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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
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
JSIP_2013101709402196
- Frequency Synchronization in OFDM System An accurate frequency synchronization method using the zadoff-chu (ZC) constant envelop preamble is analyzed, and a new preamble weighted by pseudo-noise sequence is used for orthogonal frequency division mu
mod16qam
- Multiple input multiple output orthogonal frequency division multiplexing (MIMO-OFDM) is very sensitive to the carrier frequency offset (CFO), which not only affects the channel estimation but also the selection of a minimum error probability based p
final-review
- Multiple input multiple output orthogonal frequency division multiplexing (MIMO-OFDM) is very sensitive to the carrier frequency offset (CFO), which not only affects the channel estimation but also the selection of a minimum error probability based p
zixiaochu
- 在不同的频率偏移的情况下技术ICI自消除误差仿真-ICI self cancellation error simulation in different frequency offset case technology
fre_offset_estimate
- 频偏估计 oqpsk qpsk，仅供参考 -Applicable to QPSK OPSK frequency offset estimation, the measured very accurately
OFDM_ML
- 对OFDM的载波频偏进行估计和补偿，采用ML最大似然估计算法，有不同频偏值和不同信噪比的仿真结果图。-For OFDM carrier frequency offset estimation and compensation, using ML maximum likelihood estimation, have different values and different SNR offset simulation results shown in Fig.
PINYI
- 详细介绍了各种经典频偏估计的有关算法，里面有详细的原理说明。对于初学者，非常有用，好入门-Introduces in detail a variety of classical frequency offset estimation algorithm, there is a detailed descr iption of principle.For beginners, very useful, good primer
ml
- 最大似然估计频偏，符号定时误差的MATLAB仿真-MATLAB simulation maximum likelihood estimation frequency offset
paper2
- Robust frequency offset estimator for OFDM over fast varying multipath channel
1
- ofdm系统下的频偏估计算法，moose算法的仿真-Frequency Offset Estimation ofdm system simulation algorithm, moose algorithm
script_frequency_offset_ofdm
- Effect of Frequency offset on OFDM
zuidasiran
- 基于CP的最大似然估计仿真图，两幅图，分别是符号定时偏差，以及频偏，从图中可以看出在符号定时估计最大处，相应的频偏估计值也是最接近的-CP-based maximum likelihood estimate simulation map, two maps, are a symbol timing offset, and frequency offset, it can be seen the figure in the symbol timing estimation is maximum,
ofdm_paper1
- < Channel, Phase Noise, and Frequency Offset in OFDM Systems Joint Estimation, Data Detection, and Hybrid Cramer-Rao Lower Bound>>-Channel, Phase Noise, and Frequency Offset in OFDM Systems Joint Estimation, Data Detection, and Hybrid Cramer
psk
- 1.先运行2_28_1再运行3_3_1判断PSK调制方式，得到精确频偏以及符号速率（这里只针对QPSK） 2.根据精确载频以及符号速率运行3_3_2进行匹配滤波 3. 3_3_2进行QPSK解调 4. 未给定信号-1. First Run 2_28_1 run 3_3_1 judge PSK modulation scheme to obtain accurate frequency offset and symbol rate (here only for QPSK) 2. dep
OFDM_rece_matlab
- 接收端采用的算法和程序流程与发送端发送的OFDM符号的帧结构有关系。具体的帧结构，以及定时估计，频偏估计，剩余误差跟踪的算法可参考算法说明文档。这里对程序的流程进行说明。 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
CFO
- zedboard/AD9361平台进行无线收发，在接收端进行频偏估计和补偿的Verilog参考代码。-zedboard/AD9361 platform for wireless transceiver, the receiver frequency offset estimation and compensation, you can refer to the Verilog code.
costas-loop
- QPSK调制后进行载波同步，对频偏进行修正，锁定频率。最后误差波形收敛-After QPSK modulation carrier synchronization, frequency offset correction, locking frequency. The last error waveform convergence
ML_CFO
- ML (maximum likelihood estimation) algorithm for OFDM frequency offset estimation in multi carrier communication