Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
PEM (Workshop) |
2023-11-27 - 2023-11-28 |
Hokkaido |
Hokkaido Univ. Frontier Research in Applied Sciences Building |
36-GHz electric field imaging using an electro-optic imaging system based on polarization CMOS image sensor Ryoma Okada (NAIST), Maya Mizuno (NICT), Hironari Takehara (NAIST), Makito Haruta (NAIST/Chitose Inst. Sci. Tech.), Hiroyuki Tashiro (NAIST/Kyushu Univ.), Jun Ohta, Kiyotaka Sasagawa (NAIST) |
In this study, we developed an imaging system that can detect polarization modulation with high sensitivity and demonstr... [more] |
|
US |
2023-10-18 15:30 |
Miyagi |
Tohoku Univ. and Online (Primary: On-site, Secondary: Online) |
Deglutition Analysis Method by Template Matching of Ultrasound B-mode Images Sayaka Kawakami, Akari Sawada, Jun Ohta, Takuro Ishii, Yukio Katori, Yoshifumi Saijo (Tohoku Univ.) US2023-41 |
There has been a lack of adequate quantitative method for evaluating the deglutition function in patients with dysphagia... [more] |
US2023-41 pp.19-23 |
BioX, ITE-ME, ITE-IST [detail] |
2019-06-06 13:30 |
Ishikawa |
Kanazawa University |
Application of near infrared colorization technique for fundus cameras Jun Ohta, Hironari Takehara, Makito Haruta, Kiyotaka Sasagawa (NAIST), Hirofumi Sumi (Univ. Tokyo), Motoshi Sobue (nanolux), Ryo Kawasaki, Kohji Nishida (Osaka Univ.) |
[more] |
|
MBE, NC (Joint) |
2018-11-22 15:50 |
Kyoto |
|
Electrochemical impedance property of implantable porous electrode during short-term in vivo stimulation for visual prosthesis with suprachoroidal transretinal stimulation Shuhei Nomura (Teikyo Univ/Kyushu Univ), Hiroyuki Tashiro (Kyushu Univ.), Yasuo Terasawa (NIDEK), Jun Ohta (NAIST) MBE2018-47 |
Visual prothesis is a medical device that restores lost visual function by electrical stimulation to the visual nervous ... [more] |
MBE2018-47 pp.55-60 |
NC, MBE (Joint) |
2018-10-20 11:20 |
Miyagi |
Tohoku Univ. |
Fundamental study on equivalent circuit model for electrochemical characterization of implantable porous electrode used in retinal prosthesis with suprachoroidal transretinal stimulation Shuhei Nomura (Teikyo Univ/ Kyushu Univ), Hiroyuki Tashiro (Kyushu Univ), Yasuo Terasawa (NIDEK), Jun Ohta (NAIST) MBE2018-31 |
Visual prothesis is a medical device that restores lost visual function via electrical stimulation to the visual nervous... [more] |
MBE2018-31 pp.23-28 |
CAS, NLP |
2018-10-18 16:05 |
Miyagi |
Tohoku Univ. |
[Invited Talk]
Technologies for near-infrared color high speed selfie fundus camera Hironari Takehara (NAIST), Hirofumi Sumi (UTokyo), Daiki Shirahige, Kiyotaka Sasagawa, Takashi Tokuda (NAIST), Yoshihiro Watanabe (Tokyo Tech), Norimasa Kishi, Masatoshi Ishikawa (UTokyo), Jun Ohta (NAIST) CAS2018-47 NLP2018-82 |
[more] |
CAS2018-47 NLP2018-82 pp.57-60 |
OPE |
2017-12-08 11:30 |
Okinawa |
|
1000fps Vision System and Its Impact on Various Intelligent Applications
-- Next-generation Fundus Camera with High Speed Imaging -- Hirofumi Sumi (UT), Shunsuke Miyazaki, Hironari Takehara, Kiyotaka Sasagawa, Takashi Tokuda (NAIST), Norimasa Kishi, Yoshihiro Watanabe (UT), Shingo Kagami (TU), Jun Ohta (NAIST), Masatoshi Ishikawa (UT) OPE2017-114 |
This paper is described that development of next-generation fundus camera with high frame rate of intelligent imaging te... [more] |
OPE2017-114 pp.125-130 |
MBE, NC (Joint) |
2017-11-25 10:50 |
Miyagi |
Tohoku University |
Analysis of Electrochemical Properties of Stimulation Electrode for Visual Prosthesis in Chronic Stimulation Mariko Kuwabara (NAIST), Hiroyuki Tashiro (Kyushu Univ.), Yasuo Terasawa, Yukari Nakano (Nidek), Jun Ohta (NAIST) MBE2017-51 |
Visual prosthesis is a device that reproduces a lost vision by electrical stimulation to the visual nervous system via m... [more] |
MBE2017-51 pp.23-28 |
MBE |
2017-01-28 09:30 |
Fukuoka |
Kyushu University |
In vivo analysis of electrode-surface characteristic for evoked potential recording using electrochemical impedance spectroscopy to evaluate the safety of visual prostheses Mariko Kuwabara (Kyushu Univ.), Hiroyuki Tashiro (Kyushu Univ./NAIST), Yasuo Terasawa, Yukari Nakano (Nidek), Yurina Yoshimura (Kyushu Univ.), Kouji Osawa (Nidek), Toshihiko Noda, Takashi Tokuda, Jun Ohta (NAIST) MBE2016-74 |
Safety evaluation is important for development of visual prostheses. Safety assessment requires understanding the long-t... [more] |
MBE2016-74 pp.25-29 |
ICD, SDM, ITE-IST [detail] |
2016-08-02 14:05 |
Osaka |
Central Electric Club |
[Invited Talk]
Features of retinal prosthesis using suprachoroidal transretinal stimulation
-- from an electrical circuit perspective -- Yasuo Terasawa, Kenzo Shodo, Koji Osawa (Nidek), Jun Ohta (NAIST) SDM2016-59 ICD2016-27 |
Several research groups globally have been developing retinal prostheses since the 1990s. We have been developing a reti... [more] |
SDM2016-59 ICD2016-27 pp.77-79 |
MI |
2015-11-11 14:30 |
Nara |
NAIST |
Automatic determination of blood flow velocity in brain microvessel of rat
-- Comparison of the multiple automatic determination -- Haruka Dejima, Tetsuo Sato, Makito Haruta, Hitomi Nakazawa, Takashi Tokuda, Jun Ohta, Shigehiko Kanaya (NAIST) MI2015-65 |
Functional Magnetic Resonance Imaging (fMRI) and Positron Emission Tomography (PET) are often used for imaging particula... [more] |
MI2015-65 pp.37-41 |
MI |
2015-07-15 15:10 |
Hokkaido |
Sun Refle Hakodate |
Automatic determination of blood flow velocity in brain microvessel of rat using a small implantable CMOS imaging device Haruka Dejima, Tetsuo Sato, Makito Haruta, Hitomi Nakazawa, Takashi Tokuda, Jun Ohta, Shigehiko Kanaya (NAIST) MI2015-45 |
Functional Magnetic Resonance Imaging (fMRI) and Positron Emission Tomography (PET) are often used for imaging particula... [more] |
MI2015-45 pp.73-77 |
OME, OPE |
2014-11-21 13:00 |
Tokyo |
|
[Invited Talk]
Development of biomedical photonic devices based on CMOS sensor technology Takashi Tokuda, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta (NAIST) OME2014-47 OPE2014-127 |
CMOS-based implantable devices for bioscientific and medical applications are presented and discussed. Concept, design, ... [more] |
OME2014-47 OPE2014-127 pp.1-6 |
MBE, BioX |
2014-09-12 15:00 |
Nagano |
Shinshu University |
Basic study for improving the performance of implantable stimulation electrode by nanocomposite gel coating Hiroyuki Tashiro (Kyushu Univ.), Yasuo Terasawa (Nidek), Kazutoshi Haraguchi (Nihon Univ.), Koji Osawa (Nidek), Toshihiko Noda, Takashi Tokuda, Jun Ohta (NAIST) BioX2014-17 MBE2014-40 |
Neural interface and brain-machine interface(BMI) have been intense investigation. General technique for information tra... [more] |
BioX2014-17 MBE2014-40 pp.39-43 |
PEM (2nd) |
2014-07-04 15:10 |
Kanagawa |
|
Polarization analyzing image sensor using integrated circuit process Kiyotaka Sasagawa, Toshihiko Noda, Takashi Tokuda, Kiyomi Kakiuchi, Jun Ohta (NAIST) |
[more] |
|
ASN, MoNA (Joint) |
2014-01-24 16:40 |
Ehime |
Hotel Okudogo (Matsuyama) |
Evaluation of Intra-body Sensing via Sheet Medium Communication Takashi Matsuda (NICT), Kiyotaka Sasagawa (NAIST), Peter Davis (Telecognix), Keren Li (NICT), Jun Ohta (NAIST), Bing Zhang (NICT) ASN2013-161 |
In recent years, Intra-Body Communication (IBC) has attracted attention as a new key technique for health monitoring. It... [more] |
ASN2013-161 pp.243-247 |
AP |
2014-01-24 13:10 |
Kagoshima |
Hozan Hall (Kagoshima Prefectural Culture Center) |
The propagation characteristics in a wireless personal area network Toshiyuki Maeyama, Jun Ohta (Takushoku Univ.) AP2013-165 |
[more] |
AP2013-165 pp.181-185 |
AP |
2013-12-12 12:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Effect of Antenna characteristics of the mobile terminal on MIMO-OTA Measurement Kouji Tanaka, Jun Ohta, Toshiyuki Maeyama (Takushoku Univ.) AP2013-124 |
[more] |
AP2013-124 pp.1-5 |
AP, PEM (Joint) |
2013-10-04 09:30 |
Ishikawa |
Kanazawa Univ. Satellite-Plaza |
A study on the terminal antenna directivity of the human body Jun Ohta, Kouji Tanaka, Kohei Ogasawara, Toshiyuki Maeyama (Takushoku Univ.) AP2013-92 |
In order to be fully functional the satellite mobile and MIMO that use of directivity in the terminal is useful. But dir... [more] |
AP2013-92 pp.31-35 |
ASN, RCS, NS, SR (Joint) |
2013-07-17 14:55 |
Shizuoka |
Hamamatsu Act City |
Evaluation of Intra-body Sensing via Sheet Medium Communication Takashi Matsuda (NICT), Peter Davis (Telecognix), Kiyotaka Sasagawa (NAIST), Keren Li (NICT), Jun Ohta (NAIST), Bing Zhang (NICT) ASN2013-47 |
In recent years, Intra-Body Communication (IBC) has attracted attention as a key new technique for
health monitoring. I... [more] |
ASN2013-47 pp.1-5 |