Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Akihiro Uehara and Masahiro Nunoshita and David C. Ng and Keiichiro Kagawa and Tetsuo Furumiya and Takashi Tokuda and Jun Ohta,A retinal prosthetic device using a pulse-frequency-modulation CMOS image sensor,ASP-DAC 2004: Asia and South Pacific Design Automation Conference 2004 (IEEE Cat. No.04EX753),,IEEE,2005-04-12,,,549-550,https://cir.nii.ac.jp/crid/1871991017515718528,https://doi.org/10.1109/aspdac.2004.1337643