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硕士学位论文:LDPC码在瑞利衰落信道中的性能分析
信道编码技术可以带来编码增益，节省宝贵的功率资源，己经成为现代数字
通信系统中必不可少的关键技术。LDPC码采用低复杂度的迭代译码算法，且具有
逼近香农限的性能.由于LDPC码具有诸多优点，它在信息可靠传输中的良好应
用前景己经引起学术界和rr业界的高度重视，成为当今信道编码领域最受瞩目的
研究热点之一。
本文主要探讨了LDPC码在瑞利衰落信道中的性能，基于LDPC码的分组空
时码系统，以及基于LDPC码的正交频
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根据空时分组编码的特性及缺陷,考虑使用差分空时编码,该程序实现差分空时分组编码的性能仿真,是根据Space–Time Block Coding for Wireless一书的性能仿真-Space-time block coding according to the characteristics and defects, to consider the use of differential space-time coding, the program realize differential
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精典的国外空时编码电子书籍。作者Branka Vucetic，Jinhong Yuan
-1 Performance Limits of Multiple-Input Multiple-Output Wireless Communication Systems
2 Space-Time Coding Performance Analysis and Code Design
3 Space-Time Block Codes
4 Space-Time Trellis Codes
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Rayleigh信道中的误码率仿真源代码下载-Descr iption This program simulates the bit-error-rate (BER) performance of Orthogonal space time block code over Rayleigh fading channel with L=4 TX antennas and M=1 RX antenna
The code has been developed for real orthogo
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Alamouti下的空时编码下的仿真，很好的体现了系统的性能，比较实用。-Alamouti space-time coding under the under the simulation, well reflects the performance of the system more practical.
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关于空时编码的Matlab代码，包括性能评估及实时实现-On the space-time coding of Matlab code, including performance evaluation and real-time
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本代码是关于多天线技术空时块编码的通信系统仿真源程序，其中包括QPSK调制，QPSK解调，FFT,IFFT，STBC等模块,并给出误码率计算和性能仿真图。-The code is on the multi-antenna space-time block coding techniques of communication system simulation source code, including QPSK modulation, QPSK demodulation, FFT, IFFT,
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This book covers the fundamental principles of space-time coding for wireless
communications over multiple-input multiple-output (MIMO) channels, and sets
out practical coding methods for achieving the performance improvements predicted
by the
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比较BLAST_STBC_STTC三种空时编码方式性能-Comparison BLAST_STBC_STTC performance of three space-time coding
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对协作通信中分布式空时码的编码研究以及译码和性能仿真-Cooperative communication on distributed space-time codes coding and decoding and performance simulation
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一本非常好的mimo图书，讲述了如何进行SPACE TIME CODING.-A very good book of mimo which describes how to conduct space time coding and improve performance.
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对程序利用matlab对空时编码中的分集技术进行了仿真，通过对比采用分集技术和不采用此技术来进行性能分析-Matlab program for use on space-time coding techniques in the sub-set of the simulation, by comparing the use of diversity technology and do not use this technology for performance analysis
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仿真Alamouti 2发2收空时编码性能，调制方式为QPSK-Simulation for Alamouti 2 rounds of 2 to close space-time coding performance, the modulation method is QPSK
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仿真Alamouti 2发1收空时编码性能，调制方式为QPSK-Simulation for Alamouti 2 rounds of a received space-time coding performance, the modulation method is QPSK
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performance distirbuted space time coding
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Matlab平台下仿真实现2*2, 4*4， 6*6天线Alamouti空时编码的MIMO系统，画出不同信噪比下的性能曲线对比。-2* 2, 4* 4, 6* 6 antenna Alamouti space-time coding MIMO system Matlab simulation platform, draw the comparison of different signal-to-noise ratio performance curve.
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空时编码中相同发射端相同接收端数目，但分集书不同情况下误码性能对比仿真-Space-time coding the same transmitter the same number of the receiving end, but the diversity book under different circumstances BER performance comparison simulation
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仿真使用三种分层空时编码的2*2MIMO系统在高斯信道下的误码率性能-Simulation using three layered space-time coding 2* 2MIMO system Gaussian channel bit error rate performance
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实现了2*2，2*1，1*2，4*4等多种时空编码和解码的算法，并能得到BER性能曲线-Achieve a 2* 2,2* 1,1* 2,4* 4, and other space-time coding and decoding algorithm, and BER performance curve can be obtained
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QPSK与2psk不同调制解调方案下的空时编码性能仿真分析-QPSK and space-time coding performance 2psk different modem simulation analysis under the program
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