頁籤選單縮合
題 名 | 應用於行動通訊基地臺之雙寬頻矩形平面陣列天線=Broadband Dual-frequency Planar Rectangular Antenna Array for Mobile Base-station |
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作 者 | 王耀德; | 書刊名 | 國立高雄海院學報 |
卷 期 | 17 2002.12[民91.12] |
頁 次 | 頁79-88 |
分類號 | 448.813 |
關鍵詞 | 行動通訊; 基地臺; 天線; |
語 文 | 中文(Chinese) |
中文摘要 | 本文是對於L型微帶線饋入之矩形微帶天線進行雙寬頻設計與研究,其設計方法是在矩形微帶天線上,嵌入一對彎曲槽孔設計,藉由L型微帶線之水平及垂直段導線所產化電容及電感效應,進而產生一新的共振頻率,並與微帶天線激發模態之操作頻率合成一雙寬頻帶操作。同時為了增加天線的指向性及增益,因此提出於1×2陣列微帶天線和2×2陣列微帶天線設計結構加以分析比較其天線相關特性,以了解陣列天線設計方法對於提高天線增益、方向性及減少交叉極化的影響程度。 |
英文摘要 | By embedding properly arranged bent slots in a rectangular patch, a novel broadband dual-frequency design is proposed and experimentally studied. With the use of an L-strip microstrip line for feeding the proposed antenna, the impedance bandwidths, determined from l0-dB return loss, of two operating bands can reach about 8.0 to 10.5% for the lower band and 13 to 16.5% for the higher band. Operating frequencies across the obtained lower and higher bands are of the same polarization planes, and have a frequency ratio between the center frequencies of the two operating bands about 1.37. The application of the proposed antenna to the design of a 2x2 broadband dual-frequency patch antenna array is also demonstrated. Details of the proposed broadband dual-frequency design are described, and experimental results of the constructed prototypes are presented and discussed. |
本系統中英文摘要資訊取自各篇刊載內容。