In this paper a circuit of filter and shaping is provided for obtaining a better time service signal of the China Central Radio Station from a noised record.
本文给出了一个滤波整形电路，以便从干扰记录中，尽可能干净地提取出中央台授时信号。
The precondition of accuracy control of time service signal is established on the foundation of time service signal's precise calibration.
授时信号精确控制的前提建立在授时发播信号精确定标的基础之上。
The calibration method of the original BPL time service broadcast control signal is analyzed and studied.
论文对原BPL授时发播控制信号的定标方法进行了分析研究。
This thesis selects model GN-80 GPS receiver and SCM to design the sampling device. The high accurate time service is used to synchronize the sample clock signal to realize synchronous sampling.
选用GN-80型GPS接收设备和单片微机进行电力系统状态变量同步采集终端的硬件设计，利用GPS的精确授时作为其同步时钟控制采样脉冲来实现同步采样。
According to the invention, each set of multi-functional meter adjusting platform is not required to be installed with a GPS time service signal receiving system, and the resource is saved.
本发明不必为每台多功能校表台都配备有GPS授时信号接收系统，节约了资源。
According to the invention, each set of multi-functional meter adjusting platform is not required to be installed with a GPS time service signal receiving system, and the resource is saved.
本发明不必为每台多功能校表台都配备有GPS授时信号接收系统，节约了资源。
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