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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2023-10-19 10:00 |
Iwate | Iwate University (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Basic Study of Undersea Position Estimation System Using Single Receiver Shinnosuke Sakaya, Masaharu Takahashi (Chiba Univ.) |
(To be available after the conference date) [more] | |
| AP, MW (Joint) |
2022-09-16 11:00 |
Ehime | The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
Examination of the detection range of pressure ulcers by microwave Hizuru Ogawa, Yusuke Asano, Masaharu Takahashi (Chiba Univ)  AP2022-86 |
[more] | AP2022-86 pp.86-89 |
| AP, SANE, SAT (Joint) |
2022-07-29 10:50 |
Hokkaido | Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
Development of a noncontact bedsore detection system
-- Size detection using wavelet transforms -- Yusuke Asano, Masaharu Takahashi (Chiba Univ.) AP2022-56 |
Bedsores are injuries caused by pressure on the skin for a long time and stagnation of blood flow. The more the damage c... [more] | AP2022-56 pp.125-128 |
| UWT (2nd) |
2022-03-01 13:05 |
Online | Online | Underwater antennas and an application for under-the-ice robots Hiroshi Yoshida (JAMSTEC), Takashi Noisshiki (JRC), Masaharu Takahashi, Ren Yabiku (Chiba Univ.), Ryotaro Suga (NICT), Tatsurou Yonekura, Shunya Tadano (Iwate Univ.) |
[more] | |
| AP | 2022-02-17 10:50 |
Online | Online | [Invited Lecture]
Radio Wave Propagation Characteristics of Millimeter-wave in Railway Environment Kazuki Nakamura, Nagateru Iwasawa, Koki Iwamoto, Yusuke Kawamura, Daisuke Yamaguchi, Takayasu Kitano, Kunihiro Kawasaki (RTRI), Shotaro Yoshida (JRSEC), Masaharu Takahashi (Chiba Univ.) AP2021-161 |
In railways, wireless communication systems are used to communicate between running trains and the ground. Therefore, it... [more] | AP2021-161 pp.16-19 |
| AP | 2022-02-18 10:25 |
Online | Online | [Invited Lecture]
Various decoupling methods between MIMO antennas Part 2. Hiroshi Sato, Yoshio Koyanagi (Panasonic), Masaharu Takahashi (Chiba university), Hisashi Morishita (National Defense Academy) AP2021-169 |
In order to realize large-capacity wireless communication, it is common to install MIMO technology in a small terminal. ... [more] | AP2021-169 pp.61-66 |
| UWT (2nd) |
2021-06-15 15:35 |
Online | Online | Basic Study of Machine Learning for Underwater Location Estimation System Using Electromagnetic Waves Shinnosuke Sakaya, Masaharu Takahashi (Chiba Univ.) |
Water-related accidents are occurring all over the world. In Japan, water accidents occur approximately 1,300 per year. ... [more] | |
| RCS, AP, UWT (Joint) |
2020-11-26 09:25 |
Online | Online | How does underwater antenna work in salty water by applying an electromagnetic field Hiroshi Yoshida (JAMSTEC), Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiang Chen (Tohoku Univ.) AP2020-83 RCS2020-122 |
[more] | AP2020-83 RCS2020-122 pp.56-59(AP), pp.71-74(RCS) |
| RCS, AP, UWT (Joint) |
2020-11-26 09:50 |
Online | Online | Acceleration of Numerical Integration of Electric Field Specialized for Shallow Sea Position Estimation Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2020-84 RCS2020-123 |
The authors have studied shallow a location system in the shallow sea using electromagnetic fields. In this case, it is ... [more] | AP2020-84 RCS2020-123 pp.60-65(AP), pp.75-80(RCS) |
| RCS, AP, UWT (Joint) |
2020-11-26 10:15 |
Online | Online | Verification of Undersea Position Estimation Method Using Received Power Profile at Multiple Sea Surface Positions by Experimental Pseudo Scale Model Ryota Sase, Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2020-85 RCS2020-124 |
The authors have investigated an underwater position estimation system in shallow water that operates in the kHz band. I... [more] | AP2020-85 RCS2020-124 pp.66-71(AP), pp.81-86(RCS) |
| RCS, SR, SRW (Joint) |
2020-03-06 09:50 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
[Invited Lecture]
Challenge for underwater communication using electromagnetic waves Masaharu Takahashi (Chiba Univ.) RCS2019-375 |
[more] | RCS2019-375 p.283 |
| AP, WPT (Joint) |
2020-01-23 09:30 |
Kagawa | Sunport Hall Takamatsu | Circular plane-loaded antenna with short circuit structure Kyohei Yoshida, Hina Watanabe, Daisuke Yamanaka, Rintaro Sasaki, Masaharu Takahashi (Chiba Univ.) AP2019-150 |
Recently, various kinds of the wireless system such as a smartphone, a tablet, and Wi-Fi has increasingly spread. It is ... [more] | AP2019-150 pp.11-14 |
| AP, WPT (Joint) |
2020-01-23 13:35 |
Kagawa | Sunport Hall Takamatsu | Position estimation of capsule endoscope in high-definition numerical human body model Rintaro Sasaki, Masaharu Takahashi (Chiba Univ.) WPT2019-52 |
Capsule endoscopy is less invasive than conventional tube-type endoscopes, and is one of the most widely used imaging to... [more] | WPT2019-52 pp.19-22 |
| AP, WPT (Joint) |
2020-01-24 13:20 |
Kagawa | Sunport Hall Takamatsu | Cavity Slot Antenna for Wireless Power Transmission to Small Sensors on the Human Arm Hina Watanabe, Masaharu Takahashi (Chiba Univ.) AP2019-172 WPT2019-55 |
As an aging, home medical care and nursing have become increasingly important. In the medical field, it is expected to u... [more] | AP2019-172 WPT2019-55 pp.121-124(AP), pp.33-36(WPT) |
| AP | 2019-12-12 13:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Consideration on a Reception of Electromagnetic Wave Signals at the Sea Level in the Shallow Sea Area Nozomu Ishii (Niigata Univ.), Masaharu Takahashi, Ryosuke Kato (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2019-143 |
In order to estimate the position of a diver in a submarine search at the time of a flood accident in shallow water, we ... [more] | AP2019-143 pp.7-12 |
| WPT (2nd) |
2019-10-31 - 2019-11-02 |
Overseas | Xidian University | Analysis of Power Transmission Efficiency of Capsule Endoscope Antenna Kyohei Yoshida, Masaharu Takahashi (Chiba Univ.) |
Current capsule endoscopes use a built-in battery as a power source. It is not preferable to use a battery harmful to a ... [more] | |
| WPT (2nd) |
2019-10-31 - 2019-11-02 |
Overseas | Xidian University | Wireless Power Transmission to Small Sensors on the Human Arm Hina Watanabe, Masaharu Takahashi (Chiba Univ.) |
Recently, home medical care and nursing have become increasingly important for an aging society in Japan. In these field... [more] | |
| MW, AP (Joint) |
2019-09-19 13:35 |
Kanagawa | JAXA (Sagamihara) | Measurement of Phase Distribution between Small Dipole Antennas Immersed in Simulated Sea Water Using Pseudo Scale Model Nozomu Ishii (Niigata Univ.), Masaharu Takahashi, Ryosuke Kato (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2019-72 |
The authors deal with the problem of position estimation in the sea using electromagnetic waves as one of the applicatio... [more] | AP2019-72 pp.13-18 |
| AP | 2019-08-22 14:35 |
Hokkaido | Hokkai-Gakuen Univ. | Design and Evaluation of Antennas in Seawater Qiang Chen, Hiroyasu Sato (Tohoku Univ.), Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Hiroshi Yoshida (JAMSTEC) AP2019-60 |
[more] | AP2019-60 pp.69-71 |
| AP | 2019-08-22 15:00 |
Hokkaido | Hokkai-Gakuen Univ. | 3D Pattern Measurement of an Underwater Dipole Antenna Using Pseudo Scale Model Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2019-61 |
Electromagnetic field distribution in the sea should be essentially measured when developing a system that uses electrom... [more] | AP2019-61 pp.73-78 |
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