MIXER FOR LOW-VOLTAGE OPERATION

被引:0
|
作者
CHIU, SF
LAI, AKY
机构
[1] Electronic Engineering Department, Chinese University of Hong Kong
关键词
INJECTION LOCKED OSCILLATORS; MIXERS (CIRCUITS);
D O I
10.1049/el:19951163
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A very high conversion gain mixer of frequency 350 MHz is designed using the injection-locked technique. The mixer is based on a common-base Clapp oscillator which is free-running at a frequency of 350 MHz. Using the injection-locked technique, the nonlinear resistance of the oscillator is modulated by the injection source which provides negative resistance amplification of the RF signal. It gives conversion gain as high as 30 dB with good noise performance.
引用
收藏
页码:1622 / 1624
页数:3
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