This article introduced the functions software structure building function block design of pump machinery monitoring system of injecting water station in oil field and several common design principle and realization method of digital signal processings. 本文介绍了油田注水站微机监测系统的功能、软件结构、功能模块设计以及几个常用数字信号处理技术的设计原理和实现方法。
Mixer is an important building block in RF frontend to achieve frequency translation. the basic operating principle of CMOS mixer is introduced, the mixer structures in common use are presented, along with theirs virtue and shortcomings. 混频器是射频前端电路中进行频率变换的十分重要的模块,主要介绍了CMOS混频器的基本工作原理,实现混频的一些常见结构,这些结构的优缺点。
The unity gain building block ON THE DESIGN PRINCIPLE OF THE THREE-UNITY 图书馆建筑中三统一设计原则的思考