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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
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The function applies the Madsen method for Doppler Centroid estimation. The input are:
1) the raw data, the parameter of the distance between samples in azimuth to be correlated and the PRF (Pulse repetition frequency)
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This file contains a matlab file for blind carrier estimation which compute the phase and frequency offset of carrier due to Doppler shift.
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从回波中估计多普勒参数是合成孔径雷达运动补偿的关键。文中研究了多目标回波对参数估计的影响，从理论上推导了估计多普勒中心和调频率对回波的不同要求，并用两个指标举例分析了一段实测机载SAR数据，给出了实际应用中参数估计时选择回波的原则。-Doppler parameters estimation from radar echoes is a key step in SAR(Synthetic Aperture Radar}motion cornpensation．
This paper rese
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该文件为今年来国外发表的关于多普勒中心估计的经典文章，多普勒中心是雷达成像处理的重要参数。-The document published abroad this year on the Doppler center estimation classic article, Doppler radar imaging center is an important parameter.
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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
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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
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基于极大似然估计方法的多普勒额频移估计算法-Maximum likelihood estimation method based on the Doppler frequency shift estimation algorithm places
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该仿真研究了采用相关器进行多谱勒估计的方法，并研究了多普勒失配对相关器检测性能的影响-The simulation study of the correlator for Doppler estimation method, and studied the influence of the Doppler mismatch detection performance
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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
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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
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数字通信中的多普勒频偏估计技术研究，采用开环大频偏估计算法，调制是4/pi_DQPSK-Doppler shift estimation in digital communications technology, the use of open-loop large frequency offset estimation algorithms, modulation is 4/pi_DQPSK
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雷达信号的多普勒补偿问题，对雷达整个的工作过程进行了仿真，多普勒进行了估计和补偿-Doppler radar signal compensation, work on the radar the whole process was simulated Doppler estimation and compensation were
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宽带信号的多普勒估计方法，介绍了宽带信号的特性和估计方法-Doppler estimation of wideband signals
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结合通信/雷达中的阵列测向应用,建立多个信号存在条件下的信号模型,进行多普勒频率估计，仿真实现并分析其性能-Combined communication/radar array detection applications, the signal model to establish the presence of multiple signals, the Doppler frequency estimation, simulation and analyze its performance
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仿真程序共分5个模块：
1.平坦衰落信道仿真
2.LCR法仿真
3.COV法仿真
4.信号功率谱估计
5.高阶谱矩法仿真
经典的多普勒估计算法-The simulation program is divided into five modules: 1. flat fading channel simulation simulation simulation method 2.LCR signal power spectrum estimation 4. 5. highe
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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
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Estimate maximum Doppler spread
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Range Doppler estimation code
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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)
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