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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WPT | 2024-03-14 11:30 |
Kyoto | Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Multi-beam Metasurface Reflector for Multi-device Wireless Power Transfer Shimpei Nishiyama (NIT, Kagawa College), Taisei Urakami, Kazutomo Nakamura, Hiroto Yorioka (NAIST), Tamami Maruyama (NIT, Hakodate), Minoru Okada (NAIST), Akira Ono (NIT, Kagawa College)  WPT2023-39 |
Metasurface reflectors have been applied to microwave wireless power transfer (WPT) for transmitting power to IoT device... [more] | WPT2023-39 pp.20-25 |
| UWT (2nd) |
2024-01-29 17:30 |
Tokyo | Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Confirming the effectiveness of multi-beam transmission underwater turbulence Taiga Manabe, Naoki Kobayashi, Ayana Oku, Yoshihisa Takayama (Tokai Univ.) |
In this paper, we confirm the stabilization of irradiation through multi-beam transmission in underwaterconditions. Base... [more] | |
| EMT, IEE-EMT | 2023-11-10 11:10 |
Yamaguchi | Kaikyo Messe Shimonoseki | A Single-Layer Dual-Band Reflectarray with Orthogonal Polarization Multi-Beam and Single-Beam Ranges Kosei Inoue, Hiroyuki Deguchi, Mikio Tsuji (Doshisha Univ.) EMT2023-74 |
In this paper, as a construction method for a single-layer reflectarray that shares widely separated frequency bandsand ... [more] | EMT2023-74 pp.64-69 |
| AP | 2023-10-19 10:00 |
Iwate | Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
High Crossover Level Design of a 300 GHz Band Multi-beam Spherical Homogeneous Dielectric Lens Antenna Takeyuki Tsuchida, Yoshiki Sugimoto, Kunio Sakakibara, Nobuyoshi Kikuma (NITech) AP2023-93 |
Dielectric lens antennas are suited for use as antennas in 300 GHz band because they can easily achieve high gain with l... [more] | AP2023-93 pp.27-31 |
| AP | 2023-10-19 13:00 |
Iwate | Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Gain Improvement by One-dimensional Anti-reflection Structure on Low-profile Multi-beam High-permittivity Lens Antenna at 300GHz Band Takuya Sugiyama, Yoshiki Sugimoto, Kunio Sakakibara, Nobuyoshi Kikuma (NITech) AP2023-117 |
Dielectric lens antennas are suited for use as antennas in 300 GHz band because these can easily achieve high directivit... [more] | AP2023-117 pp.108-112 |
| AP (2nd) |
2022-12-08 11:25 |
Okinawa | (Primary: On-site, Secondary: Online) |
Millimeter-wave multi-beam measurement using series-fed array antenna Yuki Kimura, Doppo Sugimura, Kengo Shimada, Uichiro Azuma (Dengyo) |
As a MIMO antenna for millimeter-wave 5G base stations, an antenna with a configuration that forms multi-beam in all hor... [more] | |
| 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 |
| AP, RCS (Joint) |
2021-11-12 10:55 |
Nagasaki | NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
[Encouragement Talk]
User Mobility-aware Intelligent Reflecting Surface Association Strategy for Multi-beam Transmission Hashida Hiroaki, Kawamoto Yuichi, Kato Nei (Tohoku Univ.), Iwabuchi Masashi, Murakami Tomoki (NTT) RCS2021-169 |
In recent years, there has been increasing research interest in utilizing Intelligent Reflecting Surfaces (IRSs) for lar... [more] | RCS2021-169 pp.136-141 |
| SAT, SANE (Joint) |
2020-02-19 13:00 |
Okinawa | A Study on the Effect of Multi-Beam Placement Control on Throughput in High Throughput Satellite Communication System Masaki Takahashi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2019-70 |
Satellite communication network has been mainly used in airspace, sea areas, infrastructure undeveloped areas, and land ... [more] | SAT2019-70 pp.19-24 |
|
| AP, WPT (Joint) |
2020-01-23 16:25 |
Kagawa | Sunport Hall Takamatsu | A Dual-polarized Stacked Reflectarray Antenna with changing beam-direction Mei Fukaya, Ryota Obata, Shigeru Makino (KIT), Michio Takikawa, Hiromasa Nakajima (MELCO) AP2019-163 |
Recent research has proposed a multi-beam system with fewer mirror configurations by sharing V and H polarized waves wit... [more] | AP2019-163 pp.73-76 |
| SAT | 2019-10-11 13:30 |
Fukuoka | JR HAKATA CITY {10F RoomA+B} | Study of Beam Power Control Methods of Ka-band Multi-beam Broadcasting Satellite System Using Meteorological Data
-- Evaluation of Link Quality in Consideration of Beam-directivity -- Takumi Iwamoto, Kiyotaka Fujisaki (FIT) SAT2019-60 |
For the realization of the next-generation satellite broadcasting system, the use of Ka-band band is discussed. However,... [more] | SAT2019-60 pp.93-98 |
| RCS, SAT (Joint) |
2019-08-22 09:25 |
Aichi | Nagoya University | Study of Beam Power Control Methods of Ka-band Multi-beam Broadcasting Satellite System Using Meteorological Data
-- Evaluation of the Link Quality Using AMeDAS 10-minutes Precipitation Data -- Takumi Iwamoto, Kiyotaka Fujisaki (FIT) SAT2019-18 |
In the next-generation satellite broadcasting, Ka-band is gathering attention because current Ku-band cannot accommodate... [more] | SAT2019-18 pp.7-12 |
| AP (2nd) |
Overseas | Hotel Istana, Kuala Lumpur | SWITCHED BEAMFORMING NETWORKS TOWARDS FIFTH GENERATION (5G) TECHNOLOGY Nazleen Syahira Mohd Suhaimi, Nor Muzlifah Mahyuddin (USM) |
The next generation wireless network (5G) addresses the evolution beyond mobile internet to massive Internet-of-Things w... [more] | ||
| AP (2nd) |
Overseas | Hotel Istana, Kuala Lumpur | Design of Millimeter-wave 4x4 Butler Matrix using Finline in Double Layer Dielectric Substrate Nguyen Thanh Tuan, Kunio Sakakibara, Nobuyoshi Kikuma (NIT), Kojiro Iwasa, Takeshi Okunaga, Akira Nakatsu (NIPPON PILLAR) |
In the fifth generation mobile communication system (5G) and high-resolution automotive radar systems, beam-scanning is ... [more] | ||
| AP (2nd) |
Overseas | Hotel Istana, Kuala Lumpur | Broadside Beam-forming Performance of Two-dimensional Rotman-lens Multi-beam Antenna using Step Radiating Elements on Multi-layer Substrate Integrated Waveguide Shugo Yamauchi, Kento Yamada, Kunio Sakakibara, Nobuyoshi Kikuma (NITech), Kojiro Iwasa, Takeshi Okunaga, Akira Nakatsu (PILLAR) |
A two-dimensional Rotman-lens multi-beam antenna using step radiating elements in multi-layer substrate integrated waveg... [more] | ||
| RCS, AP (Joint) |
2018-11-21 09:30 |
Okinawa | Okinawa Industry Support Center | Design and development of medium gain cross multibeam antenna suitable for future mobile communication system Miyuki Omi, Koichi Tsunekawa (Chubu Univ.) AP2018-114 |
We proposed a medium gain cross beam antenna (CBA) as a small base station antenna applied to the future mobile communic... [more] | AP2018-114 pp.71-75 |
| AP | 2018-10-19 14:50 |
Okayama | Okayama Univ. | Evaluation of Downlink Multi-Beam Massive MIMO Considering MAC Layer Fumiya Muramatsu, Kentaro Nishimori, Ryotaro Taniguchi, Yuki Yaku (Niigata Univ.), Takefumi Hiraguri (NIT) AP2018-100 |
Massive MIMO transmission has been attracted as a key technology of the next generation mobile communication system. In... [more] |
AP2018-100 pp.65-70 |
| SAT, RCS (Joint) |
2018-08-10 13:55 |
Iwate | Iwate University | Study of the Improvement of the Link Quality Using AMeDAS Rainfall Data for Multibeam Satellite Broadcasting System Takumi Iwamoto, Kiyotaka Fujisaki (FIT) SAT2018-44 |
In order to realize the high definition broadcast, the use of the higher frequency band is discussed in the next-generat... [more] | SAT2018-44 pp.85-90 |
| AP, SANE, SAT (Joint) |
2018-07-19 13:35 |
Hokkaido | Hokkaido Univ. | Performance of single carrier based multi-beam massive MIMO considering real propagation environment Ryuki Maruyama, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Takefumi Hiraguri (NIT.) AP2018-53 |
Massive MIMO transmission, whose number of antennas is much larger than the number of user terminals, has been attracted... [more] | AP2018-53 pp.67-72 |
| AP | 2018-03-09 13:25 |
Gunma | Hotel Ichii (Kusatsu, Gunma) | Performance comparison of multi-beam massive MIMO by Robust ICA and LS-CMA Shota Ogawa, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Kazuki Maruta (Chiba Univ.), Takefumi Hiraguri (Nippon Inst. of Tech.) AP2017-201 |
Multi-beam massive MIMO configuration has been proposed that utilizes the beam selection with high power in an analog pa... [more] | AP2017-201 pp.51-56 |
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