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Method for enhancing linearity of a receiver front-end system by using a common-mode feedback process and receiver front-end system thereof

机译:利用共模反馈过程增强接收机前端系统线性度的方法及其接收机前端系统

摘要

A method for enhancing linearity of the receiver front-end system includes receiving a radio frequency signal by an antenna, converting the radio frequency signal to first differential signals by a transformer module, adjusting frequencies of the first differential signals to generate second differential signals by a mixer module, detecting a common signal in order to reduce a common error of the second differential signals, and generating third differential signals according to a reference signal after the common error is reduced from the second differential signals. The first differential signals, the second differential signals, and the third differential signals are unbalanced.
机译:一种用于增强接收机前端系统的线性度的方法,包括:通过天线接收射频信号;通过变压器模块将射频信号转换为第一差分信号;通过第一天线调整第一差分信号的频率以生成第二差分信号。混合模块,检测公共信号以减小第二差分信号的公共误差,并在从第二差分信号减小公共误差之后,根据参考信号生成第三差分信号。第一差分信号,第二差分信号和第三差分信号是不平衡的。

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