Presentation 1999/7/22
A Study on Undesirable Radiation Suppression of Slot Array Antenna with Backward Excitation
Kosuke Ishizaki, Manabu Yamamoto, Kiyohiko Itoh,
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Abstract(in English) A Slot array antenna with backward excitation (BWSA) is useful as a component of a multi-sector antenna for the wireless LANs. A study on undesirable back radiation of the BWSA is performed using the spectral domain moment method. The use of a thin cavity is proposed, and it is shown that the undesirable radiation is effectively suppressed when the cavity width is designed so as to become cutoff at the operation frequency. Experimental results obtained at 19GHz band validate our proposal.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) slot array antenna / backward excitation / thin cavity / cutoff
Paper # A・P99-42,SAT99-42
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Committee SAT
Conference Date 1999/7/22(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Undesirable Radiation Suppression of Slot Array Antenna with Backward Excitation
Sub Title (in English)
Keyword(1) slot array antenna
Keyword(2) backward excitation
Keyword(3) thin cavity
Keyword(4) cutoff
1st Author's Name Kosuke Ishizaki
1st Author's Affiliation Graduate School of Engineering, Hokkaido University()
2nd Author's Name Manabu Yamamoto
2nd Author's Affiliation Graduate School of Engineering, Hokkaido University
3rd Author's Name Kiyohiko Itoh
3rd Author's Affiliation Graduate School of Engineering, Hokkaido University
Date 1999/7/22
Paper # A・P99-42,SAT99-42
Volume (vol) vol.99
Number (no) 212
Page pp.pp.-
#Pages 6
Date of Issue