摘要
简单介绍了混频电路频率变换的概念、常用的几种简单的混频电路和设计混频电路要考虑的几个性能参数 。
The concept of frequency conversion,several types of simple mixing circuit and some parameters needed to be considered in mixing circuits design are introduced briefly.A down-conversion design in RF front end circuit for GPS receiver is expounded in detail.
出处
《时间频率学报》
CSCD
2004年第1期8-15,共8页
Journal of Time and Frequency
关键词
混频电路
下变频
GPS
射频前端
mixing circuit
down conversion
GPS
radio frequency front end
