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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NLC, IPSJ-NL, SP, IPSJ-SLP (Joint) [detail] |
2015-12-02 16:30 |
Aichi | Nagoya Inst of Tech. | An analysis of difference among singers in kurtosis of LPC residual spectrum of breathy vowel voice Masahiro Itou, Hideki Banno, Kensaku Asahi (Meijo Univ.)  SP2015-79 |
It is known that keeping pitch and pressure of uttered voice steady is required to improve singing capability. However, ... [more] | SP2015-79 pp.65-69 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-05 13:35 |
Okinawa | Okinawa Prefectural Museum & Art Museum | C/Ku-Band Reflector Antenna for QZSS Tracking Control Stations Tomohiro Takahashi, Hiroto Ado (Mitsubishi Electric), Syuji Kawano (Mitsubishi Electric Engineering), Koji Yoshida, Hidenori Yukawa, Tetsu Owada, Tomohiro Mizuno, Hiroyuki Sato (Mitsubishi Electric) AP2015-133 SAT2015-55 |
The Quasi-Zenith Satellite System (QZSS) is a Japanese satellite positioning system for the realization of more precise ... [more] | AP2015-133 SAT2015-55 pp.135-140(AP), pp.41-46(SAT) |
| 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 |
| RCS, SAT (Joint) |
2013-08-29 13:25 |
Nagano | Shinshu Univ. | Compact Reflector Antenna Using Backfire Primary Radiator for Mobile Satellite Communication System on Board Vessel Shin-ichi Yamamoto, Shuji Nuimura, Tomohiro Mizuno, Yoshio Inasawa, Hiroaki Miyashita (Mitsubishi Electric) SAT2013-21 |
Recently, the demand for mobile broadband communications on aircrafts and ships has increased. There are a lot of worldw... [more] | SAT2013-21 pp.1-5 |
| 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 |
| IE, ITE-ME, IPSJ-AVM, ITE-CE [detail] | 2013-07-19 13:25 |
Tokyo | Analysis of coding performance improvement caused by frequency band partition in subband image coding using generalized gaussian distribution Haruhiko Miyazaki, Masashi Kameda (Iwate Pref. Univ.) IE2013-27 |
In subband image coding, the optimum frequency band partition which segments the 2-D frequency domain based on the power... [more] | IE2013-27 pp.7-12 |
|
| SANE, SAT (Joint) |
2013-02-21 13:00 |
Okinawa | Youth Center of Okinawa prefecture | Research and development of very small aperture terminals (VSAT) that can be installed by easy operation during disasters
-- Issues and the solutions for implementing simple and easy installation of VSAT earth station -- Mitsuru Sasanuma, Hiroshi Uchiyama, Tasuku Nagoya, Misao Furukawa, Takashi Motohisa (SKY Perfect JSAT) SAT2012-47 |
SKY Perfect JSAT is proceeding research and development of the technology which is required for disaster-proof strengthe... [more] | SAT2012-47 pp.1-3 |
| SAT, RCS (Joint) |
2012-08-31 13:25 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | Compact Reflector Antenna Using Backfire Primary Radiator for Satellite Communication System Shin-ichi Yamamoto, Shuji Nuimura, Tomohiro Mizuno, Yoshio Inasawa, Hiroyuki Sato, Makio Tsuchiya (Mitsubishi Electric Corp.) SAT2012-30 |
Recently, the demand for mobile broadband communications on aircrafts and ships has increased. There are a lot of worldw... [more] | SAT2012-30 pp.73-77 |
| MW (Workshop) |
2012-08-08 - 2012-08-10 |
Overseas | Chulalongkorn University, Bangkok, Thailand | Ku-Band Microstrip Phased Array Antenna for Thaicom Satellite Reception Narong Borijindakul, Chuwong Phongcharoenpanich (KMITL), Bunphot Kliaphuangphit (THAICOM Plc.) |
A study of microstrip phased array antenna is presented in this paper. Emphasis is on exploring the potential of such ar... [more] | |
| SAT, SANE (Joint) |
2012-02-16 13:00 |
Mie | Analysis of Ka- and Ku-band satellite availability and frequency diversity during rain using duration time Takuya Teramoto, Wataru Chujo (Meijo Univ.), Takeshi Manabe (Osaka Prefecture Univ.), Shinichi Yamamoto (NICT) SAT2011-65 |
Availability and communication capacity of Ka- and Ku-band satellites during rain using duration time were analyzed. Fir... [more] | SAT2011-65 pp.1-6 |
|
| AP | 2012-01-19 15:35 |
Fukuoka | Kyushu Inst. of Tech. | A study on the relationship between time scale of rain attenuation and velocity of rain area motion in Ka- and Ku-band satellite communications links Yasuyuki Maekawa (Osaka Electro-Com. Univ.) AP2011-171 |
Characteristics of time scales of Ku- and Ka-band rain attenuation fluctuations were investigated for various kinds of r... [more] | AP2011-171 pp.141-146 |
| SAT | 2011-12-12 16:35 |
Aichi | Nagoya University | Comparison of Rain Attenuation for Frequency Diversity Using a Satellite with Ku-, Ka-Band and Millimeter-Wave Frequencies Naresh Tripathi, Ayumi Sato, Wataru Chujo (Meijo Univ.), Takeshi Manabe (Osaka Prefecture Univ.), Sin-ichi Yamamoto (NICT) SAT2011-60 |
In this paper, the attenuation of the Ka-band frequency during rain is calculated by time-series of measured attenuation... [more] | SAT2011-60 pp.125-130 |
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