| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IST |
2026-03-27
14:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Study on 4T-DCG Scheme Large-Small Multiple-Photodiode Pixel for Small HDR CMOS Image Sensors
Shogo Masui, Shuhei Takemoto, Ai Otani (Ritsumeikan Univ.), Ken Miyauchi (Ritsumeikan/Brillnics Japan), Hideki Owada, Chia Chi Kuo, Isao Takayanagi (Brillnics Japan), Shunsuke Okura (Ritsumeikan Univ.) |
Image sensors used in environments with large illuminance variations require high dynamic range (HDR). We are investigat... [more] |
IST2026-21
pp.48-53 |
| IST |
2026-03-27
16:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
2/3-inch 2.1Megapixel SPAD Image Sensor with 156dB Single-Shot Dynamic Range and LED Flicker Mitigation Based on Weighted Photon Counting Technique
Yasuharu Ota, Hiroshi Sekine, Kazuhiro Morimoto, Wataru Endo, Tomoya Sasago, Ayman Tarek Abdelghafar, Satoru Mikajiri, Naoki Isoda, Daisuke Kobayashi, Mahito Shinohara, Kizashi Mikami, Kazuma Inoue, Hideaki Yasui, Kenzo Tojima, Masahi Niwa, Satoshi Omodani, Kazuma Chida, Kosei Uehira, Tetsuya Itano, Fumihiro Inui, Junji Iwata, Masanobu Ohmura, Yasushi Matsuno, Katsuhito Sakurai, Takeshi Ichikawa (Canon) |
We present a 2/3-inch 2.1Mpixel 3D backside-illuminated SPAD image sensor.
Newly proposed pixel architecture based on ... [more] |
IST2026-27
pp.79-83 |
| IDY, SID-JC |
2026-03-13
15:20 |
Online |
online |
[Invited Talk]
Printable Moderate-Dynamic-Range (MDR) Image Generation Employing High-Dynamic-Range (HDR) Image Capture Technology Aligned with Human Circadian Behavior
Sakuichi Ohtsuka, Michihiro Hayashi (ICT), Shoko Hira (Kagoshima Univ.), Saki Iwaida (Kagoshima Tenmonkan Medical College) |
The relationship between vision and circadian rhythms has been extensively studied, but processing of visible light has ... [more] |
IDY2026-32
pp.29-35 |
| IST |
2025-11-21
13:30 |
Tokyo |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
A Novel 1/1.3-inch 50 Megapixel three-wafer-stacked CMOS Image Sensor with DNN Circuit for Edge Processing
Ryoichi Nakamura, Hidenobu Tsugawa, Wataru Otsuka, Kan Shimizu, Yoshihisa Kagawa, Kenta Ono, Yosuke Horie (Sony Semiconductor Solutions) |
This study reports the first ever 3-wafer-stacked CMOS image sensor comprising an artificial intelligence (AI) chip with... [more] |
IST2025-46
pp.1-4 |
| IST |
2025-09-18
11:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A 2.1μm High Dynamic Range CMOS Image Sensor with Sub-pixel and Lateral Overflow Integration Capacitor Architecture
Shunta Noguchi, Satoko Iida, Naoya Sato, Shinichiro Izawa, Takayuki Yamanaka, Yorito Sakano, Yusuke Oike (Sony) |
This is a report on an Automotive CMOS image sensor using a pixel architecture of 2.1μm Sub-pixel and Lateral Overflow I... [more] |
IST2025-38
pp.9-12 |
| IST |
2025-09-18
14:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
3D-Stacked 1Megapixel Dual-Time-Gated Color SPAD Image Sensor with Simultaneous Dual Image Output Architecture for Efficient Sensor Fusion
Kazuma Chida, Kazuhiro Morimoto, Naoki Isoda, Hiroshi Sekine, Tomoya Sasago, Yu Maehashi, Satoru Mikajiri, Kenzo Tojima, Mahito Shinohara, Ayman Abdelghafar, Hiroyuki Tsuchiya, Kazuma Inoue, Satoshi Omodani, Alice Ehara, Junji Iwata, Tetsuya Itano, Yasushi Matsuno, Katsuhito Sakurai, Takeshi Ichikawa (Canon) |
We present a 5µm-pitch, 3D-BSI 1Megapixel dual-time-gated color SPAD image sensor enabling a simultaneous output of dual... [more] |
IST2025-42
pp.25-28 |
| IST, ME, IEICE-IE, IEICE-BioX, IEICE-SIP, IEICE-MI [detail] |
2025-06-06
15:00 |
Ishikawa |
|
Dual-Layer Lossless Coding of Radiance HDR Images Using Quadratic Regression-Based Mantissa Estimation
Keito Kaminaga, Soma Yokota, Taizo Suzuki (Univ. of Tsukuba) |
In this study, we propose a dual-layer lossless coding method of Radiance HDR images (HDR images) using a quadratic regr... [more] |
|
| IST |
2024-09-25
11:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
Trends in Research and Development of SPAD Sensors
Daiki Shirahige (Canon) |
In recent decades, the development of photon counting image sensors have attracted great attention. In particular, SPAD ... [more] |
IST2024-44
pp.5-8 |
| 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 |
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-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 |
| IST |
2022-12-12
10:10 |
Shizuoka |
Sanaru Hall |
[Invited Talk]
Coded Two-Bucket Sensors for Active and Passive Imaging
Kyros Kutulakos, Rahul Gulve, Navid Sarhangnejad, Roman Genov (U of T) |
I will discuss our recent progress in designing coded two-bucket sensors, a new family of programmable CMOS image sensor... [more] |
IST2022-40
pp.1-4 |
| 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 |
| 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 |
| IDY, IEICE-EID, SID-JC [detail] |
2021-07-30
13:30 |
Online |
Online |
[Invited Lecture]
Design and Process of 2D-Backlight beyond HDR 5000nits
Hajime Akimoto, Atsushi Yamamoto, Hajime Washio, Taketoshi Nakano (Nichia) |
HDR 2D backlight designs and some process for each of automotive/monitor, n ote book PC mobile device, and future Realit... [more] |
IDY2021-17
pp.5-8 |
| 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 |
| BCT, IEEE-BT |
2020-07-31
10:40 |
Hokkaido |
Hokkaido |
Evaluation of Sensation of Realness by Paired Comparison of High Resolution HDR Images
Kosuke Nomura, Kenichiro Masaoka, Yuichi Kusakabe (NHK) |
A subjective evaluation experiment under the standard dynamic range (SDR) condition was past conducted on the purpose of... [more] |
BCT2020-49
pp.1-4 |
| BCT, IEEE-BT |
2017-07-28
09:00 |
Hokkaido |
Sapporo center for gender quality |
Full-Featured 8K-UHDTV Program Production System
-- Demonstration Test of Live Program Production --
Daiichi Koide, Jun Yonai, Naohiro Hara, Atsushi Arai, Tomoki Matsubara, Tomohiro Nakamura, Kohei Tomioka, Tetsuya Hayashida, Yoshiro Takiguchi, Hiroshi Shimamoto (NHK) |
A full-featured 8K live-program-production system with video format which has high dynamic range (HDR) with Hybrid Log-G... [more] |
BCT2017-68
pp.29-32 |