Hirofumi Sumi

15 papers C 1Journal 5Unranked 9
YearRankTypeTitle / Venue / Authors
2025 J jnl
Agile-X: A Structured-ASIC Created With a Mask-Less Lithography System Enabling Low-Cost and Agile Chip Fabrication.
IEEE Trans. Very Large Scale Integr. Syst.
Atsutake Kosuge, Hirofumi Sumi, Naonobu Shimamoto, Yukinori Ochiai, Yurie Inoue, Hideharu Amano, Tohru Mogami, Yoshio Mita, Makoto Ikeda, Tadahiro Kuroda
2025 C conf
An SoC Design and Fabrication Hands-On Educational Course within One Week Using Structured ASIC.
ISCAS
Hideharu Amano, Atsutake Kosuge, Hirofumi Sumi, Naonobu Shimamoto, Yukinori Ochiai, Yurie Inoue, Tohru Mogami, Yoshio Mita, Makoto Ikeda
2025 — conf
Can the Agile-Chip Platform Carve Out a Niche Between ASICs and FPGAs?
COOL CHIPS
Hideharu Amano, Atsutake Kosuge, Hirofumi Sumi, Naonobu Shimamoto, Yukinori Ochiai, Yurie Inoue, Tohru Mogami, Yoshio Mita, Makoto Ikeda
2025 J jnl
Robot system for sequential suspending point selection, grasping, spreading, and aligning manipulation of randomly placed towel-like objects.
Robotics Auton. Syst.
Taohan Wang, Mamoru Oka, Kenichi Murakami, Shouren Huang, Hirofumi Sumi, Masatoshi Ishikawa, Yuji Yamakawa
2022 — conf
High-speed Manipulation of Continuous Spreading and Aligning a Suspended Towel-like Object.
SII
Mamoru Oka, Kenichi Murakami, Shouren Huang, Hirofumi Sumi, Masatoshi Ishikawa, Yuji Yamakawa
2021 — conf
Advanced Multi-NIR Spectral Image Sensor with Optimized Vision Sensing System and Its Impact on Innovative Applications.
VLSI Circuits
Hirofumi Sumi, Hironari Takehara, Jun Ohta, Masatoshi Ishikawa
2019 — conf
Multispectral Near-infrared Imaging Technologies for Nonmydriatic Fundus Camera.
BioCAS
Hironari Takehara, Hirofumi Sumi, Wang Ze, Takahiro Kondo, Makito Haruta, Kiyotaka Sasagawa, Jun Ohta
2018 — conf
Towel-Like Object Alignment with Human-Robot Cooperation and High-Speed Robotic Manipulation.
ROBIO
Kenichi Murakami, Shouren Huang, Hirofumi Sumi, Masatoshi Ishikawa, Yuji Yamakawa
2016 — conf
6.9 A 1.1µm 33Mpixel 240fps 3D-stacked CMOS image sensor with 3-stage cyclic-based analog-to-digital converters.
ISSCC
Toshiki Arai, Toshio Yasue, Kazuya Kitamura, Hiroshi Shimamoto, Tomohiko Kosugi, Sung-Wook Jun, Satoshi Aoyama, Ming-Chieh Hsu, Yuichiro Yamashita, Hirofumi Sumi, Shoji Kawahito
2016 — conf
A dead-time free global shutter CMOS image sensor with in-pixel LOFIC and ADC using pixel-wis e connections.
VLSI Circuits
Hidetake Sugo, Shunichi Wakashima, Rihito Kuroda, Yuichiro Yamashita, Hirofumi Sumi, Tzu-Jui Wang, Po-Sheng Chou, Ming-Chieh Hsu, Shigetoshi Sugawa
2008 — conf
A 512GOPS Fully-Programmable Digital Image Processor with full HD 1080p Processing Capabilities.
ISSCC
Sumito Arakawa, Yuji Yamaguchi, Satoshi Akui, Yasushi Fukuda, Hirofumi Sumi, Hiroshi Hayashi, Masahiro Igarashi, Kei Ito, Hidetoshi Nagano, Masatoshi Imai, Naosuke Asari
2007 — conf
Image Sensors.
ISSCC
Johannes Solhusvik, Hirofumi Sumi
2005 J jnl
A high-sensitivity CMOS image sensor with gain-adaptive column amplifiers.
IEEE J. Solid State Circuits
Masaki Sakakibara, Shoji Kawahito, Dwi Handoko, Nobuo Nakamura, Hiroki Satoh, Mizuho Higashi, Keiji Mabuchi, Hirofumi Sumi
2004 J jnl
CMOS image sensors comprised of floating diffusion driving pixels with buried photodiode.
IEEE J. Solid State Circuits
Keiji Mabuchi, Nobuo Nakamura, Eiichi Funatsu, Takashi Abe, Tomoyuki Umeda, Tetsuro Hoshino, Ryoji Suzuki, Hirofumi Sumi
2000 J jnl
A CMOS image sensor with a simple fixed-pattern-noise-reduction technology and a hole accumulation diode.
IEEE J. Solid State Circuits
Kazuya Yonemoto, Hirofumi Sumi