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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 40  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
IST 2020-11-20
11:15
  Online A small imaging system for dual-area imaging by CMOS imaging sensors
Ronnakorn Siwadamrongpong, Kenji Sugie, Makito Haruta, Hironari Takehara, Hiroyuki Tashiro, Kiyotaka Sasagawa, Jun Ohta (NAIST)
In this study, we developed a small circuit system to operate implantable imaging devices based on a complementary metal... [more] IST2020-46
pp.13-15
IST 2020-07-01
13:30
Online Online Fabrication of Large-Size and High-Uniformity Thin Composite Emission Filter for Lens-Free Fluorescent Imager
Erus Rustami, Kiyotaka Sasagawa, Thanet Pakpuwadon, Yasumi Ohta, Hironari Takehara, Makito Haruta, Jun Ohta (NAIST)
We report a composite emission filter fabrication using laser lift-off (LLO) and plasma etching method. The LLO used a h... [more] IST2020-34
pp.1-5
IST 2020-07-01
15:00
Online Online Evaluation of mosaic multilayer interference filter attached on an image sensor for near-infrared color high-speed fundus camera
Masayuki Uemura, Wang Ze, Hironari Takehara (NAIST), Hirofumi Sumi (The Univ. of Tokyo), Hiroyuki Tashiro, Makito Haruta, Kiyotaka Sasagawa, Jun Ohta (NAIST)
The fundus diagnosis using near-infrared multispectral reduces the patient burden. We fabricated a Fabry-Perot multilaye... [more] IST2020-37
pp.19-21
IST, ME, IEICE-BioX [detail] 2019-06-06
13:30
Ishikawa   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.)
This paper describes the application of near infrared coloring technology to a fundus camera. By the near infrared color... [more] IST2019-24 ME2019-72
pp.5-8
IST 2018-11-28
16:30
Tokyo Tamachi Campus, TITECH [Poster Presentation] Implantable CMOS Image Sensor Using Multilayer Filter Emission and Fiber Coupled Laser Excitation
Erus Rustami, Yasumi Ohta, Kiyotaka Sasagawa, Makito Haruta (NAIST), Toshihiko Noda (TUT), Takashi Tokuda, Jun Ohta (NAIST)
We proposed a new method in combining composite emission filters with fiber coupled laser excitation for lens-free fluor... [more] IST2018-70
pp.23-24
IST 2018-09-25
14:50
Tokyo Kikai-Shinko-Kaikan Bldg. Next-generation Fundus Camera with Full Color Image Acquisition with Advanced NIR Multi-Spectral Imaging System -- High Speed Vision System and Its Impact on Various Intelligent Applications --
HIrofumi Sumi (UTokyo), Hironari Takehara, Daiki Shirahige, Shunsuke Miyazaki, Kiyotaka Sasagawa, Takashi Tokuda (NAIST), Norimasa Kishi, Yoshihiro Watanabe (UTokyo), Jun Ohta (NAIST), Masatoshi Ishikawa (UTokyo)
This research describes the development of the next-generation of fundus cameras with a high frame-rate, based on intell... [more] IST2018-50
pp.13-16
IST 2018-09-25
15:50
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Talk] Time-Lapse Observation of Cultured Cells by Lensless Fluorescent Imaging
Kiytoaka Sasagawa, Ayaka Kimura, Makito Haruta, Toshihiko Noda, Takashi Tokuda, Jun Ohta (NAIST)
Lensless imaging devices enable small device size and wide field-of-view because they can be composed of very simple opt... [more] IST2018-52
pp.21-27
IST 2017-06-23
13:30
Tokyo   [Poster Presentation] Development of implantable CMOS imaging device for GCaMP fluorescence imaging and performance evaluation by in vivo experiment
Yoshinori Sunaga, Akari Shiraishi, Takahiro Yamaguchi, Makito Haruta, Toshihiko, Kiyotaka Sasagawa, Tokuda Takashi (NAIST), Yumiko Yoshimura (NIPS), Jun Ohta (NAIST)
In this study, we report the development of an implantable CMOS imaging device for GCaMP fluorescence imaging of mice br... [more] IST2017-34
pp.1-3
IEICE-ICD, IEICE-SDM, 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)
 [more]
IST 2015-05-08
14:10
Tokyo   [Poster Presentation] Fluorescence-based implantable Glucose Sensor with an integrated CMOS line sensor
Toshikazu Kawamura, Tomohiro Hirai, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda (NAIST), Teru Okitsu, Shoji Takeuchi (UTokyo), Jun Ohta (NAIST)
 [more] IST2015-32
pp.31-33
IST 2015-03-27
13:50
Tokyo Kikai-Shinko-Kaikan Bldg. A lensless digital enzyme-linked immunosorbent assay (ELISA) system using a CMOS image sensor for fluorescence detection
Hironari Takehara, Mizuki Nagasaki, Kiyotaka Sasagawa, Hiroaki Takehara, Toshihiko Noda, Takashi Tokuda (NAIST), Hiroyuki Noji (UTokyo), Jun Ohta (NAIST)
 [more] IST2015-18
pp.33-36
IST 2014-12-02
14:50
Tokyo Tamachi Campus, Tokyo Institute of Technology [Invited Talk] Implantable bioimaging device based on CMOS image sensor technology
Takashi Tokuda, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta (NAIST)
 [more] IST2014-89
pp.71-72
IST 2014-09-29
16:45
Tokyo Kikai-Shinko-Kaikan Bldg. A lensless CMOS fluorescence imaging device for single molecule detection
Kiyotaka Sasagawa, Hironari Takehara (NAIST), Soo Hyeon Kim, Lisa Yamauchi (Univ. Tokyo), Kazuki Kitaguchi, Toshihiko Noda, Takashi Tokuda (NAIST), Ryota Iino (OIIB), Hiroyuki Noji (Univ. Tokyo), Jun Ohta (NAIST)
 [more] IST2014-46
pp.21-24
IST 2014-06-02
14:20
Tokyo   [Poster Presentation] Body Channel Communication by Using Implantable CMOS Image Sensor
Hajime Hayami, Kiyotaka Sasagawa, Toshihiko Noda, Takashi Tokuda, Jun Ohta (NAIST)
We developed a prototype of battery-powered implantable image sensor unit and successfully demonstrated its operation in... [more] IST2014-6
pp.21-24
IST 2014-06-02
14:20
Tokyo   [Poster Presentation] A design of lensless fluorescent measurement system for digital ELISA
Hironari Takehara, Kiyotaka Sasagawa, Toshihiko Noda, Takashi Tokuda (NAIST), Soo Hyeon Kim, Ryota Iino, Hiroyuki Noji (UTokyo), Jun Ohta (NAIST)
Enzyme linked-immunosorbent assay (ELISA) is a diagnosis method used for early stage cancers and other diseases. Recentl... [more] IST2014-10
pp.35-38
IST 2013-09-30
14:20
Tokyo Kikai-Shinko-Kaikan Bldg. Glucose sensing using bio-implantable CMOS image sensor with glucose-sensitive fluorescent hydrogel
Takashi Tokuda (NAIST), Masayuki Takahashi (BEANS Lab), Kazuhiro Uejima, Toshikazu Kawamura, Yasumi Ohta, Mayumi Motoyama, Toshihiko Noda, Kiyotaka Sasagawa (NAIST), Teru Okitsu, Shoji Takeuchi (Univ. Tokyo), Jun Ohta (NAIST)
Glucose monitoring device using an implantable CMOS image sensor combined with glucose-sensitive fluorescence hydrogel i... [more] IST2013-46
pp.17-20
IST 2013-05-31
11:25
Tokyo   Basic concept of continuous glucose monitoring using an implantable CMOS image sensor with glucose-sensitive fluorescent hydrogel
Takashi Tokuda, Kazuhiro Uejima, Yasumi Ohta, Mayumi Motoyama, Toshihiko Noda, Kiyotaka Sasagawa (NAIST), Masayuki Takahashi (BEANS Lab.), Teru Okitsu, Shoji Takeuchi (Univ. of Tokyo), Jun Ohta (NAIST)
 [more] IST2013-18
pp.13-15
IST 2013-05-31
13:00
Tokyo   [Poster Presentation] Development of an on-chip lensless fluorescence imaging device for single-molecule digital ELISA by using image processing
Kazuya Miyazawa, Hironari Takehara, Daisuke Okabayashi, Kiyotaka Sasagawa, Toshihiko Noda, Takashi Tokuda (NAIST), Soo Hyeon Kim, Ryota Iino, Hiroyuki Noji (U. Tokyo), Jun Ohta (NAIST)
 [more] IST2013-25
pp.41-44
IST 2013-05-31
13:00
Tokyo   [Poster Presentation] An implantable CMOS imaging device for intrinsic signal imaging of the brain
Makito Haruta, Chikara Kitsumoto, Hironari Takehara, Yoshinori Sunaga, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta (NAIST)
 [more] IST2013-26
pp.45-48
IST 2012-09-28
15:45
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Talk] CMOS imaging devices for biomedical applications
Jun Ohta (NAIST)
This presentation reviews a recent progress on CMOS imaging devices for biomedical applications. It focuses on our resea... [more] IST2012-46
pp.19-25
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