Results 11 to 20 of about 173,505,536 (199)

Source bearing and steering-vector estimation using partially calibrated arrays [PDF]

, 2009
The problem of source direction-of-arrival (DOA) estimation using a sensor array is addressed, where some of the sensors are perfectly calibrated, while others are uncalibrated. An algorithm is proposed for estimating the source directions in addition to
Lu, Y., Li, M.
core   +4 more sources

A Direction-of-Arrival Estimation Algorithm Based on Compressed Sensing and Density-Based Spatial Clustering and Its Application in Signal Processing of MEMS Vector Hydrophone

Sensors, 2021
Direction of arrival (DOA) estimation has always been a hot topic for researchers. The complex and changeable environment makes it very challenging to estimate the DOA in a small snapshot and strong noise environment.
Huichao Yan, Ting Chen, Peng Wang, Linmei Zhang, Rong Cheng, Yanping Bai   +5 more
doaj   +1 more source

Angle of arrival estimation for broadband signals : a comparison [PDF]

, 2013
This paper reviews and compares three different linear algebraic signal subspace techniques for angle of arrival estimation. These include a polynomial matrix approach to multiple signal classification (MUSIC), a parameterised spatial covariance matrix ...
Weiss, Stephan, S. Weiss, J.G. McWhirter, McWhirter, John G., S. Lambotharan, S. Redif, Lambotharan, Sangarapillai, M. Alrmah, Alrmah, Mohamed Abubaker, Redif, Soydan, McWhirter, John, Weiss, S., Redif, S., Alrmah, M. A., Lambotharan, S.   +14 more
core   +4 more sources

Radioactive Direction of Arrival Estimation Using Neural Networks Approach [PDF]

EPJ Web of Conferences, 2023
In this paper, we present a comprehensive investigation into improving Direction of Arrival (DOA) estimation for gamma-emitting isotopes using deep neural networks.
Salomon Yossi, Vax Eran, Osowizky Alon, Knafo Yakir, Ben David Nadav, Vilenchick Dan   +5 more
doaj   +1 more source

Blind Adaptive Beamforming for a Global Navigation Satellite System Array Receiver Based on Direction Lock Loop

Remote Sensing, 2023
The adaptive beamforming algorithm can realize interference suppression and navigation signal enhancement, and has been widely used. However, achieving high-precision real-time estimation of the direction of arrival (DOA) parameters of navigation signals
Jian Wu, Xiaomei Tang, Long Huang, Shaojie Ni, Feixue Wang   +4 more
doaj   +1 more source

AoA-Based Localization System Using a Single IoT Gateway: An Application for Smart Pedestrian Crossing

IEEE Access, 2021
During the last decade, the concept of smart cities is gaining popularity, and many cities all around the globe are adopting it. Lately, the Smart Pedestrian Crossing (SPC) idea has become an important part of the smart city concept.
Noori Bnilam, Dennis Joosens, Rafael Berkvens, Jan Steckel, Maarten Weyn   +4 more
doaj   +1 more source

High Resolution Direction-of-Arrival Estimation Using Genetic Algorithm [PDF]

Engineering and Technology Journal, 2009
This paper presents an application of a performance analysis of a genetic algorithm GA developed for extraction of the directions of arrival DOA of several signals impinging on uniform linear arrays.
Eyad I. Abbas, Ali Abdul-Elah Noori
doaj   +1 more source

Advanced array processing techniques and systems [PDF]

, 2009
Research and development on smart antennas, which are recognized as a promising technique to improve the performance of mobile communications, have been extensive in the recent years.
Li, M.
core   +3 more sources

Accurate angle-of-arrival measurement using particle swarm optimization [PDF]

, 2010
As one of the major methods for location positioning, angle-of-arrival (AOA) estimation is a significant technology in radar, sonar, radio astronomy, and mobile communications.
Ho, Kwok Shun, Hayward, G., Li, M.
core   +4 more sources

Accurate DOA Estimation With Adjacent Angle Power Difference for Indoor Localization

IEEE Access, 2020
Indoor localization with high accuracy plays a key role in the field of Internet of Things in 5th-Generation (5G) era. With the introduction of Multiple Input Multiple Output (MIMO) technology in 5G, the direction-of-arrival (DOA) method is highly ...
Xin Zhou, Liang Chen, Jun Yan, Ruizhi Chen   +3 more
doaj   +1 more source