Hirofumi Sumi

According to our database, Hirofumi Sumi authored at least 15 papers between 2000 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of three.

2025

Agile-X: A Structured-ASIC Created With a Mask-Less Lithography System Enabling Low-Cost and Agile Chip Fabrication.

Atsutake Kosuge, Hirofumi Sumi, Naonobu Shimamoto, Yukinori Ochiai, Yurie Inoue, Hideharu Amano, Tohru Mogami, Yoshio Mita, Makoto Ikeda, Tadahiro Kuroda

IEEE Trans. Very Large Scale Integr. Syst., March, 2025

Robot system for sequential suspending point selection, grasping, spreading, and aligning manipulation of randomly placed towel-like objects.

Taohan Wang, Mamoru Oka, Kenichi Murakami, Shouren Huang, Hirofumi Sumi, Masatoshi Ishikawa, Yuji Yamakawa

Robotics Auton. Syst., 2025

An SoC Design and Fabrication Hands-On Educational Course within One Week Using Structured ASIC.

Hideharu Amano, Atsutake Kosuge, Hirofumi Sumi, Naonobu Shimamoto, Yukinori Ochiai, Yurie Inoue, Tohru Mogami, Yoshio Mita, Makoto Ikeda

Proceedings of the IEEE International Symposium on Circuits and Systems, 2025

Can the Agile-Chip Platform Carve Out a Niche Between ASICs and FPGAs?

Hideharu Amano, Atsutake Kosuge, Hirofumi Sumi, Naonobu Shimamoto, Yukinori Ochiai, Yurie Inoue, Tohru Mogami, Yoshio Mita, Makoto Ikeda

Proceedings of the IEEE Symposium on Low-Power and High-Speed Chips and Systems, 2025

2022

High-speed Manipulation of Continuous Spreading and Aligning a Suspended Towel-like Object.

Mamoru Oka, Kenichi Murakami, Shouren Huang, Hirofumi Sumi, Masatoshi Ishikawa, Yuji Yamakawa

Proceedings of the IEEE/SICE International Symposium on System Integration, 2022

2021

Advanced Multi-NIR Spectral Image Sensor with Optimized Vision Sensing System and Its Impact on Innovative Applications.

Hirofumi Sumi, Hironari Takehara, Jun Ohta, Masatoshi Ishikawa

Proceedings of the 2021 Symposium on VLSI Circuits, Kyoto, Japan, June 13-19, 2021, 2021

2019

Multispectral Near-infrared Imaging Technologies for Nonmydriatic Fundus Camera.

Hironari Takehara, Hirofumi Sumi, Wang Ze, Takahiro Kondo, Makito Haruta, Kiyotaka Sasagawa, Jun Ohta

Proceedings of the 2019 IEEE Biomedical Circuits and Systems Conference, 2019

2018

Towel-Like Object Alignment with Human-Robot Cooperation and High-Speed Robotic Manipulation.

Kenichi Murakami, Shouren Huang, Hirofumi Sumi, Masatoshi Ishikawa, Yuji Yamakawa

Proceedings of the IEEE International Conference on Robotics and Biomimetics, 2018

2016

A dead-time free global shutter CMOS image sensor with in-pixel LOFIC and ADC using pixel-wis e connections.

Hidetake Sugo, Shunichi Wakashima, Rihito Kuroda, Yuichiro Yamashita, Hirofumi Sumi, Tzu-Jui Wang, Po-Sheng Chou, Ming-Chieh Hsu, Shigetoshi Sugawa

Proceedings of the 2016 IEEE Symposium on VLSI Circuits, 2016

6.9 A 1.1µm 33Mpixel 240fps 3D-stacked CMOS image sensor with 3-stage cyclic-based analog-to-digital converters.

Toshiki Arai, Toshio Yasue, Kazuya Kitamura, Hiroshi Shimamoto, Tomohiko Kosugi, Sung-Wook Jun, Satoshi Aoyama, Ming-Chieh Hsu, Yuichiro Yamashita, Hirofumi Sumi, Shoji Kawahito

Proceedings of the 2016 IEEE International Solid-State Circuits Conference, 2016

2008

A 512GOPS Fully-Programmable Digital Image Processor with full HD 1080p Processing Capabilities.

Sumito Arakawa, Yuji Yamaguchi, Satoshi Akui, Yasushi Fukuda, Hirofumi Sumi, Hiroshi Hayashi, Masahiro Igarashi, Kei Ito, Hidetoshi Nagano, Masatoshi Imai, Naosuke Asari

Proceedings of the 2008 IEEE International Solid-State Circuits Conference, 2008

2007

Image Sensors.

Johannes Solhusvik, Hirofumi Sumi

Proceedings of the 2007 IEEE International Solid-State Circuits Conference, 2007

2005

A high-sensitivity CMOS image sensor with gain-adaptive column amplifiers.

Masaki Sakakibara, Shoji Kawahito, Dwi Handoko, Nobuo Nakamura, Hiroki Satoh, Mizuho Higashi, Keiji Mabuchi, Hirofumi Sumi

IEEE J. Solid State Circuits, 2005

2004

CMOS image sensors comprised of floating diffusion driving pixels with buried photodiode.

Keiji Mabuchi, Nobuo Nakamura, Eiichi Funatsu, Takashi Abe, Tomoyuki Umeda, Tetsuro Hoshino, Ryoji Suzuki, Hirofumi Sumi

IEEE J. Solid State Circuits, 2004

2000

A CMOS image sensor with a simple fixed-pattern-noise-reduction technology and a hole accumulation diode.

Kazuya Yonemoto, Hirofumi Sumi

IEEE J. Solid State Circuits, 2000