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Cyclic and Dyadic Shifts, Walsh-Hadamard Transform, and the H Diagram

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4 Author(s)
Revuluri, K. ; Department of Electrical Engineering, University of Texas ; Rao, K.R. ; Narasimhan, M.A. ; Ahmed, N.

Cyclic and dyadic shifts of a periodic sequence are illustrated on the H diagram. Fast Walsh-Hadamard transform of the shifted (both cyclic and dyadic) sequence is represented graphically on the H diagram. The shift-invariant properties of the power spectrum are derived from these operations.

Published in:

Computers, IEEE Transactions on  (Volume:C-23 ,  Issue: 12 )