Presentation 2008/9/4
Design and performance of an array feed for wide angle beam scanning dielectric lens antenna
Yosuke TAJIMA, Shinji KAMADA, Naobumi MICHISHITA, Yoshihide YAMADA,
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Abstract(in English) For the Intelligent Transportation System, authors developed the shaped dielectric lens antenna that was capable of wide beam scanning. Narrow beam widths were maintained on the scanning planes. However, beam shapes were distorted on the transverse planes. In order to improve the beam on the transverse plane, an array feed configuration along the transverse plane was introduced. In this paper, in order to ensure the viability of an array feed, an array feed composed of a power divider and 8 array elements is fabricated. The power divider is composed of microstrip lines to obtain the intended coefficients of the array feed. And as for an array element, a patch antenna composed of three rectangular patches connected with thin coupling lines is studied. The simultaneous excitation on the three patches is achieved. The measured and simulated patterns of the array feed agree very well and the viability of an array feed is ensured.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Dielectric lens antenna / Wide angle beam scanning / Array feed
Paper # A・P2008-93
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Committee AP
Conference Date 2008/9/4(1days)
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Registration To Antennas and Propagation (A・P)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Design and performance of an array feed for wide angle beam scanning dielectric lens antenna
Sub Title (in English)
Keyword(1) Dielectric lens antenna
Keyword(2) Wide angle beam scanning
Keyword(3) Array feed
1st Author's Name Yosuke TAJIMA
1st Author's Affiliation Electrical and Electronic Engineering, National Defense Academy()
2nd Author's Name Shinji KAMADA
2nd Author's Affiliation Electrical and Electronic Engineering, National Defense Academy
3rd Author's Name Naobumi MICHISHITA
3rd Author's Affiliation Electrical and Electronic Engineering, National Defense Academy
4th Author's Name Yoshihide YAMADA
4th Author's Affiliation Electrical and Electronic Engineering, National Defense Academy
Date 2008/9/4
Paper # A・P2008-93
Volume (vol) vol.108
Number (no) 201
Page pp.pp.-
#Pages 6
Date of Issue