Design of optimal digital filters

This project is to study two methods for designing digital filters with a Minimax design criterion. They are Sequential Constrained Least-Squares Method combined with Steiglitz-McBride (SCLS-SM) and Sequential Minimization Procedure for Minimax Design of IIR Filter Based on Second-Order Factor Updat...

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Bibliographic Details
Main Author: Qiu, Guangju.
Other Authors: Lin Zhiping
Format: Final Year Project
Language:English
Published: 2012
Subjects:
Online Access:http://hdl.handle.net/10356/50206
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Institution: Nanyang Technological University
Language: English
Description
Summary:This project is to study two methods for designing digital filters with a Minimax design criterion. They are Sequential Constrained Least-Squares Method combined with Steiglitz-McBride (SCLS-SM) and Sequential Minimization Procedure for Minimax Design of IIR Filter Based on Second-Order Factor Updates (SMSOF) which refers to converting the non-convex optimization problem into the convex problem and the stability issue of IIR filters. The Minimax design of infinite impulse response (IIR) digital filters is a non-convex optimization problem, and thus has many local minima.