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 Results 1 - 20 of 33  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
IEICE-MRIS, MMS 2021-10-08
13:50
Online Online Current induced domain wall motion for magneto-optical light modulator with Gdx-Fe1-x magnetic nanowires.
Takuma Sotome (Tokai Univ.), Kenichi Aoshima (NHKstrl), Kazuto Hosaka (Tokyo Denki Univ.), Nobuhiko Funabashi, Ryo Higashida (NHKstrl), Yasunobu Akiyama (Tokai Univ.), Kenji Machida (NHKstrl)
A magneto-optical light modulation element (MO element) using current-induced domain wall movement is composed of a nano... [more] MMS2021-33
pp.13-18
BCT, IEEE-BT 2021-03-12
10:35
  Online Field Trial of Handover between Multiple Base Stations using MIMO System with Adaptive Transmission Control for Next Generation Mobile Relay FPU
Takahiro Sato, Fumito Ito, Fumiki Uzawa, Takayuki Nakagawa, Naohiko Iai (NHK), Kei Hatano, Takuma Ono, Hitoshi Sugiyama, Hikoichi Saito, Yuichi Iwadate (NHK Technologies, Inc)
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 MIMO system with adaptive tr... [more] BCT2021-18
pp.1-4
HI, IEICE-IE, IEICE-ITS, MMS, ME, AIT [detail] 2020-02-28
14:00
Hokkaido Hokkaido Univ.
(Cancelled)
The method of lowering the currents for recording magnetic domain in magnetic nanowire memory.
Mitsuyasu Endo, Yosuke Hori, Yasuyoshi Miyamoto, Norihiko Ishii (NHK STRL)
 [more] MMS2020-34 HI2020-34 ME2020-62 AIT2020-34
pp.289-292
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2020-01-24
11:10
Kagoshima   A study on Bandwidth Extension for Advanced ISDB-T -- Experimental Results for Protection Ratios of ISDB-T Signal Interfered with by Advanced ISDB-T Signal Using Terrestrial TV Transmitter --
Noriyuki Shirai, Akihiko Sato, Masahiro Okano, Kenichi Tsuchida (NHK)
NHK has been developing the advanced ISDB-T system for 4K·8K services of terrestrial broadcasting. In order to increase ... [more] BCT2020-16
pp.59-62
IST 2019-09-20
13:15
Tokyo Kikai-Shinko-Kaikan Bldg. Digital Pixel Image Sensors with Linear and Wide-Dynamic-Range Output Developed by Pixel-Wise 3-D Integration
Masahide Goto (NHK), Yuki Honda (NHK-ES), Toshihisa Watabe, Kei Hagiwara, Masakazu Nanba, Yoshinori Iguchi (NHK), Takuya Saraya, Masaharu Kobayashi (Univ. of Tokyo), Eiji Higurashi (AIST), Hiroshi Toshiyoshi, Toshiro Hiramoto (Univ. of Tokyo)
We report digital pixel image sensors developed by using pixel-wise three-dimensional (3D) integration technology. Photo... [more] IST2019-47
pp.17-20
BCT, IEEE-BT 2018-03-09
10:35
Okinawa Hirara-Port-Terminal Bldg.(Miyako Island) A method to create equivalent applications of Hybridcast and HbbTV
Masaru Takechi (NES), Hiroshi Fujisawa (NHK STRL)
There are several Integrated Broadcast-Broadband (IBB) systems in the world. Among them, HbbTV 2.0.1 that was developed ... [more] BCT2018-40
pp.9-12
BCT, IEEE-BT 2018-03-09
15:10
Okinawa Hirara-Port-Terminal Bldg.(Miyako Island) A study on Bandwidth Extension for the Proposed Specification of the Next Generation Terrestrial Broadcasting
Noriyuki Shirai, Akihiko Sato, Narikiyo Yoshikazu, Masahiro Okano, Kenichi Tsuchida (NHK)
For the Super Hi-Vision (SHV) terrestrial broadcasting, we are in the process of establishing proposed specification. I... [more] BCT2018-48
pp.43-46
IST 2017-09-25
09:25
Tokyo Kikai-Shinko-Kaikan Bldg. Development of Event-Driven Correlated Double Sampling for A/D Converters in Pixel-Parallel 3-D Integrated CMOS Image Sensors
Masahide Goto, Yuki Honda, Toshihisa Watabe, Kei Hagiwara, Masakazu Nanba, Yoshinori Iguchi (NHK), Takuya Saraya, Masaharu Kobayashi, Eiji Higurashi, Hiroshi Toshiyoshi, Toshiro Hiramoto (Univ. of Tokyo)
We report novel event-driven noise reduction circuits with correlated double sampling (CDS) technique for pulse-frequenc... [more] IST2017-49
pp.1-4
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
IST 2015-09-18
14:00
Tokyo Kikai-Shinko-Kaikan Bldg. High-Sensitivity Image Sensor with Stacked Structure comprising Crystalline Selenium Photoconductor, Crystalline OS FET, and CMOS FET
Yoshiyuki Kurokawa, Takashi Nakagawa, Shuhei Maeda, Takuro Ohmaru, Takayuki Ikeda, Yasutaka Suzuki, Naoto Yamade, Hidekazu Miyairi (SEL), Shigeyuki Imura, Kenji Kikuchi, Kazunori Miyakawa, Hiroshi Ohtake, Misao Kubota (NHK), Makoto Ikeda, Shunpei Yamazaki (SEL)
To realize a high-sensitivity CMOS image sensor using avalanche multiplication, we investigate the feasibility of a pixe... [more] IST2015-51
pp.33-36
BCT 2015-09-11
16:15
Yamaguchi Kaikyou-Messe-Shimonoseki [Invited Lecture] Development of Bidirectional Digital FPU System
Naohiko Iai, Kazuhiko Mitsuyama, Fumiki Uzawa, Takashi Kumagai, Tomofumi Koyama (NHK), Katsunori Aoki (NHK-ES)
File-based video system has become wide spread in the television-program production field. We are developing a TDD-based... [more] BCT2015-68
pp.15-18
BCT, IEEE-BT 2015-07-30
13:40
Hokkaido   Delivery Time Re-adjustment Method for Simultaneous Reception Push Content Delivery Method Considering Network Jitter
So Tanaka, Satoshi Nishimura, Yosuke Endo (NHK)
It is possible to upgrade Hybridcast services by integrated the broadcasts with the communication content on the termina... [more] BCT2015-51
pp.5-8
IDY, IEICE-EID, SID-JC [detail] 2015-07-30
14:15
Tokyo Kikai-Shinko-Kaikan Bldg. Influence of Peak Display Luminance Level on Picture Production
Noriyuki Shirai, Yoshitaka Ikeda, Yuichi Kusakabe, Kenichiro Masaoka, Yukihiro Nishida (NHK)
We have been studying HDR (High Dynamic Range) television systems to advance 8K Super Hi-Vision (SHV). To ascertain the ... [more] IDY2015-34
pp.13-16
IDY, IEICE-EID, SID-JC [detail] 2015-07-30
14:40
Tokyo Kikai-Shinko-Kaikan Bldg. A Study on Black Level Adjustment and Viewers' Preferred Luminance of Television Displays
Yoshitaka Ikeda, Noriyuki Shirai, Yuichi Kusakabe, Kenichiro Masaoka, Yukihiro Nishida (NHK)
We conducted experiments to investigate perceptible black levels on displays in relation to viewing environments and tes... [more] IDY2015-35
pp.17-20
BCT, IEEE-BT 2015-07-31
09:20
Hokkaido   Development of a Demosaicing Processor for 8K Super Hi-Vision
Noriyuki Shirai, Yukihiro Nishida (NHK)
NHK have been studying technologies for 8K Super Hi-Vision camera systems. To convert 8K video with Bayer pattern into f... [more] BCT2015-59
pp.33-36
HI, IEICE-IE, AIT, IEICE-ITS, ME, MMS [detail] 2015-02-24
11:00
Hokkaido Hokudai Control method of H.265/HEVC for 8K moving pictures considering the amount of movement
Shota Orihashi, Ryoki Takada (Waseda Univ.), Yasutaka Matsuo (NHK), Jiro Katto (Waseda Univ.)
 [more]
ME 2014-12-12
13:30
Tokyo Waseda Univ. A method of soccer ball tracking from several viewpoints using a machine learning algorithm
Masaki Takahashi, Toshiyuki Nakamura, Toshiyuki Mishina (NHK)
 [more] ME2014-105
pp.5-8
ME 2014-12-12
16:20
Tokyo Waseda Univ. Depth estimation method with infrared patterns by using infrared and color cameras
Kensuke Hisatomi (NHK/Univ. of Tokyo), Masanori Kano, Kensuke Ikeya, Miwa Katayama, Tomoyuki Mishina (NHK), Kiyoharu Aizawa (Univ. of Tokyo)
This paper proposes a depth estimation method using a camera array that consists of an infrared projector and a pair of ... [more] ME2014-109
pp.17-20
BCT, IEEE-BT 2014-10-17
13:50
Akita   A study on MIMO-OFDM transmission using inter polarization spread
Hiroaki Miyasaka, Yoshikazu Narikiyo, Madoka Nakamura, Masayuki Takada (NHK)
NHK is conducting research on the next generation of digital terrestrial broadcasting to enable large-volume content ser... [more] BCT2014-82
pp.9-12
BCT, IEEE-BT, SHIKOKU 2014-09-12
13:30
Ehime Ehime Univ. Evaluation of remote storage transmission system for automatically gathering earthquake video signals in IP network
Takeshi Kusakabe, Jun Asano, Shuhei Oda (NHK)
We developed a remote storage transmission system that automatically gathers high-quality video signals at the moment of... [more] BCT2014-73
pp.5-8
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