Nonstationary spectral analysis based on time-frequency operator symbols and underspread approximations

IEEE Transactions on Information Theory

Volumn 52, Issue 3, 2006, Pages 1067-1086

  Matz, Gerald ^a,b   Hlawatsch, Franz ^a,b  

^a IEEE   (Austria)

^b VIENNA UNIVERSITY OF TECHNOLOGY   (Austria)

Author keywords

Evolutionary spectrum; Gabor expansion; Instantaneous power spectrum; Karhunen Lo ve (KL) expansion; Nonstationary random processes; Nonstationary spectral analysis; Time frequency (TF) analysis; Time varying systems; Wigner ville spectrum

Indexed keywords

EVOLUTIONARY SPECTRUM; GABOR EXPANSION; INSTANTANEOUS POWER SPECTRUM; KARHUNEN-LOEVE (KL) EXPANSION; TIME-FREQUENCY (TF) ANALYSIS; TIME-VARYING SYSTEMS; WIGNER-VILLE SPECTRUM;

APPROXIMATION THEORY; CORRELATION METHODS; DIFFERENTIATION (CALCULUS); ERROR ANALYSIS; FUNCTION EVALUATION; RANDOM PROCESSES;

SPECTRUM ANALYSIS;

EID: 33947431017     PISSN: 00189448     EISSN: None     Source Type: Journal    
DOI: 10.1109/TIT.2005.864419     Document Type: Article

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