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视频信号分为哪几种
更新时间： 2020-09-17 00:00:00  

主要分有线和无线两种。有线传输可分为同轴电缆、双绞线、计算机网线、电力线；距离远时可以采用光纤传输。无线传输可分为WIFI、3G、UHF，距离远时可以采用卫星传输。模拟信号和数字信号。 传输距离近一般用模拟信号，距离远时则将模拟转换为数字信号通过光纤、网络等方式传输。

关键词： 视频 信号 分为

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