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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMCJ | 2018-01-19 10:20 |
Okayama | PWM signal generation method to reduce impulse noise Takeharu Kohri, Masakatsu Ogawa (Sophia), Yuichiro Okugawa, Yoshiharu Akiyama (NTT)  EMCJ2017-97 |
Pulse Width Modulation (PWM) control used in an inverter to drive a motor consists of switching devices such as Insulate... [more] | EMCJ2017-97 pp.55-59 |
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| EE, CPM | 2013-01-24 14:20 |
Kumamoto | Electrochemical Properties of an Oxide Material for Sodium Secondary Batteries Yoko Ono, Yuhki Yui, Elly Setiawati, Hironobu Minowa, Masahiko Hayashi, Katsuya Hayashi, Ryuichi Kobayashi (NTT) EE2012-35 CPM2012-157 |
[more] | EE2012-35 CPM2012-157 pp.41-45 |
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| EE, CPM | 2013-01-25 13:30 |
Kumamoto | A Study on Efficiency Maximization of DC Power Supply System by Using Active Power Control Dai Orihara, Hiroumi Saitoh (Tohoku Univ), Yuji Higuchi, Tadatoshi Babasaki (NTT) EE2012-51 CPM2012-173 |
In a DC power supply system, a rectifier consisting of multiple parallel converters transforms AC to DC. The efficiency ... [more] | EE2012-51 CPM2012-173 pp.135-140 |
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| EMCJ (2nd) |
2012-11-29 13:30 |
Tokyo | NICT | A study on the interference characteristics of ZigBee systems on IEEE 802.11g Yuichiro Okugawa, Atsushi Nagao, Shin Kanno, Yoshiharu Akiyama (NTT E&E Labs.) |
In this paper, experimental results on the frame error rate (FER) of an IEEE 802.11g based wireless LAN (WLAN) system ... [more] |
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| EST, EMCJ, IEE-EMC [detail] | 2012-10-26 09:25 |
Miyagi | Tohoku Gakuin University(Tagajo Campus) | Investigation of relation between disturbance level and degradation of semiconductor devices by using TTL Tsubasa Ueda, Hiromu Okumura, Nobuo Kuwabara (KIT), Yoshiharu Akiyama (NTT) EMCJ2012-76 EST2012-60 |
Various information is included in the electromagnetic waves leaked from an electronic device. If information required f... [more] | EMCJ2012-76 EST2012-60 pp.71-76 |
| 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 |
| CPM, EE | 2012-02-10 16:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Power Generation with High Fuel Utilization in Intermediate Temperature Operating SOFC Unit Based on Anode-Supported Planar Cell Kotoe Mizuki, Masayuki Yokoo, Himeko Orui, Kimitaka Watanabe, Katsuya Hayashi (NTT) EE2011-59 CPM2011-175 |
平板燃料極支持型SOFC(Solid Oxide Fuel Cell)単セルユニットにおける、高燃料利用率運転時の発電特性、アノード排ガス中の水蒸気分圧、発電後のセルの微細構造について調べた。電流密度0.53 A/cm2、燃料利用率95%の... [more] | EE2011-59 CPM2011-175 pp.39-43 |
| EMCJ | 2011-11-25 14:50 |
Tokyo | Univ. of Electro-Communiations | Basic study on lightning protection circuit for LAN ports by using multi-electrode-GDT Toshihisa Masuda, Kazuaki Yano, Yoshiharu Hiroshima (NTT) EMCJ2011-92 |
In recent years, many lightning damages to telecommunication equipment which have multiple telecommunication ports, such... [more] | EMCJ2011-92 pp.25-30 |
| 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 |
| EE, IEE-SPC | 2010-07-29 13:00 |
Kochi | Kochi National College of Technology | Charge-Discharge Characteristics of Telecommunication System with Large-scale Nickel Metal Hydride Batteries Keita Takahashi, Akihiro Miyasaka, Keiichi Saito, Takahisa Shodai (NTT) EE2010-5 |
We have developed an 80-kWh-class telecommunication backup systems using 95-Ah large-scale nickel metalhydride batteries... [more] | EE2010-5 pp.1-5 |
| EMCJ (2nd) |
2010-05-28 15:00 |
Miyagi | Cyberscience Center, Tohoku University | Lightning surge test for internal port of broadband telecommunication installation Kazuo Murakawa, Hironori Makino (NTT East Corp.), Shoichi Kuramoto (NTT E&E Labs.) |
[more] | |
| NC, MBE (Joint) |
2010-03-09 09:50 |
Tokyo | Tamagawa University | Perception of Movement support technology using feedback information to visual and muscles Takuro Kawamura (Tokyo Inst. of Tech.), Takumi Yamada (NTT), Takashi Fujiwara (Tokyo Inst. of Tech.), Hiroyuki Kambara, Yasuharu Koike (Tokyo Inst. of Tech./JST) MBE2009-100 |
[more] | MBE2009-100 pp.1-6 |
| CPM, EE | 2010-02-01 09:30 |
Kyoto | State-of-charge estimation of Ni-MH batteries with photovoltaic power system Akihiro Miyasaka, Akira Yamashita, Takahisa Shodai (NTT) EE2009-55 CPM2009-147 |
[more] | EE2009-55 CPM2009-147 pp.1-4 |
|
| OME | 2010-01-12 16:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Development of VOC sensing element using porous glass substrate Yasuko Maruo, Jiro Nakamura (NTT), Katsuyuki Izumi (Toyo Univ.) OME2009-77 |
We have examined reactions between some kinds of volatile organic compounds and an element which was made of a porous gl... [more] | OME2009-77 pp.57-62 |
| EA | 2009-11-20 10:15 |
Hiroshima | Footstep localization with microphone array Masanari Shoji (NTT Corp.) EA2009-86 |
Human footstep localization based on passive acoustic information was studied experimentally in an indoor environment. A... [more] | EA2009-86 pp.61-66 |
|
| EE | 2009-07-31 11:05 |
Shimane | A Boost Converter for Single Solar Cell Applications Satoshi Matsumoto, Takahisa Shodai (NTT) EE2009-14 |
We propose a new boost converter for single solar cell applications. It has three features; ultralow-voltage input, oper... [more] | EE2009-14 pp.41-45 |
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| 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 |
| CPM, EE | 2007-03-02 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Development of All-Solid-State Thin-Film Lithium Secondary Batteries Masahiko Hayashi, Masaya Takahashi, Yoji Sakurai, Takahisa Shodai (NTT) EE2006-64 CPM2006-157 |
All-solid-state thin-film lithium secondary batteries are expected as power sources of small-sized and ultra-thin electr... [more] | EE2006-64 CPM2006-157 pp.15-20 |
| EMCJ | 2007-01-26 15:15 |
Kagoshima | Improvement of Calculation Accuracy for Induction Voltage between AC-mains Cable and Telecommunications Cable using Calculating Capacitances by Finite Element Method Takayuki Ueno, Shunji Hamaura, Nobuo Kuwabara (KIT), Yoshiharu Akiyama (NTT) EMCJ2006-107 |
The power line communication(PLC) increases the attention as a means of the new home network system. It needs not to ins... [more] | EMCJ2006-107 pp.51-56 |
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| EMCJ | 2006-01-16 13:50 |
Fukuoka | Kyushu University | Investigation of Influence to Indoor AC Mains System by Electrical Appliance Unbalance Shunji Hmaura, Daisuke Hirata, Nobuo Kuwabara (K.I..T), Yoshiharu Akiyama (NTT) |
Recent progress of home networks is increasing the interest for high-speed power-line communication (PLC) because this d... [more] | EMCJ2005-130 pp.17-22 |
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