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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 46  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
MICT, WBS, RCC, SAT
(Joint) [detail]
2023-05-26
10:15
Tokyo TOKYO BIG SIGHT
(Primary: On-site, Secondary: Online)
A Study on the Effect of Adaptive Coding and Modulation for High-Throughput Satellite on Data Rates with Variation in Rainfall
Takahiro Ebihara, Tetsushi Ikegami (Meiji Univ.) SAT2023-7 MICT2023-7
The effect of using ACM(Adaptive Coding and Modulation) on improving data rates in Ka-band High Throughput Satellite(HTS... [more] SAT2023-7 MICT2023-7
pp.32-37
MICT, WBS, RCC, SAT
(Joint) [detail]
2023-05-26
14:20
Tokyo TOKYO BIG SIGHT
(Primary: On-site, Secondary: Online)
[Special Talk] Japan’s Participation in the joint NASA Nancy Grace Roman Space Telescope Mission -- Expectations and Realization of Ultra-high-speed Ka-band Downlink from Sun-Earth L2 Halo Orbit to Misasa Station --
Atsushi Tomiki, Shota Miyazaki, Takayuki Tamura, Yasuhiro Murata, Toru Yamada, Roman Project Team (JAXA) SAT2023-9 MICT2023-9
The Nancy Grace Roman Space Telescope (Roman Telescope) is a near-infrared astronomical satellite of NASA, which is plan... [more] SAT2023-9 MICT2023-9
pp.42-46
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, RCS
(Joint)
2022-08-26
16:10
Hokkaido
(Primary: On-site, Secondary: Online)
A Study of Frequency Assignment for Adaptive Coding and Modulation Scheme on Flexible Satellite Communication System
Mitsugu Ohkawa, Hiromitsu Wakana, Amane Miura (NICT) SAT2022-43
The resource control for frequency bandwidth and transmission power between beams is effective in Ka-band high capacity ... [more] SAT2022-43
pp.76-81
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
RCS, SAT
(Joint)
2021-08-27
17:35
Online Online A Study of Adaptive Coding and Modulation Scheme suitable for Flexible Satellite Communication System
Mitsugu Okawa, Hiromitsu Wakana, Amane Miura (NICT) SAT2021-40
The resource control for frequency bandwidth and transmission power between beams is effective in Ka-band high capacity ... [more] SAT2021-40
pp.67-72
AP, SANE, SAT
(Joint)
2021-07-30
10:40
Online Online Development of stepless attenuator to emulate Mobile Satellite Communications System
Byeongpyo Jeong, Tomoshige Kan, Hajime Susukita, Takashi Takahashi (NICT) SAT2021-26
NICT has developed and is operating a mobile vehicle earth station for Ka-band which can be installed by simple operatio... [more] SAT2021-26
pp.36-39
AP 2021-04-16
15:00
Hyogo Kinosaki International Arts Center
(Primary: On-site, Secondary: Online)
[Tutorial Lecture] R&D Status of Antennas, Propagation and System Technologies for Next Generation High Throughput Satellite
Amane Miura (NICT) AP2021-8
Recently, in the field of satellite communications, communications capacity has been improved by a multi-beam satellite ... [more] AP2021-8
pp.40-45
SAT, RCS
(Joint)
2020-08-20
09:00
Online Online Improvement of Frequency Utilization Efficiency by ACM for Beam Resource Control on High Throughput Satellite Communications System
Mitsugu Ohkawa, Hiromitsu Wakana, Amane Miura (NICT) SAT2020-10
The resource control for frequency bandwidth and transmission power between beams is effective in Ka-band high capacity ... [more] SAT2020-10
pp.1-6
SAT, SANE
(Joint)
2020-02-20
10:25
Okinawa   Comparison of Shadowing Ratio of Ka-band Mobile Satellite Communication in 40 Major Cities, Japan
Byeong-pyo Jeong, Tomoshige Kan, Takashi Takahashi (NICT) SANE2019-109 SAT2019-76
National Institute of Information and Communications Technology (NICT) developed a mobile earth station for Ka-band, tha... [more] SANE2019-109 SAT2019-76
pp.65-68(SANE), pp.49-52(SAT)
SAT, SANE
(Joint)
2020-02-20
11:40
Okinawa   The R&D of low-profile active electronically scanned array antenna for aircraft -- The desgin of 64 elements array antenna of transmission side --
Takuya Okura, Takashi Takahashi, Tomoshige Kan, Hiroyuki Tsuji, Morio Toyoshima (NICT) SANE2019-112 SAT2019-79
The satellite broadband service for Regional Jet has been increased in recently. National Institute of Information and C... [more] SANE2019-112 SAT2019-79
pp.77-80(SANE), pp.61-64(SAT)
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
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
SANE, SAT
(Joint)
2019-02-14
13:05
Kagoshima Tanegashima Island The R&D of thin electronically scanned array antenna for aircraft -- The prototype evaluation of 16 elements array antenna to examine the receiver side configuration --
Takuya Okura, Takashi Takahashi, Tomoshige Kan, Hiroyuki Tsuji, Morio Toyoshima (NICT) SAT2018-63
The satellite broadband service for Regional Jet has been increased in recently. National Institute of Information and C... [more] SAT2018-63
pp.35-39
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
SAT, RCS
(Joint)
2018-08-09
09:30
Iwate Iwate University [Encouragement Talk] Characteristic Variations of Cross-Polarization Discrimination Degradation of Ka-band Satellite Communication Signals due to Lightning Discharges
Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2018-29
Increase and decrease of rapid changes in cross-polarization discrimination (XPD) of Ka-band satellite radio wave caused... [more] SAT2018-29
pp.7-10
SAT, RCS
(Joint)
2018-08-09
09:55
Iwate Iwate University [Encouragement Talk] A Study on Shadowing Effect on Throughput for Ka-band Mobile Satellite Communications in Moving
Byeong-pyo Jeong, Tomoshige Kan, Takashi Takahashi, Akira Akaishi, Toshio Asai, Hajime Susukita, Morio Toyoshima (NICT) SAT2018-30
National Institute of Information and Communications Technology (NICT) has developed a mobile vehicle earth station for ... [more] SAT2018-30
pp.11-16
AP, SANE, SAT
(Joint)
2018-07-19
10:10
Hokkaido Hokkaido Univ. Effect of Nonlinear Distortion Compensation for 32APSK on High Throughput Satellite Communications System
Mitsugu Ohkawa, Hiromitsu Wakana, Amane Miura (NICT) SAT2018-19
We have studied about nonlinear compensation for multi-level modulation scheme (32APSK: Amplitude and Phase Shift Keying... [more] SAT2018-19
pp.49-54
AP, SANE, SAT
(Joint)
2018-07-20
15:40
Hokkaido Hokkaido Univ. Comparison of shadowing ratio of Ka-band mobile satellite communication in 8 major cities, Japan
Byeong-pyo Jeong, Tomoshige Kan, Takashi Takahashi, Morio Toyoshima, Toshiaki Kuri (NICT) AP2018-64 SAT2018-25
National Institute of Information and Communications Technology (NICT) developed a mobile earth station for Ka-band, tha... [more] AP2018-64 SAT2018-25
pp.131-135(AP), pp.83-87(SAT)
SANE 2018-06-22
15:40
Ibaraki Tsukuba Space Center, JAXA VCM System with Only Variable Modulation Scheduling According to Satellite Elevation Angle
Chihaya Kato, Mitsuhiro Nakadai, Yajima Masanobu (JAXA) SANE2018-19
Recently, researches and developments of higher-order modulation and broadband telecommunication systems become more int... [more] SANE2018-19
pp.33-37
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