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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 9 of 9  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
BCT, IEICE-OFT, IEICE-OCS, IEE-CMN [detail] 2021-11-18
15:05
Online online Development of a jitter injector for Ultrahigh-definition Signal/Data Interface (U-SDI)
Tomohiro Nakamura, Yuji Ookawa, Jun Yonai, Yoshiro Takiguchi (NHK)
(Advance abstract in Japanese is available) [more]
BCT, IEICE-OFT, IEICE-OCS, IEE-CMN [detail] 2021-11-18
15:30
Online online A trial of interoperability enhancement for full-featured 8K production equipment
Tomohiro Nakamura, Yuji Ookawa, Jun Yonai, Yoshiro Takiguchi (NHK)
(Advance abstract in Japanese is available) [more]
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.)
(To be available after the conference date) [more]
BCT, IEEE-BT 2021-03-12
11:25
  Online Jitter Analysis and Interoperability Enhancement for Ultrahigh-definition Signal/Data Interface
Tomohiro Nakamura, Yuji Ookawa, Jun Yonai, Yoshiro Takiguchi (NHK)
Cyclic Redundancy Check errors and several visible errors were observed in video production equipment supporting Ultrahi... [more] BCT2021-20
pp.9-12
BCT, IEICE-OCS, IEICE-OFT, IEE-CMN [detail] 2019-11-21
14:05
Yamaguchi Kaikyo-Messe-Shimonoseki Improvement of an experimental truck for full-featured 8K Super Hi-Vision prodcution
Tomohiro Nakamura, Yuji Ookawa (NHK), Jun Yonai (NES), Tetsuya Hayashida, Yoshiro Takiguchi (NHK)
 [more] BCT2019-84
pp.1-5
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 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
IST 2016-05-06
13:05
Tokyo   [Poster Presentation] A study on auto focus for 8K camera using on sensor phase-difference detection
Takahiro Yamasaki, Ryohei Funatsu, Tomohiro Nakamura, Tetsuya Hayashida, Hiroshi shimamoto (NHK)
It is not easy to adjust 8K camera's focus precisely. To resolve this problem, we are researching for on sensor phase-di... [more] IST2016-21
pp.1-4
IST 2015-03-27
16:10
Tokyo Kikai-Shinko-Kaikan Bldg. Development of 133Mpixel 60fps CMOS Image Sensor using 32-Column Shared High-Speed SAR ADCs
Ryohei Funatsu (NHK), Steven Huang (Forza Silicon), Takayuki Yamashita, Takuji Soeno, Tomohiro Nakamura, Tetsuya Hayashida, Hiroshi Shimamoto (NHK), Barmak Mansoorian (Forza Silicon)
We have developed a 133Mpixel 60fps CMOS image sensor to realize a compact, full-resolution single-chip 8K Super Hi-Visi... [more] IST2015-23
pp.53-56
 Results 1 - 9 of 9  /   
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