Presentation 2003/7/23
A Study of Aspect Ratio of the Aperture and the Effects on Antenna Efficiency in Oversized Rectangular Slotted Waveguide Arrays
Hisahiro Kai, Jiro Hirokawa, Makoto Ando,
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Abstract(in English) The authors designed and fabricated oversized rectangular slotted waveguide arrays, with various size and aspect ratio of 76.5GHz. The aperture efficiency is calculated as functions of aspect ratio of the aperture. And the authors proposed the analysis method which is included the effect of imperfect excitation. As the result, the calculated results agree with the measured one. The aperture efficiency characteristics as functions of the size and the aspect ratio of the aperture in oversized rectangular slotted waveguide arrays is evaluated by using this method.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Parallel Plate Slotted waveguide Array / Oversized Rectangular Slotted Array / Aperture Illumination / Aperture efficiency
Paper # A・P2003-59,SAT2003-51,MW2003-65,OPE2003-52
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Conference Date 2003/7/23(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study of Aspect Ratio of the Aperture and the Effects on Antenna Efficiency in Oversized Rectangular Slotted Waveguide Arrays
Sub Title (in English)
Keyword(1) Parallel Plate Slotted waveguide Array
Keyword(2) Oversized Rectangular Slotted Array
Keyword(3) Aperture Illumination
Keyword(4) Aperture efficiency
1st Author's Name Hisahiro Kai
1st Author's Affiliation Dept. of Electrical Electronic Eng., Tokyo Institute of Technology()
2nd Author's Name Jiro Hirokawa
2nd Author's Affiliation Dept. of Electrical Electronic Eng., Tokyo Institute of Technology
3rd Author's Name Makoto Ando
3rd Author's Affiliation Dept. of Electrical Electronic Eng., Tokyo Institute of Technology
Date 2003/7/23
Paper # A・P2003-59,SAT2003-51,MW2003-65,OPE2003-52
Volume (vol) vol.103
Number (no) 233
Page pp.pp.-
#Pages 6
Date of Issue