It is featured with selectivity of DOA estimation.
它的另一个特点是具有DOA估计的选择性。
A multiuser DOA estimation algorithm for correlated sources is presented in this paper.
本文提出了一种基于空间特征的多用户相干源DOA估计算法。
In this paper, the DOA estimation is implemented by spatial frequency spectrum analysis.
本文从空间频谱分析的角度来实现这一估计。
At present, most of the DOA estimation algorithms are used in the Gaussian noise environment.
目前，大多数的DOA估计算法是应用在高斯噪声环境下的。
This method provides a closed-form solution and reduces the computational load of DOA estimation.
并且该算法可以得到闭式解，有效地降低了DOA估计的运算量。
Modified MUSIC algorithm is applied to DOA estimation, arranging array symmetrically is designed.
提出了利用修正MUSIC算法进行DOA估计，并设计了对称布阵方式。
The research of DOA estimation in passive direction-finding sonar has important practice significance.
被动测向声纳中的波达方向估计研究具有重要的现实意义。
In this paper, a fourth-order cumulant-based ESPRIT DOA estimation method is presented for arbitrary array.
本文提出了一种基于四阶累积量的ESPRIT超分辨阵列测向算法，该算法适用于任意形状排列的空间阵列。
DOA estimation algorithm based on eigenvalue decomposition is very sensitive to phase error of array signal.
基于特征值分解的DOA估计算法对信号的相位误差非常敏感，因此有必要对阵元位置误差进行校正。
The estimated spatial signature is adopted to construct the covariance matrix for high resolution DOA estimation.
利用了估计出的用户空间特征构造协方差矩阵进行空间平滑的高分辨DOA估计。
The matrix decomposition method for DOA estimation is analyzed. It is proved that the method is a subspace method.
本文对用于DOA估计的矩阵分解法进行了分析，证明了它是一种子空间方法。
In this thesis, the methods for DOA estimation in the presence of array errors and nonuniform noise are discussed.
本文就阵列存在误差及非均匀噪声情况下的DOA估计方法进行了讨论。
The constant beam-width beam-former and wideband DOA estimation algorithms are realized in the DSP hardware systems.
完成了恒定束宽波束形成以及宽带源方位估计算法在DSP硬件系统中的实现。
Through spatial smoothing, the problem of DOA estimation of signals with the same time-frequency signature is solved.
利用空间时频分布的前后向平滑解决了具有相同时频特性信号的均匀线阵DOA估计问题。
In this paper, an introduction of the use of cumulants to a kind of DOA estimation of uniform circular array is proposed.
本文针对一种均匀圆阵列对相干信号的DOA估计所做的变换处理，引入高阶累积量来进行参数估计。
The channel uncertainty of wideband signals is modeled and its affection on the performance of DOA estimation is analyzed.
分析了通道不一致对算法性能的影响，建立了宽带信号模型的通道误差模型；
The other one is broadband focusing for adaptive beamforming, the broadband focusing of DOA estimation applies to beamforming.
另一种是利用宽带聚焦方法的自适应波束形成算法，将DOA估计中的宽带聚焦方法应用到波束形成中。
In this paper, an introduction of DOA estimation of coherent sources is proposed, which is suitable for arbitrary plane array.
针对相干信号源测向以及模糊的实际问题，提出一种基于任意形状平面阵列的测向方法。
Single electromagnetic vector sensor array is analyzed and DOA estimation in terms of the principles of array signal processing.
根据阵列信号处理原理，对单个电磁矢量传感器分析，并进行DOA估计。
In allusion to wideband LFM signals which have the same time-frequency signature, a novel algorithm of DOA estimation is proposed.
针对具有相同时频分布的宽带相干lf M信号，提出了一种DOA估计新算法。
According to the model of low Angle bearing, a new direct signal DOA estimation algorithm is proposed based on fourth-order cumulant.
基于低空测角模型，提出了一种基于四阶累积量的直达波方位估计算法。
In this paper, the problem of DOA estimation and single station localization and tracking of wideband chirp signals emitter researched.
对宽带线性调频信号的方位角估计以及对这类信号辐射源单站跟踪问题进行了研究。
According to the algorithms and the theories which are said, DOA estimation of broadband weak signal under strong interferences is studied.
结合上述的算法和理论，研究了在强干扰背景下的宽带弱信号源的doa估计。
Unsymmetrical weighted spatial smoothing difference (UWSSD) algorithm, a new method for the DOA estimation of coherent sources is proposed.
提出了相干信源DOA估计的非对称加权空间平滑差分(UWSSD)算法。
A high resolution DOA estimation method for coherent wide band sources based on outputs of constant beamwidth beams is proposed in this paper.
本文给出了基于恒定束宽波束输出的宽带相干源高分辨测向方法。
With the perfect characteristics of acoustic vector sensor in the low frequency band, accurate DOA estimation is achieved with small array size.
利用矢量传感器在低频段的良好特性，实现了小尺寸声阵条件下的高精度目标DOA估计。
It presents a new method of DOA estimation in time-frequency domain, via establishing the STFD matrix and combining the traditional methods of array.
通过构建空间时频分布矩阵，和传统的阵列信号处理方法相结合，从而得到一种新的时频域的波达方向估计方法。
The super-resolution algorithm based on modern spectrum analytical theory intends to improve DOA estimation quality in the presence of dense signals.
以现代（非线性）谱分析理论为基础的超分辨空间谱估计技术，目的在于解决密集信号环境中的信号源高分辨和高精度测向定位问题。
We studied the performances of this system by simulations, including the impacts of channel fading, angle spread and co-channel interference on DOA estimation.
通过仿真，研究了这一系统在移动通信环境下的性能，包括信道衰落、信号角度扩散及同频干扰用户等对DOA估计的影响。
We studied the performances of this system by simulations, including the impacts of channel fading, angle spread and co-channel interference on DOA estimation.
通过仿真，研究了这一系统在移动通信环境下的性能，包括信道衰落、信号角度扩散及同频干扰用户等对DOA估计的影响。
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