| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| BCT, IEEE-BT |
2022-03-11
15:50 |
Online |
|
[Memorial Lecture]
Field Trial of MIMO System with Adaptive Transmission Control for Next Generation Mobile Relay FPU
Takahiro Sato, Kiminobu Makino, Fumito Ito, Fumiki Uzawa, Takayuki Nakagawa, Naohiko Iai (NHK), Kei Hatano, Takuma Ono, Hitoshi Sugiyama, Hikoichi Saito (NHK Technologies, Inc), Yuichi Iwadate (NHK Engineering System, Inc) |
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 MIMO system with adaptive tr... [more] |
BCT2022-30
p.37 |
| 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 |
| BCT, IEEE-BT |
2020-03-06
09:30 |
Okinawa |
RBC Hall
(Cancelled) |
Transmission Capacity Expansion of Next Generation Mobile Relay FPU
-- Performance Evaluation by Field Trial --
Fumito Ito, Fumiki Uzawa, Takahiro Sato, Takayuki Nakagawa, Naohiko Iai (NHK) |
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 TDD-SVD-MIMO system with ada... [more] |
BCT2020-44
pp.49-52 |
| IEICE-SIS, BCT |
2018-10-26
09:55 |
Kyoto |
Kyoto University Clock Tower Centennial Hall |
Mobile Transmission Trial of 8K Video using 4x4 TDD-SVD-MIMO System with Adaptive Transmission Control
Fumito Ito, Fumiki Uzawa, Kazuhiko Mitsuyama, Naohiko Iai (NHK) |
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 TDD-SVD-MIMO system with ada... [more] |
BCT2018-85
pp.73-76 |
| BCT, IEEE-BT |
2018-03-09
13:00 |
Okinawa |
Hirara-Port-Terminal Bldg.(Miyako Island) |
[Memorial Lecture]
Development of 4x4 SVD-MIMO System with Adaptive Transmission Control for Next Generation Mobile Relay FPU
Fumito Ito, Fumiki Uzawa, Kazuhiko Mitsuyama, Naohiko Iai (NHK) |
Super Hi-Vision (SHV) is the next generation broadcasting service using ultra high-definition videos. In Japan, the test... [more] |
BCT2018-43
pp.21-24 |
| BCT, IEEE-BT |
2017-10-20
13:25 |
Fukushima |
ApioSpace |
Prototyping and Performance Evaluation of 4x4 TDD-SVD-MIMO System with Adaptive Transmission Control
Fumito Ito, Fumiki Uzawa, Kazuhiko Mitsuyama, Naohiko Iai (NHK) |
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 TDD-SVD-MIMO system with ada... [more] |
BCT2017-82
pp.5-8 |
| BCT, IEEE-BT |
2017-10-20
13:50 |
Fukushima |
ApioSpace |
A Rate-matching Method Applicable to 4x4 TDD-SVD-MIMO System with Adaptive Transmission Control
Fumiki Uzawa, Fumito Ito, Kazuhiko Mitsuyama, Naohiko Iai (NHK) |
The authors examine increasing the capacity toward 4K/8K transmission of mobile FPU (Field Pick-up Unit) system used for... [more] |
BCT2017-83
pp.9-12 |
| BCT, IEEE-BT |
2017-10-20
14:25 |
Fukushima |
ApioSpace |
Outdoor Field Trial of 4x4 TDD-SVD-MIMO System with Adaptive Transmission Control
Kazuhiko Mitsuyama, Fumiki Uzawa, Fumito Ito, Naohiko Iai (NHK) |
We are conducting research on the next-generation 1.2-GHz/2.3-GHz-band mobile field pick-up unit(FPU) system that can wi... [more] |
BCT2017-84
pp.13-16 |
| BCT, IEEE-BT |
2017-10-20
14:50 |
Fukushima |
ApioSpace |
Radio Wave Propagation Characteristics Modeling for 2.3-GHz-band Mobile Field Pick-up Unit
-- Method of Modeling Using Pilot Signals --
Kei Hatano, Hitoshi Sugiyama (NHK Integrated Technology Inc.), Kazuhiko Mitsuyama, Fumito Ito, Fumiki Uzawa (NHK), Hikoichi Saito (NHK Integrated Technology Inc.) |
We are conducting research and development on the 2.3-GHz-band mobile relay FPU that can wirelessly transmit Super Hi-Vi... [more] |
BCT2017-85
pp.17-20 |
| BCT, IEEE-BT |
2017-10-20
15:15 |
Fukushima |
ApioSpace |
Radio Wave Propagation Characteristics Modeling for 2.3-GHz-band Mobile Field Pick-up Unit
-- Results of Modeling based on Propagation Experiments in Urban/suburban Areas --
Hitoshi Sugiyama, Kei Hatano (NHK Integrated Technology Inc.), Kazuhiko Mitsuyama, Fumito Ito, Fumiki Uzawa (NHK), Hikoichi Saito (NHK Integrated Technology Inc.) |
We are conducting research and development on the 2.3-GHz-band mobile relay FPU that can wirelessly transmit Super Hi-Vi... [more] |
BCT2017-86
pp.21-24 |
| BCT, IEEE-BT |
2017-03-10
13:35 |
Nagasaki |
Fukue-Bunka-kaikan |
A Study on MIMO System with Adaptive Transmission Control for Next Generation Mobile Relay FPU
Fumito Ito, Fumiki Uzawa, Kazuhiko Mitsuyama, Naohiko Iai (NHK) |
The authors have been researching a 4x4 MIMO system with adaptive transmission control which changes beam-forming weight... [more] |
BCT2017-42
pp.13-16 |
| 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 |
| IPSJ-AVM, IEICE-CS, IEICE-IE, BCT [detail] |
2014-12-04
13:45 |
Osaka |
Osaka University Nakanoshima Center |
Transmission characteristics and antenna configuration of STTC-MIMO scheme
Takayuki Nakagawa, Fumiki Uzawa, Naohiko Iai (NHK) |
As per STTC-MIMO (Space-Time Trellis Code - Multiple-Input Multiple-Output) scheme, which was adopted in ARIB STD-B57 st... [more] |
BCT2014-91
pp.7-12 |
| 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 |
| BCT, IEEE-BT |
2013-10-18
15:55 |
Aomori |
|
Prototyping and performance evaluation of TDD-based bi-directional digital FPU system
Kazuhiko Mitsuyama, Fumiki Uzawa, Naohiko Iai (NHK) |
File-based production systems are now being introduced in the television broadcast field. The present field pick-up unit... [more] |
BCT2013-101
pp.25-28 |
| BCT, IEEE-BT, SHIKOKU |
2013-09-13
14:55 |
Kagawa |
|
Transmission Experiment on the "Hiroshima Ekiden" Course toward Frequency Migration of FPU
Toshifumi Miyata, Susumu Kanzaki, Kosuke Hara, Fumihiro Murakami, Josei Yamanaka, Takahiko Niwa, Takayuki Nakagawa, Fumiki Uzawa (NHK) |
FPU (Field Pick-up Unit) system using OFDM (Orthogonal Frequency Division Multiplexing) in 700MHz band is used for outsi... [more] |
BCT2013-92
pp.17-20 |
| BCT, IEEE-BT |
2013-02-21
11:15 |
Okinawa |
|
A Study on a Retransmission Packet Size for Bi-directional FPU using TDD
Fumiki Uzawa, Kazuhiko Mitsuyama, Tetsuomi Ikeda (NHK), Takefumi Hiraguri (NIT) |
About file-based video transmission, the research of the authors is an advanced microwave Field Pick-up Unit (FPU) achie... [more] |
BCT2013-53
pp.61-64 |
| BCT, IPSJ-AVM, IEICE-CS, IEICE-IE [detail] |
2012-12-06
09:40 |
Fukui |
Fukuisi-chiiki-kouryu-plaza |
A Study on Applying Type-II HARQ Scheme for Bidirectional FPU Using TDD
Fumiki Uzawa, Kazuhiko Mitsuyama, Tetsuomi Ikeda (NHK), Takefumi Hiraguri (NIT) |
An advanced video transmission system we are considering is a Field Pick-up Unit (FPU) that can transmit file-based vide... [more] |
BCT2012-103
pp.7-10 |
| BCT, IEEE-BT |
2012-02-25
10:50 |
Shizuoka |
Kanpo no yado Yaidu |
A Study on Hybrid ARQ Method for Bi-directional FPU
Fumiki Uzawa, Kazuhiko Mitsuyama, Tetsuomi Ikeda (NHK) |
We have started a basic study on a bi-directional transmission system to develop the new microwave band Field Pick-up Un... [more] |
BCT2012-46
pp.61-64 |