Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NS, IN (Joint) |
2024-03-01 10:45 |
Okinawa |
Okinawa Convention Center |
The Impact of Network Quality on Video Transmission Using 802.11ah Homare Sakurai, Yoshiko Sueda (Meisei Univ.), Koike Arata (Tokyo Kasei Univ.) IN2023-97 |
In various industrial sectors and in our daily lives, the use of IoT (Internet of Things) is rapidly progressing. The co... [more] |
IN2023-97 pp.189-194 |
AP, RCS (Joint) |
2023-11-17 09:30 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
A Study on Null Depth Control using Multiple Null Constrained transmission directivity control for Microwave Wireless Power Transmission Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera) AP2023-147 |
In adaptive array transmission, beamforming performance can be improved by controlling the null depth. In microwave wire... [more] |
AP2023-147 pp.86-91 |
AP |
2023-10-19 13:00 |
Iwate |
Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Effects of mutual coupling on wireless power transmission Yoshihiro Shinagawa, Mitoshi Fujimoto (Fukui Univ.) AP2023-106 |
In recent years, wireless power transmission technology, which uses radio waves to transmit power to terminals, has been... [more] |
AP2023-106 pp.69-70 |
AP |
2023-10-19 13:00 |
Iwate |
Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Performance Evaluation of Three Directivity Control Techniques for Increasing Number of Elements in Array Antennas
-- Comparison of analysis using Array Factor, E-MIMO, and Retrodirective methods -- Hinata Kato, Qiaowei Yuan (Tohoku Institute of Technology) AP2023-113 |
The E-MIMO principal method was developed by this laboratory to calculate the maximum efficiency of MIMO systems, and it... [more] |
AP2023-113 pp.94-95 |
RCS, SAT (Joint) |
2023-08-31 15:30 |
Nagano |
Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
[Encouragement Talk]
Two-Way Transmission Technology Using HAPS Relay Station in Space-Air-Ground Integrated Networks and Future Prospects Masaki Takahashi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2023-40 |
In the 6G era, it is necessary to reduce dependence on terrestrial networks by developing a communications infrastructur... [more] |
SAT2023-40 pp.31-34 |
CS |
2023-07-27 09:56 |
Tokyo |
Hachijo-machi Chamber of Commerce and Industry |
Proposal of a new packet-based wireless power transmission analysis method Yuma Takahashi, Takefumi Hiraguri (NIT), Kazuki Maruta, Shuma Okita (TUS), Takahiro Matsuda (TMU), Tomotaka Kimura (DU) CS2023-25 |
This research proposes a method of feeding power to terminals via wireless power transmission. The proposed method is ch... [more] |
CS2023-25 pp.26-29 |
EE, IEE-SPC |
2023-07-21 11:35 |
Hyogo |
(Primary: On-site, Secondary: Online) |
A Study on Power Packet Density Modulation Considering Bi-directional Power Transmission Kento Hiwatashi, Shiu Mochiyama, Takashi Hikihara (Kyoto Univ.) EE2023-16 |
Power packetization has been proposed as a power transmission method for autonomous mobile systems that are disconnected... [more] |
EE2023-16 pp.84-89 |
AP |
2023-03-17 09:30 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
A Study on the Transmission Directivity Control using wide-angle nulling for the Wireless Power Transmission Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera), Mitoshi Fujimoto (Univ. of Fukui) AP2022-241 |
When the beam wireless power transmission is used in an indoor manned environment, the power transmission efficiency and... [more] |
AP2022-241 pp.43-48 |
AP |
2023-03-17 09:55 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
Examination of directivity control method and operation frequency for wireless power transmission in indoor manned environment Tomoyuki Nakasha, Katsutoshi Kawai, Yuuya Tanaka (Kyocera), Mitoshi Fujimoto (Univ. of Fukui) AP2022-242 |
In recent years, beam wireless power transmission(WPT) systems supply energy for targets located on separate places have... [more] |
AP2022-242 pp.49-54 |
WPT (2nd) |
2022-12-05 - 2022-12-06 |
Kyoto |
Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University (Primary: On-site, Secondary: Online) |
Study of Partially Driven Array Antenna with the Coupling Lines Hiroyuki Kamada, Bo Yang, Wenyi Shao, Baku Takahara, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) |
In the design of high-frequency, multi-element phased array antennas, simplification of power supply and phase control i... [more] |
|
RCS, AP, UWT (Joint) |
2022-11-15 14:55 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Influence in Desired Direction of Meta-Surface Reflector by Transmission Antenna Position Doppo Sugimura, Mayumi Yoshino (Dengyo) AP2022-154 |
For the next generation system, in order to improve the service area, an MSR (Meta-Surface Reflector) which can control ... [more] |
AP2022-154 pp.39-44 |
MW |
2022-11-15 10:50 |
Nagasaki |
Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Continuous Class-F/Inverse-Class-F 2-GHz-Band GaN-HEMT Power Amplifiers Using 1-Port CRLH Transmission Lines Eri Tsuji, Soshi Aonuma, Shinichi Tanaka (Shibaura Inst. of Tech.) MW2022-109 |
Highly efficient amplifiers capable of continuously processing harmonics over a wide bandwidth are attracting attention ... [more] |
MW2022-109 pp.1-6 |
MW |
2022-11-15 11:15 |
Nagasaki |
Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Bandwidth Improvement of Power Amplifier Using Dispersion Engineering of 1-Port CRLH Transmission Line Ryota Mogami, Eri Tsuji, Shinichi Tanaka (Shibaura Inst. of Tech.) MW2022-110 |
In our previous paper, we reported a power amplifier using a 1-port CRLH transmission line (TL) as a harmonic tuning cir... [more] |
MW2022-110 pp.7-12 |
RCS |
2022-10-27 10:45 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
Investigation of NOMA-Based Highly-Efficient Low-Latency HARQ Method with Inter-Base Station Cooperation for URLLC Ryota Kobayashi, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-131 |
This paper extends our previously reported non-orthogonal multiple access (NOMA)-based high-efficient and low-latency hy... [more] |
RCS2022-131 pp.19-24 |
ICTSSL, IN, NWS, IEE-SMF |
2022-10-27 15:20 |
Nagano |
Shinshu University (Primary: On-site, Secondary: Online) |
A Study on Sleep Time Determination Method for Landslide Disaster Sensing Data Transmission Scheduling during Heavy Rain Takumi Kondo, Makoto Kobayashi, Koichi Shin, Masahiro Nishi (HCU) ICTSSL2022-20 |
It is important to early provide evacuation notifications to prevent residents from landslide disaster. To provide appro... [more] |
ICTSSL2022-20 pp.18-22 |
AP |
2022-10-20 16:25 |
Gifu |
GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
A Study on the Transmission Directivity Control for the Wireless Power Transmission
-- Linearly Constrained Retrodirective Method -- Katsutoshi Kawai, Tomoyuki Nakasha, Yuuya Tanaka (Kyocera Corp.), Mitoshi Fujimoto (Univ. of Fukui) AP2022-146 |
When the beam wireless power transmission, which can supply power to devices at a distance using microwaves, is used in ... [more] |
AP2022-146 pp.239-244 |
AP, SANE, SAT (Joint) |
2022-07-28 09:25 |
Hokkaido |
Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
A Study on Transmission Power Control for Efficient Two-Way Relay Communication with High-Altitude Platform Station in Space-Air-Ground Integrated Networks Masaki Takahashi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) SAT2022-21 |
Space-air-ground integrated networks (SAGINs) are going to be a key technology of 6G for achieving the goal of global an... [more] |
SAT2022-21 pp.24-29 |
NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-13 14:25 |
Ishikawa |
The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
A Study on Placement and Power Control towards Saving Energy when Using Electric Vehicles as Base Stations in Wireless Mesh Networks in Disaster Scenarios Atsuki Nakashima, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) NS2022-32 |
In recent years, there has been an increase in mobile traffic, causing a higher demand for mobile lines with larger capa... [more] |
NS2022-32 pp.30-34 |
NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 10:10 |
Ishikawa |
The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Local 5G verification test on Shinkansen deadhead line Yusuke Dohi, Masahiro Yamashita, Reiji Ishima (JRE), Koki Senda, Hiroya Matsunaga, Yosuke Sakamoto (NEC) RCC2022-33 NS2022-51 RCS2022-94 SR2022-36 SeMI2022-38 |
There is an increasing need for railway operators to monitor running trains remotely from Operation Control Center. 5G i... [more] |
RCC2022-33 NS2022-51 RCS2022-94 SR2022-36 SeMI2022-38 p.65(RCC), p.120(NS), p.127(RCS), p.73(SR), p.82(SeMI) |
WPT |
2022-03-07 10:05 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Yagi-Uda rectenna applied metasaurface Tamami Maruyama, Koki Shibata, Masashi Nakatsugawa (NIT, Hakodate College) WPT2021-19 |
This paper proposes a novel rectenna array using a metasurface to deliver electric power to IoT terminals by wireless po... [more] |
WPT2021-19 pp.1-4 |