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OFDM
- 给出了OFDM在卫星通信中的系统框图并 在Simulink中仿真实现，利用改进的CMA恒模算法进行盲均衡处理，来去除时变卫星信道对信号的影响,基于4阶累积量的方法 将OFDM信号与其他调制类型信号区分开来-OFDM is given in the satellite communication system block diagram and Simulation in Simulink using the modified constant modulus algorithm CMA
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
ubc_2009_fall_Song_Xuegui
- CHANNEL ESTIMATION TECHNIQUES FOR OFDM SYSTEMS IN DISPERSIVE TIME-VARYING CHANNELS
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
01523714
- A Rate-one Full-diversity Low-complexity Space-Time-Frequency Block Code (STFBC) for 4-Tx MIMO-OFDM
mythesis_jiegao.pdf.tar
- Designing spectral e±cient, high-speed wireless links that o® er high quality- of-service and range capability has been a critical research and engineering chal- lenge. In this thesis, we mainly address the complexity and performance issues o
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- 在多径分量数确定的前提下,MIMO-OFDM系统采用传统的基于导频辅助和盲信道估计算法能获得较好性能。实际无线环境中,多径分量数目与幅度都是时变的,则传统信道估计方法不再适用。该文采用随机集理论建模MIMO-OFDM系统信道多径分量数的变化和MIMO信道。基于此模型提出了集中粒子空间重采样方法(CRS),在保留大概率粒子抽样样本的同时主动抛弃小概率抽样样本,以获得更为准确的真实样本逼近。并提出了基于集中重采样Rao-Blackwellised粒子滤波的信道估计方法(RBPFC)。仿真结果表明:所
49702838-Dispersive-Time-Varying-Channel-Estimati
- dispersive ofdm channel cir estimation
04408690
- 电力线通信在OFDM下不同短时循环短时的信道估计-Cyclic Short-Time Varying Channel estimation in OFDM Power-Line Communication
OFDM
- 针对在无线电监测和认知无线电系统中,信号参数估计这一重要问题,证明了OFDM信号具有循环平稳性的必要条件是加循环前缀或有非矩形脉冲成型,并以线性周期时变变换(LPTV)模型为基础,推导了OFDM信号的循环谱表达式-For radio monitoring and cognitive radio systems, signal parameter estimation of this important issue, the necessary condition for the OFDM sig
OFDM-FPGA
- 频率同步是宽带OFDM系统中的关键技术，IEEE 802.11a 采用OFDM技术，利用其前导序列的重复结构，提出了一种分步的粗细频偏捕获与校正算法，同时为了补偿时域同步后的残余相差和适应信道的时变特性，还提出了一种基于频域导频的相位跟踪方案-Frequency synchronization is a key technology in the broadband OFDM systems, IEEE 802.11a uses OFDM technology, the use of the r
collaborative-papers
- mimo_ofdm快速时变的一种低复杂度的检测算法在PDF通道，他涉及MIMO-OFDM的基本知识及应用。-Mimo_ofdm fast time-varying a low complexity detection algorithm in PDF channel, basic knowledge and application he relates to MIMO-OFDM.
4x4mimo
- A 2x2 multiple-input multiple-output (MIMO) architecture using dual-polarized antennas (DPAs) is considered with orthogonal frequency division multiplexing (OFDM). The performance of DPAs is evaluated for adaptive polarization (AP) transmissi
553-1504-1-PB
- Orthogonal Frequency Division Multiplexing (OFDM) is a multicarrier modulation and multiplexing technique proposed for 3G, 4G LTE-A systems to achieve higher data rates with better spectral efficiency at low latency. Time varying nature of the wi
OFDM
- 一种新的基于粒子滤波的OFDM时变信道估计方法-A new particle filter based OFDM time-varying channel estimation method
paper2
- Robust frequency offset estimator for OFDM over fast varying multipath channel
paper1
- A Full Performance Analysis of Channel Estimation Methods for Time Varying OFDM Systems
Fast-Varying-Doppler-Compensation-for-Underwater.
- acoustic ofdm matlab code with pdf
OFDM_IM
- Orthogonal Frequency Division Multiplexing with Index Modulation,is proposed for operation over frequency-selective and rapidly time-varying fading channels
代码
- 快变信道估计设计与实现 oFDM系统的论述；快变信道下OFDM系统仿真设计；快变信道下的OFDM同步；快变信道下OFDM系统的信道估计；完成毕业设计论文。(Discussions on the design and implementation of fast-varying channel estimation; simulation design of OFDM system in fast-varying channel; synchronization of OFDM system in