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B_Q_Q16_AWGN
- B_Q_Q16_AWGN.rar是BPSK,QPSK,16QAM在高斯信道下的系统性能仿真，给出了信噪比SNR与误比特率BER 的关系。 16QAM是16进制的正交振幅调制在高斯信道和瑞利信道下的信噪比SNR与误比特率BER 的关系。都是matlab编写的-B_Q_Q16_AWGN.rar BPSK, QPSK, 16QAM in AWGN channel system performance simulation, given the relationship between the S
wirelesscomm
- In this project we analyze and design the minimum mean-square error (MMSE) multiuser receiver for uniformly quantized synchronous code division multiple access (CDMA) signals in additive white Gaussian noise (AWGN) channels.This project is mainly bas
Asynchronous_CDMA
- This the simulink file that demonstrates the fundametal principle of operation behind asynchronous CDMA systems using Welsh codes. The system performance can be evaluated by changing the processing gain at the transmitter and by increasing or decreas
This_one
- Cooperative communication_power control a) Generate random binary sequence of +1’s and -1’s. (b) Given different Power to the source and the relay as well (c) Multiply the symbols with the channel and then add white Gaussian noise. (d) At
bfsk
- clear all snrdB_min = 0 snrdB_max = 10 SNR (in dB)limits snrdB = snrdB_min:1:snrdB_max Nsymbols = input( Enter number of symbols > ) snr = 10.^(snrdB/10) convert from dB h = waitbar(0, SNR Iteration ) -clear all snrdB_min =
rayleigh
- Create Rayleigh fading channel object Compute error rate for different values of SNR Range of SNR values, in dB values
ofdm
- 对OFDM通信系统进行仿真，使用AWGN信道，生成误码率与信噪比的仿真图形，并与理论图形进行比较-The simulation of the OFDM communication system, using the AWGN channel, BER and SNR generated graphic simulation, and compared with the theoretical graph
RAKE_BER_CONVENC_QPSK
- *Demonstrate convolutional encoding and decoding *Simulate BER for QPSK and BPSK, plot and then **compare the result with the theoretical value. *compare SER of the Rake and ML. – Symbols are taken randomly from QPSK. – Run the simulation for
Analysis-on-Channel-Capacity-of-MIMO
- 多输入多输出(MIMO)通信系统相比其他的通信系统具有更高的频谱效率，在不增加发射功率以及信号带宽的 情况下，MIMO 技术可以有效地提高系统信道容量及其性能。利用均匀角能量分布以及相关矩阵，分析了相关信道下的MIMO 系统信道容量，得出了系统信道容量的通用公式，并利用MATLAB 进行仿真。仿真结果表明，相关性的增加意味着信噪比的减 小，圆形接收天线阵列半径与角度扩展是决定MIMO 系统信道容量的主要因素。-Multiple-input multiple output (MIMO)
matlab
- BPSK.m是使用蒙特卡罗仿真验证能量检测法，效仿文献中的图1。 由于运算量大，建议不运行程序，运行时要耐心等待。 该程序得出的图见n=10000.fig文件，但由于与图1不是很像，建议 论文图片附上SNR.m（理论计算画图程序）运行后的图片，程序可用BPSK.m。 T2-T6.m根据文献理论计算得出的程序，效仿文献中的图2-6， 暂时没有进行蒙特卡罗仿真。 -BPSK.m using Monte Carlo simulation of energy dete
QAM
- 使用于初学Matlab的人，讲了QAM的调制解调以及误码率和信噪比的计算。-It is useful for the people who use the matlab first time. Both the modulation and the demodulation and the relationship between ber and snr are in the file.
powersubtractionalgo
- Matlab Code to suppress estimate PSD, Noise in speech and minimise it and thus improve SNR
wlan_11n_simulink
- 802.11n physical layer simulink model-802.11n WLAN PHY Simulation models of 802.11n (modified from 11a PHY model): wlan/IEEE80211n.mdl For all simulation models: -------------------------- Most simulation setting can be conf
OLA_OOPSim
- Opportunistic Large Array 的MATLAB 模拟器. Object oriented Event Based 无线广播 支持OLA 累积Relay重发信号以达到最佳解码效果 节点位置可随机或以网格生成 可控制调变方式 独立节点间无线传输信道模型 可调随机生成信噪比范围 生成显示各节点位置图 生成各节点接收所需OLA副本数量图 生成各节点误码率图 生成各节点HOP-COUNT图
SM_4_4_16QAM
- SM系统matlab程序，传输天线、接收天线数量可调，信号调制方式可调，循环次数可调。最后生成BER性能曲线，并将不同SNR下的BER数据存储到mat文件中。-SM system matlab program, the number of transmission antennas, a receiving antenna is adjustable, adjustable signal modulation scheme, the number of cycles is adjustable.
prg-cdma
- this code matlab calculte the BER vs SNR of multi user CDMA system using different detectors sush as MMSE and ZF in rayleigh channel model
ask
- 利用matlab软件设计并仿真下面的无线通信系统。模拟信源为单音频信号。模拟调制方式为ASK。信道为多径信道（仿真中2径），信道中噪声为加性高斯白噪声。采用相干解调接收。画出了解调器输出端性能曲线与点信噪比SNR的关系。(Matlab software is used to design and simulate the following wireless communication systems. The analog source is a single tone signal. The
直接序列扩频系统仿真
- 建立了直接序列扩频系统的matlab仿真模型，在信道中存在高斯白噪声和干扰的情况下，对系统的在不同扩频增益下的误码率性能进行了仿真及分析，分析了扩频码的自相关性、误码率、性噪比。(A matlab simulation model of the direct sequence spread spectrum system, the existence of Gauss white noise and interference in the channel under the condition
trail
- Number of transmitting antennas mR, Number of transmitting antennas ITER, number of trials SNRdB, Range of SNR in dB C SISO, variable for capacity of a SISO system C SIMO, variable fo