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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 30  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMCJ 2022-05-20
15:00
Kyoto Campus Plaza Kyoto
(Primary: On-site, Secondary: Online)
Statistical model for the estimation of emission limit for protecting radio services
Yasushi Matsumoto, Kaoru Gotoh, Yukio Yamanaka (NICT) EMCJ2022-11
It is necessary to define appropriate emission limits to ensure that electromagnetic disturbances unintentionally radiat... [more] EMCJ2022-11
pp.16-21
WBS, MICT 2019-07-16
15:35
Ibaraki Ibaraki University(Mito Campus) Study of Electromagnetic Noise Radiated from LED Tubes and Its Impact on Wireless Medical Telemeter
Kai Ishida, Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto (NICT) WBS2019-18 MICT2019-19
Light emitting diode (LED) lamps have become wide spread in clinical settings. Switched-mode power supplies built in LED... [more] WBS2019-18 MICT2019-19
pp.45-50
EMCJ, IEE-EMC 2018-05-25
14:25
Nagano   A Study on Probabilistic Noise Models for Radiated Noise from LED Lights
Kenta Agari (NICT/Aoyama Gakuin Univ.), Kaoru Gotoh, Yasushi Matsumoto (NICT), Ryosuke Suga, Osamu Hashimoto (Aoyama Gakuin Univ.) EMCJ2018-8
Middleton class A noise model is well known as stochastic process representing random impulsive electromagnetic noise, a... [more] EMCJ2018-8
pp.13-17
EMCJ, MICT
(Joint)
2018-03-16
11:45
Tokyo Kikai-Shinko-Kaikan Bldg. A study of LED lamp installation in the clinical settings and its effect on the wireless medical telemeter
Kai Ishida (NICT), Sazu Arie (Kitasato Univ.), Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto (NICT) MICT2017-53
Light emitting diode (LED) lamps have been widely introduced in hospitals. Electromagnetic interference (EMI) with wirel... [more] MICT2017-53
pp.11-16
MW, EMCJ, EST, IEE-EMC [detail] 2017-10-20
14:35
Akita Yupopo A Study on Equivalent Circuit of AC/Coaxial Adapter for AMN Calibration
Ryosuke Tani (Aoyama Gakuin Univ./NICT), Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto (NICT), Shinobu Ishigami (Tohoku Gakuin Univ.), Ryosuke Suga, Osamu Hashimoto (Aoyama Gakuin Univ.) EMCJ2017-52 MW2017-104 EST2017-67
In this report, the characteristics of an AC/coaxial adapter for the calibration of an artificial mains network (AMN) ab... [more] EMCJ2017-52 MW2017-104 EST2017-67
pp.143-148
EMCJ 2017-01-19
14:30
Fukuoka Kyushu Institute of Technology Transmission Line Modeling of AC/Coaxial Adapter Used in AMN's Characteristics Measurement
Ryosuke Tani (NICT/Aoyama Gakuin Univ.), Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto (NICT), Shinobu Ishigami (NICT/Tohoku Gakuin Univ.), Ryosuke Suga, Osamu Hashimoto (Aoyama Gakuin Univ.) EMCJ2016-112
An AC/coaxial adapter used in AMN's characteristic measurement has been evaluated up to 30 MHz which is the upper limit ... [more] EMCJ2016-112
pp.19-24
EMCJ 2016-05-13
13:45
Hokkaido Hokkaido University An Active Common Filter Capable of Reducing Radiated Noise from Power Cables
Shotaro Takahashi, Satoshi Ogasawara, Masatsugu Takemoto (Hokkaido Univ.), Yasushi Matsumoto (Fuji Electric) EMCJ2016-13
Rapid battery chargers of electric vehicles which are installed at many places may generates radiated noise, and lead to... [more] EMCJ2016-13
pp.23-28
EMCJ, IEE-EMC, MW, EST [detail] 2015-10-23
09:25
Miyagi Sakura Hall, Katahira Campus, Tohoku Univ. Characteristics evaluation of TEM-cell type conducted-noise measuring apparatus Part1 -- An Evaluation of Voltage Division Factor --
Ryosue Tani (Aoyama Gakuin Univ./NICT), Ifong Wu, Shinobu Ishigami, Yasushi Matsumoto (NICT), Ryosuke Suga, Osamu Hashimoto (Aoyama Gakuin Univ.) EMCJ2015-71 MW2015-110 EST2015-81
 [more] EMCJ2015-71 MW2015-110 EST2015-81
pp.81-85
EMCJ, WPT
(Joint)
2014-01-31
09:30
Saga Saga Univ. Development of broadband measurement system for conducted interference voltage by using TEM cell
Shinobu Ishigami, Kaoru Gotoh, Ifong Wu, Yasushi Matsumoto (NICT) EMCJ2013-121
A measurement method of conducted emission in broadband especially up to 1 GHz using a TEM cell is proposed. The propose... [more] EMCJ2013-121
pp.57-62
EMCJ, WPT
(Joint)
2014-01-31
11:35
Saga Saga Univ. Noise source separation of electromagnetic emission from plural LED bulbs
Kaoru Gotoh, Ifong Wu, Shinobu Ishigami, Yasushi Matsumoto (NICT) EMCJ2013-126
 [more] EMCJ2013-126
pp.87-91
EMCJ 2013-01-10
10:05
Nagasaki Nagasaki Univ. Improvement of Spatial Resolution of a Magnetic Field Measurement System for Intermedium Frequency Range
Akinori Sato (Aoyama Gakuin Univ.), Katsumi Fujii, Kanako Wake, Soichi Watanabe, Yasushi Matsumoto (NICT), Osamu Hashimoto (Aoyama Gakuin Univ.) EMCJ2012-102
(To be available after the conference date) [more] EMCJ2012-102
pp.1-6
EMCJ, ITE-BCT 2012-03-16
10:30
Tokyo Kikai-Shinko-Kaikan Bldg. Uncertainty of specific absorption rate probe calibration using waveguide systems
Lira Hamada, Soichi Watanabe, Katsumi Fujii, Yasushi Matsumoto (NICT) EMCJ2011-133
Since 2002, measurements of the SAR (Specific Absorption Rate) has been obligated in compliance tests for mobile communi... [more] EMCJ2011-133
pp.19-23
EMCJ, IEE-EMC 2011-10-28
11:25
Aomori Hachinohe Grand Hotel Effects of Noise Radiation from LED Bulbs on Communications and Broadcasting Services
Ifong Wu, Hiroki Ohta, Shinobu Ishigami, Yasushi Matsumoto (NICT) EMCJ2011-83
 [more] EMCJ2011-83
pp.11-16
EMD, EMCJ 2011-07-15
15:55
Tokyo Kikai-Shinko-Kaikan Bldg. Dual Purpose Large-Scale Anechoic Chamber in NICT -- Charactersistics as Fully Anechoic Room --
Katsumi Fujii, Yukio Yamanaka, Yasushi Matsumoto (NICT) EMCJ2011-69 EMD2011-28
 [more] EMCJ2011-69 EMD2011-28
pp.47-52
EMCJ, MW, EST 2011-05-26
16:30
Tokyo NICT Dual Purpose Large-Scale Anechoic Chamber Owned by NICT -- Characteristics as Semi-Anechoic Chamber --
Katsumi Fujii, Yukio Yamanaka, Yasushi Matsumoto (NICT) EMCJ2011-21 MW2011-18 EST2011-14
 [more] EMCJ2011-21 MW2011-18 EST2011-14
pp.69-74
EMCJ 2011-01-28
11:15
Kumamoto Kumamoto National College of Technology A Basic Study on Analysis of Quasi-TEM Waveguides using Artificial Magnetic Conductors
Ifong Wu, Shinobu Ishigami, Kaoru Gotoh, Yasushi Matsumoto (NICT) EMCJ2010-106
 [more] EMCJ2010-106
pp.37-42
ACT
(2nd)
2010-02-24
15:45
Tokyo NICT Development and applications of multichannel APD measuring equipment
Kaoru Gotoh, Yasushi Matsumoto (NICT)
 [more]
EMCJ 2009-06-05
11:10
Tokyo Tokyo Big Sight (Tokyo International Exihibition Center) Study on EMC problem of medical electronic equipment caused by wideband electromagnetic wave-source
Kengo Kitaichi (Tokyo City Univ.), Shinobu Ishigami, Kenichi Takizawa, Yasushi Matsumoto, Kiyoshi Hamaguchi (NICT), Masamitsu Tokuda (Tokyo City Univ.) EMCJ2009-25
In this study, radiated immunity tests for four kinds of medical electronic equipment, an infusion pump, a syringe pump,... [more] EMCJ2009-25
pp.19-24
EMCJ 2008-04-25
15:25
Tokyo NTT Information Sharing Lab. Calibration Area in GTEM Cell with Optical Electric Field Sensor
Ifong Wu, Shinobu Ishigami, Kaoru Gotoh, Yasushi Matsumoto (NICT) EMCJ2008-6
We proposed a tolerance rule for primary field components to be used for calibrating electric field probes in the gigahe... [more] EMCJ2008-6
pp.31-36
EMCJ 2008-03-07
16:55
Tokyo Kikai-Shinko-Kaikan Bldg Evaluation of sensitivity of digital TV receiver subjected to intrasystem interference
Kaoru Gotoh, Yasushi Matsumoto (NICT), Hiroshi Tsutagaya, Satoshi Kazama (TAIYO YUDEN) EMCJ2007-131
Internal noise of mobile reception terminals causes degradation of its own reception sensitivity. We try to approximatel... [more] EMCJ2007-131
pp.83-88
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