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介绍了降频混频电路的电路结构及其工作原理, 并且着重分析了一种高线性度的实现方法。电路采用了0.18μm CMOS RF模型, 通过仿真,得出了令人满意的结果.
Describes the circuit structure and working principle of the down-mixing circuit, and emphatically analyzes a high linearity method. The circuit uses 0.18μm CMOS RF model, through the simulation, and achieved satisfactory results.