Results 31 to 40 of about 166,282,209 (237)
Broadband angle of arrival estimation methods in a polynomial matrix decomposition framework [PDF]
, 2013 A large family of broadband angle of arrival estimation algorithms are based on the coherent signal subspace (CSS) method, whereby focussing matrices appropriately align covariance matrices across narrowband frequency bins.
Weiss, Stephan +4 more
core +4 more sources
IEEE Access, 2018 To find the relative positional relationship accurately and efficiently without pre-installed infrastructure in emergent scenarios like firefighting, we proposed a rotating-anchor based indoor geolocation system using time of arrival (TOA) technique in ...
Liyuan Xu +5 more
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Quantum approach to direction of arrival estimation
Технологія та конструювання в електронній апаратуріThe 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
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Direction-of-Arrival Estimation With Planar Luneburg Lens and Waveguide Metasurface Absorber
IEEE 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
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Approximate maximum likelihood estimation of two closely spaced sources [PDF]
, 2014 The performance of the majority of high resolution algorithms designed for either spectral analysis or Direction-of-Arrival (DoA) estimation drastically degrade when the amplitude sources are highly correlated or when the number of available snapshots is
Chaumette, Eric +2 more
core +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
Direction of Arrival Estimation Using Augmentation of Coprime Arrays
Information, 2018 Recently, direction of arrival (DOA) estimation premised on the sparse arrays interpolation approaches, such as co-prime arrays (CPA) and nested array, have attained extensive attention because of the effectiveness and capability of providing higher ...
Tehseen Ul Hassan +3 more
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Controlling AoA Estimation Errors in Rician Fading via Measurement Quality Classification
IEEE AccessAngle of Arrival (AoA) estimation plays a crucial role in modern positioning systems but is often affected by errors in multipath channels. Existing methods typically lack a direct mechanism to assess the quality of the estimates, while full channel ...
Pedro Lemos +3 more
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A high-resolution DOA estimation method for deep-sea multipath coherent channels [PDF]
Zhihui kongzhi yu fangzhenAiming at the problem of error in deep-sea DOA(Direction of Arrival, DOA) estimation based on plane wave sound field model, this paper establishes the array signal model of deep-sea DOA estimation under multipath channel based on ray theory.
CAO Yongjie, MAO Weining
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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