搜索资源列表
OFDM_Technique_Simulation_Performance
- 摘要:基于通信技术的列车运行控制系统(CBTC)是铁路信号的发展方向，交频分复用 OFDM)是一种无线环境下的高速传输技术，它对高速列车控制信息传输中卞要受到的由于多 径传播引起的快衰落所产生的影响有很强的抵抗能力.本文首先介绍了OFDM技术的发展和 基本原理，然后在计算机上用M atlal〕对其性能进行了仿真，仿真中将OFDM与传统的单载波 调制方式—i1，交振幅调制( 1frQAM)对抗多径十扰的性能进行了比较，最后分析了一者的仿真结果. -Abstract: Based
fading
- 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
- 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
5
- ofdm系统对抗快衰落系统的算法解析和深化-ofdm system against fast fading system and deepen the analysis algorithm
fast-fading-Geometry-modeling
- 通过累加各时域可分辨径接收功率的方法(方法一)，以及计算一段时间内各个子载波的平均SINR的方法(方法二)，给出考虑快衰落的两种新的Geometry 建模方法-Distinguished by adding up all the time domain the Rake power method (Method 1), and calculate the average period of time each subcarrier SINR method (Method 2) consider
Plasma-Sheath-Channel
- 这篇文章主要讲述了等离子鞘套的信道特征，包括电子密度的分布还有以此关于天线位置的安装等问题，得出结论可以建模为快衰落的莱斯信道，对于临近空间飞行器的通信问题提供了理论依据，但鞘套内部通信特征还是一大问题-This article describes the plasma sheath channel characteristics, including the distribution of electron density and thus the installation of the an
Coded-Cooperation-under-slow-fading--fast-fading-
- Coded Cooperation under Slow Fading, Fast Fading, and Power Control Todd E. Hunter and Aria Nosratinia Multimedia Communications Laboratory The University of Texas at Dallas, Richardson, TX 75080, USA E-mail: thunter,aria @utd
OFDM_CHANNEL_Estimaton
- 程序详细地介绍了OFDM系统中导频信号信道估计的作用，适用于快衰落信道，能够快速跟踪均衡信道，同时包含一个详细介绍算法（LS MMSE）的算法文档。-Procedures described in detail in the pilot signal OFDM system channel estimation role for fast fading channels, fast track channel equalization, and contains a detailed algor
Wireless-fading-channel
- 连续导频正弦波通过存在Doppler频移的快衰落信道复模型（基带等效模型）的构造-Continuous pilot frequency sine wave by the presence of Doppler shift fast fading channel model (complex baseband equivalent model) structure
A-Pilot-Design-Technique
- 快衰落瑞利信道下一种适合单载波传输的导频符号的设计-A Pilot Design Technique for Single-Carrier Transmission over Fast Fading Relay Channels
1-s2.0-S1877705812002007
- Three Timing Synchronization Methods Based on Two Same Preambles for OFDM Systems The purpose of this paper is to propose two fast timing synchronization methods of OFDM System which has two preamble symbols, the two preamble symbols are used for S
FWu_PGNET07
- Time and Frequency Synchronization Techniques for OFDM Systems operating in Gaussian and Fading Channels: A Tutorial The aim of this paper is to survey and compare previous methods for Data-aided timing and frequency synchronization of O
channlEstimation
- 关于ofdm的信道估计方法研究的相关期刊论文，有慢衰落和快衰落信道下的研究。-Papers related to research on ofdm channel estimation method, there is a slow fading and fast fading channel under study.
Channel-Estimation-for-DBLAST-OFDM-Systems
- Abstract—Diagonal Bell Laboratories Layered Space-Time (DBLAST) structure offers a low complexity solution to realize the attractive capacity of Multiple-input and multiple-output (MIMO) systems. In this paper, we apply D-BLAST in orthogonal fr
Glob03_final
- A Fast and Accurate Rayleigh Fading Simulator