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Rayleigh_ofdm
- carrier_count= 200 bits_per_symbol = 2 symbols_per_carrier = 50 loop=10 num=5 循环次数 10 子载波数 200 位数/ 符号 2 符号数/ 载波 50 训练符号数 5 循环前缀长度 T/4 调制方式 QAM 多径信道数 2(缺省) 信道最大时延 5 (单位数据符号) 仿真条件 收发之间严格同步 一个OFDM系统
MC_DS_CDMA_Clasico
- wimax simulator sui 4 channel 64 qam
Baocao2
- a simple implementation for 4 16 64 QAM plots to obtain simulated and theoretica....rar
OFDM
- 4信道OFDM,子载波采用QAM调制 ,待传的信号与OFDM产生的信号之间的仿真图-4-channel OFDM sub-carrier QAM modulation between the signal and the OFDM signal to be preaching simulation Figure
2-4transform
- 编写的是2-4进制转换的功能函数,而进制转化是进行QAM调制的必须元件,而且可根据次程序进行编写其他进制的转换-hexTransform is necessary to modulation for example MQAM
DigModTutorial
- 介绍通信系统基本结构的simulink仿真程序,包括了脉冲成形,OOK,BPSK,4-ASK,QPSK,Offset-QPSK,MSK,16-QAM的调制解调simulink仿真,可以观察的调制波形和误码率。-This tutorial program introduces the infrastructure of commnication system in simulink form.It contains the simulation of Pulse Shape,OOK,BPSK,4-
Resource-Allocation-in-OFDMA-System-by-Low-Comple
- Resource allocation in OFDMA system by low complexity algorithm using M-QAM modulation:- In this the resource allocation of downlink of mobile communication in OFDMA system is efficiently done by the use of low complexity algorithm and the type of mo
16QAM
- 仿真练习(第六次刘课件中有关于噪声的添加方法) ? 编写一个含QAM传输的发送和接收模块 ? 分别采用复基带仿真和实带通仿真两种形式 ? 复基带仿真时过采样率为4倍,实带通仿真时过采样率为20倍, 实带通仿真时, 载波频率为符号率的4倍 ? 发端采用滚降系数0.5的根号升余弦滤波器 ? 画出Eb/N0=15dB时的接收波形(收滤波前),取100个采样 ? 画出发端输出的眼图和收端过匹配滤波后的眼图(画眼图时不加噪声) ? 统计
QAM000000
- ofdm QAM仿真 在AWGN信道下 i*2*pi/4)*exp(i*.2*pi/4)+exp(i*4*pi/4)*exp(i*.4*pi/4)+exp(i*6*pi/4)*exp(i*.6*pi/4-simulation of OFDM with QAM modulationi*2*pi/4)*exp(i*.2*pi/4)+exp(i*4*pi/4)*exp(i*.4*pi/4)+exp(i*6*pi/4)*exp(i*.6*pi/4
homework2
- 通信系统与仿真作业: 1)设计π/4-DPSK或16-QAM调制器仿真程序, 画出时域波形、 正交分量、同相分量波形,眼图,散点图等。 2)利用MATLAB进行DPSK在高斯信道下的BER性能仿真,并将结果与PSK性能进行比较。 3)已知 OFDM的数据传输速率为19.2Kbps, OFDM 符号长度为320,保护间隔为32点,子载波数为128,IFFT/FFT点数为256,载波频率320KHz,调制方案采用QPSK,仿真其在高斯信道下的BER性能。 -Communication
OFDM_basic
- 多输人多输出(MIMO)技术是第三代和未来移动通信与个人通信系统实现高数据速率,提高传输质量 的重要途径[1 ]。目前MIMO系统中使用的发射方案主要包括:①贝尔分层空时结构BI STA(Bell Layered Space Time Architecture)[。 ;②正交空时分组码OSTBC(Orthogonal Space Time Block Coding) ;⑧空时 格型编码STTC(Space Time Trellis Coding) 。-Motivated by the
qrm
- QRMMLD算法主程序 仿真 应用 需要主程序调用 请自行解决-Motivated by the need for high throughput sphere decoding formultipleinput- multiple-output (MIMO) communication systems, we propose a parallel depth-first sphere decoding (PDSD) algorithm that provides the advan
QAM161
- 一个QAM16调制方式的verilog设计,包括4个verilog源代码,能够构成一个完整的QAM调制器-A QAM16 modulationVerilog design , including four verilog source code, which can form a complete QAM modulator
Multipath
- 1.AWGN条件下QPSK、16QAM、64QAM的仿真;2.单径及多径瑞利信道下三种调制的仿真;3.100MHz多径莱斯信道下三种调制的仿真;4.100MHz多径信道下三种调制的Matched Filter Bound(MFB)仿真-1. Under the condition of AWGN QPSK, 16 qam and 64 qam simulation 2. Single diameter and multipath Rayleigh channel under three kind
OFDM_64QAM_R14
- QAM 4,16,64 OFDM DC useful -QAM 4,16,64 OFDM DC useful
Bit-error-rate
- Matlab code for bit error rate of 1.BPSK 2.QAM in guassian channel 3.QAM in rayleigh channel 4.QPSK in guassian channel 5.QPSK in rayleigh channel
tryfinalLMS_Equalizer
- 4. 16QAM uses a mix of amplitudes and phases to achieve 4 bits/Hz. In this example, there are three amplitudes and 12 phase shifts. While QAM is enormously efficient of spectrum, it is more difficult to demodulate in the presence of noise, wh
ML_CSI
- 3*4 OSTBC最大似然检测 16QAM调制信号,可用-coherent ML detection for blind ML problem with 64-QAM signaling
E8_1_QAMModem
- 仿真4比特原始数据与星座图的编码映射过程; 完成16QAM信号的调制解调; 绘制16QAM信号的频谱及时域波形; 采用相干解调法仿真其解调过程; 绘制解调前后的基带信号时域波形; 将原始基带数据、QAM已调数据、滤波器系数写入相应的文本文件中。-Simulation of 4-bit coded mapping process raw data constellation complete 16QAM modulation and demodulation signal
mimoofdm
- Channel estimation for a MIMo ofdm No.of Carriers: 64 coding used: Convolutional coding Single frame size: 96 bits Total no. of Frames: 100 Modulation: 16-QAM No. of Pilots: 4 Cylic Extension: 25 (16) - Channel estimati