Presentation 2001/10/17
Rain attenuation characteristics in Ku and Ka band satellite communications related to the kinds of rain fronts
Yasuyuki Maekawa,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Rain attenuation ratio of Ka- to Ku-band satellite signals is investigated related to the kinds of rain fronts, using BS (11.84 GHz) and N-Star (19.45GHz) signals, which have been received at the earth station in our university (Neyagawa, Osaka) for the past 13 years. A comparatively large attenuation ratio was primarily found, when the cold fronts passed over the earth station in Baiu season. In contrast, a comparatively small ratio was primarily obtained, when the earth station was located to the south of the stationary fronts in Akisame season. A small ratio was also found in summertime shower. This difference seems to be caused by a dominant kind of raindrop size distribution in each season.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Ka band / Ku band / Satellite communications / Attenuation / Rain front / Frequency scaling
Paper # SAT2001-60
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Committee SAT
Conference Date 2001/10/17(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Rain attenuation characteristics in Ku and Ka band satellite communications related to the kinds of rain fronts
Sub Title (in English)
Keyword(1) Ka band
Keyword(2) Ku band
Keyword(3) Satellite communications
Keyword(4) Attenuation
Keyword(5) Rain front
Keyword(6) Frequency scaling
1st Author's Name Yasuyuki Maekawa
1st Author's Affiliation Osaka Electro-Communication University()
Date 2001/10/17
Paper # SAT2001-60
Volume (vol) vol.101
Number (no) 380
Page pp.pp.-
#Pages 6
Date of Issue