npp2

采用带宽为3，中心频率为3的复morlet小波对示例信号进行了分析，并绘出时频图。(Using bandwidth of 3, center frequency is 3 complex morlet wavelet to sample signal is analyzed, and draw the time-frequency diagrams.)

一篇讲解偏移正交调制的博士论文，详细讲解了OFDM/OQAM系统原理及架构，值得学习(An explanation offset quadrature modulation doctoral thesis, explain in detail the OFDM/OQAM system principles and architecture, it is worth learning)

2D及3D人脸影像特征侦测研究，报告中附有完整的matlab 源码。(Features extraction from 2D and 3D face images. The rar file include pdf document and matlab code description.)

关于bpsk调制和解调，进行模拟调制，自行编写绝对正确(About bpsk modulation and demodulation, to simulate modulation, self-preparation is absolutely right)

MATLAB desktop keyboard shortcuts, such as Ctrl+S, are now customizable. In addition, many keyboard shortcuts have changed for improved consistency across the desktop.

the day of year是指这一年已经逝去的天数（包括当天） 。在平年中，它的取值范围为 1 到 365，在闰年中，它的取值范围 1到 366。编写一个 MATLAB 程序，输入年，月，日， 输入为对应的 the of year。 (the day of year is the year the number of days have been lost (including the day). In the average year, it ranges from 1 to 365, in a leap year, it ranges from 1 to 366. Write a MATLAB program, enter the year, month, day, enter the corresponding the of year.)

程序的功能是用海明窗设计低通滤波器，性能指标为wp=0.2pi，ws=0.3pi(The program s function is Hamming window low-pass filter, performance indicators, wp = 0.2pi ws = 0.3pi)

MATLAB7 使用教程，从基础篇到高级，结合了图形说明，易学易懂(MATLAB7 Desktop Tools and Development Environment.This book is a basic course of matlab. )

dynamic voltage restorer with five level diode clamp inverterdynamic voltage restorer with five level diode clamp inverterdynamic voltage restorer with five level diode clamp inverter

about maximum peak power tracking