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天線工程 報告 南台科技大學 電子工程系 學號: M9730226 學生:鄭偉廷

天線工程 報告 南台科技大學 電子工程系 學號: M9730226 學生:鄭偉廷. IEEE Xplore. Wideband and Low Sidelobe Slot Antenna Fed by Series-fed Printed Array Reza Bayderkhani and Hamid Reza Hassani

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天線工程 報告 南台科技大學 電子工程系 學號: M9730226 學生:鄭偉廷

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  1. 天線工程報告 南台科技大學 電子工程系 學號:M9730226 學生:鄭偉廷

  2. IEEE Xplore Wideband and Low Sidelobe Slot Antenna Fed by Series-fed Printed Array Reza Bayderkhani and Hamid Reza Hassani ISSN :  0018-926X Digital Object Identifier : 10.1109/TAP.2010.2078437Date of Publication :   23 九月 2010 Sponsored by : IEEE Antennas and Propagation Society

  3. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 一個組合插槽和串聯天線陣列引入導致天線陣列寬頻寬,低旁瓣準位(SLL),高前端至後端的比例(F/B)。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  4. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 簡介 印刷式陣列天線通常用在通訊系統,如點對點或點對多點的微波雷達和毫米系統。具有許多吸引人的特點,例如:體積小、重量輕、成本低、易於製造。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  5. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 天線設計和結構 此結構主要的目的是要設計一個低SLL,寬頻寬串聯印刷陣列天線。所以,先設計一個傳統的串聯微帶陣列天線作為參考天線。 為了達到低SLL及阻抗寬頻的要求,在此引用一些修改過可以被執行的天線。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  6. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 微帶串聯陣列天線(參考天線) 選用corner-fed,是因為它們提供高輸入阻抗,因此非常適合用於串聯陣列上。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  7. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 雙向串聯印刷陣列天線 (a)寬大的插槽設在地面上 (b)側視圖 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  8. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 單向串聯印刷天線陣列在地面上的插槽 利用反射,在基板上面印著輻射元素,變成單向的。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  9. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 結果與討論 在本文中,詳細模擬和實驗結果,提出建議天線。第一部分,傳統的線性微帶串聯陣列天線〈參考天線〉,進行研究。第二部分,對雙向寬帶串聯印刷陣列天線的大槽在地面上,進行分析。最後,一個單向寬帶串聯印刷陣列天線使用數組在地面上,正在調查。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  10. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 對參考天線進行了研究。 左圖顯示了模擬以及實測天線的反射係數。 右圖顯示了模擬與測量天線陣列的E和H面。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  11. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 對雙向串聯印刷陣列天線進行分析 左圖顯示了模擬與測量天線的反射係數。 右圖顯示了模擬與測量天線陣列的E和H面。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  12. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 對雙向串聯印刷陣列天線進行分析,改變插槽寬度對反射係數的影響。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  13. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 電流分布的反射面 (a)雙向串聯陣列天線的寬大插槽 (b)數組單向串聯陣列天線的插槽 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  14. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 對單向串聯印刷陣列天線進行分析 左圖顯示了模擬與測量天線的反射係數。 右圖顯示了模擬與測量天線陣列的E和H面。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  15. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 對單向串聯印刷陣列天線進行分析,測量H面輻射場型在三種不同的頻率寬帶。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  16. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 單向串聯印刷陣列天線的反向係數,因各種插槽長度Lsa不同而有所變化。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  17. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 單向串聯印刷陣列天線的反向係數,因各種反射間距不同而有所變化。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  18. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 模擬和實測兩項不同的天線,單向和雙向天線的不同頻率。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  19. Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array • 概述三種天線結構 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  20. 結論 • 一個簡單的方法已經被提出,透過微帶串聯陣列天線將一個簡單的插槽置於地面上,同時增加阻抗頻寬,降低SLL,增加F / B。 • 該天線結構是平面配置,易於設計和製造,印刷陣列天線可進行線性和平面(linear and planar)。 • 該方法將插槽放置於地面上,結果微帶串聯陣列天線是一個非常低的cross-polarization。 Reza Bayderkhani and Hamid Reza Hassani , ” Wideband and Low Sidelobe Slot Antenna Fedby Series-fed Printed Array” ,IEEE Transactions on Antennas and Propagation, September2010

  21. 心得 • 在日常生活中,天線是不可或缺的產品構造之一,例如手機、計程車無線電等,都是隨處可見的。相對在使用上,竟可能以體積小和重量輕為主,以消費者角度,便宜也是關鍵。所以在製造天線的考量上,需具備輕、薄、短小、成本低,才能滿足大眾的需求。

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