T
Takashi Tokuda
Researcher at Tokyo Institute of Technology
Publications - 282
Citations - 3711
Takashi Tokuda is an academic researcher from Tokyo Institute of Technology. The author has contributed to research in topics: Image sensor & CMOS. The author has an hindex of 29, co-authored 280 publications receiving 3336 citations. Previous affiliations of Takashi Tokuda include National Presto Industries & Kyoto University.
Papers
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Proceedings ArticleDOI
An implantable CMOS image sensor for monitoring deep brain activities of a freely moving mouse
Jun Ohta,A. Higuchi,Ayato Tagawa,Kiyotaka Sasagawa,Takashi Tokuda,Yumiko Hatanaka,Hideki Tamura,Sadao Shiosaka +7 more
TL;DR: CMOS based image sensing devices that can be implanted in a mouse deep brain to monitor the neural activities of a freely-moving mouse are developed and the next generation sensor which realizes more stable operation in the mouse brain is presented.
Proceedings ArticleDOI
Dual-mode lensless imaging device for digital enzyme linked immunosorbent assay
Kiyotaka Sasagawa,Soo Heyon Kim,Kazuya Miyazawa,Hironari Takehara,Toshihiko Noda,Takashi Tokuda,Ryota Iino,Hiroyuki Noji,Jun Ohta +8 more
TL;DR: In this article, the pixel array of the sensor is coated with a 20 μm-thick yellow filter to eliminate excitation light at 470nm and covered by a fiber optic plate (FOP) to protect the sensor without resolution degradation.
Journal ArticleDOI
Flexible and extendible neural stimulation device with distributed multichip architecture for retinal prosthesis
TL;DR: In this paper, a flexible and extendible neural stimulation device based on a distributed multichip architecture was proposed for retinal prosthesis application, which was designed and fabricated with 0.6 µm standard complementary metal-oxide semiconductor technology.
Journal ArticleDOI
CMOS-based optical energy harvesting circuit for biomedical and Internet of Things devices
Wuthibenjaphonchai Nattakarn,Takaaki Ishizu,Makito Haruta,Toshihiko Noda,Kiyotaka Sasagawa,Takashi Tokuda,Mohamad Sawan,Jun Ohta +7 more
TL;DR: A CMOS-based optical energy harvesting technology for implantable and Internet of Things (IoT) devices and a photoelectrically powered optical identification circuit that is suitable for IoT technology applications are presented.
Journal ArticleDOI
A New Scheme for Imaging On-Chip Dry DNA Spots using Optical/Potential Dual-Image Complementary Metal Oxide Semiconductor Sensor
TL;DR: In this paper, a new scheme to image on-chip DNA spots using an optical/potential dual-image complementary metal oxide semiconductor (CMOS) sensor was proposed and demonstrated.