| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IST |
2019-06-18
13:30 |
Tokyo |
Tokyo University of Sci. Morito Kinenkan |
Image quality improvement and comparison of power consumption of pulse width modulation CMOS image sensors for IoT applications
Kohei Watanabe, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2019-35
pp.1-4 |
| IST, ME, IEICE-BioX [detail] |
2019-06-06
13:00 |
Ishikawa |
|
Development of multi-tap CMOS image sensor pixel for time and space division multiplexed biological optical imaging
Iori Shibata, Keiichiro Kagawa, Keita Yasutomi, Syoji Kawahito (Shizuoka Univ.) |
We propose a new image sensor architecture to realize the simultaneous imaging of various kinds of biological informatio... [more] |
IST2019-23 ME2019-71
pp.1-4 |
| IST |
2019-03-22
09:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Understanding multi-path interference with calibrated and normalized phasor plot in the endoscopic application of TOF image sensors
Keiichiro Kagawa, Ryota Miyagi, Yuta Murakami, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
Mulipath interference in the endoscopic applications of time-of-flight image sensors was visualized with a phasor approa... [more] |
IST2019-13
pp.7-10 |
| IST |
2018-11-28
16:30 |
Tokyo |
Tamachi Campus, TITECH |
[Poster Presentation]
Multi-band plasmonic color filtering through nanostructured metal thin film for RGB-NIR image sensor
Atsutaka Miyamichi, Atsushi Ono, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
We propose a novel on-chip color filter consisting of periodic corrugated metallic nano-gratings concentrically surround... [more] |
IST2018-60
pp.3-4 |
| IST |
2018-11-28
16:30 |
Tokyo |
Tamachi Campus, TITECH |
[Poster Presentation]
[Poster Presentaion] Tissue measurement based on a multi-tap CMOS image sensor with binary structured light
Yuki Nishioka, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2018-62
pp.7-8 |
| IST |
2018-11-28
16:30 |
Tokyo |
Tamachi Campus, TITECH |
[Poster Presentation]
Visualization of time-of-flight signals with normalized and calibrated phasor plot
Ryota Miyagi, Keiichiro Kagawa, Yuta Murakami (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.), Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
Impulse-response signals measured by a highly-time-resolving CMOS image sensor in time-of-flight range imaging are analy... [more] |
IST2018-66
pp.15-16 |
| IST |
2018-11-28
16:30 |
Tokyo |
Tamachi Campus, TITECH |
[Poster Presentation]
A real-time stress monitoring system using a high sensitivity camera
Leyi Tan, Masashi Hakamata, Chen Cao, Keiichiro Kagawa (Shizuoka univ), Norimichi Tsumura (Chiba univ), Shoji Kawahito (Shizuoka univ) |
Main contribution of this paper is we introduced a real-time stress monitoring system which could estimate heart rate an... [more] |
IST2018-67
pp.17-18 |
| IST |
2018-11-28
16:30 |
Tokyo |
Tamachi Campus, TITECH |
[Poster Presentation]
[Poster Presentation] Lensless imaging by coded image sensors
Tomoya Nakamura (Tokyo Tech.), Keiichiro Kagawa (Shizuoka Univ.), Shiho Torashima, Masahiro Yamaguchi (Tokyo Tech.) |
This paper presents a novel architecture of the lensless camera using coded image sensors, which equip spatially-randomi... [more] |
IST2018-74
pp.31-32 |
| IST |
2018-11-28
16:30 |
Tokyo |
Tamachi Campus, TITECH |
Improvement of Imaging system for hand-waving finger vein authentication
Hiroyuki Suzuki, Jumpei Nagata, Kazuki Hirai (Tokyo Tech.), Keiichiro Kagawa (Shizuoka Univ.), Takashi Obi, Nagaaki Ohyama (Tokyo Tech.), Takashi Komuro (Saitama Univ.) |
In our previous study, we proposed a hand waving finger vein authentication system. In this system, the captured finger ... [more] |
IST2018-75
pp.33-34 |
| IST |
2018-11-28
16:30 |
Tokyo |
Tamachi Campus, TITECH |
Development of a mobile multi-spectral compound-eye camera TOMBO
Tetsuya Nakanishi (Osaka Univ.), Keiichiro Kagawa (Shizuoka Univ.), Yasuo Masaki (ASAHI E.L.), Jun Tanida (Osaka Univ.) |
An imaging system TOMBO is based on a compound-eye camera whose image sensor is divided by small lenses. It has compact ... [more] |
IST2018-77
pp.37-38 |
| IST |
2018-06-27
13:10 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
[Poster Presentation]
Evaluation of a TOF range image sensor with fan-shaped modulation type pixels
Kohei Yamada, Keita Kondo, Yushi Okura, Keita Yasutomi, Tomoya Michiba, Kamel Mars, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2018-31
pp.1-4 |
| IST |
2018-06-27
13:10 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
[Poster Presentation]
Measurement of multipath effect in time-of-flight depth imaging for endoscopic applications
Ryota Miyagi, Yuta Murakami, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
In this study, we aim at applying time-of-flight(ToF) depth imaging to a rigid endoscope based on our time-resolved CMO... [more] |
IST2018-32
pp.5-8 |
| IST |
2018-06-27
13:10 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
[Poster Presentation]
High range resolution TOF image sensor using 3 tap LEFM
Yushi Okura, Keita Yasutomi, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2018-33
pp.9-12 |
| IST |
2018-06-27
14:10 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
[Poster Presentation]
Low-noise nondestructive readout pixel structure for computer vision applications
Takuya Nabeshima (Shizuoka Univ), Keita Yasutomi (Shizuoka UnivShizuoka Univ), Keiichiro Kagawa, Taishi Takasawa, Shoji Kawahito (Shizuoka Univ) |
In this research, we aim at realizing low-noise nondestructive readout pixels for computer vision applications such as h... [more] |
IST2018-36
pp.21-24 |
| IST |
2018-06-27
14:10 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
[Poster Presentation]
Time-resolved imaging of laser-induced plasma by multi-aperture ultra-high-speed image sensor
Tomoya Kokado, Keiichiro Kagawa (Shizuoka Univ.), Shin-ichiro Okihara (The Creation of New Photonics Industries univ.), Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2018-37
pp.25-28 |
| ME, IST, IEICE-BioX [detail] |
2018-05-25
09:30 |
Ishikawa |
|
Optical tissue imaging with multi-tap CMOS image sensors
Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2018-28 ME2018-72
pp.29-32 |
| IST |
2018-03-09
09:40 |
Tokyo |
NHK Housou-Gijyutu Lab. |
Study on Time-Resolved NIRS with High Time-Resolution CMOS LIP Image Sensor
Zhonghui Liu, DeXing Lioe, Min-Woong Seo, Masatsugu Niwayama, Masashi Hakamata, Keiichiro Kagawa, Keita Yasutomi (Shizuoka Univ.), Yasuko Fukushi, Seiji Yamamoto (Hamamatsu Univ. of Medicine), Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2018-11
pp.1-4 |
| IST |
2018-03-09
10:00 |
Tokyo |
NHK Housou-Gijyutu Lab. |
A distance measurement method using a time-of-flight CMOS range image sensor with 4-tap output pixels and multiple time-windows
Kohei Yamada, Akihito Komazawa, Taishi Takasawa, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2018-12
pp.5-8 |
| IST |
2017-11-13
17:20 |
Tokyo |
Morito memorial Hall |
[Invited Talk]
Multi-tap charge modulation CMOS imge sensor and freqyency-domain analysis for range, fluorescence lifetime, and light scattering imaging
Keiichiro Kagawa, Ryota Miyagi, Yuta Murakami, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2017-68
pp.35-40 |
| IST |
2017-09-25
14:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Time-of-flight depth map acquisition with temporal frequency analysis and ultra-high-speed charge modulation CMOS image sensor
Keiichiro Kagawa, Ryota Miyagi, Yuta Murakami, Keita Yasutomi (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.), Min-Woong Seo, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2017-55
pp.27-30 |