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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 263件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SAT 2019-10-10
17:10
Fukuoka JR HAKATA CITY {10F RoomA+B} [Special Talk] Research and development of satellite communication technologies at the National Institute of Information and Communications Technology and future prospects
Morio Toyoshima (NICT) SAT2019-54
Recently, Ka-band broadband communication services with capacities of over 100–1000 Gbps have been planned by several sa... [more] SAT2019-54
pp.43-46
SAT 2019-10-10
18:00
Fukuoka JR HAKATA CITY {10F RoomA+B} [Special Talk] R&D activity of flexible payload technologies for next generation High Throughput Satellite by the Engineering Test Satellite 9 Project
Amane Miura, Mitsugu Okawa (NICT), Eiichi Sakai, Yoshio Inasawa (Mitsubishi Electric) SAT2019-55
The Engineering Test Satellite 9 aims to verify the large capacity technology by Ka-band/optical communications and the ... [more] SAT2019-55
pp.47-50
SAT 2019-10-11
09:00
Fukuoka JR HAKATA CITY {10F RoomA+B} Rain Attenuation Characteristics due to Typhoon Passage in Ku-band Satellite Links
Shunichi Sasaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2019-56
Rain attenuation characteristics due to typhoon passage are discussed using the Ku band satellite signal observations co... [more] SAT2019-56
pp.51-54
SAT 2019-10-11
09:50
Fukuoka JR HAKATA CITY {10F RoomA+B} A Comparison between Long-term Rain Attenuation Statistics and ITU-R Prediction Methods in Ku-Band Satellite Links
Kosuke Yamasaki, Yasuyuki Maekawa (Osaka Electro-Comm. Univ.) SAT2019-57
A remarkable increasing tendency of yearly rain attenuation statistics of cumulative time percentages is obtained from l... [more] SAT2019-57
pp.61-64
RCS, SAT
(Joint)
2019-08-22
09:00
Aichi Nagoya University Data Transmission Characteristics of seasonal variation of shadowing by trees in Ka-band mobile satellite communication
Tomoshige Kan, Byongpyo Jeong, Hajime Susukita, Kazuyoshi Kawasaki, Takashi Takahashi, Morio Toyoshima (NICT) SAT2019-17
National Institute of Information and Communications Technology (NICT) has developed a small-vehicle stations equipped w... [more] SAT2019-17
pp.1-6
RCS, SAT
(Joint)
2019-08-22
10:25
Aichi Nagoya University Influence of Nonlinear Distortion of transponder for ACM on High Throughput Satellite Communications System
Mitsugu Ohkawa, Hiromitsu Wakana, Amane Miura (NICT) SAT2019-20
We have studied about ACM (Adaptive Coding and Modulation) of DVB-S2(S2X) on high throughput satellite (HTS) communicati... [more] SAT2019-20
pp.19-24
RCS, SAT
(Joint)
2019-08-22
14:05
Aichi Nagoya University [Invited Lecture] Optical Satellite Communication by Onboard High Speed or Small Equipment
Toshihiro Kubo-oka, Hiroo Kunimori, Kouichi Shiratama, Kenji Suzuki, Tetsuharu Fuse, Yoshihiko Saito, Yasushi Munemasa, Hideki Takenaka, Kolev Dimitar, Alberto Carrasco-Casado, Phuc Trinh, Morio Toyoshima (NICT) SAT2019-26 RCS2019-155
National Institute of Information and Communications Technology (NICT) in JAPAN has conducted research activities on opt... [more] SAT2019-26 RCS2019-155
pp.47-52
RCS, SAT
(Joint)
2019-08-23
09:30
Aichi Nagoya University Comparison of Speech Quality between Voice Communication System based on Communication Satellite Network and Satellite Mobile Phone
Byeongyo Jeong, Ryouichi Nishimura, Hajime Susukita, Takashi Takahashi (NICT) SAT2019-32
The mobile networks become almost useless under large-scale disasters due to physical damage of mobile base stations, el... [more] SAT2019-32
pp.79-83
RCS, SAT
(Joint)
2019-08-23
14:50
Aichi Nagoya University [Invited Lecture] A study of satellite 5G
Eiji Okamoto (NITech) SAT2019-44 RCS2019-173
In the fifth generation mobile communications system (5G), in addition to the expansion of use cases, it is also conside... [more] SAT2019-44 RCS2019-173
p.133(SAT), p.131(RCS)
RCS, IN, NV
(Joint)
2019-05-16
15:10
Kanagawa Keio University [Invited Talk] Research trend of spatial optical communications with expanding applications
Yoshihisa Takayama (Tokai Univ.) IN2019-7 RCS2019-28
A variety of applications of free-space laser propagation such as measurements, communications, energy transmissions, et... [more] IN2019-7 RCS2019-28
pp.23-28(IN), pp.35-40(RCS)
WBS, SAT
(Joint)
2019-05-15
15:15
Aichi MEIJO University (Tempaku campus) Experiment and performance analysis of polar code transmission in terrestrial free space optics
Shingo Fujita, Keita Ito, Eiji Okamoto (NIT), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Masahide Sasaki, Morio Toyoshima (NICT) SAT2019-1
In recent years, the demand on high speed communication is more rising. Satellite laser communication is one of the infr... [more] SAT2019-1
pp.1-6
WBS, SAT
(Joint)
2019-05-15
16:40
Aichi MEIJO University (Tempaku campus) [Special Talk] Future prospects of microsatellite and LEO satellite communications.
Taku Oizumi (Axelspace corp.) SAT2019-4
 [more] SAT2019-4
pp.19-25
SANE, SAT
(Joint)
2019-02-14
12:40
Kagoshima Tanegashima Island Optimal Beam Assignment Techniques for Beam Hopping Satellite Systems
Shigenori Tani, Michiya Hayama, Shigeru Uchida, Atsushi Okamura (Mitsubishi Electric) SAT2018-62
Beam hopping system sharing transmitting resources in time enables satellites and gateways to reduce their costs for inc... [more] SAT2018-62
pp.29-34
SANE, SAT
(Joint)
2019-02-14
14:00
Kagoshima Tanegashima Island Design of a Space-Grade 10 Gbit/s Free-Space Optical Communication Component and a Telemetry Tracking and Command Data Unit for an Optical Feeder Link System
Hideaki Kotake, Junichi Nakamura, Takuo Goda, Yoichi Hashimoto, Yutaka Oshima (NEC) SAT2018-64
We have been working on research and development of a space-grade 10 Gbit/s free-space optical communication system to a... [more] SAT2018-64
pp.41-46
SANE, SAT
(Joint)
2019-02-14
14:50
Kagoshima Tanegashima Island A Data Transfer Throughput Model with Ultra-High-Speed TCP and Adaptive Frame Repetition for Free-Space Optical Satellite Communications
Yohei Hasegawa, Toshiharu Ito, Yoshimasa Ono, Manabu Arikawa (NEC Corp.) SAT2018-66
We discuss a performance model for TCP/IP data transfer throughput over free-space optical satellite communications (FSO... [more] SAT2018-66
pp.53-58
SANE, SAT
(Joint)
2019-02-13
15:15
Kagoshima Tanegashima Island Measurement of seasonal variation of shadowing by trees in Ka-band mobile satellite communication (part 2)
Tomoshige Kan, Byongpyo Jeong, Hajime Susukita, Kazuyoshi Kawasaki, Takashi Takahashi, Morio Toyoshima (NICT) SAT2018-72
National Institute of Information and Communications Technology (NICT) has developed a small-vehicle stations equipped w... [more] SAT2018-72
pp.87-92
SANE, SAT
(Joint)
2019-02-13
15:40
Kagoshima Tanegashima Island Estimation of shadowing area for Ka band satellite communications using Geographic Information System
Byeongyo Jeong, Tomoshige Kan, Takashi Takahashi (NICT) SAT2018-73
Based on the experience of the Great East Japan Earthquake, National Institute of Information and Communications Technol... [more] SAT2018-73
pp.93-98
SANE, SAT
(Joint)
2019-02-14
10:00
Kagoshima Tanegashima Island A Study for Expansion of Analysis Model on Flexibility of Frequency Resource Allocation in High Throughput Satellite Communication Systems
Taiki Kamei, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato (Tohoku Univ.) SAT2018-74
In recent years, as an application of satellite communications, a method to respond to the needs of the airspace and mar... [more] SAT2018-74
pp.99-104
SR 2019-01-24
17:10
Fukushima Corasse, Fukushima city (Fukushima prefecture) [Special Invited Talk] Review of research activities for many years -- Satellite Communication, Cognitive Radio, Cellular System and Standardization --
Kanshiro Kashiki (KDDI Research) SR2018-109
The author has been engaged in research and development activities regarding the wireless communications, since joining ... [more] SR2018-109
pp.85-88
WPT, AP
(Joint)
2019-01-17
11:35
Aichi Toyota Automobile Museum [Invited Lecture] Dynamic rainfall intensity and rain attenuation model in Ka band satellite communication
Isao Nakazawa, Yoshiya Arakaki, Kenji Suzuki, Tomoshige Kan, KazuKazuyoshi Kawasaki, Morio Toyoshima, Takashi Takahashi (NICT) AP2018-155
National Institute of Information and Communications Technology is advancing research projects to realize ultrahigh-spee... [more] AP2018-155
pp.23-28
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