket flight process; The satellite that obtains in real time (or airship) separates with carrier rocket, the carrier rocket boosting is separated the video image that separates with the carrier rocket inter-stage; Accomplish the conversion of the preliminary treatment of remote detection video data, video format conversion, video interface; The numeral of outputting standard and analog video image signals have realized that the flight test real-time video of rocket and guided missile shows; Video format real-time conversion equipment can be connected with the ground image decoder, and shows the output video of ground Video Decoder in real time.With other video format conversion apparatus in comparison, this equipment can be accomplished the standardized format conversion of non-standard video and part of standards video, has good flexibility; Through changing control and treatment software; Be applicable to the real-time conversion of multiple format video, under the prerequisite of amplified video size, can guarantee the quality of format conversion rear video, conversion speed is fast; Equipment is supported the output of digital video image and analog video image, meets very much the video image display property of simulation and numeral transition period.
Description of drawings
Fig. 1 the present invention " a kind of remote measurement picture format real-time conversion equipment " is connected block diagram with the telemetry system miscellaneous equipment
Fig. 2 the present invention " a kind of remote measurement picture format real-time conversion equipment " operation principle block diagram
Fig. 3 the present invention " a kind of remote measurement picture format real-time conversion equipment " device architecture block diagram
Fig. 4 the present invention " a kind of remote measurement picture format real-time conversion equipment " video format conversion module principle block diagram
Embodiment
Below in conjunction with accompanying drawing and specific embodiment a kind of remote measurement picture format of the present invention real-time conversion equipment is described in detail.
Fig. 1 is connected block diagram for a kind of remote detection video format real-time conversion equipment of the present invention with the telemetry system miscellaneous equipment; Telemetry system ground Video Decoder sends to video format real-time conversion equipment to the video that decodes among the figure; Carry out the format conversion and the output interface conversion of vedio data; After converting the video image of different-format to video pattern of the input and video input interface form that universal display equipment supports, pass to universal display equipment and show.
Fig. 2 is a kind of remote detection video format real-time conversion equipment operation principle of the present invention block diagram, video decoding apparatus whole machine using modular design method.But video decode processor complete machine is formed (dividing by function) by the module of five independent tests, and they are video data input module, control treatment module, video format conversion module, video interface module and supply module.The video data input module through with the figure video data that being connected of Video Decoder receives telemetry system; Control treatment module is carried out certain preliminary treatment to video data and is satisfied the video format that the video format conversion module is supported; The video format conversion module is carried out corresponding format conversion to video data; Video interface module carries out the conversion of interface to the video data after changing; Supply module mainly provides the analog power and the digital power of complete machine.
Fig. 3 is a kind of remote detection video format real-time conversion equipment device architecture block diagram; The front end of remote detection video format real-time conversion equipment is the video data input module; Mainly be the connector circuit, this circuit can directly be connected with video decoding apparatus and obtains video data.Control treatment module is come the video data of receiver, video decoding device output through the video data input module; After video data carried out certain preliminary treatment and satisfy the video format that the video format conversion module supports; Send to the video format conversion module to data, and video format conversion module and video module are controlled, control treatment module is by processor controls (FPGA); Program storage (FLASH), reset circuit (Reset) is formed.The video format conversion module is converted processor controls (FPGA) processed video data accordingly and satisfies the video image requirement that universal display equipment is supported, the video format conversion module mainly is made up of video format conversion chip (PW1233) and data storage (SDRAM).The video of video interface module after the video format conversion module converts carries out sending to universal display equipment after the conversion of the corresponding interface, and video interface module mainly is made up of HDMI interface chip (SIL9034).
Fig. 4 is the present invention's " a kind of remote measurement picture format real-time conversion equipment " video format conversion module principle block diagram, mainly is made up of video format conversion chip (PW1233) and data storage (SDRAM).The video format conversion module is the key of whole conversion equipment; Can change the video of multiple form; Can the amplified video size under the prerequisite of the quality that guarantees the format conversion rear video, conversion speed is fast, and equipment is supported the output of digital video image and analog video image; Easy to operate, only need the control of I2C interface just passable; The buffer memory of the data when data storage (SDRAM) provides Video processing for video format conversion chip (PW1233).
A kind of remote detection video format real-time conversion equipment of the present invention; Through the video data input module receive that existing telemeter channel transmission obtains based on arrow (bullet) in the rocket flight process; The satellite that obtains in real time (or airship) separates with carrier rocket, the carrier rocket boosting is separated the video image that separates with the carrier rocket inter-stage; Accomplish the conversion of the preliminary treatment of remote detection video data, video format conversion, video interface; The numeral of outputting standard and analog video image signals have realized that the flight test real-time video of rocket and guided missile shows; Video format real-time conversion equipment can be connected with the ground Video Decoder, and shows the output video of ground Video Decoder in real time.With other video format conversion apparatus in comparison, this equipment can be accomplished the standardized format conversion of non-standard image and part of standards image, has good flexibility; Through changing control and treatment software; Be applicable to the real-time conversion of multiple format video, can the amplified video size under the prerequisite of the quality that guarantees the format conversion rear video, conversion speed is fast; Equipment is supported the output of digital video image and analog video image, meets very much the video image display property of simulation and numeral transition period.
Claims (2)
1. remote detection video format real-time conversion equipment; But this equipment is made up of the module of video data input module, control treatment module, video format conversion module, video interface module and five independent tests of supply module; It is characterized in that: remote detection video format real-time conversion equipment is accomplished the standardized format conversion of non-standard video and part of standards video; Through changing control and treatment software, be applicable to the real-time conversion of multiple format video, can the amplified video size under the prerequisite of the quality that guarantees the format conversion rear video; Equipment is supported the output of digital video and analog video, meets the video display property of simulation and numeral transition period; Said video data input module through with the video data that receives telemetry system that is connected of Video Decoder; Said control treatment module is carried out certain preliminary treatment to video data and is satisfied the video format that the video format conversion module is supported; Said video format conversion module is carried out corresponding format conversion to video data; Said video interface module carries out the conversion of interface to the video data after changing, and said supply module mainly provides the analog power and the digital power of complete machine; The front end of said remote detection video format real-time conversion equipment is the video data input module, and said video data input module is made up of data connector circuit, and this circuit can directly be connected with video decoding apparatus and obtains video data; Control treatment module is come the video data of receiver, video decoding device output through the video data input module; After video data carried out certain preliminary treatment and satisfy the video format that the video format conversion module supports; Send to the video format conversion module to data; And video format conversion module and video module are controlled, and said control treatment module mainly is made up of processor controls, program storage and reset circuit; The video format conversion module is converted processor controls processed video data accordingly and satisfies the video image requirement that universal display equipment is supported, said video format conversion module mainly is made up of video format conversion chip and data storage; The video of video interface module after the video format conversion module converts carries out sending to universal display equipment after the conversion of the corresponding interface, and said video interface module mainly is made up of the HDMI interface chip.
2. remote detection video format real-time conversion equipment as claimed in claim 1; It is characterized in that: the XC3S400 that selects Xilinx company is as processor controls; The PW1233 of Pixelworks company is as video format conversion chip, and the SIL9034 of Silicon Image company is as the HDMI interface chip.
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| CN 200810187805 CN101765006B (en) | 2008-12-23 | 2008-12-23 | Remote detection video format real-time conversion equipment |
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| CN 200810187805 CN101765006B (en) | 2008-12-23 | 2008-12-23 | Remote detection video format real-time conversion equipment |
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| CN101765006B true CN101765006B (en) | 2012-02-08 |
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| KR101427552B1 (en) * | 2014-03-31 | 2014-08-07 | (주) 넥스트칩 | Method and apparatus for transmitting video siganl |
| CN104243886B (en) * | 2014-09-28 | 2018-07-20 | 中国电子科技集团公司第二十七研究所 | A kind of high speed image parsing and video generation method based on plug-in part technology |
| CN105657486A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
| CN107645673B (en) * | 2017-08-29 | 2020-05-15 | 湖北航天技术研究院总体设计所 | Telemetering image real-time decoding unit |
| CN107621948B (en) * | 2017-09-25 | 2021-04-13 | 深圳市紫光同创电子有限公司 | Field programmable gate array and instruction decoding method thereof |
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Non-Patent Citations (2)
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| 徐旻.基于USB2.0的遥测数据采集器研制.《电子测量技术》.2007,第30卷(第11期),全文. * |
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Inventor after: Chen Derong Inventor after: Di Xiaoqiang Inventor after: Lin Min Inventor after: Shen Lijun Inventor after: Feng Hui Inventor after: Zhang Peng Inventor before: Chen Derong Inventor before: Di Xiaoqiang Inventor before: Zhang Qiang Inventor before: Han Xiaojun |
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Free format text: CORRECT: INVENTOR; FROM: CHEN DERONG ZHAI XIAOQIANG ZHANG QIANG HAN XIAOJUN TO: CHEN DERONG ZHAI XIAOQIANG LIN MIN SHEN LIJUN FENG HUI ZHANG PENG |
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Effective date of registration: 20111018 Address after: 100081 No. 5, Zhongguancun South Street, Haidian District, Beijing Applicant after: BEIJING INSTITUTE OF TECHNOLOGY Co-applicant after: Beijing Institute of Astronautical Systems Engineering Address before: 100081 No. 5, Zhongguancun South Street, Haidian District, Beijing Applicant before: BEIJING INSTITUTE OF TECHNOLOGY |
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