专利名称 | Voltage-controlled oscillator device and method of correcting voltage-controlled oscillator | 申请号 | US201113518958 | 专利类型 | US | 公开(公告)号 | US8878615(B2) | 公开(授权)日 | 2014.11.04 | 申请(专利权)人 | 中国科学院微电子研究所 | 发明(设计)人 | Wu Yuping;Chen Lan | 主分类号 | H03B1/04 | IPC主分类号 | H03B1/04;H03L1/00;H03L7/099;H03L7/00 | 专利有效期 | Voltage-controlled oscillator device and method of correcting voltage-controlled oscillator 至Voltage-controlled oscillator device and method of correcting voltage-controlled oscillator | 法律状态 | 说明书摘要 | The present application discloses a voltage-controlled oscillator device and a method of correcting the voltage-controlled oscillator. The voltage-controlled oscillator device comprises predistortion module, configured to predistort an input voltage to obtain a predistorted voltage; and a voltage-controlled oscillator, configured to generate an output signal with a corresponding oscillation frequency according to the predistorted voltage, wherein the predistortion module corrects a non-linear characteristic of the voltage-controlled oscillator, so that there is a linear relationship between the input voltage and the oscillation frequency of the output signal. The voltage-controlled oscillator device may be applied to a phase-locked circuit in a communication system. |
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