Title :
Kaiser window based kernel for time-frequency distributions
Author :
Kodituwakku, S. ; Kennedy, Rodney A. ; Abhayapala, Thushara D.
Author_Institution :
Res. Sch. of Inf. Sci. & Eng., Australian Nat. Univ., Canberra, ACT
Abstract :
A novel sinhc kernel, which generates a Kaiser window based time-frequency distribution for non-stationary signal analysis is introduced. The Kaiser distribution belongs to the Cohen class of time-frequency distributions, and satisfies desirable distribution properties. By controlling the shape of the Kaiser window, auto-term resolutions and cross-term magnitudes can be successfully traded.
Keywords :
signal processing; statistical distributions; time-frequency analysis; Cohen class; Kaiser window based kernel; nonstationary signal analysis; sinhc kernel; time-frequency distribution;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20093130