为了从接收到的PCM码中还原出原始信号，阐述了一种由硬件实现帧同步，由串并转换器完成PCM码解调器的高速PCM码解调器电路。
This paper presents a high speed PCM demodulation circuit through which the serial parallel converter plays a role of demodulating and the hardware realizes frame synchronization.
随着数据传输速率增高，其帧同步的实现就越来越困难，而该领域主要是应用高速数字电路技术。
It becomes more difficult to realize frame synchronization with higher data transfer speed, and this field applies mostly high-speed digital circuits technique.
系统实验表明，这种PROM化并行加法网络应用于高速可编程PCM遥测帧同步器是行之有效的。
The experimental results indicate that the application of PROM's multiple-input parallel addition network to the high-bit-rate programmable PCM telemetry frame synchronizer is successful.
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