DocumentCode
465056
Title
Design of Diamond and Circular Filters by Semi-definite Programming
Author
Hung, T.Q. ; Tuan, H.D. ; Nguyen, T.Q.
Author_Institution
Sch. of Elect. Eng. & Telecom., UNSW, Sydney, NSW
fYear
2007
fDate
27-30 May 2007
Firstpage
2966
Lastpage
2969
Abstract
A new design for linear phase diamond-shaped (DS) and circular-shaped (CS) 2D filters is developed. First, the frequency masks are efficiently constrained by 2D second-order trigonometric polynomials. Then semi-definite programming (SDP) of reasonably low dimension is employed to effectively express the filter specifications. Several numerical examples are provided to demonstrate the superior performance of our design in comparison with all other existing designs.
Keywords
polynomials; two-dimensional digital filters; 2D second-order trigonometric polynomials; circular-shaped 2D filters; frequency masks; linear phase diamond-shaped 2D filters; semi-definite programming; Band pass filters; Bandwidth; Filter bank; Frequency; Matched filters; Passband; Polynomials; Shape control; Shape measurement; Symmetric matrices;
fLanguage
English
Publisher
ieee
Conference_Titel
Circuits and Systems, 2007. ISCAS 2007. IEEE International Symposium on
Conference_Location
New Orleans, LA
Print_ISBN
1-4244-0920-9
Electronic_ISBN
1-4244-0921-7
Type
conf
DOI
10.1109/ISCAS.2007.377969
Filename
4253301
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