文件名称:signal
介绍说明－－下载内容均来自于网络，请自行研究使用
将复合视频、音频信号经过调制后生成的高频传输信号，主要应用于广播电视领域，接收时需经过解调将其恢复成视、音频信号。-Will be composite video, audio signal generated by high-frequency modulated transmission signal, mainly used in the field of radio and television, when, after receiving demodulator restore into a visual, audio signal.
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下载文件列表
signal.ppt