英德
有道
百度
谷歌
图片
维基
百科
下变频器
down converter
- 下变频器；
Digital down converter; - 基于射频CMOS集成电路技术，设计出用于超宽带无线通信系统的CMOS下变频器。
Based on CMOS Radio-Frequency Integrated Circuit technology, the CMOS RF down-converter circuit for UWB wireless communication system is developed. - 介绍了软件无线电的基本思想及结构，提出了一种基于可编程数字下变频器HSP50214B的中频软件无线电接收系统的设计方案。
The basic concept and architecture of software radio is introduced in this paper. And a type of software radio receiver based on programmable digital down converter(DDC)-HSP50214B is presented.
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中国词汇量第二的英语词典
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