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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP (2nd) |
2023-12-07 15:20 |
Wakayama | Kiboukan (Nanki Shirahama) | Performance Evaluation of Adaptive Control Matching Circuits in Small-sized Heart Rate Modules with VHF Band Small Loop Antennas Saki Wada, Hidetoshi Makimura, Kengo Nishimoto, Yoshio Inasawa (MELCO) |
One method for acquiring heart rate variability in a non-contact manner involves using a radio wave sensor. This paper r... [more] | |
| AP, RCS (Joint) |
2023-11-15 11:30 |
Kumamoto | Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Evaluation of Adaptive Control Matching Circuits in Small-Sized Heartbeat Modules with VHF Small Loop Antennas. Saki Wada, Kengo Nishimoto, Yoshio Inasawa (MELCO)  AP2023-132 |
There is a radio wave sensor as one of the methods to acquire RRIs without contact. A module has been developed that use... [more] | AP2023-132 pp.17-21 |
| WPT | 2023-03-17 15:25 |
Kyoto | Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
500 MHz band rectennas with the folded dipole antenna and the small loop antenna Takumi Itoh, Kaito Matsuda, Naoki Sakai, Kenji Itoh (KIT), Minoru Sudo, Fumiyasu Utsunomiya, Yusuke Takeuchi (ABLIC) WPT2022-61 |
In this report, the prototyped rectennas for energy harvesting systems using radio waves of the digital terrestrial broa... [more] | WPT2022-61 pp.133-137 |
| MW | 2022-03-03 11:45 |
Online | Online | Rectifier diode model for low power rectennas Takumi Itoh, Tsubasa Yonemura, Naoki Sakai, Kenji Itoh (KIT) MW2021-118 |
In this report, a rectifier diode model is discussed for low power rectennas. Rectennas with small loop antennas have te... [more] | MW2021-118 pp.42-47 |
| MW, AP (Joint) |
2021-09-10 15:40 |
Online | Online | A 920MHz band rectenna with impedance transformed small loop antenna Yuki Muramoto, Naoki Sakai, Kenji Itoh (KIT) MW2021-37 |
Small loop antennas have technical features of miniaturized size and less degradation with closing ground metals or huma... [more] | MW2021-37 pp.24-29 |
| WBS, MICT | 2021-07-30 14:45 |
Online | Online | RRI Measurement Results of Several Persons by a VHF-band Small Loop Antenna with an Adaptive Matching Circuit Saki Wada, Kengo Nishimoto, Yasuhiro Nishioka, Yoshio Inasawa (Mitsubishi Electric) WBS2021-30 MICT2021-23 |
There is a radio wave sensor as one of the methods to acquire RRIs without contact. We use a small VHF band antenna that... [more] | WBS2021-30 MICT2021-23 pp.45-48 |
| AP, WPT (Joint) |
2020-01-23 09:00 |
Kagawa | Sunport Hall Takamatsu | Symmetrical Folded Monopole Antenna with parasitic elements Takuya Miyasaka, Hiroaki Sakamoto, Shingo Yamaura, Shu Nishioka (Mitsubishi Electric Corp.) AP2019-148 |
In the small antenna competition hosted by A·P, the average actual gain of antennas in any one direction competes from 1... [more] | AP2019-148 pp.1-6 |
| EMCJ, EMD, WPT, PEM (Joint) [detail] |
2019-07-19 15:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | The 920MHz band low power rectenna with the dual loop antenna Shogo Sakashita, Naoki Sakai, Kenji Itoh (KIT) WPT2019-23 |
In this paper, the 920MHz band low power rectenna with the dual loop antenna is described. The dual loop antenna is cons... [more] | WPT2019-23 pp.7-12 |
| AP | 2019-06-20 14:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Study on a VHF-band Small Loop Antenna with Adaptive Control of the Matching Circuit for Heart Rate Sensor Saki Wada, Kengo Nishimoto, Yasuhiro Nishioka, Naofumi Yoneda (Mitsubishi Electric Corp.) AP2019-18 |
Vital signs of the body are related to mental stress conditions. The variation of the R-R interval (peak-to-peak interva... [more] | AP2019-18 pp.19-22 |
| MW (2nd) |
2018-06-27 - 2018-06-29 |
Overseas | KMITL, Bangkok, Thailand | [Poster Presentation]
Improved Small Loop Antenna for Automated Weather Observing System Sansoen Koedkaen, Matthawasinee Kowatcharakul, Sarin Juangmutita, Pisit Janpangngern, Chuwong Phongcharoenpanich (KMITL) |
Automated Weather Observing System (AWOS) is used for aerial survey and reporting which is required in every airports. O... [more] | |
| AP (2nd) |
2015-12-18 09:15 |
Okinawa | Miyako Island Marine Terminal | Comparison between Wheeler, reflection methods and related techniques for evaluating radiation efficiency of small antennas Toshiki Konno, Nozomu Ishii (Niigata Univ.) |
In this report, we compare various formulas to estimate the radiation efficiency based upon Wheeler and reflection metho... [more] | |
| AP | 2015-06-11 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Miniaturization of horizontal polarization omni-directional antenna by characteristic modes analysis Hiroyuki Arai, Shen Wang (YNU) AP2015-36 |
Omni-directional horizontal polarization antenna is given by the small loop, the notch array and Halo antenna. The patte... [more] | AP2015-36 pp.25-28 |
| SRW | 2014-12-17 13:00 |
Kanagawa | Keio University | [Invited Talk]
A small multi-band antenna for wireless sensor networks Kenichi Kagoshima, Shigeki Takeda, Masahiro Umehira (Ibaraki Univ.) SRW2014-35 |
Wireless sensor networks, which are sometimes called “M2M”or “IoT”, have been growing as the fundamental system in the s... [more] | SRW2014-35 pp.1-6 |
| AP, MW (Joint) |
2014-09-19 09:45 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | [Invited Lecture]
Magnetic Current Source by Using Metamaterial Composed of Multi-Layer Ceramic Capacitors Naobumi Michishita, Tuan Hung Nguyen, Hisashi Morishita (National Defense Academy) AP2014-100 MW2014-90 |
In recent years, metamaterials are strongly expected to be useful for antenna miniaturization. In general, to be used in... [more] | AP2014-100 MW2014-90 pp.39-42(AP), pp.31-34(MW) |
| EMCJ | 2012-09-07 16:05 |
Hokkaido | Hkkaido Univ. | Estimation Method of Receiving Sensitivity caused by the Electro-magnetic wave radiated from the Devices mounted on the Portable Radio Yuiko Yokoyama (NEC Saitama), Ryoh Itoh (NEC CASIO Mobile Communications), Eiji Hankui (NEC) EMCJ2012-61 |
RX band electro-magnetic wave radiated from the digital devices mounted on the portable radio causes the Intra-EMC probl... [more] | EMCJ2012-61 pp.51-56 |
| AP, SAT (Joint) |
2012-07-27 15:20 |
Hokkaido | Hokkaido Univ. | A study on the radiation efficiency of the loop antenna for the small terminals Kohei Ogasawara, Jun Ohta, Yusuke Okoshi, Toshiyuki Maeyama (Takushoku Univ.) AP2012-62 |
By the miniaturization of mobile terminals， ground plane required for the radiation of the antenna has been limited． In ... [more] | AP2012-62 pp.185-190 |
| AP | 2012-01-18 11:00 |
Fukuoka | Kyushu Inst. of Tech. | The loop antenna proposed for the small terminal Kohei Ogasawara, Yusuke Okoshi, Toshiyuki Maeyama (Takushoku Univ.) AP2011-149 |
In recent years, miniaturization of devices is Large impact on the antenna radiation dependent on the ground plane. As a... [more] | AP2011-149 pp.19-24 |
| SANE | 2005-10-25 11:45 |
Nagasaki | Nagasaki Univ. | Reduction of surface clutter in subsurface radar using small loop antenna Takashi Miwa, Kenji Kimura, Yoshiki Yamakoshi (Gunma Univ.) |
Recently, an importance of application of GPR to landmine detection has been increasing. The surface-clutter generated ... [more] | SANE2005-56 pp.19-24 |
| EMCJ | 2005-01-21 10:55 |
Okinawa | NiCT Okinawa Subtropical Environment Remote Sensing Center | Comparison between 3-antenna and Impedance Methods for the Magnetic Antenna Factor of a Small Half-loop Antenna on a Ground Plane Masanori Ishii, Masanobu Hirose, Koji Komiyama (AIST) |
Various methods have been proposed and investigated before, to evaluate the magnetic antenna factor of a small circular ... [more] | EMCJ2004-135 pp.25-29 |
| AP | 2004-09-09 14:30 |
Kanagawa | National Defense Academy in JAPAN | Characteristics of built-in folded monopole antenna for handsets(2) Shogo Hayashida, Tomoki Tanaka, Hisashi Morishita (NDA), Yoshio Koyanagi (Panasonic), Kyohei Fujimoto (FAIS) |
A folded loop antenna for handset has been introduced as one of balance-fed antenna for handsets, which is very effectiv... [more] | AP2004-128 pp.23-28 |
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