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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 306  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIS, ITE-BCT 2022-10-14
10:45
Aomori Hachinohe Institute of Technology
(Primary: On-site, Secondary: Online)
High efficient satellite communication with ACM complying with precipitation amount
Amane Miyamoto, Yosuke Sugiura, Nozomiko Yasui, Tetsuya Shimamura (Saitama Univ.) SIS2022-18
In satellite communications, the increase in rainfall attenuation followed by the use of high frequencies has become an ... [more] SIS2022-18
pp.39-43
SAT, KOSST 2022-10-06
14:05
Fukuoka
(Primary: On-site, Secondary: Online)
A Study on the Effect of Improving Traffic Accommodation Ratio by Adaptive Coding and Modulation for High Throughput Satellite in Time-Varying Communication Environments
Takahiro Ebihara, Tetsushi Ikegami (Meiji Univ.) SAT2022-45
The effect of using ACM(Adaptive Coding and Modulation) on improving the traffic accommodation ratio in Ka-band High Thr... [more] SAT2022-45
pp.6-11
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, KOSST 2022-10-06
16:55
Fukuoka
(Primary: On-site, Secondary: Online)
A study on Site Diversity Effect between Different Satellites using Rain Attenuation Characteristics of Ku-band Satellite Communication Links
Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Koichi Harada, Junichi Abe, Fumihiro Yamashita (NTT) SAT2022-48
The signal levels of Ku-band BS broadcast radio waves and JCSAT-5A beacon radio waves have been simultaneously measured ... [more] SAT2022-48
pp.20-24
SAT, KOSST 2022-10-07
13:15
Fukuoka
(Primary: On-site, Secondary: Online)
[Special Talk] R&D for Satellite Communications and Non-terrestrial Networks toward Beyond-5G in NICT
Hiroyuki Tsuji, Amane Miura, Alberto Carrasco-Casado, Morio Toyoshima (NICT) SAT2022-52
In the Beyond 5G/6G era, it is expected to expand from terrestrial communications to a three dimensional (3D) communicat... [more] SAT2022-52
pp.42-44
SAT, RCS
(Joint)
2022-08-25
15:50
Hokkaido
(Primary: On-site, Secondary: Online)
[Encouragement Talk] One the use of machine learning for satellite communication systems
Manabu Takagi, Yasunori Noda, Masatake Hangai, Masaki Noda (Mitsubishi Electric Corp.) SAT2022-35
Digitization of satellite payloads is a big trend. One example is a satellite with a fully digitized onboard processor c... [more] SAT2022-35
pp.36-41
SAT, RCS
(Joint)
2022-08-26
15:20
Hokkaido
(Primary: On-site, Secondary: Online)
First Experimental Results on Ground-to-Satellite Optical Communications Using LUCAS Onboard Optical Data Relay Satellite
Hideaki Kotake, Yuma Abe, Yasuhiro Takahashi, Takuya Okura, Tetsuharu Fuse (NICT), Yohei Sato, Takamasa Itahashi, Shiro Yamakawa (JAXA), Hiroyuki Tsuji, Morio Toyoshima (NICT) SAT2022-41
The National Institute of Information and Communications Technology (NICT) and the Japan Aerospace Exploration Agency (J... [more] SAT2022-41
pp.65-70
RCC, WBS, SAT, MICT 2022-05-26
15:25
Online Online A Study on Performance Improvement in Mid-to-High Latitude Regions Using MIMO Transmission Method with LEO satellites and QZS
Takeshi Shimizu, Mamoru Okumura, Eiji Okamoto (NITech), Amane Miura, Hiroyuki Tsuji (NICT) WBS2022-10 RCC2022-10 SAT2022-10 MICT2022-10
In recent years, the demand for satellite communications has been increasing, and further capacity enhancement has been ... [more] WBS2022-10 RCC2022-10 SAT2022-10 MICT2022-10
pp.46-51
RCC, WBS, SAT, MICT 2022-05-27
11:00
Online Online A Study of The Effect of Improving Traffic Accommodation Ratio by ACM for High Throughput Satellite Communications System
Takahiro Ebihara, Tetsushi Ikegami (Meiji Univ.) WBS2022-14 RCC2022-14 SAT2022-14 MICT2022-14
The effect of using ACM(Adaptive Coding and Modulation) on improving the traffic accommodation ratio in Ka-band High Thr... [more] WBS2022-14 RCC2022-14 SAT2022-14 MICT2022-14
pp.65-70
IT, ISEC, RCC, WBS 2022-03-10
11:35
Online Online An Initial Acquisition Scheme with Improved Carrier Frequency Offset Tolerance for MWHCDM
Yota Yamamura, Toshiharu Kojima (UEC) IT2021-97 ISEC2021-62 WBS2021-65 RCC2021-72
MWHCDM (modified Walsh-Hadamard code division multiplexing) is suitable for helicopter satellite communications, where r... [more] IT2021-97 ISEC2021-62 WBS2021-65 RCC2021-72
pp.89-94
NS, IN
(Joint)
2022-03-11
14:00
Online Online Middlebox for Satellite Network Slicing Completed by Ground Stations
Takamitsu Iwai, Norihiro Fukumoto, Akihiro Nakao (UTokyo) NS2021-156
Combining 5G network slicing and novel satellite communications such as high-throughput satellite links and low earth or... [more] NS2021-156
pp.199-206
NS, IN
(Joint)
2022-03-11
14:20
Online Online A Study on Local 5G System using Satellite Backhaul
Norihiro Fukumoto, Ping Du, Takamitsu Iwai, Akihiro Nakao (Univ. of Tokyo) NS2021-157
The fifth generation mobile communications (5G), a critical Information and Communication Technology (ICT) infrastructur... [more] NS2021-157
pp.207-211
RCS, SR, SRW
(Joint)
2022-03-03
15:45
Online Online [Invited Lecture] Study on utilization of higher-frequency space communications for 6G
Eiji Okamoto (NITech) RCS2021-283 SR2021-110 SRW2021-83
In the fifth generation mobile communications system (5G), the use of non-terrestrial networks (NTNs) is standardized, a... [more] RCS2021-283 SR2021-110 SRW2021-83
pp.156-158(RCS), pp.114-116(SR), pp.62-64(SRW)
RCS, SR, SRW
(Joint)
2022-03-04
11:00
Online Online [Special Invited Talk] Looking back the Research and Development of Wireless Ubiquitous Systems
Shuji Kubota (SIT) RCS2021-286 SR2021-111 SRW2021-84
Since joining the research and development of wireless systems in 1980, the purpose has been become advanced from connec... [more] RCS2021-286 SR2021-111 SRW2021-84
p.170(RCS), p.117(SR), p.65(SRW)
SAT, SANE
(Joint)
2022-02-24
10:05
Online Online Study on Bandwidth usage Reduction by Traffic Prediction Using Transfer Learning in Satellite Communication Systems
Kazumasab Tamada, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2021-54
Recently, Internet traffic has been increasing owing to the widespread use of teleworking and flat-rate video distributi... [more] SAT2021-54
pp.7-12
SAT, SANE
(Joint)
2022-02-24
10:55
Online Online Development of extreme coverage communication system extended by Non-Terrestrial Network(NTN) -- A proposal on a routing algorithm that determines the optimal data transfer route by calculating the congestion degree and delay time --
Hisayoshi kano, Munehiro Matsui, Jun-ichi Abe (NTT), Yuki Hokazono, Hinata Kohara, Yoshihisa Kishiyama (NTTドコモ), Fumihiro Yamashita (NTT) SAT2021-56
NTT has been proposing an IOWN space integrated computing network concept. Extreme coverage communication systems consis... [more] SAT2021-56
pp.19-24
SAT, SANE
(Joint)
2022-02-25
09:30
Online Online Bandwidth and Power Allocation for a Multi-beam Satellite Communication System in the Japanese Islands
Shun Okuhama (ONCT), Kohei Watabe (NUT), Katsuya Nakahira (ONCT) SAT2021-62
Multi-beam systems have become the mainstream for satellite communications because they can make effective use of freque... [more] SAT2021-62
pp.57-61
RCS, SIP, IT 2022-01-20
18:10
Online Online An application of Y-00 quantum stream cipher to satellite communications -- Mathematical model of weather disturbances --
Osamu Hirota (Chuo Univ.), Kentaro Kato (Tamagawa Univ.), Masaki Sohma (Tamagawa U.) IT2021-54 SIP2021-62 RCS2021-222
In the application of ultrafast Y-00 quantum stream ciphers developed for fiber-optic communication to satellite communi... [more] IT2021-54 SIP2021-62 RCS2021-222
pp.143-148
AP 2021-10-07
09:00
Online Online [Tutorial Lecture] A Study on the Measurement and Estimation Methods of Rain Attenuation Characteristics in Satellite Communications Links
Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2021-68
Rain attenuation characteristics of Ka and Ku band satellite communication links are presented using the domestic CS (19... [more] AP2021-68
pp.1-6
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
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