Results 41 to 50 of about 716,592 (222)

Direction-of-Arrival Estimation With Planar Luneburg Lens and Waveguide Metasurface Absorber

open access: yesIEEE Access, 2023
Direction of arrival (DOA) estimation using array antennas is known to have high resolution. However, these algorithms require high computational resources.
Aya Ohmae, Satoshi Yagitani
doaj   +1 more source

Estimation of parameters of gravitational waves from coalescing binaries [PDF]

open access: yes, 1995
In this paper we deal with the measurement of the parameters of the gravitational wave signal emitted by a coalescing binary signal. We present the results of Monte Carlo simulations carried out for the case of the initial LIGO, incorporating the first
A Abramovici   +14 more
core   +2 more sources

Observation of the anisotropy in arrival direction of Cosmic Rays with IceCube

open access: yes, 2010
The IceCube Neutrino Observatory is a kilometer-scale detector currently under construction at the South Pole. In its final configuration the detector will comprise 5160 Digital Optical Modules (DOMs) deployed on 86 strings between 1.5-2.5 km deep within
Toscano, S.
core   +1 more source

Biomimetic direction of arrival estimation for resolving front-back confusions in hearing aids [PDF]

open access: yes, 2015
Sound sources at the same angle in front or behind a two-microphone array (e.g., bilateral hearing aids) produce the same time delay and two estimates for the direction of arrival: A front-back confusion.
Aichner W. R.   +6 more
core   +1 more source

A Simple Cross Correlation Switched Beam System (XSBS) for Angle of Arrival Estimation

open access: yesIEEE Access, 2017
We propose a practical, simple and hardware friendly, yet novel and efficient, angle of arrival (AoA) estimation system. Our intuitive, two-phases cross-correlation-based system requires a switched beam antenna array with a single radio frequency ...
Ahmed Badawy   +4 more
doaj   +1 more source

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

open access: yes, 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

Comparative study for broadband direction of arrival estimation techniques [PDF]

open access: yes, 2012
This paper reviews and compares three different linear algebraic signal subspace techniques for broadband direction of arrival estimation --- (i) the coherent signal subspace approach, (ii) eigenanalysis of the parameterised spatial correlation matrix ...
Alrmah, Mohamed Abubaker   +3 more
core  

Blind channel equalization using weighted subspace methods [PDF]

open access: yes, 1999
This paper addresses the problems of blind channel estimation and symbol detection with second order statistics methods from the received data. It can be shown that this problem is similar to direction of arrival (DOA) estimation, where many solutions ...
Cabrera-Bean, Margarita   +1 more
core   +1 more source

Quantum approach to direction of arrival estimation

open access: yesТехнологія та конструювання в електронній апаратурі
The article analyses methods for determining the direction of arrival (DOA) of radio signals, particularly the MUSIC and ESPRIT algorithms. It is shown that the complexity of traditional approaches grows cubically with the number of antennas, which ...
Oleksandr Usatyi, Ivan Horbatyi
doaj   +1 more source

Power-Based Direction-of-Arrival Estimation Using a Single Multi-Mode Antenna

open access: yes, 2017
Phased antenna arrays are widely used for direction-of-arrival (DoA) estimation. For low-cost applications, signal power or received signal strength indicator (RSSI) based approaches can be an alternative. However, they usually require multiple antennas,
Dammann, Armin   +3 more
core   +1 more source

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