DocumentCode
750366
Title
Aliasing reduction in sub-bands of cascaded filter banks with decimation
Author
Edler, Bernd
Author_Institution
Inst. fur Theor. Nachrichtentech. und Informationsverarbeitung, Hannover Univ., Germany
Volume
28
Issue
12
fYear
1992
fDate
6/4/1992 12:00:00 AM
Firstpage
1104
Lastpage
1106
Abstract
A method for the reduction of aliasing in sub-band signals of cascaded filter banks with decimation is presented. The aliasing reduction is achieved by simple butterfly operations between filter bank outputs without influencing the reconstruction properties of analysis/synthesis systems.
Keywords
cascade networks; crosstalk; digital filters; frequency response; signal processing; speech analysis and processing; aliasing reduction; audio codec; butterfly operations; cascaded filter banks; crosstalk reduction; decimation; frequency response; speech processing; subband signals; two stage cascade;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19920697
Filename
141143
Link To Document