基于LabVIEW的虚拟示波器的构建  

Construction of Virtual Oscilloscope Based on LabVIEW

作　　者：李学东[1] 

机构地区：[1]宁夏职业技术学院机械系,宁夏银川750002

出　　处：《机械制造与自动化》2011年第2期116-118,共3页Machine Building & Automation

基　　金：宁夏职业技术学院科研基金资助项目(编号:GZ0910)

摘　　要：虚拟仪器的应用可解决高校电子测试仪器更新与投入不足的矛盾。介绍了虚拟仪器的构建方式,提出一款虚拟示波器的构建方案。以选定的硬件设备为前提,通过LabVIEW实现了该示波器的软件开发。此款虚拟示波器具有传统示波器的基本功能,并具有波形存储与回放、信号测量和频谱分析等扩展功能。实际应用表明,该虚拟示波器可以满足使用要求。The application of virtual instruments can solve the problem between updating electronic test equipment and shortage of funds.The method to build virtual instruments and the scheme of a virtual oscilloscope are presented.After hardware is chosen,the software of the system is developed by LabVIEW.This virtual oscilloscope has fundamental function of a traditional oscilloscope,and also has other functions such as waveform storage,waveform redisplay,signal measurement,frequency spectrum analysis and so on.Its result shows that it can meet the practical need.

关 键 词：虚拟仪器 LABVIEW 示波器 

分 类 号：TM935[电气工程—电力电子与电力传动] TP319[自动化与计算机技术—计算机软件与理论]