kqy_12_3

改变声音信号采样频率。应分别考虑由低到高和由高到低，最好包括声音采集和回放等功能。(To change the audio signal sampling frequency. Should be considered separately from low to high and high to low, preferably including audio capture and playback functions.)

很好的多项式拟合程序 已经用过 自适应样条拟合(Good adaptive polynomial fitting procedure has been used spline fitting)

ofdm wireless lan document

simulation of train in matlab with fuel cell source

小波分析理论与MATLAB小波分析的应用领网域十分广泛，它包括：数学领网域的许多学科；信号分析、影像处理；量子力学、理论物理；军事电子对抗与武器的智能化；电脑分类与识别；音乐与语言的人工合成；医学成像与诊断(MATLAB wavelet analysis theory and application of wavelet analysis collar domain is very extensive, it includes: Mathematics collar domain many disciplines signal analysis, image processing quantum mechanics, theoretical physics military weapons, electronic warfare and intelligence computer classification and identification synthetic music and language medical imaging and diagnostics)

matlab实现QPSK的调制和解调，有完整的代码，详细的解释，另外还有个课程设计说明书(QPSK modulation and demodulation by matlab)

为了解决! 以太网接入系统中大规模并行编码器的设计问题! 提出了矩阵法 代入法流水线法等三种设计方法以此为基础!给出了!以太网接入系统中 编码器的实现方 案.(In order to solve! " # Ethernet access system, $ $ massively parallel encoder design! Proposed a matrix method" substitution method " , three line method as a basis for design#! Shows!" Ethernet access system# $ $ encoder implementations)

涡格法计算现行气动力的matlab代码，用于飞机机翼概念设计阶段的气动力评估(Tornado is a Vortex Lattice Method for linear aerodynamic wing design applications in conceptual aircraft design or in aeronautical education)

LS ESPRIT for frequency estimation

matpower4.0的matlab程序，及说明文件。每个程序都有详细的解释说明(matpower4.0 matlab procedures, and documentation. Each program has a detailed explanation)