Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
MIKA (2nd) |
2019-10-04 10:15 |
Hokkaido |
Hokkaido Univ. |
[Poster Presentation]
Evaluation of Next Generation Mobile Relay FPU in Case of Increasing Number of SVD-MIMO Modulation Bits Fumiki Uzawa, Fumito Ito, Takayuki Nakagawa, Naohiko Iai (NHK) |
The authors have been conducting research and development in order to realize the wireless transmission of 4K/8K ultra-h... [more] |
|
SIS, ITE-BCT |
2018-10-26 09:55 |
Kyoto |
Kyoto University Clock Tower Centennial Hall |
Field Trial of 4x4 TDD-SVD-MIMO System Fumito Ito, Fumiki Uzawa, Kazuhiko Mitsuyama, Naohiko Iai (NHK) |
[more] |
|
AP, RCS (Joint) |
2017-11-09 10:25 |
Fukuoka |
Fukuoka University |
[Invited Lecture]
Development of adaptively transmission-controlled 4x4 TDD-SVD-MIMO system for mobile transmission of Super Hi-Vision video material Kazuhiko Mitsuyama, Fumiki Uzawa, Fumito Ito, Naohiko Iai (NHK) AP2017-119 RCS2017-227 |
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] |
AP2017-119 RCS2017-227 pp.59-64(AP), pp.129-134(RCS) |
CQ |
2015-09-02 14:50 |
Kyoto |
Kyoto Institute of Technology |
Evaluation of Influence on Throughput and Transmission Delay by HARQ Retransmission for Bidirectional Digital FPU System Fumiki Uzawa, Tomofumi Koyama, Takashi Kumagai, Kazuhiko Mitsuyama (NHK), Katsunori Aoki (NHK-ES), Naohiko Iai (NHK) CQ2015-69 |
File-based video system has become widespread in the television-program production field. The authors are developing a b... [more] |
CQ2015-69 pp.173-178 |
CS |
2015-07-03 14:45 |
Okinawa |
Eef Information Plaza (Kumejima Is.) |
Proposal of packets allocation scheme for reduce of the packet losses in MIMO transmission Yoshiaki Morino, Takefumi Hiraguri, Hideaki Yoshino (NIT), Kentaro Nishimori (Niigata Univ.), Fumiki Uzawa (NHK) CS2015-33 |
The data packets may be transmitted by different transmission rate in each stream, since the optimum multi-value of modu... [more] |
CS2015-33 pp.129-133 |
CQ, CS (Joint) |
2015-04-22 10:45 |
Fukuoka |
Fukuoka Institute of Technology |
Design and Evaluation of HARQ Scheme for Bidirectional Digital FPU System Fumiki Uzawa, Tomofumi Koyama, Takashi Kumagai, Kazuhiko Mitsuyama, Naohiko Iai, Katsunori Aoki (NHK) CQ2015-9 |
File-based video system has become widespread in the television broadcasting field. The authors are developing a bidirec... [more] |
CQ2015-9 pp.45-49 |
CQ |
2014-07-11 14:45 |
Osaka |
|
A Study on TCP Congestion Avoidance Algorithm with Bi-directional Digital FPU System Tomofumi Koyama, Fumiki Uzawa, Kazuhiko Mitsuyama, Naohiko Iai, Katsunori Aoki (NHK) CQ2014-37 |
Television broadcasters use Field Pick-up Unit (FPU) to transfer video by a wireless link. Recently file-based productio... [more] |
CQ2014-37 pp.123-128 |
CS |
2014-07-03 10:10 |
Kagoshima |
Minamitanecho Shoukoukai Kaigishitsu |
Evaluation of a method for frame header reduction using spread code Takuya Shindo, Takefumi Hiraguri, Takayuki Kimura, Kenya Jin'no (Nippon Inst. of Tech.), Fumiki Uzawa (NHK) CS2014-19 |
[more] |
CS2014-19 pp.13-18 |
CS |
2013-07-05 09:15 |
Okinawa |
Fukugogata-Kokyo-Shisetsu (Yonaguni Island) |
A method for frame header reductionu using spread code Takuya Shindo (Nippon Inst. of Tech.), Akira Kishida (NTT), Takefumi Hiraguri (Nippon Inst. of Tech.), Kentaro Nishimori (Niigata Unv.), Takayuki Kimura, Kenya Jin'no (Nippon Inst. of Tech.), Fumiki Uzawa (NHK) CS2013-23 |
[more] |
CS2013-23 pp.83-86 |
ITE-BCT, IPSJ-AVM, CS, IE [detail] |
2012-12-06 09:40 |
Fukui |
Fukuisi-chiiki-kouryu-plaza |
A Study on applying Type-II HARQ Method for Bi-directional FPU using TDD Fumiki Uzawa, Kazuhiko Mitsuyama, Tetsuomi Ikeda (NHK), Takefumi Hiraguri (NIT) |
[more] |
|
CS |
2012-07-13 11:35 |
Kagoshima |
China-cho-Kominkan (Okinoerabu Island) |
A study toward retransmission control scheme on FPU system Teppei Yoshida, Hiroki Suzuki, Toshiyuki Ogawa, Takefumi Hiraguri (NIT), Kentaro Nishimori (Niigata Univ.), Fumiki Uzawa, Kazuhiko Mitsuyama, Tetsuomi Ikeda (NHK) CS2012-45 |
This paper proposes the retransmission control scheme to improve delay time and throughput on wireless systems. The obje... [more] |
CS2012-45 pp.125-129 |
CQ, MoNA, ITE-CE, ITE-BCT [detail] |
2011-09-08 13:05 |
Kumamoto |
Pref. Univ. Kumamoto |
A study on duplex 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] |
|
RCS |
2011-04-22 13:30 |
Kanagawa |
Keio University |
Field Experiment of Macrodiversity Reception on Road Race Course Kazuhiko Mitsuyama, Fumiki Uzawa, Tetsuomi Ikeda (NHK), Tomoaki Ohtsuki (Keio) RCS2011-14 |
We have been studying a macrodiversity system that can receive transmitted signals effectively without outage in mobile ... [more] |
RCS2011-14 pp.77-82 |
NS, RCS (Joint) |
2010-12-17 15:50 |
Okayama |
Okayama Univ. |
Mobile Propagation Experiment Using Microwave FPU System in Urban Area Fumiki Uzawa, Kazuhiko Mitsuyama, Tetsuomi Ikeda (NHK) RCS2010-197 |
We have been studying on microwave FPU (Field Pick-up Unit) for large capacity and high reliability.
It is difficult to... [more] |
RCS2010-197 pp.227-232 |