| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IST |
2025-03-21
10:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Defense Method Against Adversarial Example Attacks using Thermal Noise of a CMOS Image Sensor
Yuki Rogi, Kota Yoshida, Tatsuya Oyama, Takeshi Fujino, Shunsuke Okura (Ritsumeikan Univ.) |
With the rise of IoT technology, edge AI has become increasingly important, but it is vulnerable to adversarial example ... [more] |
IST2025-10
pp.5-6 |
| IST |
2025-03-21
11:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Lightweight Object Detection Model for a CMOS Image Sensor with Binary Feature Extraction
Keiichiro Kuroda, Yudai Morikaku, Yu Osuka, Ryoya Ieagaki, Kota Yoshida, Shunsuke Okura (Ritumeikan Univ) |
For the coming of IoT age, we have proposed an object detection system using a CMOS image sensor with binary feature ext... [more] |
IST2025-11
pp.7-8 |
| IST |
2025-03-21
15:35 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Evaluation of an Area-Efficient and Highly Linear Column-Parallel Readout Circuit for LOFIC Image Sensors
Ryotaro Hotta, Ai Otani, Hiroaki Ogawa, Shunsuke Okura (Ritsumeikan Univ.) |
[more] |
IST2025-19
pp.42-47 |
| KANSAI |
2024-12-22
11:45 |
Osaka |
Osaka Metropolitan University, I-site Namba |
A Study on the Sensitivity of 8-Shared Pixels for a Feature-Extractable CMOS Image Sensor
Daichi Anami, Yu Osuka, Yudai Morikaku (Ritsumeikan Univ.), Ryuichi Ujiie, Daisuke Morikawa, Hideki Shima (Nisshinbo Micro Devices Inc.), Shunsuke Okura (Ritsumeikan Univ.) |
For the coming trillion-sensor universe， we have proposed a CMOS image sensor pixel that can extract a feature for energ... [more] |
|
| IST |
2024-09-25
15:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
A Study of High SNR Triple readout circuit for LOFIC CMOS Image Sensor
Ai Otani, Hiroaki Ogawa (Ritsumeikan Univ.), Ken Miyauchi, Yuki Morikawa, Hideki Owada, Isao Takayanagi (Brillnics), Shunsuke Okura (Ritsumeikan Univ.) |
[more] |
IST2024-49
pp.26-29 |
| IST |
2024-09-25
16:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
A Study of Linear Response DCG Scheme with 4 Transistor Pixel for a CMOS Image Sensor
Ayaka Banno (Ritsumeikan Univ.), Ken Miyauchi (Brillnics Japan), Shuhei Takemoto, Ai Otani (Ritsumeikan Univ.), Yuki Morikawa, Hideki Owada, Chia-Chi Kuo, Isao Takayanagi (Brillnics Japan), Shunsuke Okura (Ritsumeikan Univ.) |
High Dynamic Range (HDR) CMOS image sensors are required for use in extremely illuminated environments, such as outdoors... [more] |
IST2024-51
pp.34-37 |
| 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
14:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
A Study on High-Sensitivity Stacked Digital Pixel Sensor with CTIA circuit
Kazuki Tatsuta, Nao Kitajima, Yu Osuka, Shunsuke Okura (Ritsumeikan Univ.) |
Small digital pixel sensor (DPS) with back-side illumination together with 3D-stacking technologies has been proposed fo... [more] |
IST2024-19
pp.34-38 |
| 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 |
| IEICE-ICD, IEICE-SDM, IST [detail] |
2023-08-02
10:10 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
A Small-Area and Highly-Linear Column Readout Circuit for LOFIC CMOS Image Sensor
Ryotaro Hotta, Shunsuke Okura, Ai Otani, Kazuki Tatsuta (Ritsmeikan), Ken Miyauchi, Han Sangman, Hideki Owada, Isao Takayanagi (Brillnics) |
[more] |
IST2023-30
pp.7-12 |
| 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 |
2022-12-12
14:20 |
Shizuoka |
Sanaru Hall |
[Poster Presentation]
An area efficient readout circuit for CMOS Image Sensor With Lateral Overflow Integration Capacitor
Ai Otani, Hiroaki Ogawa (Ritsumeikan Univ.), Ken Miyauchi, Sangman Han, Hideki Owada, Isao Takayanagi (Brillnics), Shunsuke Okura (Ritsumeikan Univ.) |
A lateral overflow integration capacitor (LOFIC) CMOS image sensor (CIS) can realize high dynamic range (HDR) imaging wi... [more] |
IST2022-53
pp.41-42 |
| 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 |
| 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 |
| IEICE-SDM, IEICE-ICD, IST [detail] |
2021-08-18
16:00 |
Online |
Online |
An Area Efficient Readout Circuit for CMOS Image Sensor with Lateral Overflow Integration Capacitor
Ai Otani, Shunsuke Okura (Ritsumeikan Univ.), Ken Miyauchi, Sangman Han, Hideki Owada, Isao Takayanagi (BRILLNICS) |
LOFIC is utilized to realize HDR image sensor, in which low conversion gain (LCG) and
high conversion gain (HCG) signa... [more] |
IST2021-46
pp.103-107 |
| 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 |