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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2024-10-17 10:00 |
Fukuoka | ACROS Fukuoka (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Beam steering antenna unit using liquid crystals fitted with a perturbed circular-polarization microstrip antenna element Hiroki Nakamura, Keizo Cho (CIT), Takuya Okura, Hiroyuki Tsuji (NICT)  AP2024-90 |
In this paper, we describe the results of a simulation study on a circularly polarized directional antenna with a phase ... [more] | AP2024-90 pp.96-97 |
| AP | 2024-10-17 12:50 |
Fukuoka | ACROS Fukuoka (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Satellite communication antenna integrating patch antennas with radiation pattern in zenith and low-angle directions Masaya Tateno, Keizo Cho (CIT), Takuya Okura, Hiroyuki Tsuji (NICT) AP2024-118 |
This paper describes a structure in which a TM11 mode circular microstrip antenna (MSA) with directivity in the zenith d... [more] | AP2024-118 pp.169-170 |
| AP, SANE, SAT (Joint) |
2024-07-25 14:10 |
Hokkaido | Frontier Research in Applied Sciences Building, Hokkaido University (Primary: On-site, Secondary: Online) |
Comparison of simulation and measurement for the effect of aircraft on the antenna radiation pattern Takuya Okura, Hiroyuki Tsuji, Makio Tsuchiya (NICT), Hiroki Ichihashi, Hiroyuki Nagayama, Takashi Ohki (MRI) SAT2024-25 |
[more] | SAT2024-25 pp.58-63 |
| AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas | EPU, Hanoi | Microstrip antenna unit for beam steering antennas using dielectric constant control with liquid crystals Hiroki Nakamura, Keizo Cho (CIT), Takuya Okura, Hiroyuki Tsuji (NICT) |
This manuscript discusses the results of investigating the structural elements for a beam steering antenna utilizing nem... [more] | |
| SAT, KOSST | 2023-10-11 09:50 |
Overseas | Central Hotel Marianne（Korea, Busan） (Primary: On-site, Secondary: Online) |
Experiment to evaluate the effect of aircraft fuselage on the antenna radiation pattern Takuya Okura, Hiroyuki Tsuji, Makio Tsuchiya (NICT), Hiroki Ichihashi, Hiroyuki Nagayama, Takashi Ohki (MRI) SAT2023-54 |
[more] | SAT2023-54 pp.33-38 |
| AP, SANE, SAT (Joint) |
2023-07-13 13:40 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Experiment to evaluate the effect of aircraft on the antenna radiation pattern Takuya Okura, Hiroyuki Tsuji, Makio Tsuchiya (NICT), Hiroki Ichihashi, Hiroyuki Nagayama, Takashi Ohki (MRI) AP2023-46 SANE2023-27 SAT2023-22 |
[more] | AP2023-46 SANE2023-27 SAT2023-22 pp.82-87(AP), pp.33-38(SANE), pp.71-76(SAT) |
| SANE, SAT (Joint) |
2023-03-03 14:40 |
Okinawa | (Primary: On-site, Secondary: Online) |
Development of 38GHz-band Wireless Communication System Using High Altitude Platform Station (HAPS) for 5G Network
-- Basic evaluation of the lens antenna of 38GHz-band ground station antenna system -- Takuya Okura, Hiroyuki Tsuji, Ryu Miura, Tomoshige Kan, Takashi Matsuda, Morio Toyoshima (NICT), Jun Suzuki (SKY Perfect JSAT), Yoshihisa Kishiyama (NTT DOCOMO) SAT2022-69 |
[more] | SAT2022-69 pp.75-80 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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) |
|
| RCS, SAT (Joint) |
2019-08-22 11:15 |
Aichi | Nagoya University | Study on frequency characteristic for the measurement of the systematic errors using gating process for on-board phased array antennas Takuya Okura, Amane Miura, Teruaki Orikasa (NICT), Shinji Senba (Axis) SAT2019-22 |
National Institute of Information and Communications Technology (NICT) has been currently researching and developing the... [more] | SAT2019-22 pp.31-35 |
| AP, SANE, SAT (Joint) |
2019-07-18 13:05 |
Miyagi | Tohoku Univ. | Study for HF Antenna System Suspended from Drone Takuya Okura, Hiroyuki Tsuji (NICT), Kohei Kawabata, Hiroyuki Arai (YNU) AP2019-31 SAT2019-13 |
[more] | AP2019-31 SAT2019-13 pp.55-58(AP), pp.31-34(SAT) |
| 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 |
| AP, SANE, SAT (Joint) |
2018-07-18 13:30 |
Hokkaido | Hokkaido Univ. | Study on the measurement of the systematic errors using DBF/Channelizer for on-board phased array antennas for satellite Takuya Okura, Amane Miura, Teruaki Orikasa (NICT), Shinji Senba (Axis) AP2018-48 SAT2018-12 |
National Institute of Information and Communications Technology (NICT) has been currently researching and developing the... [more] | AP2018-48 SAT2018-12 pp.37-41(AP), pp.7-11(SAT) |
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