Charge-Pump-Circuit Implementation for Increasing Sink Current in Low-Volage CMOS Retinal-Prosthesis Chips. - Wisaroot Sriitsaranusorn; Yuki Nakanishi; Takaya Hattori; Kuang-Chih Tso; Kenzo Shodo; Hironari Takehara; Yoshinori Sunaga; Makito Haruta; Hiroyuki Tashiro; Yasuo Terasawa; Jun Ohta; Kiyotaka Sasagawa (APCCAS, 2024)