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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE, SAT (Joint) |
2025-03-06 09:40 |
Okinawa | Nago Civic Hall (Primary: On-site, Secondary: Online) |
Channel capacity Evaluation of Geostationary Satellite MIMO Using Multiple Beam Parabolic Antenna Daisuke Goto, Koyo Tategami, Kiyohiko Itokawa, Tomohiro Tokuyasu, Fumihiro Yamashita (NTT)  SAT2024-72 |
We have proposed a geostationary satellite MIMO technology enhancing capacity for feeder link. Since satellite MIMO requ... [more] | SAT2024-72 pp.58-63 |
| SAT, KOSST | 2024-12-06 10:20 |
Hokkaido | nest HOTEL sapporoekimae (Primary: On-site, Secondary: Online) |
DFT Transmission Beamforming for Low Computational Complexity and High Channel Capacity in Massive GW Satellite MIMO Koyo Tategami, Daisuke Goto, Kiyohiko Itokawa, Tomohiro Tokuyasu, Fumihiro Yamashita (NTT) SAT2024-54 |
[more] | SAT2024-54 pp.43-48 |
| AP, SANE, SAT (Joint) |
2024-07-26 13:10 |
Hokkaido | Frontier Research in Applied Sciences Building, Hokkaido University (Primary: On-site, Secondary: Online) |
Effect of Satellite Movement and Evaluation of Transmission Control Scheme on SA/CRDSA in Satellite IoT Systems Takaaki Owaki, Hiraku Okada (Nagoya Univ.), Koyo Tategami, Daisuke Goto, Munehiro Matsui, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) SAT2024-29 |
[more] | SAT2024-29 pp.77-82 |
| AP, SANE, SAT (Joint) |
2024-07-26 13:30 |
Hokkaido | Frontier Research in Applied Sciences Building, Hokkaido University (Primary: On-site, Secondary: Online) |
A Demodulation Scheme Using Receive Signal Combining of OFDM Signals in Massive GW Satellite MIMO Koyo Tategami, Daisuke Goto, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) SAT2024-30 |
[more] | SAT2024-30 pp.83-88 |
| RCS, SR, SRW (Joint) |
2024-03-13 17:05 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
CRDSA/IRSA Based Adaptive Transmission Control Considering Available Channels Difference among Terminals in Satellite IoT Systems Kansuke Kumazawa, Hiraku Okada (Nagoya Univ.), Koyo Tategami, Daisuke Goto, Munehiro Matsui, Kiyohiko Itokawa, Fumihiro Yamashita (NTT), Masaaki Katayama (Nagoya Univ.) RCS2023-268 |
In a satellite IoT system using a 920-MHz band LPWA, each terminal's available channel differs, and the number of packet... [more] | RCS2023-268 pp.83-88 |
| SAT, KOSST | 2023-10-11 11:15 |
Overseas | Central Hotel Marianne（Korea, Busan） (Primary: On-site, Secondary: Online) |
An Advanced Proposal for the On-orbit Practical Experiment of LEO Satellite MIMO for 920MHz band IoT Sensing Platform Kiyohiko Itokawa, Daisuke Goto, Yasuyoshi Kojima, Kouhei Suzaki, Kazumitsu Sakamoto, Yousuke Fujino, Fumihiro Yamashita (NTT), Chihaya Kato, Mitsuhiro Nakadai, Masanobu Yajima (JAXA) SAT2023-55 |
[more] | SAT2023-55 pp.39-44 |
| RCS, SAT (Joint) |
2023-08-31 09:00 |
Nagano | Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
CRDSA/IRSA Based Transmission Control Considering Available Channels Difference and Fairness among Terminals in Satellite IoT Systems Kansuke Kumazawa, Hiraku Okada (Nagoya Univ.), Munehiro Matsui, Koyo Tategami, Daisuke Goto, Kiyohiko Itokawa, Fumihiro Yamashita (NTT), Masaaki Katayama (Nagoya Univ.) SAT2023-33 |
(To be available after the conference date) [more] | SAT2023-33 pp.1-6 |
| AP, SANE, SAT (Joint) |
2023-07-14 13:40 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Subarray Configuration Decision Method Based on Transmission Weights for Variable Subarray Beamforming in LEO-MIMO Koyo Tategami, Daisuke Goto, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) AP2023-59 SANE2023-31 SAT2023-30 |
[more] | AP2023-59 SANE2023-31 SAT2023-30 pp.156-161(AP), pp.54-59(SANE), pp.112-117(SAT) |
| MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 09:50 |
Tokyo | TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
LEO-MIMO Antenna Configuration of Satellite/Gateway for High Channel Capacity Daisuke Goto, Koyo Tategami, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) SAT2023-6 MICT2023-6 |
In this paper, we propose low earth orbit satellite (LEO) communications using Muti-input / Multi-output (MIMO), called ... [more] | SAT2023-6 MICT2023-6 pp.26-31 |
| SANE, SAT (Joint) |
2021-02-19 11:15 |
Online | Online | [Invited Talk]
LEO-MIMO transmission techniques using multiple satellites for capacity enhancement Daisuke Goto, Fumihiro Yamashita, Kiyohiko Itokawa (NTT), Ryo Okema, Takaya Yamazato (Nagoya Univ.) SAT2020-36 |
[more] | SAT2020-36 p.41 |
| SAT, RCS (Joint) |
2020-08-21 10:30 |
Online | Online | [Encouragement Talk]
Doppler frequency estimation of Superimposed Control Signal of multiple satellites by Deep Learning in LEO-MIMO Ryo Okema (Nagoya Univ.), Daisuke Goto (NTT), Takaya Yamazato (Nagoya Univ.), Fumihiro Yamashita, Kiyohiko Itokawa (NTT) SAT2020-19 |
This paper focuses on satellite MIMO (Multi-Input Multi-Output) technology to increase the capacity of Low Earth Orbit (... [more] | SAT2020-19 pp.47-52 |
| SAT | 2019-10-10 13:30 |
Fukuoka | JR HAKATA CITY {10F RoomA+B} | A novel design of beam coverage and receiver antenna for high capacity LEO-MIMO system Daisuke Goto, Fumihiro Yamashita, Kiyohiko Itokawa (NTT), Takaya Yamazato, Ryo Okema (Nagoya Univ.) SAT2019-49 |
This paper presents a multi-input and multi-output (MIMO) low earth orbit (LEO) satellite communication system. Our LEO-... [more] | SAT2019-49 pp.1-6 |
| SAT | 2019-10-11 14:45 |
Fukuoka | JR HAKATA CITY {10F RoomA+B} | Satellite Experiments on Direct Spectrum Division Transmissions over multiple satellite transponders Fumihiro Yamashita, Daisuke Goto, Yasuyoshi Kojima, Hiroki Shibayama (NTT), Hiroyuki Kobashi, Daiki Haraguchi (JSAT) SAT2019-62 |
[more] | SAT2019-62 pp.109-114 |
| MIKA (2nd) |
2019-10-04 10:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
Wireless System Planning Method Based on Wireless Environment and User Distribution Toshiro Nakahira, Hirantha Abeysekera, Koichi Ishihara, Takatsune Moriyama, Daisuke Goto, Yasushi Takatori (NTT) |
By using a wireless backhaul or a mesh network between access points and installing access points on drones or robots, i... [more] | |
| RCS, SAT (Joint) |
2019-08-22 13:05 |
Aichi | Nagoya University | [Invited Lecture]
Channel Capacity Analysis of LEO MIMO System Considering the Satellite Attitude Chihaya Kato, Mitsuhiro Nakadai (JAXA), Daisuke Goto, Hiroki Shibayama, Fumihiro Yamashita (NTT) SAT2019-24 RCS2019-153 |
With the improving sensor capabilities of Earth observation satellites and the introduction of the constellation service... [more] | SAT2019-24 RCS2019-153 pp.39-44 |
| WBS, SAT (Joint) |
2019-05-15 16:05 |
Aichi | MEIJO University (Tempaku campus) | Detection of Two Superimposed LEO-MIMO's Control Signals by Deep Learning Ryo Okema (Nagoya Univ.), Daisuke Goto (NTT), Takaya Yamazato (Nagoya Univ.), Fumihiro Yamashita, Hiroki Shibayama (NTT) SAT2019-3 |
[more] | SAT2019-3 pp.13-17 |
| SANE, SAT (Joint) |
2019-02-13 13:30 |
Kagoshima | Tanegashima Island | Analysis of the MIMO channel for LEO Satellites Chihaya Kato, Mitsuhiro Nakadai (JAXA), Daisuke Goto, Daiki Shibayama, Fumihiro Yamashita (NTT) SAT2018-60 |
In the Low Earth Orbital (LEO) Satellites, transmission data rate of the satellite communication is rapidly increasing t... [more] | SAT2018-60 pp.17-22 |
| SAT, RCS (Joint) |
2018-08-10 16:20 |
Iwate | Iwate University | Experimental Verification of dynamic carrier allocation using SC-FDMA in Autonomous Bandwidth Allocation FDMA Daisuke Goto, Fumihiro Yamashita (NTT) SAT2018-45 |
Autonomous Bandwidth Allocation FDMA (ABA-FDMA) is proposed for dynamically sharing unused bandwidth of satellite transp... [more] | SAT2018-45 pp.91-96 |
| AI, JSAI-KBS, JSAI-DOCMAS, JSAI-SAI, IPSJ-ICS | 2018-03-03 10:50 |
Hokkaido | Daisuke Goto, Seiji Tsuchiya, Koichi Watanabe (Doshisya Univ.) AI2017-48 |
In order to realize the process targeting natural languages by computer, it is necessary to interpret ambiguous linguist... [more] | AI2017-48 pp.31-36 |
|
| SAT | 2017-10-27 12:50 |
Okinawa | Okinawa Cellular Telephone Company | Frequency segment selection algorithm in autonomous bandwidth allocation FDMA for high frequency efficient satellite systems Daisuke Goto, Junichi Abe, Fumihiro Yamashita (NTT) SAT2017-52 |
Frequency segment selection algorithm in autonomous bandwidth allocation FDMA for high frequency efficient satellite sys... [more] | SAT2017-52 pp.95-100 |
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