基于MyDAQ的信号分析与处理创新实验设计  

Innovative Experimental Design for Signal Analysis and Processing Based on MyDAQ

作　　者：季瑞松[1] 张建良[1] 李超勇 吴越[1] JI Ruisong;ZHANG Jianliang;LI Chaoyong;WU Yue(College of Electrical Engineering,Zhejiang University,Hangzhou 310027,China)

机构地区：[1]浙江大学电气工程学院,杭州310027

出　　处：《实验室研究与探索》2023年第11期151-155,共5页Research and Exploration In Laboratory

基　　金：国家自然科学基金项目(12372050);浙江省高等教育“十三五”第二批教学改革研究项目(JG20190014)。

摘　　要：根据信号分析与处理课程实验教学要求,以信号的采样与恢复实验为例,综合利用MyDAQ的任意波形发生器、示波器、波特分析仪和动态信号分析仪等实验仪器,设计口袋实验板以构建创新实验平台,实现从时域和频域两个维度探索MyDAQ在信号分析与处理课程实验中的创新应用。实验设计有助于巩固信号基础理论,提升学生复杂系统分析设计能力,激发实验兴趣,培养发现和解决实际工程问题的能力。实践表明,基于MyDAQ的信号分析与处理课程实验设计,具有实验维度广、操作方便灵活等特点并具备设计性、趣味性和创新性,有利于学生参与实验的自主性和提升创新实践水平。In response to the experimental teaching requirements of the signal analysis and processing course,taking the sampling and recovery experiment of signals as an example,the NI MyDAQ arbitrary waveform generator,oscilloscope,Porter analyzer,and dynamic signal analyzer are comprehensively utilized,and a pocket experimental board is designed to construct an innovative experimental platform,realizing the exploration of the innovative application of NI MyDAQ in the signal analysis and processing course experiment from two dimensions of time domain and frequency domain.This innovative experimental design helps to consolidate the basic theory of signals,enhance the ability to analyze and design complex systems,greatly stimulate students’experimental interest,and cultivate the ability to discover problems and solve practical engineering problems.Practice has shown that the experimental design of the signal analysis and processing course based on NI MyDAQ has the characteristics of wide experimental dimensions,convenient and flexible operation,and is interesting and innovative,which is conducive to inspiring students’experimental autonomy and improving their innovative practice level.

关 键 词：信号分析与处理 实验教学 频域 

分 类 号：G642.0[文化科学—高等教育学]