A receiver architecture is presented that utilizes the subsampling concept to down-convert the IF signal to a lower IF before been digitized.

提出了一个欠采样中频收发器的体系结构，它在中频数字化以前先通过欠采样将中频频率变到一个较低的频率。

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Several means adopted in MEMS technique by using new element and IF digitized are put forward to improve integration of the receiver.

提出了利用微机电系统（MEMS）技术，采用新的元器件以及数字化中频技术来提高接收机集成度的方法。

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