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QOSTBC

于 2014-06-23 发布文件大小:128KB

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下载积分: 1 下载次数: 80

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代码说明：

OSTBC 准正交空时分组码多天线系统，QPSK，QAM调制的误码率比较

文件列表：

QOSTBC
......\QAM
......\...\QOSTBC4_1QAM.asv,3360,2013-09-18
......\...\QOSTBC4_1QAM.m,3359,2013-09-18

......\...\QOSTBC4_4QAM.asv,5729,2013-09-18
......\...\QOSTBC4_4QAM.m,5736,2013-09-18

......\...\QOSTBC4_4_1QAM.asv,7696,2013-09-18
......\...\QOSTBC4_4_1QAM.m,7701,2014-05-06

......\QAMQPSK
......\.......\QOSTBC4_1QAM.m,3359,2013-09-18
......\.......\QOSTBC4_1QPSK.m,3222,2013-09-15
......\.......\QOSTBC4_4QAM.m,5736,2013-09-18
......\.......\QOSTBC4_4QPSK.m,5622,2013-09-12
......\.......\QOSTBC4_4_1QAM.m,7702,2013-09-18
......\.......\QOSTBC4_4_1QPSK.m,7602,2013-09-22
......\.......\QOSTBC4_4_1QPSK_QAM.asv,14442,2013-09-22

......\.......\QOSTBC4_4_1QPSK_QAM.m,14450,2013-09-22
......\QOSTBC QPSK

......\...........\QOSTBC4_1QPSK.asv,3197,2013-09-14
......\...........\QOSTBC4_1QPSK.m,3222,2013-09-15
......\...........\QOSTBC4_4QPSK.asv,5622,2013-09-13
......\...........\QOSTBC4_4QPSK.m,5622,2013-09-12
......\...........\QOSTBC4_4_1QPSK.asv,7603,2013-09-22
......\...........\QOSTBC4_4_1QPSK.m,7602,2013-09-22

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ga
说明：遗传算法工具箱，十分好用，不错的工具。包含大量例子(Genetic Algorithm Toolbox, very easy to use, good tool. Contains a large number of examples)

2007-09-20 20:29:12下载

积分：1
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Spectrum Sensing Technique

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图像处理MATLAB程序（教学使用）-图像灰度级修正（直方图均衡化）(MATLAB image processing program (Teaching)- image gray level correction (histogram equalization))

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一个载波恢复与符号定时的仿真。载波恢复使用平方环，符号定时基于早迟门，发送信号采用BPSK调制方式，统计计算的误码率。(A carrier recovery and symbol timing simulation. Carrier recovery loop using the square, the symbol timing based on early-late gate, sending a signal using BPSK modulation, bit error rate statistics calculations.)

2014-07-01 19:48:00下载

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tHIS MATLAB CODE SIMULATE RAYLEIGH MODEL USED IN WIRELESS COMMUNICATION SYSTEMS.Rayleigh fading models assume that the magnitude of a signal that has passed through such a transmission medium (also called a communications channel) will vary randomly, or fade, according to a Rayleigh distribution.

2013-11-08 19:51:40下载

积分：1
cenciMTI
对参差动目标检测（MTI）进行仿真研究，画出了其频率响应曲线，可以在源码中改动初始参数来得到想要的仿真(For mixed moving target detection (MTI) simulation study, draw the frequency response curve, the initial parameters can be changed in the source code to get the desired simulation)

2014-05-26 11:06:02下载

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这个是直接序列扩频通信系统在不同信噪比下抑制正弦干扰的仿真的主程序和子程序(This is a direct sequence spread spectrum communication system with different signal-to-noise ratio under sinusoidal interference suppression of the main program and Simulation Subroutine)

2007-05-17 22:37:02下载

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分析粒子群算法在求解组合优化问题中的运行原理并与遗传算法和改进的粒子群算法仿真比较．结果表明混合优化算法在收敛速度和精度上均有明显的提高(Ｔｈｅ　ｍｅｃｈａｎｉｓｍ　ｏｆ　ｐａｒｔｉｃｌｅ　ｓｗａｒｍ　ｏｐｔｉｍｉｚａｔｉｏｎＰＳＯｉｎ　ｓｏｌｖｉｎｇ　ｃｏｍｂｉｎａｔｏｒｉａｌ　ｏｐｔｉｍｉｚａｔｉｏｎｐｒｏｂｌｅｍｓ　ｗａｓ　ａｎａｌｙｚｅｄ．Ｓｉｍｕｌａｔｉｏｎｓ　ｃｏｍｐａｒｉｓｏｎｗｉｔｈ　ＧＡ　ａｎｄ　ｉｍｐｒｏｖｅｄ　ＰＳＯ　ｓｈｏｗｓ　ｔｈａｔ　ｔｈｅ　ｈｙｂｒｉｄ　ｏｐｔｉｍｉｚａｔｉｏｎ　ａｌｇｏｒｉｔｈｍ　ｈａｓ　ｏｂｖｉｏｕｓ　ｉｍｐｒｏｖｅｍｅｎｔｓ　ｉｎｃｏｎｖｅｒｇｅｎｃｅ　ｓｐｅｅｄ　ａｎｄ　ａｃｃｕｒａｃｙ)

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