Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
2021-06-30 15:05 |
Online |
|
Super-temporal-resolution Image Sensor
-- Beyond the Theoretical Highest Frame Rate of Silicon Image Sensors -- Nguyen Hoai Ngo (Ritsumeikan Univ.), Takayoshi Shimura, Heiji Watanabe (Osaka Univ.), Kazuhiro Shimonomura (Ritsumeikan Univ.), Hideki Mutoh (Link Research), Takeharu Goji Etoh (Osaka Univ.) |
The theoretical highest frame rate of silicon image sensors is 90.1 Gfps (the temporal resolution: 11.1 ps) for green li... [more] |
IST2021-38 pp.33-36 |
IST |
2021-06-30 15:35 |
Online |
|
A Branching Image Sensor for Sub-nanosecond Burst Imaging Nguyen Hoai Ngo (Ritsumeikan Univ.), Takayashi Shimura, Heiji Watanabe (Osaka Univ.), Kazuhiro Shimonomura (Ritsumeikan Univ.), Yoshinari Kamakura (Osaka Inst. Tech), Takeharu Goji Etoh (Osaka Univ.) |
[more] |
IST2021-39 pp.37-40 |
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 |
HI |
2021-03-05 14:05 |
Online |
|
[Short Paper]
Fault determination of electric motor coil by YOLO-v3 with Attention Mizuki Kato (Ritsumeikan Univ Grad), Yutaro Iwamoto (Ritsumeikan Univ), Toshitaka Sugimoto, Toru Aiba (Kusatsu Electric), Yen-Wei Chen (Ritsumeikan Univ) |
Object detection has been widely applied to the visual inspection of factory products. However, since the detection mode... [more] |
HI2021-7 pp.25-26 |
HI |
2021-03-05 14:30 |
Online |
|
[Short Paper]
3D Human Body Pose Estimation Using Graph Convolutional Networks Shoji Kisita, Jiaqing Liu (Ritsumeikan Univ.), Tomoko Tateyama (Shiga Univ.), Yutaro Iwamoto, Yen-Wei Chen (Ritsumeikan Univ.) |
3D pose recognition can apply for many fields, such as touchless operation in the medical field and the entertainment fi... [more] |
HI2021-8 pp.27-28 |
HI, VRPSY |
2020-11-28 11:45 |
Online |
|
Strategy change in surface quality perception induced by short stimulus durations Ryoto Seno (Yamagata Univ), Kenchi Hosokawa (Rits Univ), Tomonori Tashiro, Yasuki Yamauchi (Yamagata Univ), Takehiro Nagai (Tokyo Tech) |
[more] |
HI2020-78 pp.71-74 |
IST |
2019-09-20 15:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Simulation Study on a Cascasde-pipeline BSI Multi-Collection-Gate Image Sensor Nguyen Ngo (RU), Anh Quang Nguyen (HUST), Yoshiyuki Matsunaga, Taeko Ando (RU), Kohsei Takehara (KINDAI), Kazuhiro Shimonomura, Takeharu Goji Etoh (RU) |
This paper proposes a novel design of an ultra-high-speed image sensor. A light guide pipe or a convex pyramid charge co... [more] |
IST2019-51 pp.33-36 |
IST |
2019-09-20 16:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Beyond Single-shot Light-in-Flight Imaging with a Silicon Image Sensor
-- Toward X-ray and Infrared Ultrafast Imaging -- Takeharu Goji Etoh, Ngo Nguen, Yoshiyuki Matsunaga, Taeko Ando, Kazuhiro Shimonomura (Ritsumeikan Univ.) |
A backside-illuminated multi-collection-gate image sensor (BSI MCG image sensor) achieved the temporal resolution of 10 ... [more] |
IST2019-52 pp.37-40 |
IST |
2019-03-22 14:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Invited Talk]
Noise Suppression in Incomplete Transfer Type Pixel Yoshiyuki Matsunaga, Goji Etoh, Kazuhiro Shimonomura (Rits) |
■kTC Reset noise is suppressed by serial 2-stage amplification feedback.
■Pixel readout transistor noises are reduced... [more] |
IST2019-20 pp.41-47 |
ME, IEICE-IE, IEICE-ITS, MMS, HI, AIT [detail] |
2019-02-20 15:45 |
Hokkaido |
Hokkaido Univ. |
[Invited Talk]
Two-Stage YOLOv2 for Accurate License-Plate Detection in Complex Scenes Shohei Yonetsu, Yutaro Iwamoto, Chen Yen-Wei (Ritsumeikan Univ.) |
[more] |
MMS2019-23 HI2019-23 ME2019-45 AIT2019-23 pp.245-248 |
ME, IEICE-IE, IEICE-ITS, MMS, HI, AIT [detail] |
2019-02-20 16:15 |
Hokkaido |
Hokkaido Univ. |
[Invited Talk]
Automatic Gaze Correction based on Deep Learning and Image Warping Masataka Seo, Yamamoto Takahiro (Ritsumeikan Univ), Toshihiro Kitajima (Samsung), Chen Yen-Wei (Ritsumeikan Univ) |
When people take a selfie photo or talk through a video chat system, they tend to look at the screen. Since the position... [more] |
MMS2019-25 HI2019-25 ME2019-47 AIT2019-25 pp.255-259 |
HI, VRPSY |
2018-12-14 15:40 |
Fukuoka |
Kokura Campus, Univ. Kitakyushu |
Measurement of effective visual space during visual tasks in virtual reality environments Daiki Matsushita (Ritsumei Univ), Yasuhiro Seya (Aichi Shukutoku Univ), Hiroyuki Shinoda (Ritsumei Univ) |
[more] |
HI2018-65 pp.19-22 |
IST |
2018-11-28 16:30 |
Tokyo |
Tamachi Campus, TITECH |
[Poster Presentation]
[Poster Presentation] On a BSI Image Signal Accumulation Sensor of 100 Mfps Nguyen Ngo, Kazuhiro Morimoto, Kazuhiro Shimonomura, Takeharu Goji Etoh (Ritsumeikan Univ.) |
[more] |
IST2018-63 pp.9-10 |
IST |
2018-11-28 16:30 |
Tokyo |
Tamachi Campus, TITECH |
[Poster Presentation]
[Poster Presentation] Evolution of ultra-high-speed image sensors- Light-in-Flight imaging to Ultra-fast X-ray imaging Kazuhiro Morimoto, Nguyen Ngo, Kazuhiro Shimonomura, Takeharu Etoh (Ritsumeikan Univ.) |
[more] |
IST2018-65 pp.13-14 |
IIEEJ, AIT |
2018-08-10 11:50 |
Nagano |
Shinshu Univ. |
Gaze Estimation based on Visual Attention Model Sho Oi (Ritsumeikan Univ.), Mutsuo Sano (OIT), Hajime Tabuchi, Fumie Saito, Satoshi Umeda (Keio Univ.) |
Gaze information about human is important to judge the attention function in the human. For example, gaze information du... [more] |
AIT2018-167 pp.57-60 |
BCT, IEEE-BT, HOKKAIDO |
2018-07-27 10:55 |
Hokkaido |
Hokkaido Univ. |
A Min-Sum LDPC Decoder with Variable Parallelism and Its Memory Bank Access Scheduling Method Taishi Watanabe, Hiroshi Tsutsui (Hokkaido Univ.), Takashi Imagawa (Ritsumeikan Univ.), Yoshikazu Miyanaga (Hokkaido Univ.) |
Recently, LDPC (low-density parity-check) codes have been widely used in various applications including 5G wireless comm... [more] |
BCT2018-71 pp.47-50 |
IST |
2018-06-27 15:00 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
Full-fill-factor BSI Multi-collection-gate Image Sensor Takeharu Etoh (Ritsumeikan Univ.), Quang Nguyen Anh (HUST), Kazuhiro Shimonomura (Ritsumeikan Univ.) |
[more] |
IST2018-40 pp.37-40 |
IST |
2018-06-27 15:25 |
Tokyo |
Tokyo Univ. Sci.-Morito-Kinenkan |
A Silicon image sensor of the frame interval of 10 ns captured Flying Light Naoki Hayashi, Yo Mitsui, Akihiko Iguchi (ASTRO), Yasuhide Takano, Tomoo Okinaka, Kohsei Takehara (Kindai Univ.), Takeharu Etoh (Ritsumeikan Univ.) |
An image sensor with the BSI MCG (Backside-illuminated Multi-collection-gate) structure achieved consecutive images of 1... [more] |
IST2018-41 pp.41-44 |