Results 81 to 90 of about 2,583 (175)

Hybrid TDOA/DOA Multiple PD Localization Using Two Arrays With KPCA-mnc-FastICA and Sparrow Search Algorithm

IEEE Open Journal of Instrumentation and Measurement
Time difference of arrival (TDOA) and direction of arrival (DOA) are, respectively, applied to detect partial discharge (PD) target with ultrasonic signal.
Zeyu Zhang, Xiaojun Tang, Xiaoshan Li, Chongzhi Liu   +3 more
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Joint DOD and DOA Estimation Using Reduced-Capon Method in Bistatic MIMO Array

Xibei Gongye Daxue Xuebao, 2019
In order to resolve the problem of joint direction of departure (DOD) and direction of arrival (DOA) estimation in bistatic MIMO array, a dimensional reduced-Capon method based on Taylor series expansion and signal subspace is proposed in this paper ...

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Experimental validation of spatial spectrum suppression algorithms for interference sources

Dianzi Jishu Yingyong
In the actual direction finding system, when the weak signal and the strong interference are spatially close, the spatial spectrum direction finding system can only estimate the direction of arrival (DOA) for the strong interference, and the performance ...
Sun Jiabao, Shi Wei, Wang Shenyun
doaj   +1 more source

Tensor-Based Angle Estimation Approach for Strictly Noncircular Sources with Unknown Mutual Coupling in Bistatic MIMO Radar

Sensors, 2018
In the paper, the estimation of joint direction-of-departure (DOD) and direction-of-arrival (DOA) for strictly noncircular targets in multiple-input multiple-output (MIMO) radar with unknown mutual coupling is considered, and a tensor-based angle ...
Yuehao Guo, Xianpeng Wang, Wensi Wang, Mengxing Huang, Chong Shen, Chunjie Cao, Guoan Bi   +6 more
doaj   +1 more source

Research on 2-D Direction of Arrival (DOA) Estimation for an L-Shaped Array

Remote Sensing
Lately, there has been a significant increase in interest in coprime array configurations, as they offer the advantage of generating more extensive array apertures and enhanced degrees of freedom when contrasted with standard linear arrays. This document introduces an innovative two-dimensional direction-of-arrival (2-D DOA) estimation technique ...
Kun Ye, Lang Zhou, Shaohua Hong, Xuebo Zhang 0002, Haixin Sun   +4 more
openaire   +2 more sources

The PARAFAC-MUSIC Algorithm for DOA Estimation with Doppler Frequency in a MIMO Radar System

International Journal of Antennas and Propagation, 2014
The PARAFAC-MUSIC algorithm is proposed to estimate the direction-of-arrival (DOA) of the targets with Doppler frequency in a monostatic MIMO radar system in this paper.
Nan Wang, Wenguang Wang, Fan Zhang, Yunneng Yuan   +3 more
doaj   +1 more source

Space-time division cluster DoA estimation algorithm based on UWA spread spectrum signal

Tongxin xuebao, 2022
To solve the problems of poor stability, low resolution, and performance degradation under low signal-to-noise ratio (SNR) of the direction of arrival (DoA) estimation, a space-time division cluster (STDC) DoA estimation algorithm was proposed for under ...
Feng ZHOU, Baosheng ZHANG, Wenbo ZHANG
doaj  

Direction of Arrival (DOA) Estimation Using Kronecker Subspace [PDF]

Signal and Data Processing, 2018
Sina Majidian, Farzan Haddadi
openaire   +1 more source

Comparison of Semidistributed Multinode TOA-DOA Fusion Localization and GPS-Aided TOA (DOA) Fusion Localization for MANETs

EURASIP Journal on Advances in Signal Processing, 2008
This paper evaluates the performance of a semidistributed multinode time-of-arrival (TOA) and direction-of-arrival (DOA) fusion localization technique in terms of localization circular error probability (CEP).
Seyed Zekavat, Zhonghai Wang
doaj   +1 more source

Novel two-dimensional DOA estimation with L-shaped array

EURASIP Journal on Advances in Signal Processing, 2011
Two-dimensional (2D) direction-of-arrival (DOA) estimation has played an important role in array signal processing. In this article, we address a problem of bind 2D-DOA estimation with L-shaped array.
Xiaofei Zhang, Jianfeng Li, Lingyun Xu
doaj