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本文分析了多卜勒频率跟踪系统中的前端电路的非线性效应,叙述了由非线性效应导致的各种虚假响应的成因及其计算,介绍了抑制虚假响应的基本方法。
This paper analyzes the nonlinear effects of the front-end circuits in the Doppler frequency tracking system, describes the causes and calculations of various spurious responses caused by nonlinear effects, and introduces the basic methods of suppressing spurious responses.