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研究生:康閔傑
論文名稱:具零點及寬截止頻帶之微帶線低通濾波器設計
論文名稱(外文):A Simple and Compact Low-Pass Filter Design for Creating Transmission Zeros and Wide Rejection Band
指導教授:郭仁財
學位類別:碩士
校院名稱:國立交通大學
系所名稱:電信工程系所
學門:工程學門
學類:電資工程學類
論文種類:學術論文
論文出版年:2006
畢業學年度:94
語文別:中文
論文頁數:38
中文關鍵詞:零點寬截止頻帶濾波器微帶線
外文關鍵詞:zerowide stopbandfiltermicrostrip
相關次數:
  • 被引用被引用:0
  • 點閱點閱:156
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本論文提出一低通濾波器設計,具有兩個傳輸零點,且有相當寬的截止帶。以步階阻抗低通電路為起點,在低阻抗段兩端並聯一段具有適當長度與特性阻抗之微帶線,產生第二訊號路徑,以在截止帶產生兩個零點。該電路以雙埠網路分析,探討並聯微帶線段與零點位置的關係,選取適當的並聯微帶線,可以進一步改善濾波器在截止帶內之響應。實作數個電路驗證設計理念,量測與模擬結果相當一致。
中文摘要 …………………………………………………………… Ⅰ
英文摘要 …………………………………………………………… Ⅱ
致謝 …………………………………………………………… III
目錄 ……………………………………………………….…... IV
圖目錄 …………………………………………………………… V
第一章 緒論……………………………………………………… 1
第二章 新型低通濾波器及其分析……………………………… 5
2.1 傳統步階阻抗低通濾波器…………………………. 5
2.2傳統步階阻抗低通濾波器之改善………………….. 7
2.3具雙零點之新型步階阻抗低通濾波器…………….. 10
第三章 電路模擬與量測………………………………………… 19
3.1電路規格與常用之設計參數……………………….. 19
3.2.三階低通濾波器電路之模擬與實做量測………….. 19
3.3五階低通濾波器電路之模擬與實做量測………….. 22
第四章 結論……………………………………………………… 33
參考文獻………………………………………………… 34
附錄一…………………………………………………… 37
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[13] F. Giannini, M. Salerno and R. Sorrentino, “Design of low-pass elliptic filters by means of cascaded microstrip rectangular elements,” IEEE Trans. on Microwave Theory and Tech., vol. MTT-30, pp. 1348-1353, Sep. 1982.
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IE3D Simulator, Zeland Software Inc., Jan. 1997.
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