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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 123  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
IST 2021-11-25
16:10
Online Online [Invited Talk] Range precision improvement for TOF range imagers
Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.)
 [more]
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
14:00
Online   A Time-Resolved 4-tap Image Sensor Using Tapped PN-Junction Diode Demodulation Pixels
Hiroaki Nagae, Shohei Daikoku, Keita Kondo, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ)
In this paper, we propose a high-speed charge modulation pixel with four-tap output using a tapped photodiode (TPD) stru... [more] IST2021-57
pp.37-40
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
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
IST 2020-11-20
10:00
  Online Multi-tap macro-pixel based ultra-high-speed CMOS image sensor -- measurement of prototype sensor and sub-pixel-resolution image reconstruction --
Thoriq Ibrahim, Masaya Horio, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.), Keiichiro Kagawa (Shizuoka Univ.)
In this work, we verified the operation of a multi-tap macro-pixel based ultra-high-speed CMOS image sensor. The pixel o... [more] IST2020-43
pp.1-4
IST 2020-11-20
14:45
  Online [Invited Talk] Micro-second focusing based on resonance type liquid lens and exposure timing control: principle and application
Hiromasa Oku (Gunma Univ.), Kazuki Yamato (Utsunomiya Univ.), Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.)
Combining a TAG lens, which is a liquid lens that utilizes a resonance phenomenon of around 100 kHz, and exposure timing... [more] IST2020-49
pp.29-34
IEICE-MI, IEICE-IE, IEICE-SIP, IEICE-BioX, IST, ME [detail] 2020-05-28
16:00
Online Online Spatial frequency domain imaging based on FFT using 8-tap CMOS image sensor and projection of 6-phase stripe pattern
Kazuki Takada, Iori Shibata, Yuya Shirakawa, Keta Yasutomi, Shoji Kawahito, Keiichiro Kagawa (Shizuoka Univ.)
 [more] IST2020-32 ME2020-83
pp.41-44
IST 2020-03-27
11:00
Tokyo Kikaishinko kaikan
(Postponed)
A Time-of-Flight Range Sensor Using Four-tap Lock-in Pixels with High-NIR Sensitivity for LiDAR application
Keita Yasutomi, Sanggwon Lee, Hodaka Kawanishi, Shoji Kawahito (Shizuoka Univ.)
 [more] IST2020-12
pp.21-24
IST 2020-03-27
11:20
Tokyo Kikaishinko kaikan
(Postponed)
A Short-Pulse Based Time-of-Flight Image Sensor using 4-tap Charge-Modulation Pixels with Accelerated Carrier Response
Michihiro Inoue, Shohei Daikoku, Keita Kondo, Akihito Komazawa, Kamel Mars, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.)
 [more] IST2020-13
pp.25-28
IST 2020-03-27
15:00
Tokyo Kikaishinko kaikan
(Postponed)
Multi-path interference separation by single-shot compressive pulse-TOF depth imaging with sub-clock shifting and multi-frequency coded shutters
Keiichiro Kagawa, Tomoya Kokado, Yu Feng, Masaya Horio, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.), Takashi Komuro (Saitama Univ.), Hajime Nagahara (Osaka Univ.)
 [more] IST2020-19
pp.51-56
IST 2019-11-08
15:10
Tokyo   [Keynote Address] Advanced CMOS image sensors -- the potential of biomedical applications --
Shoji Kawahito, Keita Yasutomi, Keiichiro Kagawa (Shizuoka Univ.)
 [more] IST2019-56
pp.13-18
IST 2019-09-20
10:00
Tokyo Kikai-Shinko-Kaikan Bldg. An 8-tap CMOS Lock-in Pixel Image Sensor for Short-Pulse Time-of-Flight Measurements
Yuya Shirakawa, Keita Yasutomi, Keiichiro Kagawa (Shizuoka Univ.), Satoshi Aoyama (BT), Shoji Kawahito (Shizuoka Univ.)
 [more] IST2019-43
pp.1-4
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 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 2019-03-22
10:00
Tokyo Kikai-Shinko-Kaikan Bldg. Noise Suppression Effect of Folding-Integration Applied to a column-parallel 3-stage pipeline ADC in a 2.1 μm 33-megapixel CMOS Image sensor
Kohei Tomioka, Kohei Tomioka, Yasue Toshio, Ryohei Funatsu, Tomoki Matsubara (NHK STRL), Tomohiko Kosugi, Sungwook Jun, Takashi Watanabe, Masanori Nagase, Toshiaki Kitajima, Satoshi Aoyama (Brookman Technology), Shoji Kawahito (Shizuoka University)
This study investigated the noise suppression effect of multiple sampling applied to a 3-stage pipeline analog-to-digita... [more] IST2019-14
pp.11-16
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
 Results 1 - 20 of 123  /  [Next]  
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