Results 111 to 120 of about 3,204 (200)

Angle of arrival and doppler spectrum in the presence of generalized two-dimensional anisotropic scattering

open access: yes, 2011
In this paper, we present a generalized theoretical model for the angle of arrival (AOA) in wireless channels when the scattering is two-dimensional (2-D) anisotropic.
Karadimas, Petros, Zhang, Jie
core   +1 more source

The Analysis Of The Effect Of The Measurement Noise On The Hybrid Time Of Arrival/angle Of Arrival Method

open access: yes, 2011
Tez (Yüksek Lisans) -- İstanbul Teknik Üniversitesi, Fen Bilimleri Enstitüsü, 2011Thesis (M.Sc.) -- İstanbul Technical University, Institute of Science and Technology, 2011Gezgin haberleşme sistemleri, herhangi bir yerden herhangi bir zamanda herhangi ...
Şahin, Yakup
core  

Tri-AoA: robust AoA estimation of mobile RFID tags with COTS devices

open access: yes, 2022
Radio frequency identification (RFID) is a form of wireless communication that has received much attention in recent years due to low costs of passive RFID tags and availability of commercial-off-the-shelf (COTS) RFID devices.
Wang, Zihao
core  

A new formula for the angle-of-arrival distribution in mobile environment

open access: yes, 2006
This paper theoretically derives an angle-of-arrival (AoA) distribution in multi-path mobile environment where the scatterer distribution obeys a hyperbolic sech function.
K.N. Le, Le, Khoa, Le, Khoa N.
core   +1 more source

Study of angle of arrival estimation with linear arrays of simulated Rydberg atom receivers

open access: yes
Rydberg atom receivers have the potential to supplement or replace traditional sensing technologies due to the theoretically high sensitivity, electrically small packaging, and unconventional field detection mechanisms they can provide.
B. N. Kayim   +6 more
core   +1 more source

Angle-of-arrival anemometry by means of a large-aperture Schmidt-Cassegrain telescope equipped with a CCD camera

open access: yes, 2020
The frequency spectrum of angle-of-arrival (AOA) fluctuations of optical waves propagating through atmospheric turbulence carries information of wind speed transverse to the propagation path.
Mario Behn   +3 more
core  

A Comparison of High Frequency Angle of Arrival and Ionosonde Data during a Traveling Ionospheric Disturbance

open access: yes, 2018
High Frequency (HF) geolocation techniques are commonly used to track the source of uncooperative HF emitters. A traveling ionospheric disturbance (TID) makes geolocation particularly difficult due to large perturbations in the local ionospheric electron
Knippling, Kalen L.
core  

Sparsity-based AOA Estimation for Emitter Localization

open access: yes, 2012
Angle of arrival (AOA) is able to achieve high accuracy when the antenna arrays are deployed much closer to the emitter. However, spatial resolution problem still exists.
Zhang, Lingwen
core  

Comparative Analysis of Uncorrected Rayleigh Fading Channels Models

open access: yes工程科学与技术, 2009
:In order to compare the complexity and performance of Sum-of-sinusoids (SoS) models for uncorrected Rayleigh fading channels, the second-order statistical formula for deterministic SoS model was derived, which showed that the variance of cross ...
Zhu Qiu-Ming
doaj  

An Improved Approach for AOA/TOA using Linear Regression

open access: yes, 2014
There are various techniques which are previously proposed and implemented are available. These methods promise to calculate, AOA (Angle of Arrival) and TOA (Time of Arrival) accurately. Therefore, in order to design new method numerous of techniques and
Key Words   +1 more
core  

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