Generalized time-shift covariant quadratic time-frequency representations with arbitrary group delays

Conference Record - Asilomar Conference on Signals, Systems and Computers

Volumn 1, Issue , 1995, Pages 553-557

  Papandreou Suppappola, Antonia ^a  

^a UNIVERSITY OF RHODE ISLAND   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CONSTANT TIME; COVARIANT; DELAY DEPENDENT; EXPONENTIAL TIME; FREQUENCY SHIFT; GROUP DELAY TIME; QUADRATIC TIME-FREQUENCY; TIME SHIFTS;

GROUP DELAY;

EID: 68949099911     PISSN: 10586393     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ACSSC.1995.540609     Document Type: Conference Paper

References (11)

1. F. Hlawatsch and G. F. Boudreaux-Bartels, "Linear and quadratic time-frequency signal representations, " IEEE Sign. Proc. Mag., vol. 9, pp. 21-67, April 1992.
2. L. Cohen, "Generalized phase-space distribution functions, " J. Math. Phys., vol. 7, pp. 781-786, 1966.
3. A. Papandreou, F. Hlawatsch, and G. F. Boudreaux- Bartels, "The hyperbolic class of quadratic time-frequency representations-Part I, " IEEE Trans. Signal Proc., vol. 41, pp. 3425-3444, Dec. 1993.
4. O. Rioul and P. Flandrin, "Time-scale energy distributions: A general class extending wavelet transforms, " IEEE Trans. Sign. Proc., vol. 40, July 1992.
5. J. Bertrand and P. Bertrand, "A class of affine Wigner functions with extended covariance properties, " J. Math. Phys., vol. 33, pp. 2515-2527, 1992.
6. F. Hlawatsch, A. Papandreou, and G. F. Boudreaux- Bartels, "The power classes of quadratic timefrequency representations: A generalization of the affine and hyperbolic classes, " 27th Asilomar Conf. Sign., Syst. Comp., Pacific Grove, CA, 1993.
7. A. Papandreou-Suppappola, "New classes of quadratic time-frequency representations with scale covariance and generalized time-shift covariance: Analysis, detection, and estimation, " PhD thesis, Univ. of RI, 1995.
8. A. Papandreou, F. Hlawatsch, and G. F. Boudreaux- Bartels, "A unified framework for the scale covariant affine, hyperbolic, and power class time-frequency representations using generalized time-shifts, " ICASSP, Detroit, MI, pp. 1017-1020, May 1995.
9. R. G. Baraniuk and D. L. Jones, "Unitary equivalence: A new twist on signal processing, " IEEE Trans, on Signal Processing, vol. 43, pp. 2269-2282, Oct. 1995.
10. R. G. Baraniuk, "Warped perspectives in timefrequency analysis, " IEEE-SP Int. Symp. Time- Freq. Time-Scale Analysis, Philadelphia, PA, 1994.
11. A. Papandreou-Suppappola, "Generalized time-shift covariant quadratic time-frequency representations, " Techn. Rep. #1095-0001, ELE Dept. URI, Oct. 1995.