kkk.txt

本代码为移动通信系统中WCDMA功率控制的仿真代码。(WCDMA)

PSO算法声纹识别整体程序代码，适合DSP硬件(Voiceprint identification of the overall code)

调制信号识别，利用设计的算法识别出调制信号。(Modulated signal identification, the use of algorithms to identify the design modulated signal.)

一、实验要求 信号为两个正弦信号加高斯白噪声，各正弦信号的信噪比均为10dB，长度为N，信号频率分别为和，初始相位，取，取不同数值：0.3，0.25。为采样频率。分别用Levinson递推法和Burg法进行功率谱估计，并分析改变数据长度、模型阶数对谱估计结果的影响。(Power spectrum estimation)

Digital Signal Processing with MATLAB是Proakis於DSP的經點著作 內涵此書的source code(Digital Signal Processing with MATLAB, the book and MATLAB source code)

文件包含两个m文件，一个是QPSK的主函数文件和单径的瑞利衰落信道fade.m文件，实现的对qpsk的过程进行了仿真（在瑞利和高斯信道的作用下）。绘制出了在各个阶段的波形图(M file contains two files, one file is the main function of QPSK and single path Rayleigh fading channel fade.m file qpsk the process of implementation of a simulation (in the Rayleigh and Gaussian channel under the action.) Drawn out at each stage of the waveform)

说明：  窄带平衰落相关MIMO信道容量仿真，内容包括：天线间距、功率角度谱、多簇、总角扩展等参数对信道容量及相关系数的影响(Narrowband flat fading MIMO channel capacity related to simulation, including: antenna spacing, angle power spectrum, multi-cluster parameters such as total angular expansion of channel capacity and the correlation coefficient of)

变步长LMS滤波器做系统辨识，有详细注释，课运行(Variable step size LMS filter to do system identification, detailed notes, classes run)

Bernstein_chebyshev_Lagrange等基函数编写和实现(Bernstein_chebyshev_Lagrange basis functions, such as the preparation and implementation)

跳相扩频通信，用8PSK信号，包含单用户和多用户，瑞利信道( Phase-hopping spread spectrum communication, with 8PSK signal, including single-user and multi-user, Rayleigh channel)