The VCO presented in this paper has a tunable frequency over 290-470 MHz under control voltage from 1V to 5V, with an output power of 2.20-2.30dBm.

• 锁相环中的VCO采用了差分对结构的LC压控振荡器结构；在1V到5V的控制电压下能产生290到470的可调频率；输出功率为2.；20到2