搜索资源列表
Rake.rar
- 2个用户下的Rake接收机 4径-5径多径 AWGN一级瑞利衰落信道 混合了m序列、Gold序列,2 users Rake receiver under the Path 4 Path-5 multipath Rayleigh fading AWGN channel a mixture of m sequence, Gold sequence
DSSS.rar
- 一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN(加性高斯白噪声信道)信道(AWGN信道:不考虑通信信道信号时,由宽频范围描述的统计随机无线噪声。)。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。,A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct
other_16QAM.rar
- this is code for other 16QAM with awgn,this is code for other 16QAM with awgn
LDPC
- LDPC码性能的matlab仿真程序(BPSK调制,AWGN噪声)-Performance of LDPC code matlab simulation program (BPSK modulation, AWGN noise)
ofdmproj_win
- 本程序实现了OFDM系统详尽的方针,注释代码非常丰富,有详细的讲解,可以实现AWGN信道和多径信道,并对最终的如BER等性能指标进行了仿真实现。非常经典。很适用发论文或毕业设计时用来做设计的仿真验证工作。-This procedure detailed implementation of the principle of OFDM systems, notes the code is very rich in detail there is, you can achieve AWGN chann
viterbi
- 用matlab软件仿真了从卷积码编码,QPSK调制,AWGN信道,QPSK解调,以及Viterbi译码。-Using Matlab Simulate from the coding of convolutional code,Qpsk modulation ,AWGN channel ,Qpsk demodulation and Viterbi decoding。
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
Turbo_QAM_2a
- Turbo编码16QAM在AWGN信道中的性能Turbo码份量码为[1,17/15],码率为1/2,采用随机交织器-the encoder and decoder of the Turbo code
Q_DSSS
- 直扩码分多址DS-CDMA是利用高速的WALSH正交码序列作为地址码,与多用户信息数据相乘得到信息数据的直接扩频信号,再经过BPSK调制后发送出去,经过AWGN无线信道的传输后,在接收端与本地产生的地址码进行相关检测,从中将地址码与本地码一致的用户数据选出,把不一致的用户数据删除。-DS-CDMA DS-CDMA is the use of high-speed WALSH orthogonal code sequences as address code, with multi-user in
matlab_ydtx
- 一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN信道。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。-A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modulation, AWGN
matlab
- source code for awgn,BPSK modulation and demodulation,channel simulation,convolution encoder,data generator,encoder and fading channel
Channel_Encode_AWGN_channel
- AWGN信道环境下,信道编码的性能分析(包括误码率BER和开销即运行时间),运用了Hamming Code Golay Code Circle Code and Converlute Code-channel encode including Hamming Code Golay Code Circle Code and Converlute Code in AWGN channel
code
- 用Matlab进行BPSK系统发送、接收端的仿真,含有发送端、AWGN信道、匹配滤波、下采样、解调、计算不同信噪比下的误码率,并绘制BER曲线-Matlab simulation of BPSK receiving system,including AWGN channel, match filter, down sample,demodulation and BER calculation
my_turbo
- turbo码的编解码程序,采用max-log-map算法,简单易用。程序采用QPSK调制,信道为AWGN-turbo code decoding process, using max-log-map algorithm, easy to use. Program uses QPSK modulation, AWGN channel is
turbo
- AWGN channel Turbo code bit error rate model in an experimental basis, through curve fitting and other mathematical tools, to be additive white Gaussian noise channel conditions, channel coding using
Degree-distribution-of-LT-code
- The degree distribution of the LT code optimized for BEC, AWGN channel. The degree distribution optimized for differential channel is also given.
MATLAB
- this an example of LDPC code in which after encoding i have added AWGN(Additive white Gaussian noise) and bsc(binary symmetric channel). then i hav performed decoding operation. one can easily devloped different BER vs Eb/N0 graph of different channe
OFDM simulation matlab
- This file simulates OFDM using various modulations schemes The user chooses whether to use BPSK or QPSK ar 16-QAM. Then the code proceeds by inserting Cyclic Prefix and Pilot Signals This is followed by FFT (Fast Fourier Transform) A channel is simul
QAM awgn fading channel matlab code
- the following is QAM AWGN fading code model for matlab. This is a source code.
ofdm code
- OFDM simulation system use different modulation technique such as M-PSK M-QAM user can select that type . the program use image to be transmitted in QI mapped ,signal affected by AWGN and Fading on channel be for received