Computing Pseudo-Wigner Distribution by the Fast Hartley Transform
Journal
IEEE Transactions on Signal Processing
Journal Volume
40
Journal Issue
9
Pages
2346-2349
Date Issued
1992
Author(s)
SOO-CHANG PEI
Yang, I.-I.
Abstract
The Wigner distribution (WD) is useful in time-frequency signal analysis. In this correspondence, the fast Hartley transform (FHT) is proposed to evaluate the WD entirely in the real domain, and the computational complexity is reduced from 3 complex FFT’s to 3 real FHT’s. © 1992 IEEE
Other Subjects
Digital signal processing; Mathematical transformations; Fast Hartley transform; Pseudo-Wigner distribution; Time-varying signals analysis; Spectrum analysis
Type
journal article