Results 1 to 10 of about 12,674 (202)

Optimal sensor arrangements in Angle of Arrival (AoA) and range based localization with linear sensor arrays. [PDF]

open access: yesSensors (Basel), 2013
This paper investigates the linear separation requirements for Angle-of-Arrival (AoA) and range sensors, in order to achieve the optimal performance in estimating the position of a target from multiple and typically noisy sensor measurements. We analyse the sensor-target geometry in terms of the Cramer–Rao inequality and the corresponding Fisher ...
Herath SC, Pathirana PN.
europepmc   +5 more sources

Drone’s Angle-of-Arrival Estimation Using a Switched-Beam Antenna and Single-Channel Receiver [PDF]

open access: yesSensors
In this study, we propose a method to estimate the Angle-of-Arrival (AoA) of OFDM-based drone signals with wideband and burst characteristics using only a single-channel receiver and a switched-beam antenna.
Sumin Han, Byung-Jun Jang
doaj   +2 more sources

Research on 2×2 MIMO Channel with Truncated Laplacian Azimuth Power Spectrum [PDF]

open access: yesRadioengineering, 2013
Multiple-input multiple-output (MIMO) Rayleigh fading channel with truncated Laplacian azimuth power spectrum (APS) is studied. By using the power correlation matrix of MIMO channel model and the modified Jakes simulator, into which with random phases ...
Q. Wu, X.-S. Yang, Y.-T. Zhang
doaj   +2 more sources

Angle-of-Arrival (AOA) Visible Light Positioning (VLP) System Using Solar Cells With Third-Order Regression and Ridge Regression Algorithms [PDF]

open access: yesIEEE Photonics Journal, 2020
We put forward and demonstrate a angle-of-arrival (AOA) based visible-light-positioning (VLP) system using quadrant-solar-cell (QSC) and third-order ridge regression machine learning (RRML) to improve the positioning accuracy.
Chong-You Hong   +9 more
doaj   +2 more sources

Estimating Angle of Arrival (AOA) for Wideband Signal by Sensor Delay Line (SDL) and Tapped Delay Line (TDL) Processors

open access: yesJournal of Engineering, 2018
Angle of arrival (AOA) estimation for wideband signal becomes more necessary for modern communication systems like Global System for Mobile (GSM), satellite, military applications and spread spectrum (frequency hopping and direct sequence).
Bassim Sayed Mohammed   +1 more
doaj   +2 more sources

Multipath-Assisted Ultra-Wideband Vehicle Localization in Underground Parking Environment Using Ray-Tracing [PDF]

open access: yesSensors
In complex underground parking scenarios, non-line-of-sight (NLOS) obstructions significantly impede positioning signals, presenting substantial challenges for accurate vehicle localization.
Shuo Hu   +3 more
doaj   +2 more sources

Performance evaluation on extended neural network localization algorithm on 5 g new radio technology [PDF]

open access: yesScientific Reports
With the rapid growth of fifth-generation (5G) networks, there is an increasing demand for high-precision localisation, achieving which is a major challenge in real-time applications in dynamic and noisy environments.
Deebalakshmi R   +2 more
doaj   +2 more sources

Semidefinite Programming Algorithms for 3-D AOA-Based Hybrid Localization

open access: yesIEEE Open Journal of Signal Processing, 2023
By taking different kinds of measurements at the same time, it may be possible to improve the accuracy of target localization or reduce the number of sensors needed.
Yanbin Zou
doaj   +1 more source

Low-Complexity Three-Dimensional AOA-Cross Geometric Center Localization Methods via Multi-UAV Network

open access: yesDrones, 2023
The angle of arrival (AOA) is widely used to locate a wireless signal emitter in unmanned aerial vehicle (UAV) localization. Compared with received signal strength (RSS) and time of arrival (TOA), AOA has higher accuracy and is not sensitive to the time ...
Baihua Shi   +5 more
doaj   +1 more source

An improved underwater TDOA/AOA joint localisation algorithm

open access: yesIET Communications, 2021
To solve the problem of sound source localisation in underwater sensor networks, this paper constructs a pseudo‐linear equation system of time difference of arrival and angle of arrival (TDOA/AOA) and then uses the weighted least squares algorithm to ...
Feng Jiang, Zhenkai Zhang
doaj   +1 more source

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