Title :
Linear prediction approach for sinusoidal frequency estimation in colored noise
Author :
Mahmoudi, Alimorad ; Karimi, Mahmood ; So, Ring Cheung
Author_Institution :
Shahid Chamran Univ. of Ahvaz, Ahvaz, Iran
Abstract :
In this paper, we consider the problem of frequency estimation of sinusoidal signals from observations corrupted with colored noise. The proposed method is based on linear prediction property of sinusoidal signals. We express Yule-Walker equations as a quadratic eigenvalue problem whose solution corresponds to the parameters of signal and noise. The performance of the proposed algorithm is evaluated by comparing with Cramer Rao bound via computer simulation.
Keywords :
eigenvalues and eigenfunctions; frequency estimation; signal processing; Cramer Rao bound; Yule-Walker equations; colored noise; computer simulation; linear prediction approach; quadratic eigenvalue problem; sinusoidal frequency estimation; Continuous wavelet transforms; Gold; Frequency estimation; Yule-Walker equations; colored noise;
Conference_Titel :
Electrical Engineering (ICEE), 2012 20th Iranian Conference on
Conference_Location :
Tehran
Print_ISBN :
978-1-4673-1149-6
DOI :
10.1109/IranianCEE.2012.6292510