2-D DOA Estimation for Incoherently Distributed Sources Considering Mixed Circular and Noncircular Signals in Massive MIMO System
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DOI: 10.1109/access.2019.2932004
Abstract: In practical environment, the received signals cannot be regarded as point sources due to the existence of signal scattering phenomena. Incoherently distributed source model is suitable for this realistic scenarios. The incoherently distributed DOA estimators… read more here.
Keywords: mixed circular; distributed sources; circular noncircular; incoherently distributed ... See more keywords
Stochastic Cramer-Rao Bound for DOA Estimation With a Mixture of Circular and Noncircular Signals
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DOI: 10.1109/access.2020.3041009
Abstract: The Cramer-Rao bound (CRB) offers insights into the inherent performance benchmark of any unbiased estimator developed for a specific parametric model, which is an important tool to evaluate the performance of direction-of-arrival (DOA) estimation algorithms.… read more here.
Keywords: mixture circular; rao bound; circular noncircular; doa estimation ... See more keywords
Aligned Propagator Scanning Approach to DOA Estimation of Circular and Noncircular Wideband Source Signals
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2018.2890042
Abstract: The problem addressed in this paper is focused on the direction-of-arrival (DOA) estimation of the circular and noncircular wideband signals. The propagator scanning scheme is applied to the array output augmented cross covariance matrix by… read more here.
Keywords: estimation circular; noncircular wideband; propagator scanning; circular noncircular ... See more keywords