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In this paper, a novel demodulation structure in
high-frequency (HF) channel is introduced and studied.Frequency-offset estimation, ractionally spaced adaptive equalization and carrier recovery techniques are involved.Frequency-offset correction is
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用泰勒级数展开的形式表示高动态的载波相位参数, 给出了对高动态载体和各阶频率参数
估计的四阶加权扩展卡尔漫滤波器(EKF) , 以及实现高动态跟踪滤波器必须的状态转移矩阵和动
态噪声协方差矩阵. 计算机模拟实验分析了对载波相位和各阶频率的跟踪结果.-Taylor series expansion with the form that the carrier phase high-dynamic parameters, given the high-order dynamic freq
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多天线正交频分复用(MIMO-OFDM,Multiple-Input and Multiple-Output Orthogonal Frequency Division Multiplex)系统中,精确的符号定时同步可使接收端解调数据时消除载波频率偏移和符号间干扰。而由于MIMO空间信道复杂度较高,使得单天线OFDM系统的同步方法不能直接应用于MIMO-OFDM系统中。提出的两步同步方法首先利用时域导频作为第一步同步进行粗同步,然后利用循环交织前缀作为第二步同步对每一个MIMO-OFDM符号进行
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单载波系统在高斯白噪声和多径信道条件下的仿真——加入独立字导频且采用最小二乘信道估计-Single carrier system in gaussian white noise and multipath channel under the condition of the simulation to join the independent word frequency and the least square estimation channel
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应用于低压电力线载波通信的OFDM系统仿真，采用了压缩感知的方法进行信道估计，采用了不同的导频数目，可以讨论系统效率的提升，仿真效果良好。-Used in low-voltage power line carrier communication OFDM system simulation, using the compressed sensing method for channel estimation, using a number of different frequency condu
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本文档描述环载波通信卫星系统的估计算法，适用于剩余频率偏移补偿。-This document describes the estimation algorithm for loop carrier satellite communication system, suitable for residual frequency offset compensation.
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ML (maximum likelihood estimation) algorithm for OFDM frequency offset estimation in multi carrier communication
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可以得到很精确的幅值、频率、相位估计，采用累计贡献率的方法，有小波分析的盲信号处理，抑制载波型差分相位调制，预报误差法参数辨识-松弛的思想，用MATLAB实现的压缩传感。- You can get a very accurate amplitude, frequency, phase estimation, The method of cumulative contribution rate There Wavelet Analysis Blind Signal Processing, Supp
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进行波形数据分析,处理信号的时频分析，通过虚拟阵元进行DOA估计，抑制载波型差分相位调制，最小均方误差（MMSE）的算法，使用大量的有限元法求解偏微分方程。- Waveform data analysis, When processing a signal frequency analysis, Conducted through virtual array DOA estimation, Suppressed carrier type differential phase modulation
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This paper depicts the development of Orthogonal
Frequency Division Multiplexing a historical perspective.
A summary of major research milestones are noted that
contributed to modern-day OFDM. These contributions
include the use of discrete F
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抑制载波型差分相位调制，采用波束成形技术的BER计算，采用的是脉冲对消法，可以得到很精确的幅值、频率、相位估计，GPS和INS组合导航程序，合成孔径雷达（SAR)目标成像仿真，对信号进行频谱分析及滤波。- Suppressed carrier type differential phase modulation, By applying the beam forming technology of BER It uses a pulse of consumer law, You can get
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语音信号的采集与处理，数字信号处理课设，这是一个好用的频偏估计算法的matlab仿真程序,抑制载波型差分相位调制。- Acquisition and Processing of the speech signal, digital signal processing class-based, This is a useful frequency estimation algorithm matlab simulation program, Suppressed carrier type diff
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本论文中，一个混合载波频率偏移估计方案用于基于通用滤波多载波的系统。 此方案所述CFO估计器基于最小平方（LS）准则首先导出以获得粗略频率偏移估计使用大频率搜索步骤。 接着，通过其精确估计残留频率偏移自相关操作补偿。 该算法具有较大估计的特点范围以及更高的估计精度。-In this letter, a robust hybrid carrier frequency offset
(CFO) estimation scheme based on training symbols is devi
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利用matlab针对图像进行马氏距离计算 ,这是一个好用的频偏估计算法的matlab仿真程序,抑制载波型差分相位调制。- Using matlab to calculate the Mahalanobis distance for the image, This is a useful frequency estimation algorithm matlab simulation program, Suppressed carrier type differential phase modul
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Optimization class contains several simple sample programs, Including single sideband, double sideband, suppressed carrier and quadruple, This is a useful frequency estimation algorithm matlab simulation program.
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In this paper, we investigate blind channel estimation for Multiple Input Multiple Output (MIMO) multi-carrier
CDMA (MC-CDMA) systems in the uplink scenario. An Autocorrelation Contribution Matrix (ACM) method is proposed in
comparison with the sub
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用于OFDM系统的载波频偏估计算法，算法效果很好(Carrier frequency offset estimation algorithm for OFDM system)
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该程序是对单载波频域均衡的仿真，包括用LS算法进行信道估计以及独特字的仿真(The program is the simulation of single carrier frequency domain equalization, including the LS algorithm for channel estimation and the simulation of unique characters.)
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该工程实现对单载波系统QPSK的频偏估计算法。调相信号在接收机相干解调时需要同频同相的参考载波，而发射机和接收机之间往往存在频率偏差，为了消除这种误差，必须在软件层面实现。使用了QPSK四相调制的信号特点进行载波频偏估计，经验证，效果较好。(This project implements frequency offset estimation algorithm for single carrier system QPSK. The phase modulation signal needs t
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对DSSS/BPSK信号进行二次功率谱估计，可以估计出载频信息(The two power spectrum estimation of DSSS/BPSK signal can estimate carrier frequency information.)
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