双向时间传输数字中频接收系统的实现

介绍了双向时间传输的中频接收系统的数字化方案及其中采用的关键技术和算法。对伪码时域／频域二维N通道捕获、载波恢复FLL／PLL环进行了较详细的讨论。接收机硬件采用大规模可编逻辑器件，采用可编程的信号处理方法，使接收机的可靠性和灵活性都得到提高。

Implement of A Digital IF Receiver of Two Way Time Transfer

In this article a digital IF received system of two way time transfer is designed.Its key technologies and algorithms involved are introduced,such as frequency/time two dimensional N channels acquisition, frequency and phase tracking loop of carrier.The large-scale integrated circuit and the programmable signal processing method are adopted,so the performance, reliability and flexibility of the receiver are improved.