DocumentCode
2231625
Title
Design of FIR predictors as a tapped cascaded interconnection of subfilters
Author
Vainio, Olli
Author_Institution
Dept. of Inf. Technol., Tampere Univ. of Technol., Tampere, Finland
fYear
2002
fDate
3-6 Sept. 2002
Firstpage
1
Lastpage
4
Abstract
The use of computationally efficient substructures for predictive FIR filters is proposed. When recursive running-sum blocks are used as subfilters, only a small number of multipliers are needed for predictor implementation. A design algorithm is described, based on using time-domain constraints to define the composition of the impulse response for least-squares optimization. Polynomial and sinusoidal predictors are given as examples, and are compared with the direct form structures.
Keywords
FIR filters; interconnections; least squares approximations; optimisation; prediction theory; recursive estimation; time-domain analysis; computationally efficient substructures; design algorithm; direct form structures; finite impulse response filters; least-squares optimization; multipliers; polynomial predictors; predictive FIR filters; recursive running-sum blocks; sinusoidal predictors; subfilters; tapped cascaded interconnection; time-domain constraints; Periodic structures; Polynomials;
fLanguage
English
Publisher
ieee
Conference_Titel
Signal Processing Conference, 2002 11th European
Conference_Location
Toulouse
ISSN
2219-5491
Type
conf
Filename
7071909
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