The time delay of remote signal transmission is unavoidable.
远方信号的传输存在时滞问题。
Wired remote control is a dedicated cable or power line as a carrier, the signal with modem transmission mode, to achieve a small number of channels can be used to control the method.
有线遥控是通过专用电缆或动力线作为载波体，对信号用调制解调器传输方式，达到只用少量通道即可实现控制的方法。
The application of a digital monitored control system in the Special Steel Plant is presented, together with the implementation scheme of remote transmission of a video signal through networks.
主要介绍了数字监控系统在特殊钢厂的应用情况，提出了一种视频信号借助网络平台进行远程传输的实施方案。
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