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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 104  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
IST 2024-06-19
13:15
Tokyo Tokyo University of Science Morito Memorial Hall [Poster Presentation] Investigation of Light-Weight Distance Estimation Deep Neural Network for Charge Domain Time Compressed ToF
Daisuke Hayashi (Shizuoka Univ), Michitaka Yoshida (Japan Society for the Promotion of Science), Keita Yasutomi, Shoji Kawahito (Shizuoka Univ), Hajime Nagahara (Osaka Univ), Keiichiro Kagawa (Shizuoka Univ)
 [more]
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 2024-03-27
11:05
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
A VGA Light-Tracing Time-of-Flight CMOS Image Sensor with Multi-Tap Pixel for Long-Range Outdoor Operations
Kamel Mars, Yugo Nakatani, Seiya Ageishi, Masashi Hakamata (Shizuoka Univ.), Tomoaki Sakita, Daisuke Iguchi, Junichiro Hayakawa, Takashi Kondo (FUJIFILM Business Innovation Corp), Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito (Shizuoka Univ.)
 [more] IST2024-13
pp.8-11
IST 2023-11-10
15:20
Tokyo
(Primary: On-site, Secondary: Online)
[Invited Talk] High precision time-of-flight image sensors and their application
Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.)
 [more] IST2023-50
pp.14-17
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 2023-09-15
13:20
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
A 648 x 484-Pixel 4-Tap Hybrid Time-of-Flight Image Sensor with 8 and 12 Phase Demodulation for Long-Range Indoor and Outdoor Operations
Kamel Mars, Kensuke Sakai, Yugo Nakatani, Masashi Hakamata, Keita Yasutomi, De Xing Lioe, Keiichiro Kagawa (Shizuoka Univ.), Tomoyuki Akahori, Tomohiko Kosugi, Satoshi Aoyama (Toppan Inc.), Shoji Kawahito (Shizuoka Univ.)
This paper presents a new hybrid time of flight (hToF) that combine advantages of direct time of flight (dToF) and indir... [more] IST2023-39
pp.17-20
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
IST 2023-06-21
14:10
Tokyo Tokyo University of Science Morito Memorial Hall [Poster Presentation] Applications of multi-tap ToF image sensors for fluorescence lifetime imaging
Ibuki Ando, Kamel Mars, Keita Yasutomi, Shoji Kawahito, Keiichiro Kagawa (Shizuoka Univ.)
Fluorescence lifetime imaging is a tumor detection method that utilizes the autofluorescence of living cells. This metho... [more] IST2023-24
pp.17-18
IST 2022-12-12
14:20
Shizuoka Sanaru Hall [Poster Presentation] Plasmonic polarization color filtering using 1D corrugated metallic thin films
Yusuke Fukaya, Atsutaka Miyamichi, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito, Atsushi Ono (Shizuoka Univ.)
We proposed a plasmonic polarization color filter composed of a 1D periodic corrugated metal thin film aimed for the sim... [more] IST2022-45
pp.25-26
IST 2022-12-12
14:20
Shizuoka Sanaru Hall Pseudo-direct ToF imaging using a multi-tap macro-pixel CMOS image sensor with oversampled reconstruction
Pham Ngoc Anh, Thoriq Ibrahim, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.), Keiichiro Kagawa (Shizuoka Univ.)
A pseudo-dToF imaging method using an iToF image sensor composed of multi-tap macro-pixels in combination with compressi... [more] IST2022-48
pp.31-32
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
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
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 2021-11-25
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
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
 Results 1 - 20 of 104  /  [Next]  
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