Fibonacci sequence weighted SAR ADC algorithm and its DAC topology. - Takuya Arafune; Yutaro Kobayashi; Shohei Shibuya; Haruo Kobayashi 001 (ASICON, 2015)

Selectable notch frequencies of EMI spread spectrum using pulse modulation in switching converter. - Yasunori Kobori; Takuya Arafune; Nobukazu Tsukiji; Nobukazu Takai; Haruo Kobayashi 001 (ASICON, 2015)

SAR ADC design using Golden ratio weight algorithm. - Yutaro Kobayashi; Shohei Shibuya; Takuya Arafune; Shu Sasaki; Haruo Kobayashi 001 (ISCIT, 2015)

Fibonacci sequence weighted SAR ADC as golden section search. - Hirotaka Arai; Takuya Arafune; Shohei Shibuya; Yutaro Kobayashi; Koji Asami; Haruo Kobayashi 001 (ISPACS, 2017)

Noise spread spectrum with adjustable notch frequency in complex pulse coding controlled DC-DC converters. - Yasunori Kobori; Nobukazu Tsukiji; Takuya Arafune; Manimel Wadu Sahan; Dulara Yifei Sun; Nobukazu Takai; Haruo Kobayashi 001 (ISPACS, 2017)

Study of jitter generators for high-speed I/O interface jitter tolerance testing. - Yuki Ozawa; Takuya Arafune; Nobukazu Tsukiji; Haruo Kobayashi 001; Ryoji Shiota (ISPACS, 2017)

DAC linearity improvement with layout technique using magic and latin squares. - Dan Yao; Yifei Sun 001; Masashi Higashino; Shaiful Nizam Bin Mohyar; Tomonori Yanagida; Takuya Arafune; Nobukazu Tsukiji; Haruo Kobayashi 001 (ISPACS, 2017)