AdvancesinSonarTechnology

本程序描述了各种信道的模型，并对每一种信道模型都进行了分析和仿真，并对结果进行了描述(This procedure describes the various channel models, and each channel model are analyzed and simulated, and the results described)

最小二乘回归分析算法，基于小波变换的数字水印算法matlab代码，利用最小二乘法进行拟合多元非线性方程。( Least-squares regression analysis algorithm, Based on wavelet transform digital watermarking algorithm matlab code, Multivariate least squares fitting method of nonlinear equations.)

自己编的matlab程序 跑过之后觉得效果还可以(good)

一本软硬件协同验证的书,介绍HDL 和如何使用CMODEL和SYSTEM C, 不同语言去做协同验证的资料。(A book of hardware and software collaborative verification of HDL and how to use the CMODEL and SYSTEM C, different languages to do validation data together.)

LDPC编码的BP译码算法的matlab程序(Matlab Program of BP Decoding Algorithms for LDPC Coding)

说明：  分别采用欧拉法、改进欧拉法和隐式梯形法解一阶非线性微分方程dx/dt=ax。(The Euler method, the improved Euler method and the implicit trapezoidal method are used to solve the first-order nonlinear differential equation dx/dt=ax respectively.)

OFDM的仿真程序，经过瑞利多径的仿真。其中子载波数为4.(OFDM simulation procedure, after the simulation of multipath Rayleigh. Subcarriers of which the number of 4.)

说明：  包络谱的求取程序，已经过matlab运行，没有问题。(envelope,in matlab code)

说明：  这个程序可以仿真ＦＩＲ滤波器的字长效应对滤波效果的影响(this process simulator can FIR filter the characters respond to long-term effect of filtering)

orthogonal frequency division multiplexing matlab code