Wigner-type a-b and time-frequency analysis based on conjugate operators

Authors

Franz Hlawatsch, Teresa Twaroch, and Helmut Bölcskei

Reference

Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Atlanta (GA), Vol. 3, pp. 1395-1398, May 1996.

DOI: 10.1109/ICASSP.1996.543921

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Abstract

We extend the Wigner distribution (WD) to conjugate unitary operators A_alpha and B_beta. The resulting "AB-WD'' is defined both as an a-b representation and as a time-frequency representation. Important properties and relations of the WD are generalized to the AB-WD.

Keywords

Wigner distribution, conjugate operators, time-frequency representations

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