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PAM 调制和解调使用匹配滤波器通过基带 AWGN 信道

此代码创建一个随机的 PAM 信号并通过AWGN 信道下基带信道的带宽有限然后它使用与筛选器匹配的解调...
  Matlab        Matlab     

仿真块关系图来模拟 16 进制 PSK 在 AWGN

这种仿真模型来模拟 16 进制相移键控 (16-PSK) 法添加剂白噪声 (AWGN) 环境中的性能。这种模式最适合 matlab 版本 6.对于较新版本的 Matlab 用户可能必须更新其组件。...
  Matlab        Matlab     

OFDMA 数据映射

这是 MATLAB 免费源应用程序。这里是代码执行数据映射的 WiMAX。很重要的用户的数据映射到渠道,因为它相关的射频资源在保存。所以,我在这个问题上工作,并通过 Matlab 程序模拟。...
  Matlab        Matlab     

FBMC/OQAM-AWGN: 信噪比与误码率

报告指出: PHYDYAS — — 物理层动态访问和认知无线电"原型的筛选器和筛选器银行结构"。我生成使用多相结构的 FBMC/OQAM 无线系统模型然后添加高斯,然后我绘制误码率与信噪比曲线比较...
  Matlab        Matlab     

LTE 物理层使用 SC-FDMA & OFDMA 的性能评价

自过去的几十年不同类型的蜂窝网络发起了和去成功的无线电链接如WiMAX,变得非常流行,因为其高数据速率 (70Mbps) 和 支持提供无线上网服务超过 50 公里的距离。UMTS 长长期演进 (LTE) 是一项新兴的技术演变的 3g 移动...
  Matlab        Matlab     

OFDMA simulation

The code is about simulating the OFDMA technique which is almost an essential for LTE networks.Orthogonal Frequency-Division Multiple Access (OFDMA) is a multi-user version of the popular orthogonal frequency-division multiplexing(OFDM) digital modulation scheme. Multiple access ...
  Matlab        Matlab     

OFDMA AND SC-FDMA BER PER

This simulation give BER, PER and Power spectral density of OFDMA and SC-FDMA transmission. In this example, we use QPSK and QAM Modulation....
  Matlab        Matlab     

Additive White Gaussian Noise ( AWGN) , Channel

How to create AWGN Channel in matlab. Very simple and lucid method, code is tagged  with comments  wherever it is required. Very wasy to understand. AWGN stands for Additive White Gaussian Channel .  Additive white Gaussian noise (AWGN) is a basic noise model use...
  Matlab        Matlab     

the 16QAM performance on AWGN channel

1,the BPSK/QPSK performance on AWGN channel  2,the basic parameter for single carrier communication system 3, Define filter-related parameters. 4 the 16QAM modulation 5,the AWGN channel 6, the match filter 7,the demodulator 8,plot...
  Matlab        Matlab     

Constellation and ber calculation for bpsk in AWGN channel

This SCRIPT simulates BER of BPSK in AWGN channel. It perfroms the following tasks: 1. BPSK modulation and demodulation of data and plot respective signals. 2. Addition of AWGN noise with BPSK modulated signal. 3. Plot constellation diagram of BPSK. 4. Plot BER vs...
  Matlab        Matlab     

AWGN channel

simulate white gaosion noise in channels using matlab and using bufflow window...
  Matlab        Matlab     

QPSK在AWGN信道下的仿真实验

数字调制就是把数字基带信号的频谱搬移到高频处,形成适合在信道中传输的带通信号。基本的数字调制方式有振幅键控(ASK)、频移键控(FSK)、绝对相移键控(PSK)、相对(差分)相移键控(DPSK)。在接收端可以采用想干...
  Matlab        Matlab     

NLOS channel implemented with AWGN

%%%%%%%%%%%%%% models for FSPL%%%%% close all; clear all; clc %Distance in meter N=10; d=0.0:0.25:N; do=1; %frequency in MHz f=866e+6; c=3e+8; lamda=c/f; L=((lamda)/(4*pi*do))^2; %Fre...
  Matlab        Matlab     

BER performance of AWGN channel

Provides a simple BER analysis of BPSK modulation in AWGN channel and Rayleigh channel. AWGN channel includes only noise and considers only a single path channel. i.e There is no fading due to multipath situations. Ideally, this channel doesn't exist as wireless communication is bounded to have mult...
  Matlab        Matlab     

Turbo Code over AWGN Channel

Turbo Code over AWGN Channel , turbo decode ,Turbo Code over AWGN Channel , turbo decode ,...
  Matlab        Matlab     

Energy detection in cognitive radio neywrok under AWGN

This program to investigate the energy detection method under AWGN this is very simle in detection the primary signal...
  Matlab        Matlab     

MMSE equilizer for OFDMA

clear N  = 10^6; % number of bits or symbols Eb_N0_dB = [0:15]; % multiple Eb/N0 values K = 3; for ii = 1:length(Eb_N0_dB)    % Transmitter    ip = rand(1,N)>0.5; % generating 0,1 with equal probability    s = 2*ip-1; % BPSK modulation 0 -> -1; 1 -...
  Matlab        Matlab     

script for M-QAM modulation in rayleigh and AWGN channel

This script simulates the Bit Error Rate (BER) of single carrier digital transmission of M-QAM through two types channel (additive white Gaussian   noise and noise Mobile Rayleigh). N..B. Inside the scripts comments are in french ....
  Matlab        Matlab     

fbmc /oqam AWGN

FBMC滤波器组多载波系统的方针程序,采用OQAM调制。可以和OFDM系统做个对比-FBMC (filter bank multi-carrier) OQAM...
  Matlab        Matlab     

FFT based OFDM transceiver in AWGN channel

An Orthogonal Frequency Division Multiplexing (OFDM) system is a multi-carrier system which utilizes a parallel processing technique allowing the simultaneous transmission of data on many closely spaced, orthogonal sub-carriers. Inverse Fast Fourier Transform (IFFT) and Fast Fourier transform (...
  通信        Matlab     

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