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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 90  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
IST 2024-03-27
10:30
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
A Dynamic-Range Extension Technique with Linear-Logarithmic Response for Short-Pulse Time-of-Flight Image Sensors
Tomohiro Okuyama, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.)
This paper presents an extension of the dynamic range of a short-pulse indirect ToF (Time-of-Flight) range sensor with l... [more] IST2024-12
pp.4-7
IST 2023-11-10
16:00
Tokyo
(Primary: On-site, Secondary: Online)
[Invited Talk] A Three-Wavelength SFDI System with Motion and Ambient Light Resistance using an 8-Tap CMOS Image Sensor
Feng Yu, Chen Cao, Keita Yasutomi, Shoji Kawahito, Keiichiro Kagawa (Shizuoka Univ.)
 [more] IST2023-51
pp.18-22
IST 2023-09-15
11:45
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Pseudo-dToF using deep learning with time-compressive computational CMOS image sensor
Michitaka Yoshida (JSPS), Pham Ngoc Anh, Lioe De Xing, Keita Yasutomi, Shoji Kawahito, Keiichiro Kagawa (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.)
Depth imaging by the indirect ToF method has a problem in whitch measurement errors occur due to multiple reflections fr... [more] IST2023-37
pp.9-12
IST 2023-06-21
13:10
Tokyo Tokyo University of Science Morito Memorial Hall [Poster Presentation] Tomographic imaging based on a two-layer model using multiple spatial frequencies
Naoshi Yoneyama, Keiichiro Kagawa (Shizuoka Univ.)
Because biological tissues have a complex layered structure, quantitative measurement of tissue parameters requires a mu... [more] IST2023-20
pp.5-6
IST 2023-06-21
13:10
Tokyo Tokyo University of Science Morito Memorial Hall [Poster Presentation] Design of image sensors for the cameras to protect privacy
Tomoki Nakamura, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.)
In this paper, we propose an image sensor for privacy protection and show its basic configuration. The image sensor outp... [more] IST2023-22
pp.11-12
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
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 2021-06-30
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
11:00
Online   SFDI and TRS are non-invasive imaging techniques for optical parameters such as absorption and scattering coefficients o... [more] IST2021-32
pp.9-12
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 2021-06-30
13:00
Online   Compressed video image sensor using XY-addressing pixels
Kakeru Miyazaki, Kouhei Watanabe (Shizuoka Univ.), Michitaka Yoshida (Osaka Univ.), Keita Yasutomi, Shouji Kawahito (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.), Keiichiro Kagawa (Shizuoka Univ.)
 [more] IST2021-34
pp.17-20
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
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
11:20
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
 Results 1 - 20 of 90  /  [Next]  
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