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CombinedDifferentialDopplerandTimeDelayCompensatio
- 有关水声通信中基于OFDM的多普勒频移的估计与补偿-the underwater communication OFDM-based Doppler frequency shift and the estimated compensation
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- ＯＦＤＭ程序 用于ＭＡＴＬＡＢ仿真 内容为带多普勒频移的瑞利衰落信道 -OFDM procedures for the content of MATLAB with Doppler frequency shift of Rayleigh fading channels
Simulation-Performance-Analysis-of-OFDM-System-in-
- 构建了正交频分复用(OFDM)系统的仿真模型,给出了具体信道的参数。在不同信道传输环境下,对不同调制方式和 不同移动速度下的OFDM系统性能进行了分析比较,在仿真结果的基础上给出了OFDM系统抗多普勒频移的参考方案,采 用的信道模型基于ITU - RM. 1225 ChannelB瑞利(Rayleigh)衰落信道。最后,在基于COST 207的信道模型下,对四种典型 环境的OFDM系统进行了仿真研究,并对其结果作了讨论分析。结果表明:在多径衰落信道下,OFDM系统可以有效克服多
OFDM
- ofdm仿真程序有关信道传输中的多径效应，多普勒频移，时延扩展
Thechannelestimationofdelayedfeedbackmimoofdmchann
- 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 D
ofdm_system
- OFDM整个系统结构，包括上下变频，多普勒频移，以及星座图调制和系统参数计算。-OFDM structure of the entire system, including upper and lower frequency, Doppler frequency shift, as well as the modulation constellation diagram and system parameters.
AntiDopplerFrequencyShiftOfOFDM
- 在OFDM系统中，针对多普勒频偏采用多种算法进行校正，该文总结了这些算法。-In OFDM system, for the use of a wide range of Doppler shift correction algorithm, the text summary of the algorithm.
Disfrct
- 离散分数阶傅里叶变换，可以处理非平稳信号，也可以很好的对抗多普勒频移，用在OFDM系统中尤为重要。-Discrete fractional Fourier transform, can handle non-stationary signal can also be very good against the Doppler frequency shift, used in the OFDM system is particularly important.
OFDM11
- OFDM水声通信中最大多普勒频偏估计算法研究-OFDM underwater acoustic communication in the largest Doppler shift estimation algorithm
Fast-VaryingDopplerCompensationforUnderwater
- 采用OFDM技术的水下通信中多普勒偏移补偿-Underwater communications using OFDM technology, Doppler shift compensation
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
ofdm-ml
- OFDM系统的最大似然同步（ML）算法的程序，信道模型为带有多普勒频移的瑞利衰落信道。-OFDM system maximum likelihood synchronization procedures (ML) algorithm, the channel model with the Doppler shift of the Rayleigh fading channel.
KALMAN-Channel-estimation
- MIMO-OFDM基于卡拉曼滤波的信道估计算法，附带多普勒信道建模和算法程序-MIMO-OFDM Karaman filtering based channel estimation algorithm, incidental the Doppler channel modeling and algorithm
ofdm-and-the-channel-estimation
- ofdm的matlab仿真以及信道估计，瑞利多普勒信道-the matlab simulation of ofdm channel estimation, Rayleigh Doppler channel
Frequency-offset-estimation-for-ofdm
- OFDM的频偏估计 快速移动端产生多普勒效应 -Frequency offset estimation for ofdm
estimation-of-OFDM-doppler-effect
- 本程序是基于ofdm调制方式的多普勒频移的产生和估计，因为OFDM中也会产生频移从而影响它的各个符号的正交性！-estimation of doppler shift based on OFDM
use-OFDM--for-doppler
- 采用OFDM的数据符号去估计多普勒频率，从而估计出移动台的速度-Data using OFDM symbols to estimate the Doppler frequency, thereby to estimate the speed of the mobile station
OFDM-Doppler-estimation
- OFDM信号在无线通信中会受到多普勒频移的影响，从而影响了OFDM信号的正交性，引起载波间的干扰和OFDM信号符号间的干扰，本代码先形成含有N个二进制码元的信号，而这个信号的前半部分和后半部分的信号是一样的，然后根据把这个信号调制成OFDM信号，最后接收端根据这个OFDM信号估计出多普勒因子-OFDM signal in a wireless communication will be subject to Doppler shift of influence, thus affecting t
ofdm_system
- 采用QPSK调制，研究OFDM多普勒频移估计与补偿算法(Research on Doppler Frequency Shift Estimation and Compensation Algorithms for OFDM Using QPSK Modulation)
OFDM-channel-estimation-methods
- 基于传统信道估计LS，MMSE，和不同多普勒频移下的误码率等(Based on the traditional channel estimation ls, MMSE, and different Doppler frequency shift bit error rate)