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Time-frequency distributions for a wide-sense stationary random signal

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1 Author(s)
T. E. Posch ; Hughes Aircraft Co., Buena Park, CA, USA

It is shown that a wide class of time-frequency distributions gives the power spectrum for the case of a wide-sense stationary random signal. A simple criterion on the Cohen (1966) kernel for determining when a bilinear time-frequency distribution gives the power spectrum of the signal is derived

Published in:

IEEE Transactions on Acoustics, Speech, and Signal Processing  (Volume:38 ,  Issue: 4 )