Two-dimensional block transforms and their properties Azimi-Sadjadi, Mahmood R. ; King, Robert A. For two-dimensional (2-D) digital filters implemented by a block recursive equation, explicit relations between their frequency characteristics and those of scalar filter are obtained. Specifically, these include the relation between the discrete-time Fourier transform (DTFT) of the block recursive equation and that of the scalar 2-D difference equation, and the relation between the block matrix transfer function of the block processor and the scalar transfer function. These relations that are independent of the type of realization of the block processor have been obtained using the eigenvalue properties of a special type of circulant matrix introduced in this correspondence. Colorado State University. Libraries 1987 text ; image application/pdf ECEmra00024.pdf FACFECEN100504ARTI eng c1987 IEEE
Two-dimensional block transforms and their properties
Azimi-Sadjadi, Mahmood R. ; King, Robert A.
For two-dimensional (2-D) digital filters implemented by a block recursive equation, explicit relations between their frequency characteristics and those of scalar filter are obtained. Specifically, these include the relation between the discrete-time Fourier transform (DTFT) of the block recursive equation and that of the scalar 2-D difference equation, and the relation between the block matrix transfer function of the block processor and the scalar transfer function. These relations that are independent of the type of realization of the block processor have been obtained using the eigenvalue properties of a special type of circulant matrix introduced in this correspondence.
Colorado State University. Libraries
1987
text ; image
application/pdf
ECEmra00024.pdf
FACFECEN100504ARTI
eng
c1987 IEEE