| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| BCT, IEEE-BT |
2022-06-10
16:25 |
Tokyo |
NHK STRL |
NMOS-based Program Production System Capable of Granting Authorization Based on Configurations Made by a Resource Owner
Tomofumi Koyama, Takuya Kurakake (NHK), Toshiki Sato, Ryosuke Uchida, Masayuki Sugawara (NEC) |
AMWA NMOS is widely known as a control method for IP-based program production systems. It defines how to manage and cont... [more] |
BCT2022-39
pp.33-36 |
| BCT, IEEE-BT |
2021-09-03
16:25 |
Online |
Online |
Prototype of System Monitoring Tool with Information from NMOS for IP-based Program Production System
Tomofumi Koyama, Takuya Kurakake (NHK) |
[more] |
BCT2021-41
pp.25-28 |
| BCT, IEEE-BT |
2021-03-12
16:00 |
|
Online |
Implementation of Uncompressed Video Transmission Library Using XDP for Softwarization of program production functions
Tomofumi Koyama, Masahiro Kawaragi, Takuya Kurakake (NHK) |
Broadcasters are working to build program production system with IP (Internet Protocol) network. Since it is easy to con... [more] |
BCT2021-27
pp.37-40 |
| BCT, IEEE-BT |
2020-07-31
11:05 |
Hokkaido |
Hokkaido |
Study on Network Configuration to Realize Delay Requirement for Remote Production
Junichiro Kawamoto, Ryo Shirato, Tomofumi Koyama, Masahiro Kawaragi, Takuya Kurakake, Kyoichi Saito (NHK) |
[more] |
BCT2020-50
pp.5-8 |
| BCT, IEICE-SIS |
2019-10-25
10:15 |
Fukui |
Fukui International Activities Plaza |
Development of IP flow real-time monitoring device for IP-based program production system
Tomofumi Koyama, Masahiro Kawaragi, Junichiro Kawamoto, Ryo Shirato, Takuya Kurakake, Kyoichi Saito (NHK) |
[more] |
BCT2019-83
pp.69-72 |
| BCT, IEEE-BT |
2019-06-14
13:50 |
Osaka |
MBS Chayamachi Plaza |
Development of Lightweight Compressed 8K over IP Transmission Device Realizing High-Reliable Function
Junichiro Kawamoto, Tomofumi Koyama, Masahiro Kawaragi, Ryo Shirato, Takuya Kurakake, Kyoichi Saito (NHK) |
Technical development and standardization of transmitting video signals with low latency in IP packets are performed. In... [more] |
BCT2019-51
pp.13-16 |
| BCT, IEEE-BT |
2018-03-09
10:10 |
Okinawa |
Hirara-Port-Terminal Bldg.(Miyako Island) |
Synchronize Method Experiments for IP Remote Production
Masahiro Kawaragi, Tomofumi Koyama, Junichiro Kawamoto, Shouji Kitajima, Takuya Kurakake (NHK) |
In order to realize the IP Live production system, standardization is advanced mainly on SMPTE and AMWA. In the IP produ... [more] |
BCT2018-39
pp.5-8 |
| BCT, IEEE-BT |
2016-02-19
09:00 |
Hokkaido |
Kanpo-No-Yado (Otaru) |
Long-Haul Transmission Experiments of a Microwave Link System for Super Hi-Vision
Hirokazu Kamoda, Takashi Kumagai, Tomofumi Koyama, Satoshi Okabe (NHK), Kazuhiko Shibuya (NES), Naohiko Iai, Hiroyuki Hamazumi (NHK) |
We are developing an FPU (Field Pick-up Unit) or microwave link that can transmit SHV (Super Hi-Vision) signals for prog... [more] |
BCT2016-28
pp.45-48 |
| 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 |
2014-08-01
09:30 |
Hokkaido |
Kushiro-Syougai-Gakusyuu-Center |
Performance evaluation of high speed adaptive modulation scheme for bidirectional digital FPU system
Kazuhiko Mitsuyama, Tomofumi Koyama, Fumiki Uzawa, Naohiko Iai, Katsunori Aoki (NHK) |
[more] |
BCT2014-69
pp.29-32 |
| BCT, IEEE-BT |
2014-08-01
09:55 |
Hokkaido |
Kushiro-Syougai-Gakusyuu-Center |
Throughput and Delay Evaluation of Bi-directional Digital FPU System
Tomofumi Koyama, Fumiki Uzawa, Kazuhiko Mitsuyama, Naohiko Iai, Katsunori Aoki (NHK) |
Recently file-based production system is getting popular. Video footage is treated as a file in the system. Though it is... [more] |
BCT2014-70
pp.33-36 |
| IEICE-CQ, IEICE-MoNA, CE, BCT [detail] |
2011-09-08
14:55 |
Kumamoto |
Pref. Univ. Kumamoto |
A Study of Redundant Path Switch for Video Streaming over Wireless LAN
Masaaki Kurozumi, Tomofumi Koyama, Shuhei Oda, Katsunori Aoki (NHK) |
Progress of video coding technologies and speed up of wireless LAN are enabling short range wireless transmission from m... [more] |
|