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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 129  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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)
 [more]
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
SAT, RCS
(Joint)
2022-08-26
15:45
Hokkaido
(Primary: On-site, Secondary: Online)
Preliminary Analytical Results of Atmospheric Turbulence Parameters Using "LUCAS" Onboard Optical Data Relay Satellite
Yuma Abe, Hideaki Kotake, Yoshihiko Saito, Kolev Dimitar, Yasuhiro Takahashi, Takuya Okura, Tetsuharu Fuse (NICT), Yohei Satoh, Takamasa Itahashi, Shiro Yamakawa (JAXA), Hiroyuki Tsuji, Morio Toyoshima (NICT) SAT2022-42
 [more] SAT2022-42
pp.71-75
RCC, WBS, SAT, MICT 2022-05-26
13:00
Online Online Development of 38GHz-band Wireless Communication System Using High Altitude Platform Station (HAPS) for 5G Network -- Examination of the lens antenna of 38GHz-band ground station antenna system for HAPS --
Takuya Okura, Hiroyuki Tsuji, Ryu Miura, Tomoshige Kan, Takashi Matsuda, Morio Toyoshima (NICT), Jun Suzuki (SKY Perfect JSAT), Yoshihisa Kishiyama (NTT DOCOMO) WBS2022-6 RCC2022-6 SAT2022-6 MICT2022-6
 [more] WBS2022-6 RCC2022-6 SAT2022-6 MICT2022-6
pp.22-27
RCC, WBS, SAT, MICT 2022-05-26
15:00
Online Online Development of 38GHz-band Wireless Communication System Using High Altitude Platform Station (HAPS) for 5G Network -- Fundamental Experiment on Tracking System for HAPS Ground Station in Millimeter-Wave --
Go Otsuru, Hiroyuki Tsuji, Yuma Abe, Mariko Sekiguchi, Ryu Miura, Takuya Okura, Tomoshige Kan, Takashi Matsuda (NICT), Jun Suzuki (SKY Perfect JSAT), Yoshihisa Kishiyama (NTT DOCOMO) WBS2022-9 RCC2022-9 SAT2022-9 MICT2022-9
In this paper, we propose a tracking system for high-altitude platform station (HAPS) ground station in millimeter-wave ... [more] WBS2022-9 RCC2022-9 SAT2022-9 MICT2022-9
pp.40-45
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
SIS 2021-12-03
14:40
Online Online A method of rectifying the bound document image captured by camera
Takeru Doi, Hiroyuki Tsuji, Tomoaki Kimura (KAIT) SIS2021-29
Various scanners and cameras are used to convert documents into data. And using a smartphone is the simplest method. How... [more] SIS2021-29
pp.43-48
SIS 2021-12-03
15:05
Online Online Optimizing Block Size for Low-Level Gaussian Noise Estimation
Takashi Suzuki (Micro-Technica), Hiroyuki Tsuji, Tomoaki Kimura (KAIT) SIS2021-28
The estimation method based on MAD (Median Absolute Deviation) exists as a method for estimating the standard deviation ... [more] SIS2021-28
pp.37-42
RCS, SAT
(Joint)
2021-08-26
15:15
Online Online [Invited Lecture] Development of HAPS Backhaul System using mmWave Frequency -- HAPS as a NTN System for 5G and Beyond --
Hiromu Kitanozoo, Jun Suzuki (SJC), Yoshihisa Kishiyama, Yuki Hokazono (NTT DOCOMO), Takayuki Sotoyama, Mikihiro Ouchi (Panasonic), Ryu Miura, Hiroyuki Tsuji (NICT) SAT2021-30 RCS2021-105
In order to support the mid-2020 and beyond, the development of high-speed, high-capacity wireless communication systems... [more] SAT2021-30 RCS2021-105
pp.14-19(SAT), pp.32-37(RCS)
RCS, SAT
(Joint)
2021-08-27
11:20
Online Online [Encouragement Talk] Performance analysis of LEO-GEO multi-satellite MIMO transmission method
Ayaka Noda, Kohei Ueno, Mamoru Okumura, Eiji Okamoto (NITech), Hiroyuki Tsuji, Amane Miura (NICT) SAT2021-36
Currently, demands on high-capacity satellite communications are continuously increasing. To achieve it, multiple input ... [more] SAT2021-36
pp.43-48
RCS, SR, NS, SeMI, RCC
(Joint)
2021-07-14
15:20
Online Online [Invited Lecture] Research and Development of Satellite Communications in Non-terrestrial Network
Hiroyuki Tsuji, Amane Miura, Morio Toyoshima (NICT) RCC2021-27 NS2021-37 RCS2021-82 SR2021-25 SeMI2021-13
In recent years, the scope of communication has expanded from people to things, and it is essential to build a three-dim... [more] RCC2021-27 NS2021-37 RCS2021-82 SR2021-25 SeMI2021-13
pp.29-33(RCC), pp.31-35(NS), pp.31-35(RCS), pp.34-38(SR), pp.13-17(SeMI)
WBS, RCC, SAT, MICT
(Joint) [detail]
2021-05-20
13:25
Online Online (Zoom) The R&D of low-profile active electronically scanned array antenna for aircraft -- The evaluation experiment using aircraft of 512 elements array antenna of transmission side --
Takuya Okura, Tomoshige Kan, Mitsygu Okawa, Makio Tsuchiya, Takashi Takahashi, Hiroyuki Tsuji, Morio Toyoshima (NICT) WBS2021-7 RCC2021-7 SAT2021-7
 [more] WBS2021-7 RCC2021-7 SAT2021-7
pp.32-37
SIS 2021-03-04
11:50
Online Online A Method of Curved Character String Correction of Folded Document Images
Takeru Doi, Hiroyuki Tsuji, Tomoaki Kimura (KAIT) SIS2020-43
Various scanners and cameras are used to convert documents into data. And using a smartphone is the simplest method. How... [more] SIS2020-43
pp.45-48
RCS, SR, SRW
(Joint)
2021-03-05
09:25
Online Online Satellite-Terrestrial Cooperation System Based on Relaying through Mobile Vehicle Base Stations and Traffic Signal Base Stations
Kenta Matsufuji, Xuanning Liu, Kazutoshi Yoshii, Pan Zhenni, Megumi Saito, Jiang Liu, Shigeru Shimamoto (Waseda Univ.), Takuya Okura, Amane Miura, Hiroyuki Tsuji, Naoko Yoshimura (NICT) RCS2020-247
Large-capacity high-speed communication using HTS (High Throughput Satellite), a type of geostationary orbit satellite, ... [more] RCS2020-247
pp.195-200
SANE, SAT
(Joint)
2021-02-18
14:50
Online Online The R&D of low-profile active electronically steered array antenna for aircraft -- The design of 64 elements sub array antenna of receiver side --
Takuya Okura, Tomoshige Kan, Mitsugu Okawa, Teruaki Orikasa, Makio Tsuchiya, Takashi Takahashi, Hiroyuki Tsuji, Morio Toyoshima (NICT) SAT2020-32
 [more] SAT2020-32
pp.19-23
SANE, SAT
(Joint)
2021-02-19
10:25
Online Online Study on LEO-GEO multi-satellite MIMO transmission method considering propagation delay difference
Ayaka Noda, Kohei Ueno, Mamoru Okumura, Eiji Okamoto (NIT), Hiroyuki Tsuji, Amane Miura (NICT) SAT2020-34
Currently, the demand on large capacity satellite communications is continuously growing to disperse the geographical di... [more] SAT2020-34
pp.29-34
SAT 2020-12-11
10:50
Online Online The R&D of low-profile active electronically steered array antenna for aircraft -- The design of 512 elements array antenna of transmission side --
Takuya Okura, Tomoshige Kan, Mitsugu Okawa, Teruaki Orikasa, Makio Tsuchiya, Takashi Takahashi, Hiroyuki Tsuji, Morio Toyoshima (NICT) SAT2020-27
 [more] SAT2020-27
pp.24-28
AP, SANE, SAT
(Joint)
2020-07-15
14:40
Online Online Study on multi-satellite MIMO transmission method using LEO and GEO
Ayaka Noda, Kohei Ueno, Eiji Okamoto (NIT), Hiroyuki Tsuji, Amane Miura (NICT) SAT2020-4
Currently, the demand on large capacity satellite communications is continuously rising to disperse the geographical dig... [more] SAT2020-4
pp.7-12
SIS 2020-03-05
12:30
Saitama Saitama Hall
(Cancelled but technical report was issued)
Comparison of the Elliptic Curve Cryptography over Quadratic Fields
Kazuki Naganuma, Takashi Suzuki, Hiroyuki Tsuji, Tomoaki Kimura (KAIT) SIS2019-37
 [more] SIS2019-37
pp.1-6
SAT, SANE
(Joint)
2020-02-19
13:50
Okinawa   Network Optimization for Large-Scale Satellite Communication Systems
Yuma Abe (NICT/Keio Univ.), Masaki Ogura (Osaka Univ.), Hiroyuki Tsuji, Amane Miura (NICT), Shuichi Adachi (Keio Univ.) SAT2019-72
 [more] SAT2019-72
pp.29-32
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