本文介绍了一种X波段低成本、结构简单、小型化的连续波多普勒雷达，雷达前端采用微波混合集成电路(mic)。

An X band low cost, simple and compact continuous wave Doppler radar is presented. The whole front end is designed using hybrid microwave integrated circuits (mic).

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报道了在慢波场中原子波谱多普勒频移随微波慢波系数的变化，并讨论产生这种现象的原因。

We report the Doppler shift of Na spectroscopy changing with the slow wave factor in a slow wave microwave field the reason of the phenomenon is discussed.

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本文论述了用于X波段多普勒雷达微波集成前端的微带Y形环行器的工作原理、工程设计方法及其实验结果。

This paper describes the microstrip Y-junction circulator of X-band Doppler Radar, its working principle, engineering design and experimental results.

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