A high frequency resolution Digitally-Controlled Oscillator using single-period switching scheme. - Kazutoshi Kodama; Tetsuya Iizuka; Kunihiro Asada (ESSCIRC, 2011)

Target voltage independent capacitance measurement circuit implemented by 0.18 µm CMOS for PWM-MEMS control. - Kazutoshi Kodama; Makoto Ikeda (ISOCC, 2012)

Frequency Resolution Enhancement for Digitally-Controlled Oscillator Based on a Single-Period Switching Scheme. - Kazutoshi Kodama; Tetsuya Iizuka; Toru Nakura; Kunihiro Asada (IEICE Trans. Electron., 2012)

7.6 A High-Speed Back-Illuminated Stacked CMOS Image Sensor with Column-Parallel kT/C-Cancelling S&H and Delta-Sigma ADC. - Chihiro Okada; Koushi Uemura; Luong Hung; Kouji Matsuura; Takashi Moue; Daisuke Yamazaki; Kazutoshi Kodama; Masafumi Okano; Takafumi Morikawa; Kazuyoshi Yamashita; Osamu Oka; Itai Shvartz; et al. (ISSCC, 2021)

A 50.1-Mpixel 14-Bit 250-frames/s Back-Illuminated Stacked CMOS Image Sensor With Column-Parallel kT/C-Canceling S&H and ΔΣADC. - Chihiro Okada; Golan Zeituni; Koushi Uemura; Luong Hung; Kouji Matsuura; Takashi Moue; Kazutoshi Kodama; Masafumi Okano; Takafumi Morikawa; Kazuyoshi Yamashita; Osamu Oka; Yoshiaki Inada; et al. (IEEE J. Solid State Circuits, 2021)

1.22μm 35.6Mpixel RGB Hybrid Event-Based Vision Sensor with 4.88μm-Pitch Event Pixels and up to 10K Event Frame Rate by Adaptive Control on Event Sparsity. - Kazutoshi Kodama; Yusuke Sato; Yuhi Yorikado; Raphael Berner; Kyoji Mizoguchi; Takahiro Miyazaki; Masahiro Tsukamoto; Yoshihisa Matoba; Hirotaka Shinozaki; Atsumi Niwa; Tetsuji Yamaguchi; Christian Brandli; et al. (ISSCC, 2023)

An 0.08 e-. pJ/step 14-bit gain-adaptive single-slope column ADC with enhanced HDR function for high-quality imagers. - Luong Hung; Koji Matsuura; Hiroki Suto; Kazutoshi Kodama; Yosuke Tanaka; Toshiaki Ono; Junichiro Fujimagari; Kentaro Akiyama; Miho Akahide; Yoshiaki Inada (VLSI Technology and Circuits, 2023)