Title :
Two-dimensional variable f.i.r. bandpass filters
Author_Institution :
Hindustan Aeronautics Ltd., Aircraft Design Bureau, Bangalore, India
Abstract :
In this letter the cosine transformation is extended to the design of constant-centre-frequency/variable-bandwidth and constant-bandwidth/variable-centre-frequency circularly symmetric 2D f.i.r. bandpass digital filters.
Keywords :
band-pass filters; frequency response; two-dimensional digital filters; bandpass digital filters; constant bandwidth variable centre frequency design; constant centre frequency variable bandwidth design; cosine transformation; frequency impulse response;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19790396
