Kiyotaka SASAGAWA

Stimulator Design of Retinal Prosthesis
Jun OHTA Toshihiko NODA Kenzo SHODO Yasuo TERASAWA Makito HARUTA Kiyotaka SASAGAWA Takashi TOKUDA 
Publication:   
Publication Date: 2017/06/01
Vol. E100-C  No. 6  pp. 523-528
Type of Manuscript:  INVITED PAPER (Special Section on Analog Circuits and Their Application Technologies)
Category: 
Keyword: 
retinal prosthesis, neuro-stimulation, implantable devices, electrical stimulation, AC power delivery, 
 Summary | Full Text:PDF
CMOS-Based Optoelectronic On-Chip Neural Interface Device
Takashi TOKUDA Hiroaki TAKEHARA Toshihiko NODA Kiyotaka SASAGAWA Jun OHTA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/02/01
Vol. E99-C  No. 2  pp. 165-172
Type of Manuscript:  INVITED PAPER (Special Section on Recent Advances in Photonics Technologies and Their Applications)
Category: 
Keyword: 
CMOS image sensor, optogenetics, on-chip bioimaging, optical stimulation, GaInN LED, implantable electronics, 
 Summary | Full Text:PDF
CMOS Imaging Devices for Biomedical Applications
Jun OHTA Takuma KOBAYASHI Toshihiko NODA Kiyotaka SASAGAWA Takashi TOKUDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/09/01
Vol. E94-B  No. 9  pp. 2454-2460
Type of Manuscript:  INVITED PAPER (Special Section on Information Communication Technology for Highly Reliable Human Health Care Services)
Category: 
Keyword: 
CMOS image sensors, biomedical applications, retinal prosthesis, deep-brain implantation, multi-electrode array, 
 Summary | Full Text:PDF
Self-Pulsation of a Nd3+-Doped Fluoride Fiber Laser Using Tm3+-Doped Fiber as a Saturable Absorber
Kiyotaka SASAGAWA Kazushi KUSAWAKE Keiichiro KAGAWA Jun OHTA Masahiro NUNOSHITA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/05/01
Vol. E86-C  No. 5  pp. 719-724
Type of Manuscript:  Special Section PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: 
Keyword: 
passive Q-switched laser, neodymium doped fluoride fiber, thulium doped fluoride fiber, saturable absorber, 
 Summary | Full Text:PDF