DocumentCode
2818390
Title
Efficient sampling rate conversion with cubic splines
Author
De Carvalho, João M. ; Hanson, John V.
Author_Institution
Univ. Federal da Paraiba, Brazil
fYear
1990
fDate
3-6 Sep 1990
Firstpage
439
Lastpage
442
Abstract
An efficient implementation of a two-stage fractional sampling rate conversion for digital audio signals is presented, based on: local cubic spline interpolation. The first (up-converter) stage is computationally optimal, using polyphase networks. The second (down-converter) stage generally requires coefficient calculations for each sample, but is also efficient because of the local nature of the cubic spline interpolation
Keywords
acoustic signal processing; audio signals; digital signals; interpolation; splines (mathematics); coefficient calculations; digital audio signals; down-converter; fractional sampling rate conversion; local cubic spline interpolation; polyphase networks; signal processing; up-converter; CD recording; Computer networks; Finite impulse response filter; Frequency; Interpolation; Polynomials; Sampling methods; Signal sampling; Signal to noise ratio; Telecommunication standards;
fLanguage
English
Publisher
ieee
Conference_Titel
Telecommunications Symposium, 1990. ITS '90 Symposium Record., SBT/IEEE International
Conference_Location
Rio de Janeiro
Type
conf
DOI
10.1109/ITS.1990.175643
Filename
175643
Link To Document