本文介绍了应用于数字瞬时测频接收机(DIFM)中的X波段宽带微波相关器的设计。
The design of an X band broadband microwave correlator used in digital instantaneous frequency measurement (DIFM) is introduced in the paper.
本文根据高码速率DQPSK遥测信号的特点，介绍了一种通过数字瞬时测频来完成对高码速率DQPSK信号解调的方法。
This paper presents a new algorithm used to demodulate high code rate DQPSK telemetry signal by digital frequency measurement.
文章介绍了一种用直接数字计数测量瞬时频率的原理，并进行了测频误差分析。
This paper proposed the theory of digital counting instantaneous frequency measurement and analyzed the error of frequency measurement.
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