Presentation 2005-11-17
Study of NRD-guide and circular waveguide H-plane transition and its application for antenna feeding structure
Takashi SHIMIZU, Tsukasa YONEYAMA,
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Abstract(in English) In this paper, NRD-guide and waveguide H-plane transitions are proposed to propagate the millimeter wave from the dielectric strip to the upper surface of conductor plate through the waveguide made by digging the conductor plate. As a result, it has a bandwidth of |S_<11>|≦-15dB with 4GHz and a low transition loss with 0.2dB. Moreover, NRD-guide upper side dielectric lens antenna is designed and manufactured as an application of proposed transition. It has a wide bandwidth of |S_<11>|≦-15dB with 6GHz, high efficiency with about 78% and low sidelobe with less than -27dB.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Transition / NRD-guide / waveguide / dielectric lens antenna / millimeter wave
Paper # ED2005-170,MW2005-125
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Committee ED
Conference Date 2005/11/10(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study of NRD-guide and circular waveguide H-plane transition and its application for antenna feeding structure
Sub Title (in English)
Keyword(1) Transition
Keyword(2) NRD-guide
Keyword(3) waveguide
Keyword(4) dielectric lens antenna
Keyword(5) millimeter wave
1st Author's Name Takashi SHIMIZU
1st Author's Affiliation High-Tech Research Center, Tohoku Institute of Technology()
2nd Author's Name Tsukasa YONEYAMA
2nd Author's Affiliation Environmental Information Engineering, Tohoku Institute of Technology
Date 2005-11-17
Paper # ED2005-170,MW2005-125
Volume (vol) vol.105
Number (no) 400
Page pp.pp.-
#Pages 6
Date of Issue