Title :
Parameter estimation of chirp signals in random noise using Wigner distribution
Author :
Ijima, Hiroshi ; Ohsumi, Akira ; Djurovic, Igor
Author_Institution :
Dept. of Mech. & Syst. Eng., Kyoto Inst. of Technol., Japan
Abstract :
Incorporating with the realizations of Wigner distribution, an effective method of estimating unknown parameters of the received noisy chirp signals is proposed. The method is tested by simulations for superimposed chirp signals to show the efficacy.
Keywords :
Wigner distribution; chirp modulation; maximum likelihood estimation; random noise; signal processing; Wigner distribution; maximum likelihood estimation; noisy chirp signals; parameter estimation; Chirp; Frequency estimation; Gaussian noise; Maximum likelihood estimation; Monte Carlo methods; Parameter estimation; Signal processing; Systems engineering and theory; Time frequency analysis; Yttrium;
Conference_Titel :
Circuits and Systems, 2004. MWSCAS '04. The 2004 47th Midwest Symposium on
Print_ISBN :
0-7803-8346-X
DOI :
10.1109/MWSCAS.2004.1354120
