Gray-code input DAC architecture for clean signal generation. - Richen Jiang; Gopal Adhikari; Yifei Sun 001; Dan Yao; Rino Takahashi; Yuki Ozawa; Nobukazu Tsukiji; Haruo Kobayashi 001; Ryoji Shiota (ISPACS, 2017)

Equivalence between Nyquist and Routh-Hurwitz stability criteria for operational amplifier design. - Jianlong Wang; Gopal Adhikari; Nobukazu Tsukiji; Mayu Hirano; Haruo Kobayashi 001; Keita Kurihara; Akihito Nagahama; Ippei Noda; Kohji Yoshii (ISPACS, 2017)

Unit cell mismatch scrambling method for high-resolution unary DAC based on virtual 3D layout. - Dan Yao; Xuanyan Bai; Shogo Katayama; Anna Kuwana; Kazuyuki Kawauchi; Haruo Kobayashi 001; Kouji Hirai; Akira Suzuki; Satoshi Yamada; Tomoyuki Kato; Ritsuko Kitakoga; Takeshi Shimamura; et al. (IEICE Electron. Express, 2022)