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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, RCS, WPT, SAT (Joint) |
2015-11-06 13:35 |
Okinawa | Okinawa Prefectural Museum & Art Museum | A Study on Relationship between Rain Area Velocities and Rain Attenuation Observations at 3 Locations in Ku-Band Satellite Communications Links Yasuyuki Maekawa, Naoki Kubota, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.)  SAT2015-61 |
Speeds and directions of the motion of rain areas that cause the attenuation of Ku-band satellite communications links a... [more] | SAT2015-61 pp.75-78 |
| SAT | 2015-10-08 16:10 |
Osaka | Osaka University Nakanoshima Center | Relationship between Rain Attenuation Characteristics of Ku-Band Satellite Communications Links and Convective Rain Cloud Distribution in Tropical Region Keigo Takemoto, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2015-45 |
Rain attenuation statistics are obtained for both up and down links of Ku-band Superbird C, which connects the earth sta... [more] | SAT2015-45 pp.167-170 |
| SAT | 2015-10-08 16:35 |
Osaka | Osaka University Nakanoshima Center | Characteristics of Rain Attenuation Time Durations of Ku-Band Satellite Communications Links in Tropical Region Akihiro Tama, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2015-46 |
Rain attenuation statistics are obtained for both up and down links of Ku-band Superbird C, which connects the earth sta... [more] | SAT2015-46 pp.171-174 |
| AP | 2015-07-30 11:00 |
Hokkaido | Wakkanai Sougou Bunka Center | Relationship between Rain Cloud Motion along the Propagation Path and Ground Wind Velocity around the Earth Station in Ku-Band Satellite Communications Links Yasuyuki Maekawa, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) AP2015-41 |
Speeds and directions of the motion of rain areas that cause the attenuation of Ku-band satellite communications links a... [more] | AP2015-41 pp.11-14 |
| AP (2nd) |
2014-05-15 - 2014-05-16 |
Ishikawa | The Kanazawa Theatre | Effects of rain clouds in the wet season on the Ku-band satellite communications links in the tropical region Akihiro Tama, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) |
Rain attenuation characteristics of Ku-band satellite communications links are investigated in the wet season of the tro... [more] | |
| AP (2nd) |
2014-05-15 - 2014-05-16 |
Ishikawa | The Kanazawa Theatre | Effects of rain clouds in the dry season on the Ku-band satellite communications links in the tropical region Keigo Takemoto, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) |
Rain attenuation characteristics of Ku-band satellite communications inks are investigated in the dry season of the trop... [more] | |
| AP | 2013-01-25 16:15 |
Miyazaki | Hotel Merieges (Miyazaki City) | A study on the effects of rain area motion and upper atmospheric wind speed on rain attenuation characteristics in Ku-band satellite communications links Yasuyuki Maekawa, Yutaka Inamori, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) AP2012-156 |
[more] | AP2012-156 pp.183-186 |
| AP, SAT (Joint) |
2012-07-27 14:10 |
Hokkaido | Hokkaido Univ. | A study on the relationship between average duration time of rain attenuation and horizontal scale of rain area in Ka-band satellite communications links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2012-59 |
Horizontal scales of the rain area were investigated from the average duration time of rain attenuation and the rain are... [more] | AP2012-59 pp.167-172 |
| MW, AP (Joint) |
2011-09-08 14:35 |
Osaka | Osaka Univ. | A study on bi-directional propagation characteristics due to rain attenuation between Tokyo and Osaka in Ka-band satellite communications links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2011-64 |
Bi-directional propagation characteristics due to rain attenuation between Tokyo and Osaka in Ka-band satellite communic... [more] | AP2011-64 pp.1-6 |
| AP, SAT (Joint) |
2011-07-15 11:00 |
Nagano | Fac. Eng., Shinshu Univ. | Effects of the precipitation clouds on the propagation path of Ku-band satellite communications link in the equatorial region Yasuyuki Maekawa, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.), Toru Sato, Mamoru Yamamoto, Hiroyuki Hashiguchi (Kyoto Univ.), Shoichiro Fukao (Fukui Univ. of Tech.) AP2011-39 |
Rain attenuation statistics are obtained for both up and down links of Ku-band Superbird C, which connects the earth sta... [more] | AP2011-39 pp.69-74 |
| SAT | 2009-10-30 15:25 |
Nara | Nara Prefectural New Public Hall | A Study on Characteristics of Rain Attenuation Variation for Each Rain Type in Ka-band Satellite Communication Koichi Sawai, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2009-42 |
This study presents detailed attenuation characteristics of the Ka-band satellite signal levels observed at 1 sec interv... [more] | SAT2009-42 pp.149-154 |
| SAT | 2009-10-30 16:50 |
Nara | Nara Prefectural New Public Hall | A Study on the Satellite Diversity and Time Delayed Diversity Techniques in Ku-band Satellite Communication Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Takeshi Hatsuda (Hatsuda Professional Office) SAT2009-45 |
The effects of satellite and time delayed diversity techniques on Ku-band rain attenuation were investigated in three pr... [more] | SAT2009-45 pp.169-174 |
| AP, SAT (Joint) |
2009-07-10 13:00 |
Hokkaido | Otaru city, Hokkaido | A Study on the Satellite Diversity and Time Delayed Diversity Techniques in Ku and Ka Band Satellite Communications Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Takeshi Hatsuda (Hatsuda Prof. Office) AP2009-69 |
The effects of satellite and time delayed diversity techniques on Ku- and Ka-band rain attenuation were investigated in ... [more] | AP2009-69 pp.147-152 |
| AP | 2009-04-09 11:15 |
Osaka | Osaka Prefecture Univ. | Measurements of Up- and Down-Link Propagation Characterisitics of Ku-Band Satellite Communcation Links in Temperate and Equatorial Regions Yasuyuki Maekawa, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.), Toru Sato, Mamoru Yamamoto, Hiroyuki Hashiguchi (Kyoto Univ.), Shoichiro Fukao (Fukui Univ. of Tech.) AP2009-4 |
Four-year rain attenuation statistics are obtained for both up and down links of Ku-band Superbird C, which connects the... [more] | AP2009-4 pp.19-24 |
| AP | 2009-02-12 09:20 |
Tokyo | Tokyo University of Agriculture and Technology | A study on seasonal variation of the cross polarization discrimination characteristics in Ka band satellite communication links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2008-189 |
[more] | AP2008-189 pp.1-6 |
| AP, RCS (Joint) |
2008-11-19 14:15 |
Ishikawa | Kanazawa Institute of Technology | A Study on Long-term Statistics of the Worst Month Rain Attenuation Cumulative Distribution in Ka and Ku Band Satellite Communication Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2008-114 |
Long-term rain attenuation statistics of the Ka and Ku band satellite signals obtained from 1986 to 2006 at Osaka Electr... [more] | AP2008-114 pp.19-24 |
| AP | 2008-09-11 09:20 |
Kanagawa | National Defense Academy | A Study on Long-term Statistics of the Rain Attenuation Characteristics in Ka and Ku Band Satellite Communication Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2008-75 |
The long-term rain attenuation statistics of cumulative time percentages are obtained from Ka and Ku band satellite sign... [more] | AP2008-75 pp.1-6 |
| AP, SAT (Joint) |
2008-07-23 13:00 |
Hokkaido | Hokkaido University | Improvement Factor of Ku-band Satellite Diversity Effects Related to Rain Area Motion Yasuyuki Maekawa, Koichi Sawai, Yoshiaki Shibagaki, Tomoyuki Takami (Osaka Electro-Commun. Univ.), Takeshi Hatsuda (Hokkaido Inst. Tech.) AP2008-42 |
The effects of site diversity techniques on Ku-band rain attenuation are investigated using two sets of simultaneous sa... [more] | AP2008-42 pp.35-40 |
| AP | 2008-04-17 10:20 |
Osaka | Osaka Electro-Communication University | Azimuth and Elevation Angle Dependency of the Satellite Diversity Characteristics of Rain Attenuation in Ku and Ka band Satellite Communications Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Takeshi Hatsuda (Hokkaido Inst. Tech.) AP2008-1 |
The effects of satellite diversity on Ku- and Ka-band rain attenuation were investigated in about ten propagation paths ... [more] | AP2008-1 pp.1-6 |
| AP, SAT (Joint) |
2007-07-20 12:40 |
Hokkaido | Daiichi-Takimotokan(Noboribetsu) | Azimuth angle dependency of the satellite diversity characteristics of rain attenuation in Ku and Ka band satellite communications links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Takeshi Hatsuda (Hokkaido Inst. Tech.) AP2007-62 |
The effects of satellite diversity on Ku- and Ka-band rain attenuation were investigated in three propagation paths with... [more] | AP2007-62 pp.117-122 |
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