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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMCJ, IEE-EMC | 2018-12-14 14:30 |
Aichi | Study on Electromagnetic Inducted Voltage on Multi-point Grounded Conductor Based on 1/1000 Scale Model Atsushi Nagao, Tetsuo Iezuka, Tetsuya Kaiden, Norihito Hirasawa, Hidenori Itou, Ryuichi Kobayashi (NTT East)  EMCJ2018-94 |
Electromagnetic induction between power and telecommunication lines has been studied since early 1900’s [1]-[5], because... [more] | EMCJ2018-94 pp.63-67 |
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| EMCJ, WPT (Joint) |
2016-01-29 14:55 |
Kumamoto | Kumamoto National Colle. Technology | Analysis for fault mechanism of telecommunication equipment caused by WiFi radio waves Atsushi Nagao, Norihito Hirasawa, Hidenori Ito, Jun Kato (NTT EAST) EMCJ2015-122 |
[more] | EMCJ2015-122 pp.105-109 |
| EMCJ | 2015-09-04 14:10 |
Kyoto | Keihanna Plaza | Theoretical Analysis of the Characteristics of the Shunt-Type AAN Akira Sugiura (Kyoto Univ.), Norihito Hirasawa (NTT East), Kazuhiro Takaya (NTT), Fujio Amemiya (NTT AT), Osami Wada (Kyoto Univ.) EMCJ2015-55 |
An AAN is employed in the conducted disturbance measurements at a telecom port of an EUT. It is requested to show the ra... [more] | EMCJ2015-55 pp.13-18 |
| EMCJ | 2013-09-13 10:35 |
Hokkaido | Hokkaido Univ. | A study on electromagnetic interference to telecommunication equipment due to WiFi radio waves Norihito Hirasawa, Ken Okamoto, Hidenori Itou, Masashi Takahashi (NTT East), Yuichiro Okugawa, Yoshiharu Akiyama (NTT), Kazuo Murakawa (NTT East) EMCJ2013-49 |
Wireless communication services can be used at various places by development of wireless communication technologies. To ... [more] | EMCJ2013-49 pp.1-5 |
| EMCJ (2nd) |
2012-11-30 16:25 |
Tokyo | NICT | Study for the operational guideline of wireless applications' use in telecommunication equipment rooms Kimihiro Tajima (NTT), Hidenori Itou, Norihito Hirasawa (NTT East), Yuichiro Okugawa, Yoshiharu Akiyama (NTT), Kazuo Murakawa (NTT East) |
[more] | |
| EMCJ, EMD | 2012-07-20 15:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Energy-based analysis of electrostatic discharge current
-- Assessment of high oscillations in ESD waveform -- Masao Masugi (Ritsumeikan Univ.), Norihito Hirasawa, Yoshiharu Akiyama (NTT), Kazuo Murakawa (NTT east) EMCJ2012-48 EMD2012-23 |
This report describes evaluations of electrostatic discharge (ESD) events from electromagnetic interference (EMI) aspect... [more] | EMCJ2012-48 EMD2012-23 pp.43-46 |
| EMCJ | 2012-05-31 15:45 |
Tokyo | TMU Akihabara Satellite Campus | Investigation of the input impedance measurement technique of the telecommunication equipments in an operating state Naomichi Nakamura, Norihito Hirasawa, Yoshiharu Akiyama (NTT), Nobuo Kuwabara (Kyushu Institute of Technology Univ.) EMCJ2012-15 |
As the equipment using inverter technology is increasing for power savings, it has been reported that the disturbance fr... [more] | EMCJ2012-15 pp.35-39 |
| EMCJ | 2012-01-27 11:10 |
Fukuoka | Kyushu Univ. | A Study on Conducted Disturbances Measurement by using CDNE
-- Necessity of LCL Requirements -- Norihito Hirasawa, Shin Kanno, Yoshiharu Akiyama (NTT) EMCJ2011-117 |
An alternative test method for radiated emission measurement emitted from the lighting equipment in frequency range 30 t... [more] | EMCJ2011-117 pp.37-40 |
| EMCJ, IEE-EMC | 2011-12-09 09:45 |
Aichi | Nagoya Inst. of Tech. | A study on the correlation between common mode voltage measured by using CDNE and radiated electromagnetic field strength emitted from LED bulbs. Shin Kanno, Norihito Hirasawa, Yoshiharu Akiyama (NTT) EMCJ2011-98 |
[more] | EMCJ2011-98 pp.13-17 |
| EMCJ | 2011-01-28 10:35 |
Kumamoto | Kumamoto National College of Technology | Investigation of influences to base-band transmission characteristics by impressed waveform at EFTB or RF conductive imunity test using BER Yasuhiro Irie, Nobuo Kuwabara (KIT), Norihito Hirasawa, Yoshiharu Akiyama (NTT) EMCJ2010-104 |
[more] | EMCJ2010-104 pp.25-30 |
| EMCJ | 2009-09-04 12:30 |
Kyoto | KEIHANNA PLAZA | Hierarchical Clustering-based Analysis of Telephone-Audible Noise Norihito Hirasawa, Masao Masugi (NTT) EMCJ2009-41 |
This report presents a hierarchical clustering-based analysis of audible noises induced at telephone terminals. In analy... [more] | EMCJ2009-41 pp.35-40 |
| USN, IPSJ-UBI | 2009-07-17 15:40 |
Kyoto | ATR (Kyoto) | Intruder-Detection System Using Beacon Signal of Wireless LAN Norihito Hirasawa, Yasunao Suzuki, Masao Masugi, Yoshiharu Akiyama (NTT) USN2009-25 |
This paper describes a method for detecting human movement using beacon signals of a wireless LAN. The proposed method u... [more] | USN2009-25 pp.153-156 |
| EMCJ | 2008-11-20 15:45 |
Tokyo | AIST Tokyo Waterfront | Electromagnetic Noise Measuring System using Independent Component Analysis Scheme Masao Masugi, Norihito Hirasawa, Ryuichi Kobayashi (NTT Corp.) EMCJ2008-76 |
This report describes an electromagnetic noise measuring system that can separate multiple interfering signals due to cr... [more] | EMCJ2008-76 pp.11-14 |
| EMCJ | 2008-07-17 10:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Basic Examination of Human Sensing that uses Wireless LAN Waves Yuichiro Okugawa, Kazuhiro Takaya, Tetsuya Tominaga (NTT East), Norihito Hirasawa, Yasunao Suzuki, Kimihiro Tajima, Hiroshi Yamane (NTT) EMCJ2008-28 |
Recently, the demand for the security service that guarantees safety has been increasing because of an increase of the i... [more] | EMCJ2008-28 pp.13-18 |
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