| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IST |
2024-03-27
13:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Evaluation of Object Detection Accuracy for DCG CMOS Image Sensor with 4T Pixel Structure
Shoya Nishide, Ayaka Banno (Ritsumeikan Univ.), Ken Miyauchi, Yuki Morikawa, Hideki Owada, Isao Takayanagi (Brillnics), Shunsuke Okura (Ritsumeikan Univ.) |
Our research group has proposed a high dynamic range DCG CMOS image sensors based on 4T pixel for sensing applications. ... [more] |
IST2024-16
pp.20-24 |
| IST |
2024-03-27
15:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
A 3.36 µm-pitch SPAD photon-counting image sensor using clustered multi-cycle clocked recharging technique with intermediate most-significant-bit readout
Takafumi Takatsuka, Jun Ogi, Yasuji Ikeda, Kazuki Hizu, Yutaka Inaoka, Shunsuke Sakama, Iori Watanabe, Tatsuya Ishikawa, Shohei Shimada, Junki Suzuki (SSS), Hidenori Maeda, Kenji Toshima (SCK), Yusuke Nonaka, Akifumi Yamamura, Hideki Ozawa, Fumihiko Koga, Yusuke Oike (SSS) |
This paper introduces the pixel front-end (PFE) circuit pitch reduction of SPAD photon count image sensor, which was rep... [more] |
IST2024-21
pp.42-45 |
| 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 |
2023-09-15
14:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Dual conversion gain scheme for small pixel CMOS Image Sensor
Ayaka Banno, Kazuki Tatsuta, Ai Otani, Shunsuke Okura (Ritsumeikan Univ.), Ken Miyauchi, Yuki Morikawa, Sangman Han, Hideki Owada, Isao Takayanagi (Brillnics) |
High Dynamic Range (HDR) CMOS image sensors are required for the use under extreme-illminated environments such as outdo... [more] |
IST2023-43
pp.33-36 |
| 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
16:10 |
Tokyo |
Tokyo University of Science Morito Memorial Hall |
[Invited Talk]
Introduction to Single Exposure HDR CMOS Image Sensors
Shunsuke Okura (Ritsumeikan) |
In the development of Internet of Things (IoT), CMOS image sensors are expected to be used under extreme-illumination co... [more] |
IST2023-27
pp.27-28 |
| IEICE-BioX, IEICE-SIP, IEICE-IE, IST, ME [detail] |
2023-05-19
15:15 |
Mie |
Sansui Hall, Mie University
(Primary: On-site, Secondary: Online) |
Object Detection with Split Images Based on Signal Range for Single Exposure High Dynamic Range Image Sensors
Yuta Nakahigashi, Yu Osuka, Kota Yoshida, Shunsuke Okura (Ritsumeikan Univ.) |
In this paper, we study object detection with split images based on signal range for single exposure high dynamic range... [more] |
IST2023-15 ME2023-58
pp.13-18 |
| IEICE-BioX, IEICE-SIP, IEICE-IE, IST, ME [detail] |
2023-05-19
15:45 |
Mie |
Sansui Hall, Mie University
(Primary: On-site, Secondary: Online) |
On-Chip Data Reduction and Object Detection for a Feature Extractable CMOS Image Sensor
Yudai Morikaku (Ritsumeikan Univ.), Ryuichi Ujiie, Daisuke Morikawa, Hideki Shima, Kota Yoshida, Shunsuke Okura (Ritsumeikan Univ.) |
Society 5.0, in which information from sensors in physical space is analyzed by artificial intelligence (AI) in cyberspa... [more] |
IST2023-16 ME2023-59
pp.19-24 |
| IST |
2022-12-13
14:40 |
Shizuoka |
Sanaru Hall |
[Invited Talk]
The most energy-efficiency image sensor architecture: case study for automotive and time-of-flight sensors
Min-Sun Keel, Mira Lee, Shinyeol Choi, Sejun Kim, Jungyeob Chae, Jonghyuk Woo, Youngtae Jang, Jinkyeong Heo, Haechang Lee (Samsung) |
This paper presents the most energy-efficient image sensor architecture for different applications. As a case study, two... [more] |
IST2022-66
pp.85-88 |
| IST |
2022-09-22
14:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Low-Noise Multi-Gate Pixel Transistor for Sub-Micron Pixel CMOS Image Sensors
Koichi Baba, Shota Kitamura, Naohiko Kimizuka, Akiko Honjo, Toshihiro Kurobe, Hideomi Kumano, Takuya Toyofuku (SSS), Kouhei Takeuchi, Shota Nishimura (SCK), Akihiko Kato, Tomoyuki Hirano, Yusuke Oike (SSS) |
As the pixel size of CMOS image sensors (CIS) is rapidly decreasing to sub-micron pixels due to strong demand from mobil... [more] |
IST2022-35
pp.5-8 |
| IST |
2022-09-22
16:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Image Classification Using Neural Network for Feature Extractable CMOS Image Sensor
Kohei Yamamoto, Kota Yoshida, Shunsuke Okura (Ritsumei Univ) |
CMOS image sensors are expected to be integrated with AI using deep learning for new technologies. Our research group ha... [more] |
IST2022-39
pp.21-24 |
| IST |
2022-06-29
13:00 |
Online |
|
Analysis and reduction of thermal noise at multi-conversion gain pixel input
Shoma Harada, Kuo Chiachi, Hayato Horie, Issei Tsukada, Rihito Kuroda (Tohoku Univ.) |
An introduction of multiple conversion gain (MCG) to image sensor is one of the ways to enlarge dynamic range with singl... [more] |
IST2022-25
pp.1-4 |
| IST |
2022-03-28
09:30 |
Online |
|
3-Layer Stacked Pixel-Parallel CMOS Image Sensors Using Hybrid Bonding of SOI Wafers
Masahide Goto, Yuki Honda, Masakazu Nanba, Yoshinori Iguchi (NHK), Takuya Saraya, Masaharu Kobayashi (The Univ. of Tokyo), Eiji Higurashi (AIST), Hiroshi Toshiyoshi, Toshiro Hiramoto (The Univ. of Tokyo) |
We report 3-layer stacked pixel-parallel CMOS image sensors developed for the first time. The hybrid bonding of silicon-... [more] |
IST2022-11
pp.5-8 |
| 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 |
2021-10-21
10:50 |
Online |
|
High-precision CMOS Proximity Capacitance Image Sensors with Large-format 12 µm and High-resolution 2.8 µm Pixels
Yuki Sugama, Yoshiaki Watanabe, Rihito Kuroda, Masahiro Yamamoto, Tetsuya Goto (Tohoku Univ.), Toshiro Yasuda, Shinichi Murakami, Hiroshi Hamori (OHT), Naoya Kuriyama (LAPIS Semiconductor), Shigetoshi Sugawa (Tohoku Univ.) |
This paper presents newly developed two high-precision CMOS proximity capacitance image sensors: Chip A with 12 µm pitch... [more] |
IST2021-51
pp.13-16 |
| 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] |
2021-08-17
13:55 |
Online |
Online |
Study of an Event-Driven CMOS Image Sensor Using Deep Learning (1)
-- Verification of Image Classification Using Low Bit-Resolution Feature Images --
Kohei Yamamoto, Kota Yoshida, Shunsuke Okura (Ritsumeikan Univ.) |
Currently, CMOS image sensors are expected to be integrated with AI using deep learning to create new technologies.
C... [more] |
IST2021-43
pp.29-33 |
| IEICE-SDM, IEICE-ICD, IST [detail] |
2021-08-17
14:20 |
Online |
Online |
Study of an Event-Driven CMOS Image Sensor Using Deep Learning (2)
-- An A/D Converter with Low-Resolution and Power-Saving Operation Mode --
Koshiro Itsuki, Shunsuke Okura (Ritsumeikan Univ.) |
With the progress of the IoT and the Trillion Sensor Universe，the amount of information collected by CMOS image sensors ... [more] |
IST2021-44
pp.35-40 |
| IEICE-SDM, IEICE-ICD, IST [detail] |
2021-08-17
14:45 |
Online |
Online |
Image Recognition of HDR Images with Dual Gain CMOS Image Sensor
Takuya Kitamura, Kota Yoshida, Tetsushi Ikeda (Ritsumeikan Univ.), Shinichi Ikenaga, Isao Takayanagi (Brillnics), Shunsuke Okura (Ritsumeikan Univ.) |
High dynamic range (HDR) CMOS image sensors are expected to be used for machine vision applications for recognition unde... [more] |
IST2021-45
pp.41-45 |
| IST |
2021-03-26
11:30 |
Tokyo |
Online |
Study of High-SNR Pixel for CMOS Image Sensor Applicable to Image Recognition
Toya Sasaki, Masayoshi Sirahata, Shunsuke Okura (Ritsumeikan Univ.) |
For the demand to high dynamic range (HDR) technology of CMOS image sensors, LOFIC is considered to be one of solutions.... [more] |
IST2021-13
pp.21-24 |