用于电机控制的脉冲宽度调制技术。

计算机科学与技术专业本科生的生产实习报告电子档-Computer Science and Technology undergraduate internship report the production of electronic files

在IEEE上下载到的，EMD和盲源分离的经典文章，对EMD的使用，和应用也是大有裨益-in IEEE downloaded to the EMD and Blind Source Separation of the classic article on the use of EMD. and applications are also of great benefit

本人使用SQL SERVER 数据库3年，其中遇到不少技术问题，本文件将解决方法记录起来，本来是作为我的手册使用的，现在共享出来，希望对大家有帮助。内容比较多，容量比较大，不过分类清楚，可供遇到疑难时查阅。-I use the SQL SERVER database 3 years, and have encountered many technical problems, the paper records will be a solution, and was originally used as my manual, and now shared out to all of you help. More content, more capacity, but a clear classification for the problems encountered when the inspection.

dem数据，可以作为研究dem数据的例子-dem data, data can be used as examples of research dem

it is used to trake a mobile location using the first and second interval

FTP程序完全使用说明.mht,包括详细介绍。-FTP procedures fully use. Mht, including a detailed briefing.

大家多多关注，我刚上传的好东西，好东西大家分享-Members can concern, I just upload the good stuff, good stuff to share with you.

采样率小于一个连续时间信号最大频率的2倍时就叫undersampling，欠采样，根据抽样定理，当fs>=2fmax，也就是oversampling，过采样时，数字信号才能重建成原来的模拟信号，欠采样重建会发生混叠-Sampling rate of a continuous-time signal is less than the maximum frequency of 2 times is called undersampling, bandpass sampling, according to sampling theorem, when fs

利用SPCE061A芯片实现简单的复读机，时间可以长达30秒-SPCE061A chip using a simple repetition machine, the time may be as long as 30 seconds

脉冲编码调制实验过程（PCM）本文详细介绍了PCM编码的实验过程-Pulse code modulation experiment (PCM) This paper introduces in detail the experimental process of PCM coding