DocumentCode :
2473468
Title :
Accurate Range for Variable Fractional-Delay Filtering
Author :
Deng, Tian-Bo
Author_Institution :
Fac. of Sci., Toho Univ., Funabashi
fYear :
0
fDate :
0-0 0
Firstpage :
77
Lastpage :
80
Abstract :
To perform variable fractional-delay (VFD) filtering, the VFD parameter p is assumed to take fractional numbers in pisin[0,1] and pisin[-0.5, 0.5] in the literature, but it needs to be clarified that which range should be adopted for achieving high-accuracy VFD filtering. In this paper, we first analyze the accurate range qualitatively, and then utilize interpolation examples to demonstrate that range pisin [-0.5, 0.5] is the better choice for accurate VFD filtering
Keywords :
delay filters; digital filters; interpolation; accurate VFD filtering; interpolation; variable fractional-delay; Delay; Digital filters; Finite impulse response filter; Frequency; Information filtering; Information filters; Interpolation; Lagrangian functions; Polynomials; Signal sampling;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Information, Communications and Signal Processing, 2005 Fifth International Conference on
Conference_Location :
Bangkok
Print_ISBN :
0-7803-9283-3
Type :
conf
DOI :
10.1109/ICICS.2005.1689008
Filename :
1689008
Link To Document :
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