| 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
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 |
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
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 |
2023-09-15
16:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
A 3.96µm, 124dB Dynamic Range, 6.2mW Stacked Digital Pixel Sensor with Monochrome and Near-Infrared Dual-Channel Global Shutter Capture
Ken Miyauchi, Isao Takayanagi, Masato Nagamatsu, Hirofumi Abe, Kazuya Mori, Masayuki Uno, Toshiyuki Isozaki, Rimon Ikeno (Brillnics Japan), Hsin-Li Chen, Chih-Hao Lin, Wen-Chien Fu, Shou-Gwo Wuu (Brillnics), Song Chen, Lyle Bainbridge, Qing Chao, Ramakrishna Chilukuri, Wei Gao, Andrew P. Hammond, Tsung-Hsun Tsai, Chiao Liu (Meta) |
This paper presents a 3.96μm, 640x640 pixel stacked digital pixel sensor capable of capturing co-located monochrome (Mon... [more] |
IST2023-46
pp.45-48 |
| IST |
2023-06-21
13:10 |
Tokyo |
Tokyo University of Science Morito Memorial Hall |
[Poster Presentation]
Analysis of Light Intensity and Charge Holding Time Dependence of Full Well Capacity in CMOS Image Sensor with A Buried Overflow Transfer Gate
Ken Miyauchi (Brillnics/Tohoku Univ.), Toshiyuki Isozaki, Rimon Ikeno, Junichi Nakamura (Brillnics) |
In this paper, an analytical model of CMOS image sensor full well capacity with a buried overflow transfer gate is propo... [more] |
IST2023-19
pp.1-4 |
| 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 |
2022-09-22
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 |
2022-06-29
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
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
13:00 |
Online |
|
4.0µm Voltage Mode Global Shutter Pixels with Single Exposure High Dynamic Range and Phase Detection Auto Focus Capability
Ken Miyauchi, Kazuya Mori, Toshiyuki Isozaki, Yusuke Sawai, Ho-Ching Chien, Junichi Nakamura (BRILLNICS) |
In this paper, two types of 4.0µm backside illuminated stacked voltage mode global shutter pixels implemented in a proto... [more] |
IST2021-54
pp.25-28 |
| IST |
2021-10-21
13:40 |
Online |
|
A 3-Tap Global Shutter 5.0um Pixel with Background Canceling for 165MHz Modulated Pulsed Indirect Time-of-Flight Image Sensor
Masafumi Tsutsui, Toshifumi Yokoyama, Takahisa Ogawa, Ikuo Mizuno, Nobuyoshi Takahashi (TPSCo), Cheng Ma (Gpixel INC), Fei Wang (Orbbec Shenzhen), Joris Debondt, Jan Bogaerts (Gpixel NV), Xinyang Wang (Gpixel INC), Assaf Lahav (Tower Semiconductor) |
3-tap global shutter 5.0um pixel with background canceling for pulsed indirect time-of-flight image sensor has been deve... [more] |
IST2021-56
pp.33-36 |
| 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 |