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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, SAT (Joint) |
2010-07-22 13:50 |
Hokkaido | Kitami Inst. Tech. | On Interference Level in Satellite Uplink for Satellite/Terrestrial Integrated Mobile Communication System
-- Evaluation by Using Interference Model from Terrestrial Link for Satellite/Terrestrial Integrated Mobile Communication System Using Population Distribution and Propagation Environment -- Amane Miura, Hiroshi Watanabe, Naokazu Hamamoto, Hiroyuki Tsuji, Yoshiyuki Fujino, Ryutaro Suzuki (NICT)  AP2010-56 SAT2010-17 |
[more] | AP2010-56 SAT2010-17 pp.105-110(AP), pp.37-42(SAT) |
| AP | 2010-06-10 13:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | An Experiment of Mobile Phone Transmission Power for Interference Estimation of Satellite/Terrestrial Integrated Mobile Communication System Hiroshi Watanabe, Amane Miura, Naokazu Hamamoto, Yoshiyuki Fujino, Ryutaro Suzuki (NICT) AP2010-35 |
The National Institute of Information and Communications Technology (NICT) has been studying "Satellite/Terrestrial Inte... [more] | AP2010-35 pp.19-24 |
| WBS, SAT (Joint) |
2010-06-10 13:25 |
Okinawa | Okinawa-ken-Seinen-Kaikan | Evaluation of an RF signal Direct-Processing Receiver for Reconfigurable Communication Equipment Midori Kato, Shiro Yoshikawa, Tamio Okui, Tetsuya Watanabe (NEC), Masayoshi Yoneda (NTSpace), Kenji Suzuki, Ryutaro Suzuki (NICT) SAT2010-2 |
This paper describes an evaluation of an RF signal Direct-Processing Receiver that samples the RF signal directly and ma... [more] | SAT2010-2 pp.7-10 |
| WBS, SAT (Joint) |
2010-06-11 14:50 |
Okinawa | Okinawa-ken-Seinen-Kaikan | Survivability Applications via Wideband Internetworking Engineering Test and Demonstration Satellite "KIZUNA" (WINDS) Ryutaro Suzuki, Takashi Takahashi (NICT), Yoshihisa Kondo (ATR), Osamu Takizawa, Naoko Yoshimura (NICT), Shinji Yamaguchi (ATR), Maki Akioka, Mitsugu Ohkawa, Toshio Asai, Akira Akaishi, Takehiro Terada (NICT) SAT2010-10 |
“Survivability application experiment” was begun as one of the applications that effectively used the broadband communic... [more] | SAT2010-10 pp.51-56 |
| SAT, SANE (Joint) |
2010-02-26 11:10 |
Tokyo | NICT-Honbu | A study of array feed design with large reflector Takaomi Matsuzaki, Katsunori Hirayama, Yasuhiko Yamasa (NEC TOSHIBA Space Systems, Ltd), Yoichi Koishi (NEC Corp.), Yoshiyuki Fujino, Amane Miura, Naokazu Hamamoto, Ryutaro Suzuki (NICT) SAT2009-56 |
Satllite communication using handy terminal have been operated. This paper describes the array feed design of this antte... [more] | SAT2009-56 pp.13-18 |
| SAT, SANE (Joint) |
2010-02-26 15:00 |
Tokyo | NICT-Honbu | A study of flexible repeater for future satellite communications Masayoshi Yoneda, Takeo Kumagai (NEC TOSHIBA Space Systems, Ltd), Yoichi Koishi (NEC Corp.), Ryutaro Suzuki (NICT) SAT2009-58 |
The mission life of the communication satellite is reached to fifteen years. Meanwhile, standard communication style mov... [more] | SAT2009-58 pp.25-30 |
| SAT, SANE (Joint) |
2010-02-26 15:20 |
Tokyo | NICT-Honbu | Tradeoff Study on Array-Fed Reflector Antennas for 100-Beam-Class Multibeam Communication Satellite Yoshiyuki Fujino, Naokazu Hamamoto, Amane Miura, Ryutaro Suzuki (NICT), Shin-ichi Yamamoto, Yoshio Inasawa, Izuru Naito, Yoshihiko Konishi, Naoyuki Natori (Mitsubishi Electric Corporation) SAT2009-59 |
Mobile satellite communications systems using 100-beam-class multibeam on-board antenna have been proposed and some of t... [more] | SAT2009-59 pp.31-35 |
| SAT, SANE (Joint) |
2010-02-26 15:40 |
Tokyo | NICT-Honbu | On Interference Level in Satellite Uplink for Satellite/Terrestrial Integrated Mobile Communication System
-- Basic Analysis for Sharing Same Frequency between Multibeam Satellite and Terrestrial Communications Links -- Amane Miura, Hiroshi Watanabe, Naokazu Hamamoto, Yoshiyuki Fujino, Ryutaro Suzuki (NICT) SAT2009-60 |
[more] | SAT2009-60 pp.37-42 |
| SAT, SANE (Joint) |
2010-02-26 17:15 |
Tokyo | NICT-Honbu | [Invited Talk]
Current Status and Plan of WINDS Basic Experiments in NICT Ryutaro Suzuki, Takashi Takahashi, Naoko Yoshimura, Mitsugu Ohkawa, Kazuyoshi Kawasaki, Akira Akaishi, Toshio Asai (NICT) SANE2009-171 SAT2009-63 |
[more] | SANE2009-171 SAT2009-63 pp.69-76(SANE), pp.55-62(SAT) |
| RCS, SAT (Joint) |
2009-12-17 14:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Future Satellite Communications
-- Toward a Japan's Next Project -- Takashi Iida (Tokyo Metropolitan Univ.), Naoto Kadowaki, Ryutaro Suzuki, Naoko Yoshimura, Yoshihisa Takayama (NICT) SAT2009-47 |
[more] | SAT2009-47 pp.1-6 |
| SAT | 2009-10-29 16:10 |
Nara | Nara Prefectural New Public Hall | Research and Development on Satellite/Terrestrial Integrated Mobile Communication System for Secured and Safe Society. Yoshiyuki Fujino, Amane Miura, Hiroyuki Tsuji, Hiroshi Watanabe, Naokazu Hamamoto, Ryutaro Suzuki (NICT) SAT2009-28 |
[more] | SAT2009-28 pp.59-61 |
| SANE | 2009-08-28 16:50 |
Kanagawa | JAXA Sagamihara campus | A Study on low Sidelobe Multi-beam Generation for Mobile Communication Satellite Antennas Naokazu Hamamoto, Yoshiyuki Fujino, Ryutaro Suzuki (NICT) SANE2009-63 |
A satellite antenna equipped with a large-scale reflector and a phased-array feeder is indispensable in making multi-bea... [more] | SANE2009-63 pp.59-64 |
| AP, SAT (Joint) |
2009-07-10 13:25 |
Hokkaido | Otaru city, Hokkaido | Interference Measurement Experimentation of Mobile Base Stations Using an Aircraft in Satellite-Terrestrial Integrated Mobile Communication Systems Hiroyuki Tsuji, Yoshiyuki Fujino, Naokazu Hamamoto, Ryutaro Suzuki (NICT) AP2009-70 |
The National Institute of Information and Communications Technology (NICT) has been studying a new mobile communication ... [more] | AP2009-70 pp.153-158 |
| RCS, SAT (Joint) |
2008-12-18 16:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Special Talk]
Satellite/Terrestrial Integrated mobile Communication System Yoshiyuki Fujino, Naokazu Hamamoto, Tadashi Minowa, Ryutaro Suzuki, Masato Tanaka (NICT) SAT2008-55 |
[more] | SAT2008-55 pp.13-16 |
| ITS, IPSJ-ITS, IEE-ITS | 2008-09-10 14:30 |
Saitama | Saitama Univ. | MM-SA Packet Forwarding Scheme for Inter-Vehicle Communications Oyunchimeg Shagdar, Takashi Ohyama, Mehdad. N. Shirazi, Suhua Tang, Ryutaro Suzuki, Sadao Obana (ATR) ITS2008-22 |
CSMA/CA is considered as the de-facto channel access scheme for distributed communications. However, in CSMA/CA, reliabi... [more] | ITS2008-22 pp.15-20 |
| RCS | 2008-06-27 09:00 |
Mie | Mie University | Distributed Congestion Control over Wireless Ad Hoc Networks Oyunchimeg Shagdar, Mehdad N. Shirazi, Suhua Tang, Ryutaro Suzuki, Sadao Obana (ATR) RCS2008-16 |
Throughout the history of packet communication networks, congestion has been one of the problematic issues, which advers... [more] | RCS2008-16 pp.1-5 |
| NS, IN (Joint) |
2008-03-06 11:30 |
Okinawa | Bankoku Shinryokan | Cross Layer Adaptive Rate Control Scheme over Wireless LAN Oyunchimeg Shagdar, Suhua Tang, Mehdad. N. Shirazi, Ryutaro Suzuki, Sadao Obana (ATR) IN2007-179 |
Wireless channel is characterized with varying nature due to fading, users' mobility and so on. Because the protocol sta... [more] | IN2007-179 pp.121-126 |
| USN, CQ, MoNA (Joint) |
2008-01-24 10:45 |
Shizuoka | Kenshu Kouryu Center, Actcity Hamamatsu (Shizuoka) | Proposal of Control Traffic Method for VoIP in Ad-hoc Networks Jun Hasegawa (ATR), Masakatcu Kosuga (Fujitsu KCN), Satoko Itaya, Peter Davis (ATR), Toshihiro Suzuki (Fujitsu KCN), Katsumi Sakakibara (OPU), Ryutaro Suzuki, Sadao Obana (ATR) CQ2007-84 |
There is a problem in adhoc networks that performance can deteriorate when a relay node is shared by two or more traffic... [more] | CQ2007-84 pp.19-24 |
| USN, AN (Joint) |
2007-10-31 15:50 |
Aichi | Noyori Conference Hall, Nagoya Univ. | Medium Access Control for Distributed CDMA networks Mehdad N. Shirazi, Oyunchimeg Shagdar, Suhua Tang, Ryutaro Suzuki, Sadao Obana (ATR) AN2007-46 |
[more] | AN2007-46 pp.69-74 |
| USN, AN (Joint) |
2007-10-31 16:40 |
Aichi | Noyori Conference Hall, Nagoya Univ. | An Efficient Geocast Scheme for Distributing Congestion Information in Inter-Vehicle Communications Suhua Tang, Mehdad N.Shirazi, Oyunchimeg Shagdar, Ryutaro Suzuki, Sadao Obana (ATR) AN2007-48 |
One of the important applications of inter-vehicle communications is to distribute the congestion information. Usually t... [more] | AN2007-48 pp.79-84 |
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