HD-SDI/IP数字视频监控系统在城市轨道交通中的应用分析  

Analysis of HD-SDI/IP Digital Video Surveillance System Application in Urban Mass Transit

作　　者：韩凤娟 

机构地区：[1]大连地铁运营有限公司,大连116033

出　　处：《交通科技》2016年第5期153-157,共5页Transportation Science & Technology

基　　金：国家自然科学基金项目(61262085)资助

摘　　要：HD-SDI高清数字系统是一种广播级高清解决系统,IP高级数字系统嵌入软件平台后可以实现智能监控,同时扩展视频监控应用范围。采用HD-SDI/IP混合应用方案考虑了系统的安全与防护需求,该系统应用在城市轨道交通视频监控平台中可以将HD-SDI的优势融入到IP高清系统中,通过编码获得统一的IP数字视频资源。采用扁平化构架,设定主控中心与分控中心后,利用HD-SDI矩阵实现视频资源的调用和控制。最后通过故障树方法对该混合系统进行可靠性分析。HD-SDI high definition digital system is a kind of broadcasting system,and the intelligent surveillance can be realized by embedding IP advanced digital system into software platform,at the same time the video surveillance application range is extended.The requirements of system security and protection are considered in the application of hybrid HD-SDI/IP solution,by applying this system in the urban mass transit,the advantage of the HD-SDI is incorporated into IP high quality system,through coding to obtain the unified IP digital video source.The flat structure is used in the system,when the main control center and sub control center are defined,and the HD-SDI matrix is used to realize the call and control of the video source.Finally,the reliability of the hybrid system is analyzed by fault tree method.

关 键 词：HD-SDI 视频监控 城市轨道交通 可靠性分析 

分 类 号：U239.5[交通运输工程—道路与铁道工程]