| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| 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 |
2023-06-21
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 |
| AIT, ME, MMS, IEICE-IE, IEICE-ITS [detail] |
2022-02-21
11:30 |
Online |
online |
|
The dynamic range of electronic imaging is orders of magnitudes smaller than that of human vision. To obtain images of h... [more] |
|
| 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 |
| IDY, IEICE-EID, IEIJ-SSL, SID-JC, IEE-EDD [detail] |
2019-01-24
13:35 |
Kagoshima |
|
[Poster Presentation]
Image Compression Based on Global Tone Mapping Preserving Perceptual Reality
-- Subjective Evaluation of Reproduced Images Impaired by Viewing Flare --
Yoshitaka Fukaya, Saki Iwaida, Shoko Hira, Sakuichi Ohtsuka (Kagoshima Univ.) |
In order to retaining perceptual reality in Standard-Dynamic-Range (SDR) images converted from High-Dynamic-Range (HDR) ... [more] |
IDY2019-2
pp.5-8 |
| 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 |
| BCT, IEEE-BT, HOKKAIDO [detail] |
2016-07-28
15:45 |
Hokkaido |
Hokkaido Univ. |
8K UHDTV-HDR Live Program Production
-- Prototype System and Trial Production --
Daiichi Koide, Takayuki Yamashita, Ryohei Funatsu, Noriyuki Shirai, Yoshitaka Ikeda, Yukihiro Nishida, Tetsuomi Ikeda (NHK) |
We constructed a live-program-production system for 8K with high dynamic range (HDR) using Hybrid Log-Gamma (HLG) format... [more] |
BCT2016-58
pp.21-24 |
| BCT, IEEE-BT, HOKKAIDO [detail] |
2016-07-28
16:10 |
Hokkaido |
Hokkaido Univ. |
8K HDR cameras using Hybrid-Log-Gamma
Ryohei Funatsu, Kazuya Kitamura, Toshio Yasue, Daiichi Koide, Hiroshi Shimamoto (NHK) |
High dynamic range (HDR) broadcast is capable from the beginning of the 8K test broadcast in August 2016, and NHK is aim... [more] |
BCT2016-59
pp.25-28 |
| IST |
2016-05-06
15:15 |
Tokyo |
|
A television camera to capture HDR and SDR images simultaneously
Yoshitaka Ikeda, Kenichiro Masaoka, Yukihiro Nishida (NHK) |
Ultra High Definition Television (UHDTV) test broadcasting is planned to start in 2016 in Japan. This will include High ... [more] |
IST2016-28
pp.29-32 |
| IEICE-ITS, IEICE-IE, AIT, HI, ME [detail] |
2014-02-17
10:20 |
Hokkaido |
Hokkaido Univ. |
Relaxation of Restriction on HDR Image Formats for A Fixed-Point Tone Mapping Operation
Atsushi Tashiro (Tokyo Metropolitan Univ), Toshiyuki Dobashi, Tatsuya Murofushi (Tokyo Metropolitan Univ.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metropolitan Univ.) |
This paper proposes an integer tone mapping operation (TMO) with fixed-point arithmetic
for high dynamic range (HDR) im... [more] |
|
| ME |
2013-12-10
09:10 |
Fukui |
Matuyasensen |
A Fixed-Point Tone Mapping Operation for HDR Images and Its Evaluation of Memory Usage
Toshiyuki Dobashi, Tatsuya Murofushi (Tokyo Metro. Univ.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metro. Univ.) |
This paper proposes a tone mapping operation (TMO) with a low memory cost and a low computational cost.
A TMO generates... [more] |
ME2013-129
pp.41-44 |
| ME |
2013-12-10
09:35 |
Fukui |
Matuyasensen |
Collaboration between HDR and LDR images for non-local means filtering
Shoi Hayama, Kiyoshi Nishikawa, Hitoshi Kiya (Tokyo Metropolitan Univ) |
A novel configuration for the non-local (NL) means algorithm is proposed for denoising the low dynamic range (LDR) image... [more] |
ME2013-130
pp.45-48 |
| IEICE-ITS, IEICE-IE, AIT, HI, ME [detail] |
2013-02-18
13:40 |
Hokkaido |
Hokkaido Univ. |
AN INTEGER OPERATION OF GLOBAL TONE MAPPING FOR HDR IMAGES
Tatsuya Murohushi (TMU), Masahiro Iwahashi (NUT), Hitoshi Kiya (TMU) |
This paper proposes a new tone mapping operation which is implemented in integer input and integer output.
A tone mappi... [more] |
|
| IST |
2011-11-18
13:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
An approach to control halo suppression for local adaptive tone mapping
Sousuke Shimoayama, Masayuki Ikebe, Masaki Igarashi, Akira Mizuno, Junichi Motohisa (Hokudai) |
Local Histogram Equalization (LHE), which is efficient for High Dynamic Range (HDR) compression, requires a large amount... [more] |
IST2011-70
pp.9-12 |
| IST |
2009-12-10
13:30 |
Tokyo |
Univ. of Tokyo |
A high-speed local contrast correction method without local pixel-block dependency
Sousuke Shimoyama, Masayuki Ikebe, Masaki Igarashi, Jyunichi Motohisa (Hokkaido Univ.) |
Local Histogram Equalization (LHE), which is efficient for High Dynamic Range (HDR) compression, requires a large amount... [more] |
IST2009-91
pp.5-8 |