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題 名 | A New Method for Design of Variable Fractional-Delay (VFD) FIR Digital Filters by Semidefinite Programming (SDP)=以半正定規劃演算法設計可調分數延遲FIR數位濾波器之新方法 |
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作 者 | 詹政翰; | 書刊名 | 航空技術學院學報 |
卷 期 | 10:1 2011.08[民100.08] |
頁 次 | 頁181-185 |
分類號 | 448.533 |
關鍵詞 | 可調分數延遲濾波器; FIR數位濾波器; 可調濾波器; 半正定規劃演算法; Variable fractional-delay filters; FIR digital filters; Variable filter; Semidefinite programming; SDP; |
語 文 | 英文(English) |
中文摘要 | 近年來,在可調分數延遲 FIR數位濾波器之設計大部份會以加權最小平方差逼近法將目標誤差最小化而求得最佳解。但是,最近有一些論文以半正定規劃演算法 (SDP)嘗試設計各種的數位濾波器。因此,在本文中,我們將提出以半正定規劃演算法設計可調分數延遲 FIR數位濾波器,並以實際例子來模擬及證實其效能和可行性。 |
英文摘要 | For the past decade, the variable fractional-delay FIR digital filters is generally designed by weighted least-squares method to minimize the objective error function and find the optimal solution. Recently, semidefinite programming (SDP) has been found useful in designing various types of FIR digital filters. Therefore, in this paper, the design of variable fractional-delay (VFD) FIR digital filters by semidefinite programming are proposed. A design example will be presented to demonstrate the effectiveness of the proposed method. |
本系統中英文摘要資訊取自各篇刊載內容。