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All Technical Committee Conferences  (Searched in: All Years)

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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 235  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
NS, RCS
(Joint)
2024-12-19
17:15
Hokkaido Hakodate Arena + Online
(Primary: On-site, Secondary: Online)
Energy Efficiency Improvement by Transmission Parameter Selection Using Reinforcement Learning in LoRa Systems
Ryota Ariyoshi (UEC), Mikio Hasegawa (TUS), Tomoaki Ohtsuki (Keio Univ.), Aohan Li (UEC) RCS2024-188
(To be available after the conference date) [more] RCS2024-188
pp.74-79
WBS, ITS, RCC 2024-12-04
12:40
Kagoshima Kagoshima Prefectural Culture Center
(Primary: On-site, Secondary: Online)
[Invited Lecture] Challenges and prospects of communication technology supporting electric power infrastructure
Daiji Kawashima, Rinzou Yamaoka, Hiroaki Yamaguchi, Yuta Hiramatsu (Kyushu Electric Power Transmission and Distribution) WBS2024-37 ITS2024-18 RCC2024-42
The transmission and distribution companies build, maintain, and operate their own communication networks for power cont... [more] WBS2024-37 ITS2024-18 RCC2024-42
p.38
MIKA
(3rd)
2024-10-28
15:40
Okayama Okayama Convention Center [Poster Presentation] The Flight Control Experiment of a Drone Using a Light Source Position Estimation System
Ryo Goto, Takayuki Matsumuro, Kazunobu Serizawa, Susumu Ano, Satoru Shimizu (ATR)
In recent years, drones have been utilized across various fields, including industry, agriculture, and disaster response... [more]
CQ, MIKA
(Joint)
2024-09-25
15:50
Hokkaido
(Primary: On-site, Secondary: Online)
Study on Efficient Wireless Power Transfer Using Remaining Battery Capacity Feedback
Takahiro Matsuda, Yuna Sawada, Shino Shiraki (TMU), Shigeo Shioda (Chiba Univ.), Takefumi Hiraguri (NIT), Kazuki Maruta (TUS), Tomotaka Kimura (Doshisha Univ.) CQ2024-56
We propose a transmission control method for wireless power transfer (WPT) that sends a radio signal according to the re... [more] CQ2024-56
pp.69-74
IN, RCS, NV
(Joint)
2024-05-31
15:05
Fukuoka Fukuoka University [Encouragement Talk] NOMA-Based Highly-Efficient Low-Latency HARQ Method with Inter-Base Station Cooperation for URLLC
Kenichi Higuchi, Ryota Kobayashi, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic Holdings) RCS2024-27
This paper extends our previously reported non-orthogonal multiple access (NOMA)-based highly-efficient and low-latency ... [more] RCS2024-27
pp.57-63
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
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