Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SAT, KOSST |
2022-10-06 16:05 |
Fukuoka |
(Primary: On-site, Secondary: Online) |
Recent increase in rain attenuation statistics of Ku-band satellite communications links and its relation to the climate change Shoya Funo, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2022-47 |
Rain attenuation statistics of the Ku-band BS radio wave (11.84 GHz) measured over 30 years at Osaka Electro-Communicati... [more] |
SAT2022-47 pp.16-19 |
SAT |
2021-10-08 11:00 |
Online |
Online |
Relationship between rain attenuation characteristics and rain area distribution on the propagation path of satellite communications links Yasuyuki Maekawa,, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) SAT2021-49 |
Rain attenuation characteristics due to the passage of rain areas are discussed using the Ku-band BS satellite signal ob... [more] |
SAT2021-49 pp.32-35 |
RCS, SAT (Joint) |
2021-08-27 10:30 |
Online |
Online |
[Encouragement Talk]
The effects of upper air rain area velocities on the rain attenuation characteristics in satellite communications links Yasuyuki Maelawa, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) SAT2021-34 |
Rain attenuation characteristics due to rain area motion associated with rain front passage are investigated for the equ... [more] |
SAT2021-34 pp.33-36 |
SAT |
2020-12-11 09:25 |
Online |
Online |
Rainfall Attenuation Characteristics due to Typhoon and Rain Front Passage in Satellite Communications Links Yasuyuki Maekawa, Shunichi Sasaki, Kosuke Yamasaki, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) SAT2020-24 |
Rain attenuation characteristics due to typhoon passage are discussed using the Ku band satellite signal observations co... [more] |
SAT2020-24 pp.7-12 |
US, EA (Joint) |
2018-01-24 15:35 |
Osaka |
|
Uncertainty of elastic wave velocity measured by Brillouin light scattering technique Hayato Ichihashi, Hiromichi Hayashi, Yoshiaki Shibagaki, Mami Matsukawa (Doshisha Univ.) US2017-111 EA2017-92 |
[more] |
US2017-111 EA2017-92 pp.157-162(US), pp.53-58(EA) |
US |
2017-07-27 16:40 |
Okayama |
|
Rapid measurement of longitudinal and shear wave velocities by Brillouin scattering from coherent induced phonons Masahiko Kawabe (Doshisha Univ.), Takahiko Yanagitani (Waseda Univ.), Shibagaki Yoshiaki (Doshisha Univ.), Shinji Takayanagi (Nagoya Inst. of Tech.), Masashi Suzuki (Waseda Univ.), Mami Matsukawa (Doshisha Univ.) US2017-44 |
Brillouin scattering method enables to evaluate thin films or transparent materials in the range from several hundred MH... [more] |
US2017-44 pp.71-74 |
AP, SAT, SANE (Joint) |
2017-07-27 11:00 |
Aichi |
Nagoya Institute of Technology |
A Study on Rain Attenuation Characteristics of Ku-Band Up- and Down-Link Satellite Communications in the Tropical Region Yu Nishimura, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.-Commun. Univ.) AP2017-54 SAT2017-10 |
Four-year rain attenuation statistics from January 2003 to September 2006 are obtained for both up and down links of Ku-... [more] |
AP2017-54 SAT2017-10 pp.51-54(AP), pp.23-26(SAT) |
AP, SAT, SANE (Joint) |
2017-07-27 11:25 |
Aichi |
Nagoya Institute of Technology |
A Study on Relationship between Ground Wind Velocity around the Earth Station and Rain Attenuation Observation at 3 Locations in Ku-Band Satellite Communications Links Asuka Ikunami, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2017-55 SAT2017-11 |
Speeds and directions of the motion of rain areas that cause the attenuation of Ku-band satellite communications links a... [more] |
AP2017-55 SAT2017-11 pp.55-58(AP), pp.27-30(SAT) |
US |
2016-07-29 15:45 |
Fukuoka |
Chikushi Campus, Kyushu University |
Ultrasonic wave velocity in articular cartilages measured by micro-Brillouin scattering Mami Kawase, Yoshiaki Shibagaki, Shota Tomita, Shunki Mori, Mami Matsukawa (Doshisha Univ.) US2016-35 |
Hypersonic wave velocity in the articular cartilage of bovine femur was experimentally studied by a Brillouin scattering... [more] |
US2016-35 pp.19-22 |
SAT, WBS (Joint) |
2016-05-20 12:10 |
Aichi |
Nagoya Institute of Technology |
A Study on Relationship between Rain Front and Rain Area Velocities and Rain Attenuation Observation at 3 Locations in Ku-Band Satellite Communications Links Naoki Kubota, Yasuyuki Maekawa, Yoshiaki Shibagaki (Osaka Electro-Commun. Univ.) SAT2016-10 |
Speeds and directions of the motion of rain areas that cause the attenuation of Ku-band satellite communications links a... [more] |
SAT2016-10 pp.53-56 |
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 |
2014-05-30 09:45 |
Okinawa |
Okinawa Industory Support Center |
Relationship between Rain Attenuation Duration Time of Ku-Band Satellite Communications Links and Speeds of Rain Area Motion in Equatorial Region Yasuyuki Maekawa, Keigo Takemoto, Akihiro Tama, Yoshiaki Shibagaki (Osaka Electro-Comm. Univ.) AP2014-29 |
Rain attenuation statistics are obtained for both up and down links of Ku-band Superbird C, which connects the earth sta... [more] |
AP2014-29 pp.59-62 |
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 |
2014-01-24 09:30 |
Kagoshima |
Hozan Hall (Kagoshima Prefectural Culture Center) |
A study on the effects of rain area motion and ground wind velocity on rain attenuation characteristics in Ku-band satellite communications links Yasuyuki Maekawa, Yutaka Inamori, Takashi Harada, Yoshiaki Shibagaki (Osaka Electro-Comm. Univ.) AP2013-159 |
Speeds and directions of the motion of rain areas that cause the attenuation of Ku-band satellite communications links a... [more] |
AP2013-159 pp.147-150 |
SAT |
2013-10-25 16:50 |
Fukuoka |
IP CITY HOTEL Fukuoka |
A Study on the Effects of Ground and Upper Atmospheric Wind Speed on Rain Attenuation Characteristics in Ku-Band Satellite Communications Links Yasuyuki Maekawa, Yutaka Inamori, Takashi Harada, Yoshiaki Shibagaki (Osaka Electro-Com. Univ.) SAT2013-49 |
Velocities of the motion of rain areas that cause the attenuation of Ku-band satellite communications links are estimate... [more] |
SAT2013-49 pp.167-170 |
AP, SAT (Joint) |
2013-07-24 09:30 |
Hokkaido |
Sun Refre Hakodate |
A study on effects of site diversity techniques on the rain attenuation in Ku-band satellite communications links according to the kind of rain fronts Yasuyuki Maekawa, Yoshiaki Shibagaki, Yomoyuki Takami (Osaka Electro-Comm. Univ.) AP2013-53 |
The effects of site diversity techniques on Ku-band rain attenuation are investigated using two sets of simultaneous sa... [more] |
AP2013-53 pp.37-42 |