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AFC信道参数估计,实验结果是估计衰落系数和频率偏移-AFC channel parameter estimation, the experimental results is to estimate the fading coefficients and the frequency offset
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基于欠采样的超宽带线性调频信号参数估计,硕士论文-Due to sampling-based ultra-wideband LFM signal parameter estimation, master' s thesis
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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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Author: Vinay Uday Prabhu
E-mail: vinay_u_prabhu@yahoo.co.uk
Function: Comparison of the performances of the LS and the MMSE channel estimators
for a 64 sub carrier OFDM system based on the parameter of Mean square error
Assumptions: The
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设计一完整的移动通信系统物理层传输方案
(WiMAX场景):
试设计一完整的移动通信系统物理层传输方案并用MATLAB程序实现,要求满足以下指标:
1. 数据速率:5km/hr的移动速度下可实现60Mbps,同时在120km/hr的移动速度下可实现10Mbps,且Eb/No小于20dB时可实现误比特率Pe <= 10-4
2. 信号带宽为20MHz,工作在2GHz频带
3. 信道模型: COST207模型的6径瑞利信道(可参考程序 multipath_code.zip)
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针对传统线性调频(LFM)信号参数估计算法中复杂的搜索和计算问题,提出了一种不需要参数搜索的快速
LFM信号参数估计算法。该算法先用希尔伯特变换估计LFM信号瞬时相位,再用二次相位函数拟合LFM信号瞬
时相位从而得到初始频率和调频斜率的估计-The traditional linear frequency modulation (LFM) signal parameter estimation algorithms and computational complexity of th
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本次实验主要是对一个正弦信号加入高斯白噪声,然后通过傅里叶变换对正弦信号进行谱估计。最后要用matlab进行仿真,得到正弦函数的时域和频域波形,关键找出信噪比和正弦信号频谱的均方误差之间的关系。-The experiment is a sinusoidal signal which is to white Gaussian noise, then by Fourier transform of the sinusoidal signal spectrum estimation. Finally,
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本程序具体描述了利用最小二乘算法对混合信号进行AR参数和其功率谱估计。-This procedure describes the use of least square algorithm for mixed signal AR parameter and its power spectrum estimation.
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本程序具体介绍了利用总体二乘算法对含有两个正弦信号和高斯白噪声信号的AR参数估计和其功率谱的估计。-This procedure introduced by overall two multiplication algorithm for containing two sinusoidal signal and the Gauss white noise signal AR parameter estimation and its power spectrum estimation.
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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
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3GPP演进协议LTE 信道参数检查,信道估计,信道模型等仿真-Parameter checking of the 3GPP Evolved agreement LTE channel, channel estimation, channel model simulation
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PPT主要讲解通信系统中的参数估计问题,并且系统介绍了估计中常用的几大准则,如MMSE准则、ML准则、MAP准则等-PPT mainly on communication systems parameter estimation problem, and we estimate the system introduced several commonly used criteria such as MMSE criterion, ML criterion, MAP and other crite
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Calculating a target and ocean echo power spectral density, Bayesian parameter estimation principle mixed logit model, NRZ type differential phase modulation signal modeling and simulation analysis.
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You can get a very accurate amplitude, frequency, phase estimation, MinkowskiMethod algorithm, Prediction Error Method for Parameter Identification - the idea of relaxation.
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Bayesian parameter estimation principle mixed logit model, About ultrasonic parking radar ranging, The signal spectral analysis and filtering.
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For beginners with a reference value, Principal component analysis model for establishing, Bayesian parameter estimation principle mixed logit model.
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A fluid manifold learning algorithm (good use), In matlab R2009b debugging through, Bayesian parameter estimation principle mixed logit model.
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这个程序采用现代谱估计的ARMA参数模型算法对信号的功率谱做了估计(The program uses the ARMA parameter model algorithm of modern spectral estimation to estimate the power spectrum of the signal.)
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迭代ACCF相参积累与参数估计,SAR回波,只加了噪声(Iterative ACCF coherent accumulation and parameter estimation)
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截获接收机采用时频分析进行跳频通信的参数估计程序(Intercepting the parameter estimation procedure of the receiver for time-frequency analysis for frequency hopping communication)
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