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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE | 2024-01-18 11:30 |
Miyagi | (Primary: On-site, Secondary: Online) |
Drone Flight Guidance Method Using Millimeter Wave Radar Tatsuya Iizuka (NTT), Takuya Sasatani (UT), Naoko Kosaka, Naoto Endo, Hiroshi Matsubara, Masaki Hisada (NTT), Yoshihiro Kawahara (UT) |
[more] | |
| CAS, MSS, IPSJ-AL [detail] | 2019-11-28 16:10 |
Fukuoka | Implementation of the exclusive OR of copper tape circuits using cylindrical origami Fuminori Okuya, Yoshihiro Kawahara (Tokyo Univ.)  CAS2019-52 MSS2019-31 |
[more] | CAS2019-52 MSS2019-31 pp.59-64 |
|
| SRW, SeMI, CNR (Joint) |
2019-11-06 17:30 |
Tokyo | Kozo Keisaku Engineering Inc. | Feature Value Extraction of Fruit Trees for Crop Estimation Using 3D Point Cloud Extended Voxel Space Analysis Kaoru Senda, Ryo Shigeta, Wei Guo, Yoshihiro Kawahara (U-Tokyo) SeMI2019-98 |
Data sensed by UAV or LiDAR remotely are utilized to extract 3D structure of plant for agriculture. For example, it is i... [more] | SeMI2019-98 pp.145-150 |
| COMP | 2019-10-25 11:15 |
Hokkaido | Sapporo Campus, Hokkaido University | Robustness by simplification of a combinational circuit that constitutes a repetitive transition by using its output as its input Fuminori Okuya, Yoshihiro Kawahara (UTokyo) COMP2019-21 |
[more] | COMP2019-21 pp.27-34 |
| WPT, MW | 2019-04-22 13:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study on a Control Method of Transmitter Arrays for Suppressing Magnetic Field Leakage from Wireless Power Transfer Systems Daisuke Kobuchi, Yoshiaki Narusue, Yoshihiro Kawahara, Hiroyuki Morikawa (Univ.Tokyo) WPT2019-1 MW2019-1 |
Wireless power transfer using magnetic resonant coupling with a transmitter array can maintain high power transfer effi... [more] | WPT2019-1 MW2019-1 pp.1-6 |
| ASN, SRW (Joint) |
2018-11-05 11:15 |
Tokyo | Tokyo Denki University, Tokyo Senju Campus | Soil moisture content estimation on irrigation strategy analysis for optimal crop management Kosuke Oda, Ryo Shigeta, Yoshihiro Kawahara (UT) ASN2018-54 |
Irrigation management is crucial factor to improve farming productivity, and highly skilled farmers have acquired mostly... [more] | ASN2018-54 pp.13-18 |
| ASN, SRW (Joint) |
2018-11-05 11:40 |
Tokyo | Tokyo Denki University, Tokyo Senju Campus | Bayesian optimization on dynamic problems for searching optimal climate recipe in completely controlled plant factory Koki Isokawa, Ryo Shigeta, Yoshihiro Kawahara (UT) ASN2018-55 |
[more] | ASN2018-55 pp.19-24 |
| WPT, EE (Joint) |
2018-10-04 16:40 |
Kyoto | Kyoto Univ. Uji Campus | [Invited Lecture]
Design and Implementation of Wireless Powered Plarail Using 1MHz Magnetic Resonant Coupling Wireless Power Transfer Kazunobu Sumiya, Yuki Nishizawa, Takuya Sasatani, Ryo Takahashi, Yoshiaki Narusue, Yoshihiro Kawahara (U-Tokyo) WPT2018-50 |
We report a wirelessly powered plastic train system using 1MHz magnetic resonance coupling, which participated in the co... [more] | WPT2018-50 pp.111-114 |
| AP, MW (Joint) |
2018-09-21 11:20 |
Tokyo | Tokyo Tech | Resonator Design Method Based on the Optimum Mesh Current Distribution for Magnetically Coupled Wireless Power Transfer MIsaki Fujishrio, Yoshiaki Narusue, Yoshihiro Kawahara, Hiroyuki Morikawa (The Univ. of Tokyo) AP2018-85 |
Resonator design for wireless power transfer depends on engineers' intuition, experience and trial and error design proc... [more] | AP2018-85 pp.25-30 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-11 14:00 |
Hokkaido | Hakodate Arena | [Encouragement Talk]
Bayesian Optimization for Searching for the Optimal Climate Recipe in Completely Controlled Plant Factory Tatsuya Iizuka, Ryo Shigeta, Yoshihiro Kawahara (Tokyo Univ.) ASN2018-24 |
A data-driven method for improving the productivity in plant factories is desired. The environmental response including ... [more] | ASN2018-24 pp.47-52 |
| ICD, CPSY, CAS | 2017-12-14 14:50 |
Okinawa | Art Hotel Ishigakijima | Luciola: A Millimeter-Scale Light-Emitting Particle Moving in Mid-Air Based on Acoustic Levitation and Wireless Powering Yuki Uno, Hao Qiu, Toru Sai, Shunta Iguchi, Yota Mizutani, Takayuki Hoshi, Yoshihiro Kawahara (Univ. of Tokyo), Yasuaki Kakehi (Keio Univ.), Makoto Takamiya (Univ. of Tokyo) CAS2017-75 ICD2017-63 CPSY2017-72 |
Luciola is developed as a new proposal of a mid-air display drawing 3D characters. Luciola is a light-emitting particle ... [more] | CAS2017-75 ICD2017-63 CPSY2017-72 pp.63-68 |
| ASN | 2017-11-16 13:25 |
Yamagata | Evaluation of communication stability of 920 MHz band IEEE802.15.4g in a buried type sensor for turf management Takumi Nishiyasu, Ryo Shigeta, Yoshihiro Kawahara (U-Tokyo) ASN2017-67 |
[more] | ASN2017-67 pp.29-33 |
|
| ASN | 2017-11-16 13:50 |
Yamagata | Thermal/Electric Circuit Model and Evaluation of Thermal Electric Power Generation using Soil Temperature Difference Natsuki Ikeda, Ryo Shigeta, Junichiro Shiomi, Yoshihiro Kawahara (U-Tokyo) ASN2017-68 |
In battery-driven sensor systems, labor cost for battery replacements is a serious matter for reducing operational cost,... [more] | ASN2017-68 pp.35-40 |
|
| ASN | 2017-11-16 14:15 |
Yamagata | Modeling of Plant Growth in Completely Controlled Plant Factories by Partially Observed Markov Model Tatsuya Iizuka, Ryo Shigeta, Yoshihiro Kawahara (U-Tokyo) ASN2017-69 |
[more] | ASN2017-69 pp.41-46 |
|
| ASN | 2017-11-16 15:20 |
Yamagata | [Poster Presentation]
Measurement Depth Selectable Soil Moisture Profile Probe with Compatible Sensor Electrodes Ryo Shigeta (U-Tokyo), Naoya Miyamoto (SenSprout), Yoshihiro Kawahara (U-Tokyo) ASN2017-72 |
Precise soil management based on sensor data contributes to enhance farming productivity. Various soil parameters in mul... [more] | ASN2017-72 pp.59-64 |
|
| ASN | 2017-11-17 10:50 |
Yamagata | [Poster Presentation]
Implementation of Multiple Measurement Circuit for Agriculture and Application for Self-Calibration Water Level Measurement Using Thin Film in Paddy Field Kouta Suzuki, Ryo Shigeta (The Univ. of Tokyo), Naoya Miyamoto (SenSprout), Kazuhiro Sasaki, Yoshihiro Kawahara (The Univ. of Tokyo) ASN2017-77 |
There is a huge demand to deploy a number of sensors in agriculture. In order to acquire various data of agriculture wit... [more] | ASN2017-77 pp.121-126 |
|
| EMCJ, WPT, PEM (Joint) |
2016-11-24 09:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Investigation on Electrode Configurations for a Capacitive Power Transfer System Using a Receiver Array and a Sheet Transmitter Yota Mizutani, Takuya Sasatani, Yoshiaki Narusue, Yoshihiro Kawahara, Tohru Asami (U-Tokyo) WPT2016-38 |
Some methods that change the state of transmission resonators have been proposed to transfer electric power to devices w... [more] | WPT2016-38 pp.7-11 |
| ASN | 2016-11-18 09:10 |
Aichi | Nagoya University | [Encouragement Talk]
Sensor Node Position Estimation for UAV-assisted Wireless Power Transfer on Agricultural Sensor Systems Ryo Shigeta, Kouta Suzuki, Yoshihiro Kawahara, Tohru Asami (U-Tokyo) ASN2016-54 |
In this paper, we present a battery-less agricultural sensor system that is wirelessly powered from unmanned aerial vehi... [more] | ASN2016-54 pp.73-78 |
| ASN | 2016-11-18 09:30 |
Aichi | Nagoya University | Localization by a Web Camera for Low-cost Agricultural Mobile Robots Kazunobu Sumiya, Ryo Shigeta, Yoshihiro Kawahara, Toru Asami (U-Tokyo), Naoki Kabaya (WorkRobot) ASN2016-55 |
Robust and accurate self-localization is required for autonomous mobile robots to complete their tasks in various fields... [more] | ASN2016-55 pp.79-84 |
| ASN | 2016-11-18 10:30 |
Aichi | Nagoya University | Low-cost water level sensor based on simple TDR using reflection time measurement by mass-produced microcontroller Kouta Suzuki, Ryo Shigeta, Yoshihiro Kawahara, Tohru Asami (The Univ. of Tokyo) ASN2016-58 |
Low-cost water level sensor is necessary for a large scale deployment of water level management in many fields.Conventio... [more] | ASN2016-58 pp.97-102 |
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