The main studied topic of spatial spectrum estimation is the direction of arrival (DOA) of spatial signals.
对信号波达方向(doa)的估计是空间谱估计研究的主题。
The noise in constant beam-width beam space is spatial correlative and color (non white), which affects the performance of wide-band-beam-space high resolution DOA (Direction of Arrival) estimator.
恒定束宽波束域噪声是空间相关的非白噪声,这给宽带波束域高分辨方位估计方法的性能带来影响。
An algorithm used trigonometry to passively locating a moving emitter with direction of arrival (DOA) and time difference of arrival (TDOA) of the emitter signal is given.
提出了一种利用平面解三角,并结合辐射源信号到达方向和脉冲到达时间差对运动辐射源进行单站无源定位的算法。
In processing of array signal, Direction of Arrival (DOA) of target can be obtained by extracting spatial frequency of echo.
在阵列信号处理中,提取回波信号中的空间频率,可以得到目标的方位信息。
A joint direction of arrival (DOA) estimation and phase calibration for synchronous CDMA system with decorrelator are presented.
提出了解相关同步CD MA系统一种联合波达方向(DOA)估计与相位标定算法。
A robust Direction of Arrival (DOA) estimation algorithm for coherent wideband sources in unknown correlated noise fields is investigated in this paper.
提出了一种未知相关噪声环境下,相干宽带源波达方向宽容估计算法。
In order to verify the validity for signal phase matching principle, the experiments of DOA (Direction of Arrival) estimation are carried out at reservoir by using 16-sensor array.
为了验证信号相位匹配原理的正确性,利用自制的16元线列阵,在水库进行了声源定向实验研究。
In the direction of arrival (DOA) estimation problem, the relationship between the second-order and the fourth-order subspaces is found and proved in the paper.
本文分析了在高阶统计应用阵来波方向估计问题中二阶子空间与四阶子空间的概念及形式关系。
The Doppler frequency of signals was used to estimate the direction of arrival (DOA) of desired signal with unknown array response vector.
在未知阵列响应矢量的条件下,利用信号的多普勒信息,估计出期望信号的波达方向。
The source number and DOA(direction of arrival) must be estimated in the space array signal processing before receiving signal correctly.
一般的阵列信号源数和方向估计都是在噪声环境里进行的。
DOA (direction of arrival) estimation is realized by using antenna array to estimate the arrival direction of space signal source.
波达方向估计是利用天线阵元对空间信源的来波方向进行估计。
This dissertation concentrates on the study of Direction-of-Arrival (DOA) for wideband signals.
本论文就宽带阵列信号的波达方向估计(DOA)方法进行了研究。
A novel algorithm for optimizing the structure and parameters of Direction of Arrival (DOA) estimation model based on radial basis function neural network is presented.
提出一种优化径向基函数神经网络来波方位(DOA)估计模型结构和参数的方法。
In this paper, a new algorithm for direction of arrival (DOA) estimation is presented.
本文提出了到达波方向(DOA)估计的一种新算法。
Based on the special structure of coupling matrix, a direction of arrival (DOA) estimation algorithm in the presence of unknown mutual coupling for the nonuniform circular array (NUCA) is presented.
基于互耦矩阵的特殊结构,给出了一种更具一般性的非均匀圆阵模型,提出了一种在未知互耦条件下的非均匀圆阵波达方向估计算法。
Using theory of spacial spectrum estimation to estimate Direction of Arrival (DOA) of target signals will be one of absolutely necessary technology means in future electron warfare.
利用空间谱估计理论,对外来目标信号进行超分辨测向将会成为近代电子战中必不可少的技术手段之一。
The adaptive beamformers often suffer severe performance degradation when there is a mismatch between the actual and presumed direction-of-arrival(DOA) of the desired signal.
当期望信号的波达方向存在不确定时,自适应波束成形器会遭受严重的性能衰减。
In the researches of direction-of-arrival (DOA) of the radar signal, the spatial spectrum estimation based on the array signal process is a usual and pervasive method.
在对雷达信号的到达角估计研究中,在阵列信号处理的基础上应用空间谱估计方法是当前较为普遍而常见的处理方式。
An estimation method of direction of arrival (DOA) for UWB based on frequency modeling cannot deal with coherent sources.
基于频域模型的UWB到达角估计方法只能解决非相干源问题,因此提出了一种改进的估计方法。
A method of estimating Direction Arrival (DOA) based on Multistage Weiner Filtering (MSWF) is proposed.
提出一种基于多级维纳滤波器(MSWF)的信号波达方向(DOA)估计算法。
The performance of beamspace high-resolution direction-of-arrival (DOA) estimation is analyzed. A dense beamspace MUSIC (DBMUSIC) algorithm for the uniform linear array (ULA) is proposed.
深入分析了波束域高分辨方位估计性能,捉出了一种基于均匀线列阵的密集波束域MUSIC(DBMUSIC)法。
An estimation method of direction of arrival (DoA) and Doppler frequency for signals in the presence of array errors is proposed.
在均匀线阵存在误差的情况下,提出了一种信号波达方向和多普勒频率的估计方法。
This paper gives a general fourth order cumulant matrix which conforms with the structure of MUSIC algorithm. Therefore we can estimate the direction of arrival (DOA).
用四阶累积量构造了一个较通用的累积量矩阵,该矩阵符合MU- SIC算法的结构,从而可进行波达方向(DOA)估计。
A matrix, called the Direction of Arrival (DOA) matrix, is formed from the covariance matrices.
根据协方差矩阵的性质,构造了波达方向矩阵。
ESPRIT algorithm based on subspace decomposition is usually used to estimate the direction of arrival (DOA) of source in array signal processing.
基于子空间分解的ESPRIT算法常用在阵列处理中对目标进行DOA估计。
In this paper, a Direction of Arrival (DOA) estimation algorithm is proposed for uplink MC-CDMA system with antenna array.
提出了一种阵列天线MC - CD MA系统用户波达方向估计算法。
The results of simulations show that the random phase shift, the amplitude and DOA(Direction of Arrival) of signals can influence performance of CMA array in reducing multipath interference.
仿真结果表明,CMA阵列的抗多径干扰性能受随机相移、信号幅度、信号空间分布等因素的影响。当所需信号与多径干扰信号空间隔离度越大,CMA阵列的抗多径干扰性能越好。
The direction-of-arrival (DOA) estimation is one of the most important problems in the technology of the array signal processing.
阵列信号处理的热点之一是目标波达方位(DOA)估计。
Direction of arrival (DOA) estimation is an important topic in electronic reconnaissance system.
确定信号的波达方向是电子侦察系统的一个重要方面。
The orthogonality between the signal subspace and the noise subspace is widely employed to implement the Direction of Arrival (DOA) estimation.
利用信号子空间和噪声子空间正交性,可以实现超分辨波达方向(DOA)估计。
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