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Performance analysis of ESPRIT-type algorithms for non-circular sources
High-resolution parameter estimation algorithms designed to benefit from the presence of non-circular (NC) source signals allow for an increased identifiability and a lower estimation error. In thisExpand
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  • Open Access
Performance Analysis of Multi-Dimensional ESPRIT-Type Algorithms for Arbitrary and Strictly Non-Circular Sources With Spatial Smoothing
Spatial smoothing is a widely used preprocessing scheme to improve the performance of high-resolution parameter estimation algorithms in case of coherent signals or if only a small number ofExpand
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  • Open Access
Deterministic Cramér-Rao bound for a mixture of circular and strictly non-circular signals
The problem of estimating the signal parameters of a mixture of circular and strictly second-order (SO) non-circular (NC) signals impinging on an antenna array has recently attracted considerableExpand
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  • Open Access
Performance analysis of ESPRIT-Type algorithms for co-array structures
In the recent field of co-array signal processing, sparse linear arrays are processed to form a virtual uniform linear array (ULA), termed co-array, that allows to resolve more sources than physicalExpand
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  • Open Access
R-dimensional esprit-type algorithms for strictly second-order non-circular sources and their performance analysis
High-resolution parameter estimation algorithms designed to exploit the prior knowledge about incident signals from strictly second-order (SO) noncircular (NC) sources allow for a lower estimationExpand
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  • 1
  • Open Access
Esprit-type algorithms for a received mixture of circular and strictly non-circular signals
Recently, ESPRIT-based parameter estimation algorithms have been developed to exploit the structure of signals from strictly second-order (SO) non-circular (NC) sources. They achieve a higherExpand
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  • 1
  • Open Access
Generalized Least Squares for ESPRIT-Type Direction of Arrival Estimation
The key task in ESPRIT-based parameter estimation is finding the solution to the shift invariance equation (SIE), which is often an overdetermined, linear system of equations. Additional structure isExpand
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  • Open Access
Deterministic Cramér-Rao Bound for Strictly Non-Circular Sources and Analytical Analysis of the Achievable Gains
Recently, several high-resolution parameter estimation algorithms have been developed to exploit the structure of strictly second-order (SO) non-circular (NC) signals. They achieve a higherExpand
  • 25
  • Open Access
Beamspace direction finding based on the conjugate gradient and the auxiliary vector filtering algorithms
Motivated by the performance of the direction finding algorithms based on the auxiliary vector filtering (AVF) method and the conjugate gradient (CG) method as well as the advantages of operating inExpand
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  • Open Access
Knowledge-aided direction finding based on Unitary ESPRIT
In certain applications involving direction finding, a priori knowledge of a subset of the directions to be estimated is sometimes available. Existing knowledge-aided (KA) methods apply projectionExpand
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  • Open Access