Direction of Arrival Estimation
Improvement on EVESPA for Beamforming and Direction of Arrival Estimation
... alternative estimation procedure of the generalized steering matrix of the sources in EVESPA, suitable for both beamforming and direction of arrival ...the estimation of such a matrix can be ...
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Spectrum Sensing based on Direction of Arrival Estimation
... 4. “ROOT-MUSIC based Direction-Of-Arrival estimation method for arbitrary non-uniform arrays" by Bhasker D Rao and K.V.S Hari. [7] In this paper brief introduction of ROOT- MUSIC algorithm, ...
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Direction of Arrival Estimation for Closely Spaced Signal
... resolution direction of arrival estimation algorithms based on the subspace decomposition received considerable attention while rarely used in the practical ...in direction domain to improve ...
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Array signal processing for maximum likelihood direction-of-arrival estimation
... Citation: Li M, Lu Y, He B (2013) Array Signal Processing for Maximum Likelihood Direction-of-Arrival Estimation. J Electr Electron Syst 3: 117. doi:10.4172/ jees.1000117 Copyright: © 2013 Li M, et ...
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Robust Direction of Arrival Estimation using Multiple Signal Analysis
... of direction of arrival estimation using MUSIC ...the estimation performance, EMD based de-noising scheme is ...the estimation performance of MUSIC increased significantly for when EMD ...
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Beamforming and Direction of Arrival Estimation Based on Vector Sensor Arrays
... of arrival estimation has been widely studied in recent years [63, 64, 87, 88], and many algorithms have been introduced to solve the DOA estimation problem, such as MUSIC [26], estimation of ...
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Wideband Direction of Arrival Estimation Based on the Principal Angle Between Subspaces
... Wideband Direction of Arrival Estimation Based on the Principal Angle between Subspaces Zhiyu Feng 1 , Hongshu Liao 2, * , Lu Gan 2 , Dong Yang 2 , and Rong Hu 3 Abstract—In this paper, we propose a ...
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Decentralized Direction of Arrival Estimation
... (englisch: Direction-of-arrival, kurz DOA, estimation), mittels teil- kalibrierter Sensorgruppen (Arrays) bestehend aus mehreren Untergruppen (Subar- rays), ist ein Schätzproblem in verschiedenen ...
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Direction-Of-Arrival Estimation Using Multiple Sensors
... The proposed CFSSM takes a different approach from conventional coherent sig- nal subspace methods to estimate the DOAs of wideband signals. It does not require the use of any focusing matrix which needs initial DOA ...
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Sparse covariance fitting for direction of arrival estimation
... If multiple snapshots can be collected in an array of sensors, they can be used to improve the estimation of the angles of arrival. Several approaches for summariz- ing multiple observations have been ...
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Applications of compressive sensing to direction of arrival estimation
... In Chapter 4 we investigated the application of CS in the spatial domain via com- pressive arrays that aim to provide a larger aperture with a reduced hardware complexity. We presented an architecture of such a ...
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Direction of Arrival Estimation Based on Heterogeneous Array
... Figure 6. Accuracy of DOA estimation using Pol-MUSIC. (a) Comparison of the azimuth accuracy of DOA estimation and CRB. (b) The pitch accuracy. Example 3. The resolution probability of the heterogeneous ...
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Compact antenna arrays for efficient direction of arrival estimation
... specific direction will be different. For direction finding, the ouput of an array of antennas is fed to the DoA estimator, and as a consquence, it becomes important to accurately characterize the array ...
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Direction of Arrival Estimation using Conventional Subspace Algorithms
... Currently, For DOA estimation the above methods neglects the time characteristics of the signal in evaluation. In array signal processing, due to the multipath propagation one signal may interfere with other ...
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An Improved Amplitude Comparison Based Direction of Arrival Estimation
... The Direction finding (DF) systems are employed for estimating the direction of arrival of radar ...Comparison Direction Finding (ADF) technique is the ...
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Direction of Arrival Estimation in the presence of Scatterer in noisy environment
... 3. Numerical Examples and Results The electromagnetic simulations are carried ou t by u sing COMSOL multiphysics e nvironment. I n t he c onsidered scenarios we assumed (x-directed) horizontal half wave dipoles an tenna ...
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W-L1-Sracv Algorithm for Direction-of-Arrival Estimation
... Abstract—This paper presents an effective weighted-L 1 -sparse representation of array covariance vectors (W-L 1 -SRACV) algorithm which exploits compressed sensing theory for direction-of-arrival (DOA) ...
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Fast and Accurate Direction-of-Arrival Estimation for a Single Source
... Kowloon, Hong Kong, China Abstract—In this paper, direction-of-arrival (DOA) estimation of a single narrow-band source with uniform linear arrays is addressed. The basic idea is to convert the ...
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Antenna array geometries and algorithms for direction of arrival estimation
... DOA estimation, where the definition of Maxwell’s equations, plane wave, white noise, normal distribution and Cramer-Rao bound are demonstrate and forms a foundation for the rest of this ...DOA estimation ...
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An Efficient Sparse Representation Algorithm for Direction-of-Arrival Estimation
... Hyder and Mahata approximated the l 0 -norm by a family of Gaussian functions, and proposed the joint l 2,0 approxima- tion (JLZA) algorithm for direction finding [9]. However, the global convergence of JLZA is ...
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