Results 21 to 30 of about 19,397 (216)

Source power estimation for array processing applications under low sample size constraints [PDF]

, 2007
Copyright © 2008 IEEE. All Rights Reserved.This paper proposes a new power estimation technique for array processing applications in the low sample size regime.
Abramovich, Yuri, Johnson, Ben A., Mestre, Xavier   +2 more
core   +1 more source

Array signal processing for maximum likelihood direction-of-arrival estimation [PDF]

, 2013
Emitter Direction-of-Arrival (DOA) estimation is a fundamental problem in a variety of applications including radar, sonar, and wireless communications.
He, B., Li, M., Lu, Y.
core   +1 more source

An APG-MUSIC Algorithm Based-on Optimized Sampling Array

MATEC Web of Conferences, 2018
This paper proposes a novel two-dimensional direction of arrival (2D-DOA) estimation with optimized sparse sampling array, which is combined with Accelerated Proximal Gradient singular value thresholding(APG) and Multiple Signal Classification(MUSIC ...
Li Mengxia, Hu Wen, Di Jiaying, Li Hongtao   +3 more
doaj   +1 more source

Grid-free compressive beamforming [PDF]

, 2015
The direction-of-arrival (DOA) estimation problem involves the localization of a few sources from a limited number of observations on an array of sensors, thus it can be formulated as a sparse signal reconstruction problem and solved efficiently with ...
Gerstoft, Peter, Xenaki, Angeliki
core   +2 more sources

Recurrent NEAT Assisted 2D-DOA Estimation With Reduced Complexity for Satellite Communication Systems

IEEE Access, 2022
Direction-of-arrival (DOA) estimation plays a vital role in the field of array signal processing. However, the need for heavy computing tasks in most traditional DOA algorithms, e.g., multiple signal classification (MUSIC), makes their engineering ...
Yunfeng Li, Yonghui Huang, Gert Frolund Pedersen, Ming Shen   +3 more
doaj   +1 more source

Matched steering vector searching based direction-of-arrival estimation using acoustic vector sensor array

EURASIP Journal on Wireless Communications and Networking, 2019
The acoustic vector sensor (AVS) array is a powerful tool for underwater target’s direction-of-arrival (DOA) estimation without any bearing ambiguities.
Yu Ao, Ling Wang, Jianwei Wan, Ke Xu
doaj   +1 more source

Cramer-Rao Bounds for Joint RSS/DoA-Based Primary-User Localization in Cognitive Radio Networks [PDF]

, 2012
Knowledge about the location of licensed primary-users (PU) could enable several key features in cognitive radio (CR) networks including improved spatio-temporal sensing, intelligent location-aware routing, as well as aiding spectrum policy enforcement ...
Cabric, Danijela, Chen, Jianshu, Wang, Jun   +2 more
core   +1 more source

Polynomial Manifold Interpolation for Direction Finding in the Presence of Mutual Coupling

IEEE Access, 2019
Direction-of-arrival (DOA) estimation in the presence of mutual coupling among the antennas is an important problem in direction finding systems. To address the mutual coupling issue, a polynomial manifold interpolation approach is proposed in this paper.
Hongtao Duan, Yinsheng Liu, Si Li, Li You, Wenjin Wang   +4 more
doaj   +1 more source

Underwater Ambiguity Elimination Method Based on Co-Prime Sensor Array

Sensors, 2020
Recently, the direction of arrival estimation with co-prime arrays has gradually been applied in underwater scenarios because of its significant advantages over traditional uniform linear arrays.
Tian Lan, Yilin Wang, Longhao Qiu
doaj   +1 more source

2D-DOA Estimation in Multipath Using EMVS Rectangle Array

Remote Sensing, 2023
Electromagnetic vector sensor (EMVS) arrays bring an epochal opportunity for direction finding, as they enable the estimation of two-dimensional direction of arrival (2D-DOA) and polarization characteristics.
Zhe Zhang, Lei Zhang, Han Wang, Junpeng Shi   +3 more
doaj   +1 more source