DocumentCode
1007947
Title
Reduction of computational cost in DFT implementation of FIR digital filters
Author
Martinelli, Giovanni ; Orlandi, G. ; Burrascano, Pietro
Author_Institution
Info-Com Department, Engineering Faculty of Roma, Roma, Italy
Volume
21
Issue
9
fYear
1985
Firstpage
364
Lastpage
366
Abstract
The influence on the computational cost of the transformation of a FIR digital filter into cyclic convolutions is analysed in the letter. An optimal choice of the length of the cyclic convolutions is suggested and illustrated.
Keywords
digital filters; fast Fourier transforms; DFT implementation; FIR digital filter; computational cost; cyclic convolutions;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19850260
Filename
4251116
Link To Document