Description: 在信道不完美估计状况下，空频分组码在ofdm系统中的性能分析-in Channel estimates situation is not perfect, the air Frequency Block in OFDM System Performance Analysis Platform: |
Size: 2048 |
Author:foeni |
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Description: OFDM：正交频分复用(OFDM)是第四代移动通信的核心技术。该文首先简要介绍了OFDM基本原理，重点研究了理想同步情
况下，保护时隙(cP)和不同的信道估计方法在高斯信道和多径瑞利衰落信道下对OFDM系统性能的影响。在给出OFDM系
统模型的基础上，用MATLAB语言实现了整个系统的计算机仿真并给出参考设计程序-OFDM : Orthogonal Frequency Division Multiplexing (OFDM) is the fourth-generation mobile communication core technology. The article briefly introduces the basic principles of OFDM, focus on the ideal synchronous circumstances, Protection slot (counted ac cording) and different channel estimation method in Gaussian channel and multi-path Rayleigh fading channels of OFDM system performance. OFDM system is the model on the basis of MATLAB language of the entire system is computer simulation and reference design process Platform: |
Size: 2048 |
Author:xoaxiao |
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Description: 通信系统中常用的多进制数字相位调制的源代码 并结合ofdm系统 加入了相应的保护前缀（cp）和导频序列 应用于有关ofdm的信道估计等系统-Communication systems commonly used in multi-band digital phase modulation of the source code and combine OFDM system by adding a prefix corresponding protection (cp) and the pilot sequence used in the relevant channel estimation of OFDM systems Platform: |
Size: 1024 |
Author:bingo |
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Description: 基于LS算法信道估计的OFDM系统仿真，这对于初学OFDM的人来说，非常有帮助-LS-based channel estimation algorithm for OFDM system simulation, which beginner OFDM people who are very helpful Platform: |
Size: 8192 |
Author:张仕兵 |
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Description: 《MIMO-OFDM关键技术的研究和完整仿真平台的建立》，建立了一个完整的MIMO-OFDM的仿真平台，为实际的硬件平台提供解决方案，给出性能评估。为建立这个完整的仿真平台，本文从MIMO-OFDM信号模型，提出系统实现的各个关键技术:帧同步和载波频偏估计、信道估计、采样同步和载波跟踪、空时/频编解码。- MIMO-OFDM key technology research and the establishment of a complete simulation platform , the establishment of a complete MIMO-OFDM simulation platform, for the actual hardware platform to provide solutions, given performance evaluation. For the establishment of the integrity of the simulation platform, this article from the MIMO-OFDM signal model, the system in all key technologies: frame synchronization and carrier frequency offset estimation, channel estimation, sampling synchronization and carrier tracking, space-time/frequency codecs. Platform: |
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Author:李继龙 |
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Description: OFDM系统中以PN序列作为循环前缀和传统梳状导频信道估计方法对比-OFDM system with PN sequence as a cyclic prefix and traditional comb pilot channel estimation methods Platform: |
Size: 8192 |
Author:王寿珍 |
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Description: channel estimation for OFDM system,including the ls and mmse methods.User can compare the different. Platform: |
Size: 4096 |
Author:严天方 |
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Description: 64路OFDM系统MATLAB仿真，采用桢头同步，信道编码采用（7，4）汉明码，信道估计及修正采用LS方法，峰均抑制采用直接削波的方法，希望对大家有所帮助。-64 Road OFDM system MATLAB simulation, using the first-ching synchronization, channel coding used (7,4) hamming code, channel estimation and the amendment to the use of LS method, peak-to-average direct clipping suppression method, and they hope to be helpful to everyone. Platform: |
Size: 6144 |
Author:xiaoyuer |
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Description: 掌握梳状导频和信道估计算法，实现MATLAB仿真；建立简单的系统结构和信道模型；在含多普勒频移的瑞利衰落信道下，进行含信道估计算法的OFDM系统仿真，并进行性能分析。
-Comb master and pilot channel estimation algorithm, the realization of MATLAB simulation the establishment of a simple system structure and channel model with Doppler frequency shift in the Rayleigh fading channel, the channel estimation algorithm with the OFDM system simulation and performance analysis. Platform: |
Size: 10240 |
Author:林杉 |
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Description: 本代码是基于MIMO-OFDM系统下做的信道估计技术的研究。MIMO,OFDM是4G的核心技术，两者相结合的估计算法也是现在研究的热点。本代码包括几种核心的估计算法并可直接仿真出结果。-The code is based on MIMO-OFDM system channel estimation to do research. MIMO, OFDM is the core of 4G technology, a combination of both the estimation algorithm is now a hot research. The code includes several core estimation algorithm and simulation results directly. Platform: |
Size: 2048 |
Author:赵琪 |
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Description: matlab实现的OFDM运用于ROF光纤无线通信系统的仿真，用的是4QAM调制，LS信道估计，还包括Optisystem的仿真，是毕设的仿真，非常珍贵。-matlab achieve ROF optical fiber used in the OFDM wireless communication system simulation, using 4QAM modulation, LS channel estimation, the simulation also includes Optisystem is a complete set of simulation, very precious. Platform: |
Size: 25600 |
Author:Ruby |
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Description: 基于导频的传统的OFDM系统的信道估计源程序 [scme-2006-08-30.zip] - 3gpp信道模型代码,加入mimo,-Based on the traditional pilot channel estimation in OFDM system, source [scme-2006-08-30.zip]- 3gpp channel model code, adding mimo, Platform: |
Size: 659456 |
Author:哈哈哈 |
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Description: one of the best ways to have a blind channel estimation is using a precoding after before IDFT operation in OFDM systems,this simulation shows the precoding infulence on the system. Platform: |
Size: 2048 |
Author:samira |
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Description: Author: Vinay Uday Prabhu
E-mail: vinay_u_prabhu@yahoo.co.uk
Function: Comparison of the performances of the LS and the MMSE channel estimators
for a 64 sub carrier OFDM system based on the parameter of Mean square error
Assumptions: The channel is assumed to be g(t)=delta(t-0.5 Ts)+delta(t-3.5 Ts)
{Fractionally spaced}
For more information on the theory and formulae used , please do refer to the paper On
"Channel Estimation In OFDM systems" By Jan-Jaap van de Beek, Ove Edfors, Magnus Sandell
Sarah Kate wilson and Petr Ola Borjesson In proceedings Of VTC 95 Vol 2 pg.815-819
- Author: Vinay Uday Prabhu
E-mail: vinay_u_prabhu@yahoo.co.uk
Function: Comparison of the performances of the LS and the MMSE channel estimators
for a 64 sub carrier OFDM system based on the parameter of Mean square error
Assumptions: The channel is assumed to be g(t)=delta(t-0.5 Ts)+delta(t-3.5 Ts)
{Fractionally spaced}
For more information on the theory and formulae used , please do refer to the paper On
"Channel Estimation In OFDM systems" By Jan-Jaap van de Beek, Ove Edfors, Magnus Sandell
Sarah Kate wilson and Petr Ola Borjesson In proceedings Of VTC 95 Vol 2 pg.815-819
Platform: |
Size: 2048 |
Author:venkat |
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Description: OFDM通信系统调制解调 包括数字前端处理、卷积编码、峰均值抑制、符号定时、频偏检测、信道估计、相位补偿等-OFDM modulation and demodulation communication system including digital front-end processing, convolution coding, the mean peak inhibition, symbol timing, frequency offset detection, channel estimation, phase compensation Platform: |
Size: 119808 |
Author:宋巍 |
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Description: 一个包含信道估计和均衡的ofdm系统的matlab程序 实用易懂-Includes a channel estimation and equalization of ofdm matlab program practical and easy to understand system Platform: |
Size: 8192 |
Author:段一 |
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Description: OFDM系统中的信道估计，主要分析了LS/MMSE等算法的基本原理，可供参考-OFDM system channel estimation, the main analysis of the LS/MMSE algorithms such as the basic principles for reference Platform: |
Size: 795648 |
Author:fy |
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