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OFDMchannelEst
- OFDM system with channel model and channel estimation... -rayleigh channel generation,multipath channel, selective rayleigh channel, ls channel estion,mmse estimation, lmmse estimation,lr_lmmmse estimation
Prog_OFDM
- 应用OFDM可以有效地对抗多径时延扩展。循环前缀不仅可以消除符号间干扰（ISI），还能消除子载波间干扰（ICI).本项目完整地仿真了OFDM系统。-Application of OFDM can effectively combat multipath delay spread. Cyclic prefix can not only eliminate inter-symbol interference (ISI), can eliminate Inter-carrier interfer
OnPerformanceLimitsofDFTSpreadOFDMSystems
- OnPerformanceLimitsofDFTSpreadOFDMSystems DFT Spread OFDM has been proposed recently to reduce the Peak to Average Power Ratio (PAPR) of conventional OFDM transmission. Besides PAPR reduction, an important implication of DFT Spreading is t
ofdm_gito
- Coded OFDM system over multipath channel
OFDM_sync
- Matlab的OFDM在多径Rayleigh信道下的同步 1. 假设频率已同步，设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 2. 设时间已同步，设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线.-Matlab-OFDM in multipath Rayleigh channel synchronization 1. Assume th
OFDM_in_Multipath_Matlab_model
- OFDM in Multipath Model Matlab: ofdmVersion4forCForward: It is for forward channel i.e. transmission of data. ofdmVersion4forCBackward: This is for feedback transmission for sending modulation state for next frame transmission.
ZHAO_OFDM
- 这个程序除了接收机同步、信道编码没有加入外，基本上反映了一个OFDM系统的特性： 1. qpsk/16qam/64qam映射、解映射 2. OFDM调制解调（循环前缀，FFT等） 3. 非整数采样时刻多径时延的多径信道 4. Rayleigh或者Rician多径信道 5. 信道的连续时变（非block fading） 6. 线性插值信道估计 7. FFT变换域插值信道估计-In addition to this program receiver synchroniza
ofdm
- 这是一个测试OFDM的文本文件。你会看到，OFDM可以更好地处理多径信道。-This is a text file for testing OFDM. You will see that OFDM can handle multipath channels much better than QAM.
ofdm_jida
- 信道模型包括模拟多径造成的指数衰减模型、模拟噪声干扰的 AWGN模型、以及频率偏差，主要 Matlab 实现-Channel model including the simulation of multipath caused by the exponential decay model to simulate the noise of the AWGN model, and the frequency deviation, the main Matlab Implementation
ofdmChannelestimation
- 对ofdm系统进行信道估计，特别是对时变信道，受多径和多普勒影响严重的系统，算法收敛性很好-Ofdm system for channel estimation, especially for time-varying channel, affected by severe multipath and Doppler system is very good convergence
00987728.pdf.tar
- This paper introduces linear constellation precoding (LCP) for OFDM transmissions over frequency-selective fading channels. Exploiting the correlation structure of OFDM subchannels, and choosing system parameters properly, we first perform op
ofdm
- Multicarrier modulation helps to reduce the detrimental effects of multipath fading. Because of its robustness to multipath, and the ease of implementating it in transmitters and receivers using the fast Fourier transform (FFT), the MCM concept i
OFDM_64_16QAM
- 这个OFDM系统仿真较基础，没有考虑多径情况；<br>该程序实现的是64载波的16QAM调制，根据程序可以依葫芦画瓢搞成其他的M路载波情况；<br>这又是我们做课程设计的程序，希望对大家有用。-The more basic OFDM system simulation, without considering multipath situation <br> Implementation of the program is a 64-carrier 16QA
r-li-2008-thesis.pdf.tar
- As a multi-carrier modulation scheme, Orthogonal Frequency Division Multiplexing (OFDM) technique can achieve high data rate in frequency-selective fading channels by splitting a broadband signal into a number of narrowband signals over a number
43329622ofdm
- 比较不同信道下的OFDM符号同步的算法，包括高斯，多径信道等-Comparison of different channels of the OFDM symbol synchronization algorithms, including Gaussian, multipath channel, etc.
uwb_lib
- I want to simulate a MB-OFDM-UWB system in Matlab. I did pure OFDM system before which consist of convolution code block, modulation block, FFT block, Cyclic Prefix block, multipath block and corresponding receiver blocks. However, how to modif
gjlj
- 重点研究 了低信噪比﹑多径瑞利衰落信道条件下，基于高阶累积量的OFDM信号盲识别技 术。提出了利用奇数阶累积量区分OFDM信号与单载波信号的方法，并对基于三 阶和五阶累积量的算法进行了仿真分析。 -﹑ Focus on the low SNR multipath Rayleigh fading channel conditions, based on cumulant OFDM signal blind identification technology. Made a dist
OFDM-technology-based-on-simulink
- 正交频分复用(OFDM)是第四代移动通信的核心技术,它是实现宽带无线通信和多媒 体业务发展的基础。对OFDM 技术的基本原理，关键技术以及实现进行了研究，并且通过 matlab 中的通信仿真系统simulink 对OFDM 系统进行了模拟和分析，直观和形象地得到了 OFDM 系统在时域和频域的传输性能，得出的结果表明OFDM 系统可以明显地表现出抗多 径效应引起的频率选择性衰落和提高了频谱利用率，这一特性使得它能够在高数据传输速率 的无线信道中发挥优势。-Orthogonal Frequency
OFDM-multipath
- 关于OFDM的多径信道仿真的MATLAB代码-OFDM matlab codes
ofdm
- Prologue Multipath chanel multi-subcarrier modulation OFDM IFFT FFT