基于并矢格林函數(shù)分析環(huán)繞微帶共形天線
ANALYSIS OF MICROSTRIP WRAP-AROUND ANTENNA BASED ON DYADIC GREEN S FUNCTIONS
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摘要: 本文導(dǎo)出了涂覆無(wú)耗介質(zhì)層的無(wú)限長(zhǎng)金屬圓柱結(jié)構(gòu)的并矢格林函數(shù)以及與這種結(jié)構(gòu)共形的微帶天線輻射場(chǎng)的一般表達(dá)式,并利用表面電流模型法研究了介電常數(shù)、介質(zhì)層厚度和金屬圓柱體半徑對(duì)環(huán)繞微帶共形天線方向圖的影響。
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關(guān)鍵詞:
- 環(huán)繞微帶共形天線; 并矢格林函數(shù); 天線方向圖
Abstract: The general field expressions for conformal microstrip antennas on cylindrical body are derived based on dyadic Green s functions for concentric-cylindrical layered media. The radiation patterns for various radii, permittivities, and thickness of the dielectric layer of a microstrip wrap-around antenna are obtained using the general field expressions and electric surface current model. -
Munson R E. IEEE Trans. on AP, 1974, AP-22(1):74-78.[2]Ashkenazy J, Shtrikman S, Treves D. IEEE Trans. on AP, 1985, AP-33(3):295-300.[3]Habashy T M, et al. IEEE Trans. on AP, 1990, AP-38(5): 722-731.[4]Yang C, Ruan Y Z. Electron. Lett., 1993, 29(6):512-514.[5]Tai C T. Dyadic Greens function in electromagnetic theory. Scranton: Intezt Educational Publiahers, 1971,Chapter 7. -
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