| 数字电视前端系统信号巡检监视告警系统 |
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| 引用本文： | 全国昱,陶向东,陈伟文,杨云松. 数字电视前端系统信号巡检监视告警系统[J]. 中国有线电视, 2009, 0(9): 912-915 |
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| 作者姓名： | 全国昱 陶向东 陈伟文 杨云松 |
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| 作者单位： | 广西广播电视信息网络股份有限公司梧州分公司,广西,梧州,543000 |
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| 摘 要： | 分析当前中小型前端播出机房电视监控的现状,根据前端数字电视节目监控的要求,提出设计基于AT89C2051单片机为核心的巡检监视告警系统,它通过检测音频的有无来实现机顶盒自动切换频道或发出告警声音,能及时发现前端数字电视平台中出现的各种故障。
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| 关 键 词： | 音频检测 数字电视 前端信号 巡检监视告警 |
Digital TV Front-end Signal Inspecting, Monitoring and Warning System |
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| QUAN Guo-yu,TAO Xiang-dong,CHEN Wei-wen,YANG Yun-song. Digital TV Front-end Signal Inspecting, Monitoring and Warning System[J]. China Cable Television, 2009, 0(9): 912-915 |
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| Authors: | QUAN Guo-yu TAO Xiang-dong CHEN Wei-wen YANG Yun-song |
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| Affiliation: | (Guangxi Broadcast Television Information Network Co. , Ltd. , Guangxi Wuzhou 543000, China) |
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| Abstract: | This paper analyzes the present situation of TV monitoring in the small and medium-sized front-end room.According to the requirements of the front-end digital television programs monitoring,the paper puts forward a design of inspecting,monitoring and warning system,which takes the AT89C2051 single-chip as the core.If this system detects the single of audio frequency,the set-top box will automatically switch Channel or make a warning sound,so that the emergent failures in the front-end digital TV platform can be discovered in time. |
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| Keywords: | audio detection digital TV front-end signal inspecting monitoring and warning |
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