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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OCS, OFT, IEE-CMN, ITE-BCT (Joint) [detail] |
2023-11-09 10:55 |
Kyoto | (Primary: On-site, Secondary: Online) |
A Study of SC-FDE Wireless Transmission System for Television Program Contribution using Microwave Band
-- Comparison of Non-liner Distortion of OFDM and SC-FDE -- Yusei Minowa, Hotaka Ogawa, Hyunho Kang, Tomohiko Kimura (NITTC), Hiroyuki Hamazumi (NITFC) |
[more] | |
| NC, MBE (Joint) |
2020-03-05 09:55 |
Tokyo | University of Electro Communications (Cancelled but technical report was issued) |
A Basic Study of Noise Reduction on the Analysis of Burst Gravitational Waves using a Direct and Parallel Denoising Autoencoder based on L2 Regularization Hiroyuki Hayashi (NIT, TC), Kazuki Sakai (NIT, NC), Hirotaka Takahashi (NUT), Hiroyuki Hamazumi (NIT, TC), Yuto Omae (NU)  NC2019-91 |
[more] | NC2019-91 pp.89-94 |
| SAT, RCS (Joint) |
2016-08-18 17:00 |
Miyagi | Tohoku Gakuin University | [Invited Talk]
Wireless Transmission Technologies for 8K Super Hi-Vision Program Contribution Hiroyuki Hamazumi (NHK) SAT2016-45 RCS2016-138 |
Research and development of Super Hi-Vision has been promoted towards the next generation broadcasting to deliver the se... [more] | SAT2016-45 RCS2016-138 pp.69-73(SAT), pp.51-55(RCS) |
| RCS, SIP | 2014-01-24 10:45 |
Fukuoka | Kyushu Univ. | Wireless Relay Technologies for Terrestrial Digital Broadcasting
-- Compensation Technologies for Broadcasting Wave Relay -- Hiroyuki Hamazumi (NHK) SIP2013-114 RCS2013-284 |
Japanese Broadcasters have constructed a great number of relay stations to deliver digital terrestrial broadcasting sign... [more] | SIP2013-114 RCS2013-284 pp.169-174 |
| SIP, RCS | 2013-02-01 15:15 |
Hiroshima | Viewport-Kure-Hotel (Kure) | Joint estimation of symbol timing and carrier frequency offset for multicarrier modulation systems with lapped bases Tomoaki Takeuchi (NHK-ES), Hiroyuki Hamazumi, Kazuhiko Shibuya, Masafumi Saito (NHK) SIP2012-124 RCS2012-281 |
[more] | SIP2012-124 RCS2012-281 pp.253-258 |
| ITE-BCT, IPSJ-AVM, CS, IE [detail] | 2012-12-06 09:20 |
Fukui | Fukuisi-chiiki-kouryu-plaza | Link Design of Wireless Microphone for Frequency Migration Naoto Kogo, Hiroyuki Hamazumi (NHK) |
[more] | |
| ITE-BCT, IPSJ-AVM, CS, IE [detail] | 2012-12-06 11:30 |
Fukui | Fukuisi-chiiki-kouryu-plaza | [Special Talk]
The development trend of a low delay digital wireless microphone Hiroyuki Hamazumi (NHK) |
[more] | |
| CS, IPSJ-AVM, ITE-BCT, IE [detail] | 2011-12-16 11:40 |
Aichi | Nagoya Univ. | Effect of Human Body on Radiation Pattern of Wireless Microphone Naoto Kogo, Hiroyuki Hamazumi (NHK) |
[more] | |
| MoNA, ITE-BCT, ITE-CE | 2007-09-21 11:40 |
Ehime | Ehime Univ. | * Raita Yamasaki, Masayuki Takada, Hiroyuki Hamazumi, Kazuhiko Shibuya (NHK) MoMuC2007-53 |
[more] | MoMuC2007-53 pp.57-62 |
| EMCJ | 2007-03-09 10:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | The High Speed Mobile Reception Technique with Array Antenna for HDTV Digital Terrestrial Broadcasting and its Laboratory Fundamental Experiments Raita Yamasaki, Masayuki Takada, Hiroyuki Hamazumi, Kazuhiko Shibuya (ＮＨＫ) EMCJ2006-118 |
In high speed mobile reception of HDTV digital terrestrial broadcasting, receiving performance is deteriorated because o... [more] | EMCJ2006-118 pp.19-22 |
| EMCJ | 2007-03-09 11:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study of Automatic Activation of Portable One-Seg Receivers with Emergency Warning Broadcasting in One-Seg Service Makoto Taguchi, Hiroyuki Hamazumi, Yasuhiro Ito, Kazuhiko Shibuya (NHK) EMCJ2006-120 |
The Emergency Warning System (EWS) is a broadcasting system which automatically activates receivers that are ready to re... [more] | EMCJ2006-120 pp.29-32 |
| EMCJ | 2007-03-09 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Discussion Tomoaki Takeuchi, Kazunori Yokohata, Hiroyuki Hamazumi, Kazuhiko Shibuya (NHK) EMCJ2006-121 |
As a counter measure of co-channel interference at digital broadcast--wave relay station, we have considered an applica... [more] |
EMCJ2006-121 pp.33-38 |
| EMCJ | 2007-03-09 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Experiment Kazunori Yokohata, Tomoaki Takeuchi, Youhei Katayama, Hiroyuki Hamazumi, Kazuhiko Shibuya, Yuto Ueda, Yoshitaka Ando (NHK) EMCJ2006-122 |
Broadcast-wave relays have the advantages of low deployment cost and efficient use of frequency to expand DTTB (Digital ... [more] | EMCJ2006-122 pp.39-44 |
| ITE-BCT, IEE-CMN, OCS, OFT (Joint) [detail] |
2006-11-17 09:25 |
Tokyo | Field Experiments of Broadcast-Wave Relay on SFN with Co-Channel Interference Tomoaki Takeuchi, Yoshikazu Narikiyo, Kazunori Yokohata, Koichiro Imamura, Hiroyuki Hamazumi, Kazuhiko Shibuya, Toshiaki Nario, Fumiaki Minematsu (NHK) OCS2006-64 OFT2006-49 |
[more] | OCS2006-64 OFT2006-49 pp.15-20(OCS), pp.45-50(OFT) |
|
| ITE-BCT, IEE-CMN, OCS, OFT (Joint) [detail] |
2006-11-17 09:50 |
Tokyo | Long term field trial of Broadcast-wave Relay on SFN with Co-channnel Interference using an interference canceller Kazunori Yokohata, Yoshikazu Narikiyo, Tomoaki Takeuchi, Koichiro Imamura, Hiroyuki Hamazumi, Kazuhiko Shibuya, Toshiaki Nario, Fumiaki Minematsu (NHK) OCS2006-65 OFT2006-50 |
Broadcast-wave relay has the advantages of low deployment cost and efficient use of frequency to expand DTTB(Digital Ter... [more] | OCS2006-65 OFT2006-50 pp.21-26(OCS), pp.51-56(OFT) |
|
| EMCJ | 2006-03-09 09:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | SFN Cascade Relay Field Experiments for DTTB at Kesennuma and Shizugawa Experimental Relay Stations Kazunori Yokohata, Yoshikazu Narikiyo, Tomoaki Takeuchi, Koichiro Imamura, Hiroyuki Hamazumi, Kazuhiko Shibuya (NHK Science & Technical Research Laboratories), Toshiaki Nario, Toshiki Kurashima (NHK Engineering Administration Department), Toshitake Ishii (HK Sendai Station) |
There is a severe problem of CLI(Coupling Loop Interference) caused by interference from a transmitting antenna to a rec... [more] | EMCJ2005-137 pp.1-4 |
| EMCJ | 2006-03-09 09:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Field Experiments on Co-Channel Interference Cancellation at Kesennuma Experimental Relay Station Yoshikazu Narikiyo, Kazunori Yokohata, Tomoaki Takeuchi, Koichiro Imamura, Hiroyuki Hamazumi, Kazuhiko Shibuya (NHK Science & Technical Research Laboratories), Toshiaki Nario, Toshiki Kurashima (NHK Engineering Administration Department), Toshitake Ishii (NHK Sendai Station) |
Broadcasting wave received in a relay station may suffer interference caused by other digital and analog broadcasting wa... [more] | EMCJ2005-138 pp.5-8 |
| EMCJ | 2006-03-09 09:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Field Experiments on Co-Channel Interference Cancellation using Decision-Directed Adaptive Array for ISDB-T Tomoaki Takeuchi, Yoshikazu Narikiyo, Kazunori Yokohata, Koichiro Imamura, Hiroyuki Hamazumi, Kazuhiko Shibuya (NHK Science & Technical Research Laboratories), Toshiaki Nario, Toshiki Kurashima (NHK Engineering Administration Department), Toshitake Ishii (NHK Sendai Station) |
As a counter measure of co-channel interference at digital broadcast--wave relay station, we have considered an applica... [more] |
EMCJ2005-139 pp.9-14 |
| EMCJ | 2006-03-09 11:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Verification of Performance of Coupling Loop Interference Canceller at Nagara SFN Relay Station of DTTB Koichiro Imamura, Tomoaki Takeuchi, Kazunori Yokohata, Yoshikazu Narikiyo, Hiroyuki Hamazumi, Kazuhiko Shibuya (NHK STRL), Makoto Ishii, Yoshitaka Ando (NHK Engineering Administration Department), Naotaka Eguchi (NHK Gifu Station) |
To deliver the DTTB (Digital Terrestrial Television Broadcasting) signal throughout Japan in lower coast, broadcast-wave... [more] | EMCJ2005-142 pp.27-30 |
| SR | 2005-11-24 16:10 |
Okinawa | Okinawa Wemen's Center | [Panel Discussion]
Broadcasting and Cognitive Radio Hiroyuki Hamazumi, Naohiko Iai, Yasuhiro Ito (NHK) |
The cognitive radio technology has a high potentiality to provide new services with co-existing conventional radio syste... [more] | SR2005-52 pp.35-42 |
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