zero-detection circuit

基本解释

It mainly consists of DSC, zero -crossing detection circuit, signal modulation circuit and signal demodulation circuit.
对工频通信系统构成，以及信号调制和信号解调原理进行了介绍。
The circuitry is described including single chip computer , signal converting circuit, constant current supply circuit and zero-detection circuit.
介绍了电路系统，包括微机部分、信号转换与处理电路、恒流源电路、测零电路等硬件。讨论了软件设计的有关问题。
A a new zero-crossing detection circuit was designed in this system, compared to the previous method is more simple and reliable, including software flow chart and designed circuits.
系统在设计时采用了新的过零检测电路，较之以前的方法更加简单可靠。给出了硬件电路和软件流程。实验证明了这些改进措施的有效性。