| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IST |
2022-12-12
14:20 |
Shizuoka |
Sanaru Hall |
Block-wise-controlled Image Sensor with Variable Resolution, Frame rate, and Exposure Time for Scene Adaptive Imaging
Kohei Tomioka, Toshio Yasue, Kodai Kikuchi, Takenobu Usui, Kazuya Kitamura (NHK STRL), Shoji Kawahito (Shizuoka Univ.) |
This paper proposes a block-wise-controlled image sensor, which has pixel blocks with independently controllable pixel b... [more] |
IST2022-57
pp.49-50 |
| IST |
2022-06-29
14:30 |
Online |
|
Phase-detection autofocus system for 8K three-chip imaging camera
Kodai Kikuchi, Kodai Tomioka, Toshio Yasue, Tomohiro Nakamura, Kazuya Kitamura, Takayuki Yamashita (NHK) |
We developed a phase detection autofocus (PDAF) for three-chip imaging broadcasting cameras that detects disparity betwe... [more] |
IST2022-28
pp.13-16 |
| 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 |
| 3DMT, IDY, IST [detail] |
2019-12-20
13:00 |
Aichi |
NHK Nagoya Station |
[Invited Talk]
8K/240p slow motion imaging system
Takayuki Yamashita, Ryohei Funatsu, Toshio Yasue, Kodai Kikuchi, Kohei Tomioka, Tomoki Matsubara (NHK) |
[more] |
IST2019-59 IDY2019-59 3DIT2019-34
pp.1-6 |
| IST |
2018-03-09
11:20 |
Tokyo |
NHK Housou-Gijyutu Lab. |
A 2.1μm 33Mpixel CMOS imager with multi-functional 3-stage pipeline ADC for 480fps high-speed mode and 120fps low-noise mode
Kohei Tomioka, Toshio Yasue, Ryohei Funatsu, Tomohiro Nakamura (NHK STR), Takahiro Yamasaki (NHK Engineering Administration Department), Hiroshi Shimamoto (NHK STR), Tomohiko Kosugi, Sungwook Jun, Takashi Watanabe, Masanori Nagase, Toshiaki Kitajima, Satoshi Aoyama (Brookman Technology), Shoji Kawahito (Shizuoka University) |
A 2.1μm 33Mpixel CMOS for 8K video is described. A novel column parallel 3-stage pipeline ADC composed of FI (Folding-In... [more] |
IST2018-15
pp.17-20 |
| 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 |
2016-03-11
11:40 |
Tokyo |
NHK Research Lab (Setagaya) |
A 1.1μm 33Mpixel 240fps 3D-Stacked CMOS Image Sensor with 3-Stage Cyclic-Based Analog-to-Digital Converters
Toshiki Arai, Toshio Yasue, Kazuya Kitamura, Hiroshi Shimamoto (NHK STRL), Tomohiko Kosugi, Sungwook Jun, Satoshi Aoyama (Brookman Technology), Ming-Chieh Hsu, Yuichiro Yamashita (TSMC), Hirofumi Sumi (The University of Tokyo), Shoji Kawahito (Shizuoka University) |
A 1.1μm 33Mpixel 240fps 3D-stacked CMOS image sensor with 3-stage cyclic-based ADC has been developed. The hybrid-stacki... [more] |
IST2016-12
pp.21-24 |
| IST |
2015-09-18
13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A 14-bit, 33-Mpixel, 120-fps Image Sensor with DMOS Capacitors in 90-nm/65-nm CMOS
Toshio Yasue, Kazuya Kitamura, Toshihisa Watabe, Hiroshi Shimamoto (NHK), Tomohiko Kosugi, Takashi Watanabe, Satoshi Aoyama (Brookman Technology), Makoto Monoi (Toshiba Corporation), Zhiheng Wei, Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2015-49
pp.25-28 |
| BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA |
2015-01-30
13:40 |
Fukuoka |
Fukuoka Institute of Technology |
Development of Compact 8K Super Hi-Vision camera and 8K shootings
Hiroshi Shimamoto, Toshio Yasue, Takashi Ishida, Tomoharu Iwamoto (NHK) |
We have developed a 33-Mpixel, 120-fps and 12-bit ADC single-chip color CMOS image sensor and a compact 8K camera head e... [more] |
BCT2015-23
pp.93-96 |
| BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA |
2015-01-30
14:05 |
Fukuoka |
Fukuoka Institute of Technology |
Full-specification 8K Super Hi-Vision reference camera
Kazuya Kitamura, Takuji Soeno, Toshio Yasue (NHK), Toshihisa Watabe (NES-ES), Shoji Kawahito (Shizuoka University), Tomohiko Kosugi (Brookman Technology), Tadaaki Yanagi, Tetsuo Yoshida (Hitachi Kokusai Electric), Takayuki Yamashita, Hiroshi Shimamoto (NHK) |
The full-specification 8K Super Hi-Vision reference camera with 7,680 (H) × 4,320 (V) resolution (8K resolution), 120-Hz... [more] |
BCT2015-24
pp.97-100 |
| IST, ME, IEICE-BioX |
2013-06-24
13:00 |
Ishikawa |
|
A 120-Hz Super Hi-Vision Image Sensor with Higher Sensitivity
Toshio Yasue, Tetsuya Hayashida, Jun Yonai (NHK), Kazuya Kitamura (NHK, Shizuoka Univ.), Toshihisa Watabe (NHK-ES, Shizuoka Univ.), Tomohiko Kosugi, Takashi Watanabe (Brookman), Hiroshi Ootake, Hiroshi Shimamoto (NHK), Shoji Kawahito (Shizuoka Univ.) |
[more] |
IST2013-28 ME2013-70
pp.1-4 |
| IST, ME, IEICE-BioX |
2013-06-24
13:30 |
Ishikawa |
|
Development of 33-Mpixel 120-fps Super Hi-Vision capture and display devices
Hiroshi Shimamoto, Kazuya Kitamura, Toshio Yasue (NHK), Tadaaki Yanagi, Tetsuo Yoshida (HiKE), Hideki Kikuchi (Link), Syoji Kawahito (Shizuoka University, Brookman Technology), Satoshi Aoyama (Brookman Technology), Norifumi Egami (Kinki University) |
[more] |
IST2013-29 ME2013-71
pp.5-8 |
|