信号相关性与修正MUSIC算法二维波达方向估计_计算机技术_论文范文网 关键词: 相干信源；修正多信号分类算法；波达方向估计；空间谱[gap=1229]ds: coherent source; Modified Multiple Signal Classification (MMUSIC) algorithm; Direction Of Arrival (DOA) estimation; spatial spectrum
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resolution direction of arrival estimation 分辨方位估计
two dimensional direction-of-arrival estimation 二维DOA估计
two-dimensional direction of arrival estimation 二维doa估计
two-dimensional direction-of-arrival estimation 二维doa估计
maximum likelihood direction-of-arrival estimation 最大似然方向估计
time delay and direction-of-arrival estimation 时延和方向角估计
direction of arrival doa estimation 波达分析估计
As an important part of the modern signal processing, high-resolution direction of arrival estimation technique has a promising perspective in many fields such as radar and sonar, with the development of the microelectronic and digital techniques.
高分辨方位估计是现代信号处理的重要内容之一，随着微电子集成及数字技术的发展，其在声纳、雷达等许多领域有着很好的应用前景。
参考来源 - 恒定束宽波束形成及宽带DOA估计应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper compares the expanded to the unexpanded in the performance of direction of arrival estimation at first, and then analyses the beam of different thinned ratio.
比较了该阵列扩展前和扩展后的测向性能，分析了阵列在不同稀疏比下的测向性能以及波束图，可以看出稀疏阵列的波束图的旁瓣明显降低了。
The performance of direction of arrival estimation is strongly effected by spatial scatter noises such as interference, multiple propagation noise or other spatial correlated noises.
阵列测向中空间相关噪声、杂散的多径反射噪声以及空间杂散干扰是影响测向性能的较大因素。
This paper proposes a blind identification approach to direction of arrival estimation of coherently distributed sources without knowing the accurate function forms of the angular signal density.
针对相干信号源分布式目标，在具体的空间信号分布函数形式未知的情况下，提出了一种基于盲辨识的分布式目标波达方向（DOA）估计方法。
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