离散信号采样与保持以及使用Z变换原理  

Discrete Signal Sampling and Holding and Using the Principle of Z Transformation

作　　者：郭泽宇 Guo Ze-yu(International Education College of Henan University,Henan Kaifeng 475001)

机构地区：[1]河南大学国际教育学院,河南开封475001

出　　处：《电子质量》2021年第4期5-7,18,共4页Electronics Quality

摘　　要：当今工业发展迅速,计算机控制已经十分普遍,计算机是典型的离散控制系统。因此离散信号的采样、保持和分析就十分重要。该文介绍了对离散信号与连续信号不同的分析方法。Today's industry is developing rapidly,and computer control has become very common.Computers are a typical discrete control system.Therefore,the sampling,holding and analysis of discrete signals are very important.This article introduces the different analysis methods for discrete signals and continuous signals.

关 键 词：离散系统 采样 拉氏变换 Z变换 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]