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2下载:
瑞利衰落信道的Matlab仿真模型程序,这个是关于OFDM 的循环卷积源代码-Rayleigh fading channel simulation model of the process, this is the cycle of OFDM convolution source code
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采用THP预编码(QR算法)的simulink仿真链路,有16QAM和QPSK两种调制方式,信道为瑞利衰落信道(simulink+m files)-using THP pre-Code (QR algorithm) simulink link, 16 QAM and QPSK modulation. Channel for Rayleigh fading channels (Simulink m files)
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This program simulates the bit-error-rate (BER) performance of OSTBC
with L=4 antennas over the frequency flat Rayleigh block fading channel
The code is developed for real orthogonal design, code rate 1/2
modulation- 16 QAM with gray c
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its a matlab code for implementing multiusers in a rayleigh fading channel using gold sequences.
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Rayleigh衰落MIMO信道遍历容量的Matlab代码-Rayleigh fading MIMO channel ergodic capacity of the Matlab code
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这一段源代码为瑞利衰落信道的实现,代码比较简单,适合初学者学习-This section of the source code for the realization of Rayleigh fading channel, the code is relatively simple, suitable for beginners to learn
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i have simulated a general ofdm system but i am not having correct results. can any one rectify problems in this code. have i used correct formulas in this code? i mean does RAYLEIGHCHAN command hold for it? do i need to equalize the receiver signal?
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Matlab Wireless Communications 各种应用例程-Matlab Wireless Communications
802.11b PHY MATLAB Code
Alamouti Scheme with GUI (Performs Monte-Carlo simulation and estimates BER of Alamouti Scheme over Rayleigh channel)
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瑞利信道下(2,1,3)卷积码仿真,得到误码率曲线,,可以的-Under Rayleigh channel (2,1,3) convolution code simulation, get the ber curve, and can be
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瑞利信道下(2,1,3)卷积码仿真,得到误码率曲线,,可以的-Under Rayleigh channel (2,1,3) convolution code simulation, get the ber curve, and can be
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瑞利信道下(2,1,3)卷积码仿真,得到误码率曲线,,可以的-Under Rayleigh channel (2,1,3) convolution code simulation, get the ber curve, and can be
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基于matlab/simulink的bpsk,qpsk经过白噪声信道和rayleigh多径误码率在不同信噪比下的计算,给出了对应的误码率曲线-Based on matlab/simulink bpsk, qpsk white noise channel and rayleigh multi-path error rate at different signal to noise ratio of the calculation, given the corresponding error rat
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Developing a pathloss system using rayleigh and rician fading channel
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This code gives a relative comparison of performance of Alamouti & MRC schemes over Rayleigh channel
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对于瑞利信道的仿真,有详细的说明,并附有代码和结果图(The simulation of the Rayleigh channel is described in detail, with code and result diagrams.)
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1下载:
基于 MATLAB 对移动通信中的 BPSK、QPSK、16QAM 和 OFDM 基带传输系统进行仿真,分析它们在 AWGN 和 Rayleigh 信道下的误码率性能。重点建立了基于 QPSK 和 16QAM 调制方式下 OFDM 系统的仿真,比较两种调制方式在 Rayleigh 信道下的传输性能,分析了系统模型,提出了代码优化方案。(Based on MATLAB, we simulate the BPSK, QPSK, 16QAM and OFDM baseband transmission
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5. 在三条径的瑞利信道中,对于直接序列扩频:
(1) 请设计DS-CDMA一种具体的码分导引辅助的信道估计方法,接收机分别采用等均益合并、最大比合并。用Simulink进行仿真,画出比特信噪比与信道估计均方误差的关系曲线和比特信噪比与误码率的关系曲线。
(2) 设频率已经同步,请设计DS-CDMA一种具体的单停顿滑动相关时间同步方法,用Simulink进行仿真,画出比特信噪比与捕获概率的关系曲线。
(3) 设时间已经同步,请设计DS-CDMA一种具体的频率同步方法,用Simulink进行
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C++编写的瑞利信道下LDPC码的性能程序,包括编码解码(C the performance program of LDPC code in Rayleigh channel, including encoding and decoding)
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2. 关于无线信道的多普勒谱,请回答以下问题:
(1) 在某些无线信道中,多普勒频移会引起无线信道输出信号的混叠。请描述产生混叠的各种原因;
(2) 无线信道中的多普勒谱有一种经典谱(classic spectrum),请解释产生这种谱形状的机理;
(3) 请用Simulink工具编写代码(S-Function方式),产生一单径瑞利信道,其多普勒谱为经典谱,其中移动速率为120km/h。并请描述:自己用计算机产生的经典谱是正确的依据。(2. Regarding the doppler sp
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This Matlab code is for computing the SNR improvement in Rayleigh fading channel with selection diversity.
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