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ML_Est_Time_Frequency
- 有关OFDM中时域和频域同步的的算法文档，经典IEEE资料-OFDM in the relevant time and frequency domain algorithm to synchronize documents, classic IEEE information
SEMI-BLIND-TIME-DOMAIN-EQUALIZATION-FOR-MIMO-OFDM
- Semi blind time domain equalization of mimo ofdm system
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
Clipping-Noise-in-OFDM-Based
- In this paper, the impact of clipping noise on optical wireless communication (OWC) systems employing orthogonal frequency division multiplexing (OFDM) is investigated. The two existing optical OFDM (O-OFDM) transmission schemes, asymmetrical
ofdm
- Based on the principle of OFDM system, the paper mainly includes the following aspects: the development of mobile communications, the characteristics of the radio channel, OFDM system theory, the advantages and disadvantages, key technologies, and ad
OFDM
- 首先根据短训练字的特性进行相关运算，进行信号到达检测，当检测到相关值大于门限一定次数后，认为有信号到达。然后根据长训练字的特性，进行相关运算，进行OFDM符号FFT窗口起始位置的估计。估计出FFT窗口的位置后，先在时域进行小频偏的估计，将两个长训练字进行小频偏补偿后，进行FFT运算，根据FFT运算的结果进行整数倍频偏的估计。这些参数估计完成后，就可以进行数据解调了。先对数据部分进行完整的频偏补偿，然后根据估计的FFT窗口位置进行FFT运算得到频域的数据，进行解调。然后在对应于导频的子载波位置上提
97325516
- A Novel Time and Frequency Synchronization Scheme for OFDM Systems A new training symbol is designed and a novel time and frequency synchronization scheme for orthogonal frequency division multiplexing systems is proposed. The time synchroniza
ofdm_paper4
- Power Allocation and Time-Domain Artificial Noise Design for Wiretap OFDM with Discrete Inputs
802.11nMIMO-OFDM-SYNC
- 基于IEEE802.11n MIMO-OFDM的时域同步和频域同步，经典算法和改进算法的对比，并且中英文均包含-Time domain based on IEEE802.11 n MIMO- OFDM synchronization and frequency synchronization, classic algorithms and the comparison of improved algorithm, and are included in both English and Chin
Channel_est
- ofdm系统的基于导频的时域信道估计源代码，使用LMMSE和LS方法；-ofdm system source code is estimated based on the pilot channel time domain using LMMSE and LS method
chap2_OFDM_basics
- frequency division multiplexing (OFDM) is used extensively in broadband wired and wireless communication systems because it is an effective solution to intersymbol interference (ISI) caused by a dispersive channel. This becomes increasingly important
ofdm
- In an OFDM system, the transmitter modulates the message bit sequence into PSK/QAM symbols, performs IFFT on the symbols to convert them into time-domain signals, and sends them out through a (wireless) channel. The received signal is usually dis
An-Adaptive-Channel-Estimation
- 文章介绍了自适应均衡技术在MIMO OFDM系统中的应用研究。-In this paper, an adaptive channel estimation for MIMO OFDM is proposed. A set of pilot tones first are placed in each OFDM block, then the channel frequency response of these pilot tones are adaptively estimat
wu244
- 搭建OFDM通信系统的框架，用于建立主成分分析模型，主同步信号PSS在时域上的相关仿真。- Build a framework OFDM communication system, Principal component analysis model for establishing, PSS primary synchronization signal in the time domain simulation related.
pc540
- 一个计算声子晶体结构的一维传递矩阵法,ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，分析了该信号的时域、频域、倒谱，循环谱等。- A one-dimensional transfer matrix method to calculate the phonon crystal structure, ofdm system simulation including 16qam modulation fft windowing modules plus cp, Analysis of
mimo radar OFDM Chirp waveform design
- 产生OFDM Chirp波形，包括时域表示和频域表示，用于mimo雷达，且附有参考文献，里面有波形的时频域表示，以便进一步研究(this matlab code files were used to produce ofdm chirp waveform which used in mimo radar,the waveform are representation in time domain and frequency domain.furthermore,the references ar
OFDM based
- Time domain reshuffling for OFDM based indoor visible light communication systems
Time-Domain Least Square Channel Estimation for Polarization-Division-Multiplexed CO-OFDM_OQAM Systems
- 基于OQAM/PDM CO-OFDM系统提出了一种时域的信道估计方法，可以有效提高估计效率。