Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IST |
2022-12-12 14:20 |
Shizuoka |
Sanaru Hall |
[Poster Presentation]
[Poster Presentation] Estimation of scattering and chromophore concentration maps by multi-band spatial frequency domain imaging using a two-layer skin model. Yuto Shimada, Yu Feng, Chen Cao, Keita Yasutomi, Shoji Kawahito, Keiichiro Kagawa (Shizuoka Univ.) |
Spatial frequency domain imaging (SFDI) can perform simultaneous quantitative measurement of the distributions of reduce... [more] |
IST2022-50 pp.35-36 |
IST |
2022-12-12 14:20 |
Shizuoka |
Sanaru Hall |
[Poster Presentation]
[Poster Presentation] Non-invasive non-contact gingival thickness imaging using visible light and near infrared light Ryotaro Mori, Keiichiro Kagawa (Shizuoka Univ.), Jun Tanida (Osaka Univ.), Chizuko Ogata (Osaka Dental Univ.) |
Gingival thickness is important information in periodontal surgery and gingival recession. In this study, we propose a n... [more] |
IST2022-56 pp.47-48 |
IST |
2022-12-12 14:20 |
Shizuoka |
Sanaru Hall |
Block-wise-controlled Image Sensor with Variable Resolution, Frame rate, and Exposure Time for Scene Adaptive Imaging Kohei Tomioka, Toshio Yasue, Kodai Kikuchi, Takenobu Usui, Kazuya Kitamura (NHK STRL), Shoji Kawahito (Shizuoka Univ.) |
This paper proposes a block-wise-controlled image sensor, which has pixel blocks with independently controllable pixel b... [more] |
IST2022-57 pp.49-50 |
IST |
2022-12-13 09:30 |
Shizuoka |
Sanaru Hall |
[Invited Talk]
Near-infrared sensitivity improvement by plasmonic diffraction technology Nobukazu Teranishi, Atsushi Ono (Shizuoka Univ.) |
[more] |
IST2022-61 pp.61-67 |
IST |
2022-09-22 15:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Hybrid ToF Image Sensor for Long-Range Depth Measurement under High Ambient Light Conditions Takahiro Akutsu (Brookman), Kunihiro Hatakeyama, Yu Okubo, Tomohiro Nakagome (Toppan), Masahiro Makino, Hiroshi Takashima (TDC), Takehide Sawamoto, Masanori Nagase (Brookman), Tatsuo Noguchi (Toppan), Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2022-37 pp.13-16 |
IEICE-ICD, IEICE-SDM, IST [detail] |
2022-08-09 10:05 |
Online |
On-line |
[Invited Talk]
A 38µm Range Precision Time-of-Flight CMOS Range Line Imager with Gating Driver Jitter Reduction Using Charge-Injection Pseudo Photocurrent Reference Keita Yasutomi, Tatsuki Furuhashi, Koki Sagawa, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.) |
[more] |
|
IST |
2022-06-29 13:30 |
Online |
|
600 MHz operation of charge-domain time-compressive computational CMOS image sensor Thoriq Ibrahim, Pham Ngoc Anh, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.), Keiichiro Kagawa (Shizuoka Univ.) |
In this work, we improved the operation speed of a charge-domain time-compressive ultra-high-speed computational CMOS im... [more] |
IST2022-26 pp.5-8 |
IST |
2022-03-28 13:00 |
Online |
|
[Invited Talk]
Charge-domain signal compression in ultra-high-speed CMOS image sensors Keiichiro Kagawa (Shizuoka Univ.) |
[more] |
IST2022-16 pp.25-30 |
IST |
2022-03-28 14:35 |
Online |
|
An 8-Tap Image Sensor Using Tapped PN-Junction Diode Demodulation Pixels for Short-Pulse Time-of-Flight Measurements Ryosuke Miyazawa, Yuya Shirakawa, Kamel Mars, Keita Yasutomi, Keiichiro Kagawa (Shizuoka Univ.), Satoshi Aoyama (Brookman Technology), Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2022-18 pp.35-38 |
IST |
2022-03-28 15:00 |
Online |
|
A 38µm Range Precision Time-of-Flight CMOS Range Line Imager with Gating Driver Jitter Reduction Using Charge-Injection Pseudo Photocurrent Reference Keita Yasutomi, Tatsuki Furuhashi, Koki Sagawa, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2022-19 pp.39-42 |
AIT, ME, MMS, IEICE-IE, IEICE-ITS [detail] |
2022-02-22 11:40 |
Online |
online |
English Situation-dependent Sentiment Polarity Dictionary Toshiki Matsumura, Atsushi Takada (UTokyo), Yoshinobu Kano (Shizuoka Univ.), Toshihiko Yamasaki (UTokyo) |
An sentiment polarity dictionary is indispensable for reputation and sentiment analysis using Social Network Services (S... [more] |
|
IDY, IEICE-EID, IEE-EDD, SID-JC, IEIJ-SSL [detail] |
2022-01-28 11:45 |
Online |
|
Printed Glucose Sensor with CuO Nanoparticles for Saliva Analysis Kohei Shibata, Atsushi Nakamura (Shizuoka Univ.) |
[more] |
IDY2022-11 pp.55-58 |
IST |
2021-11-25 15:10 |
Online |
Online |
[Invited Talk]
Time-Of-Flight Image Sensors
-- An introduction on SP-type Multi-tap i/hToF Image Sensors -- Satoshi Aoyama (Brookman), Shoji Kawahito (Shizuoka Univ.) |
A multi-tap indirect ToF image sensor that has a high-speed drain gate and detects short pulse (SP: Short Pulse) modulat... [more] |
IST2021-65 pp.19-22 |
IST |
2021-11-25 16:10 |
Online |
Online |
[Invited Talk]
Range precision improvement for TOF range imagers Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2021-67 pp.31-35 |
IST |
2021-10-21 11:30 |
Online |
|
A 2x2-aperture four-tap multi-modal tissue imager Keiichiro Kagawa, Yuto Shimada, Kazuki Takada, Hoang Son Nam, Kakeru Miyazaki,, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2021-53 pp.21-24 |
IST |
2021-10-21 15:00 |
Online |
|
Noise reduction by using sample-and-hold circuits for bias voltage of pixel source followers Kohei Tomioka, Toshio Yasue, Kodai Kikuchi, Tomohiro Nakamura, Takayuki Yamashita, Kazuya Kitamura (NHK STRL), Shoji Kawahito (Shizuoka Univ.) |
A bias voltage generation method was proposed for a pixel source follower amplifier which is suitable for high resolutio... [more] |
IST2021-59 pp.45-48 |
IEICE-SDM, IEICE-ICD, IST [detail] |
2021-08-18 14:10 |
Online |
Online |
Design of interface circuits for electrostatic energy transducer with an open circuit voltage over 10V Yosuke Ishida, Toru Tanzawa (Shizuoka univ.) |
[more] |
|
IST |
2021-06-30 10:00 |
Online |
|
Error correction for TOF range measurement caused by subsurface scattering using multiple regression analysis Daiki Takegawa, Keita Yasutomi, Shoji Kawahito, Keiichiro Kagawa (Shizuoka Univ.) |
[more] |
IST2021-30 pp.1-4 |
IST |
2021-06-30 10:30 |
Online |
|
A investigation of jitter reduction method using dual reference plane sampling for high range resolution TOF sensor Tatsuki Furuhashi, Keita Yasutomi, Ryosuke Hatada, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.) |
In order to obtain extremely high range resolution in the time-of-flight(TOF) range imaging, jitter reduction induced in... [more] |
IST2021-31 pp.5-8 |
IST |
2021-06-30 11:30 |
Online |
|
A study on three-wavelength spatial frequency domain imaging using an 8-tap CMOS image sensor with Hilbert transform Kazuki Takada, Iori Shibata, Yuya Shirakawa, Keita Yasutomi, Shoji Kawahito, Keiichiro Kagawa (Shizuoka Univ.) |
[more] |
IST2021-33 pp.13-16 |