基于LVDS技术的雷达视频信号传输系统设计 |
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引用本文: | 朱平,;董荣果,;黄光华.基于LVDS技术的雷达视频信号传输系统设计[J].舰船电子对抗,2014(2):111-114. |
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作者姓名: | 朱平 ;董荣果 ;黄光华 |
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作者单位: | [1]船舶重工集团公司723所,扬州225001; [2]解放军91181部队,青岛266405 |
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摘 要: | 针对目前舰载雷达中多路模拟视频信号长距离传输过程中出现的信号衰减、相互干扰等问题,设计了一种基于低压差分信号(LVDS)技术的视频信号传输系统,将多路数字视频信号编码后通过一路串行LVDS信号线进行传输,并通过在发送端增加驱动、接收端自适应均衡来对信号进行恢复。测试结果表明:在通过6类网线传输100m距离的情况下,系统能稳定工作,误码率小于0.1%,满足雷达视频信号传输的要求。
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关 键 词: | 多路数字视频信号 信号编码 视频传输 |
Design of Radar Video Signal Transmission System Based on LVDS Technique |
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Affiliation: | ZHU Ping ,DONG Rong-guo, HUANG Guang-hua (1. The 723 Institute of CSIC, Yangzhou 225001,China;2. Unit 91181 of PLA, Qingdao 266405, China) |
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Abstract: | Aiming at the problems appeared during the long-distance transmission process ot multi- path analog video signal in present shipboard radar such as signal attenuation, mutual interference, etc. ,this paper designs a kind of video signal transmission system based on low voltage differential signal (LVDS) technique,the multi-path digital video signals are coded and transmitted through a route of serial LVDS signal line,the signals are recovered by adding driver at sending port and adopting adaptive balancing at receiving port. The test results indicate:when the signals are transmitted 100 meters through the sixth reticle,the system can work stabily,the error code rate is less than O. 1 percent,which can satisfy the requirement of radar video signal transmission. |
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Keywords: | multi-path digital video signal ssignal code~video transmission |
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