Title :
Direction of arrival estimation in partly calibrated time-varying sensor arrays
Author :
Pesavento, Marius ; Gershman, Alex B. ; Wong, Kon Max
Author_Institution :
Dept. of Electr. & Comput. Eng., McMaster Univ., Hamilton, Ont., Canada
Abstract :
We consider the direction finding problem in time-varying arrays composed of identically oriented subarrays displaced by unknown vector translations. A new eigenstructure-based estimator is proposed for such a class of partly calibrated sensor arrays
Keywords :
array signal processing; calibration; direction-of-arrival estimation; eigenvalues and eigenfunctions; DOA estimation; array covariance matrix; direction finding; direction of arrival estimation; eigendecomposition; eigenstructure-based estimator; identically oriented subarrays; partly calibrated time-varying sensor arrays; polynomial rooting; rank reduction estimator; uniform linear array; vector translations; Calibration; Councils; Covariance matrix; Direction of arrival estimation; Geometry; Narrowband; Polynomials; Sensor arrays; Stress; Transmission line matrix methods;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 2001. Proceedings. (ICASSP '01). 2001 IEEE International Conference on
Conference_Location :
Salt Lake City, UT
Print_ISBN :
0-7803-7041-4
DOI :
10.1109/ICASSP.2001.940282
