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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, WPT (Joint) |
2025-01-23 10:30 |
Shimane | Rokan, Matsue (Primary: On-site, Secondary: Online) |
Microstrip antenna for ocean sensor network at 2.4GHz band
-- Mutual influence with GPS antenna -- Yoshihiro Arikawa, Takafumi Fujimoto, Chai-Eu Guan (Nagasaki Univ.), Yoko Maemura (Univ. of Nagasaki) |
[more] | |
| AP | 2024-10-17 12:50 |
Fukuoka | ACROS Fukuoka (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Gain Enhancement of A Circularly Polarized Printed Monopole Antenna for UWB High Band Kaoru Mine, Takafumi Fujimoto, Zin Mar Phyo, Chai-Eu Guan (Nagasaki Univ.)  AP2024-95 |
The authors have studied a circularly polarized printed circuit board monopole antenna (PMA) for UWB. However, this ante... [more] | AP2024-95 pp.105-106 |
| AP | 2024-10-17 12:50 |
Fukuoka | ACROS Fukuoka (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Vivaldi antenna for crack detection in concrete Yusuke Inoue, Takafumi Fujimoto, Chai-Eu Guan, Toshiyuki Tanaka (Nagasaki Univ.) AP2024-110 |
[more] | AP2024-110 pp.147-148 |
| AP | 2024-10-17 12:50 |
Fukuoka | ACROS Fukuoka (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Omnidirectional Microstrip Antenna in 2.4GHz Band for Ocean Wireless Sensor Network Yoshihio Arikawa, Takafumi Fujimoto, Chai-Eu Guan (Nagasaki Univ.), Yoko Maemura (Univ. of Nagasaki) AP2024-111 |
[more] | AP2024-111 pp.149-150 |
| RCS, AP, UWT (Joint) |
2022-11-17 14:35 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Microstrip Antenna for Ocean Sensor Network Kosuke Takao, Takafumi Fujimoto, Chai-Eu Guan (Nagasaki Univ.) AP2022-170 |
[more] | AP2022-170 pp.128-132 |
| SANE | 2022-07-01 15:15 |
Ibaraki | (Primary: On-site, Secondary: Online) |
A study on traffic detection from the side by millimeter-wave radar Toshifumi Moriyama, Daichi Tsurumoto, Takaya Higashida, Takafumi Fujimoto, Yoichi Ishizuka (Nagasaki Univ.) SANE2022-19 |
[more] | SANE2022-19 pp.21-26 |
| AP, RCS (Joint) |
2021-11-12 09:30 |
Nagasaki | NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
A Printed-Inverted F Antenna Combined with Two L-Shaped Elements for Dual Band Circular Polarization Jun Tochiki, Takafumi Fujimoto, Guan Chai Eu (Nagasaki Univ) AP2021-120 |
The authors have proposed a printed IFA (Inverted F antenna) for dual band circular polarization. In our previous study,... [more] | AP2021-120 pp.103-106 |
| AP, RCS (Joint) |
2021-11-12 09:55 |
Nagasaki | NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
A compact and broadband printed monopole antenna for circular polarization Naoto Otsuka, Takafumi Fujimoto, Chai-Eu Guan (Nagasaki Univ.) AP2021-121 |
Authors have proposed a printed elliptical monopole antenna for circular polarization. The radiation characteristics of ... [more] | AP2021-121 pp.107-111 |
| AP | 2021-02-18 14:25 |
Online | Online | [Tutorial Lecture]
Compact printed inverted-F antenna for circular polarization Takafumi Fujimoto (Nagasaki Univ.) AP2020-119 |
In this paper, the evaluation approach in the bandwidth and the antenna size is discussed for printed compact circularly... [more] | AP2020-119 pp.17-22 |
| SANE | 2021-01-29 10:30 |
Online | Online | Study on Vivaldi Antenna for Underground Exploration Hirofumi Kusumoto, Takafumi Fujimoto, Chai-Eu Guan, Toshiyuki Tanaka (Nagasaki Univ.) SANE2020-46 |
[more] | SANE2020-46 pp.48-51 |
| EMCJ, IEE-EMC | 2020-01-24 14:35 |
Ehime | tudy on moisture sensor for landslide monitoring ⅳ Shion Baba, Toshiyuki Tanaka, Takafumi Fujimoto, Takahiro Hirano (Nagasaki Univ.) EMCJ2019-89 |
[more] | EMCJ2019-89 pp.47-51 |
|
| EE, OME, CPM | 2019-11-26 09:45 |
Tokyo | Japan Society for the Promotiton of Machine Industry | Wireless Power Supply System for Sensors with Rectenna for Outdoor Wireless Sensor Networks Ryoma Takaesu, Yoichi Ishizuka, Guan Chai-Eu, Takafumi Fujimoto, Satoshi Sugimoto, Shohei Iwasaki (Nagasaki Univ.) EE2019-37 CPM2019-79 OME2019-23 |
In this study, we propose a ground / soil monitoring system using wireless sensor network as a new countermeasure agains... [more] | EE2019-37 CPM2019-79 OME2019-23 pp.7-12 |
| WPT, EE (Joint) |
2019-10-09 11:05 |
Shiga | Ryukoku Extension Center, Ryukoku University | A study on magnitude of near electromagnetic fields in printed antennas Norihide Ikeda, Takafumi Fujimoto, Chai-Eu Guan, Youichi Ishizuka, Tomoyuki Fujishima, Satoshi Sugimoto, Shohei Iwasaki (Nagasaki Univ.) WPT2019-27 |
In this paper, the near field of the printed monopole antenna with a reflector and the microstrip antenna are discussed.... [more] | WPT2019-27 pp.1-5 |
| SANE | 2019-01-24 13:50 |
Nagasaki | Nagasaki Prefectural Art Museum | Antenna system for estimation of fresh concrete components
-- Part 5 -- Shion Baba, Takumu Fukayama, Takahiro Hirano, Takafumi Fujimoto, Toshiyuki Tanaka (Nagasaki Univ.) SANE2018-92 |
[more] | SANE2018-92 pp.13-18 |
| SANE | 2019-01-24 14:15 |
Nagasaki | Nagasaki Prefectural Art Museum | Crack detection in concrete using electromagnetic waves under various conditions Genki Horiguchi, Shoutaro Inoue, Toshiyuki Tanaka, Takafumi Fujimoto (Nagasaki Univ.), Takeru Oohashi, Eisuke Haruta (IHI) SANE2018-93 |
[more] | SANE2018-93 pp.19-24 |
| EMCJ, WPT (Joint) |
2018-06-14 16:20 |
Nagasaki | Utilization of rectenna in wireless sensor network for erosion monitoring Shintaro Uto, Guan Chai Eu, Takafumi Fujimoto, Yoichi Ishizuka, Toshihiro Okumatsu, Tomoyuki Fujishima, Satoshi Sugimoto, Shohei Iwasaki (Nagasaki Univ.) WPT2018-13 |
In this study, a wireless sensor network system for erosion monitoring of the bridge is proposed. This system consists o... [more] | WPT2018-13 pp.19-22 |
|
| AP | 2018-05-17 10:25 |
Kumamoto | Kumamoto Univ. | Compact and Broadband Printed Monopole Antenna for Circular Polarization Takashi Kawamoto, Keigo Shimizu, Yusuke Urushizaki, Takafumi Fujimoto (Nagasaki Univ.) AP2018-15 |
[more] | AP2018-15 pp.13-16 |
| ASN | 2018-01-31 14:20 |
Oita | Yufugo-kan (Oita) | Rectenna for a Hard-Reset Circuit of Node Terminals in Wireles Sensor Network Jumpei Miike, Takafumi Fujimoto, Yoichi Ishizuka, Fujishima Tomoyuki, Satoshi Sugimoto, Shouhei Iwasaki, Yuki Nishikawa (Nagasaki Univ.) ASN2017-113 |
Authors have proposed wireless sensor network for monitoring slope. When malfunctions occur in the node terminals, the t... [more] | ASN2017-113 pp.169-174 |
| ASN | 2018-01-31 15:10 |
Oita | Yufugo-kan (Oita) | Study of Wireless Sensor Network for Modeling of Slope Field Yuki Nishikawa, Yoichi Ishizuka, Satoshi Sugimoto, Shohei Iwasaki, Takafumi Fujimoto, Tomoyuki Fujishima (Nagasaki Univ), Koichiro Yamashita, Takahisa Suzuki (Fujitsu Lab) ASN2017-115 |
This paper presents implementation report for slope monitoring on Wireless Sensor Network (WSN) system by use of IEEE802... [more] | ASN2017-115 pp.181-186 |
| EMCJ | 2018-01-18 15:25 |
Okayama | Fundamental study on soil moisture measurement using pulse arrival time Toahiyuki Tanaka, Takahiro Hirano, Shion Baba, Takafumi Fujimoto (Nagasaki Univ.) EMCJ2017-93 |
[more] | EMCJ2017-93 pp.31-36 |
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