sync pulse meaning in English

同步脉冲
同时脉冲

A significant amount of power is used by the broadcast transmitter to send the sync pulse
由于大量的功率被广播发射机用来发送同步脉冲，一般将视频信号的极性设计为在传送同步信号降低功耗的方式。
Depending on the performance characteristics of the dc restoration circuitry within the video processing channel , some or all of the sync pulse may not be removed from the green channel
根据视频处理通道中的直流电平恢复电路的性能，部分或全部的同步脉冲不会从绿色通道中移除。