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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 23件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMCJ, MW, EST, IEE-EMC [detail] 2019-10-25
11:15
Miyagi Tohoku Gakuin University(Conf. Room 2, Eng. Bldg. 1) Experimental Evaluation of a Prototype TEM Horn for Radiated Immunity Test in Close Proximity
Katsushige Harima (NICT), Takayuki Kubo, Takeshi Ishida (Noise Laboratory) EMCJ2019-58 MW2019-87 EST2019-66
We have fabricated a prototype TEM horn antenna for radiated immunity tests in close proximity as specified in IEC 61000... [more] EMCJ2019-58 MW2019-87 EST2019-66
pp.125-129
EST, MW, EMCJ, IEE-EMC [detail] 2018-10-18
13:05
Aomori Hachinohe Chamber of Commerce and Industry(Hachinohe city, Aomori) Evaluation of a TEM Horn Antenna for Radiated Immunity Testing in Close Proximity
Katsushige Harima (NICT), Takayuki Kubo, Takeshi Ishida (Noise Laboratory) EMCJ2018-38 MW2018-74 EST2018-60
We designed a shortened exponentially tapered TEM horn for use in close proximity radiated immunity testing and optimize... [more] EMCJ2018-38 MW2018-74 EST2018-60
pp.23-27
EMCJ, IEE-EMC 2018-05-25
13:35
Nagano   Investigation for Radiated Immunity Testing Using White Gaussian Noise and Multitone
Katsushige Harima (NICT), Daichi Akita, Tetsuya Nakamura (TOYO Corporation) EMCJ2018-6
This report describes the experimental investigation of radiated immunity testing, which applies broadband test signals ... [more] EMCJ2018-6
pp.1-5
EMCJ, WPT, PEM
(Joint)
2016-11-24
13:30
Tokyo Kikai-Shinko-Kaikan Bldg. Shortened Exponential Tapered-TEM Horn Antenna for EMC Measurements
Katsushige Harima (NICT) EMCJ2016-84
This report describes the numerical analysis of the antenna characteristics of TEM horn antennas that applied tapered tr... [more] EMCJ2016-84
pp.1-6
AP 2016-04-22
09:55
Aichi Chub university Experimental Estimation of E-Field Distribution in a Vehicle under Multipath Propagation Environment
Katsushige Harima (NICT), Tetsuya Nakamura, Daichi Akita (TOYO), Shinobu Ishigami (TGU) AP2016-8
As a basic study on radiated immunity testing for vehicles, this report describes the maximum E-field distribution in a ... [more] AP2016-8
pp.41-45
EMCJ, IEE-EMC 2015-12-18
13:10
Aichi TOYOTA CENTRAL R&D LABS., INC. Evaluation of E-Fields Generating Antennas for Use in Close Proximity Radiated Immunity Testing
Katsushige Harima, Shinobu Ishigami (NICT) EMCJ2015-95
This report describes the numerical analysis of the E-field uniformity over the measurement area in close proximity radi... [more] EMCJ2015-95
pp.33-38
AP
(2nd)
2015-09-04
13:25
Kyoto ATR Evaluation of an Exponentially Tapered TEM Horn Antenna Used for Close Proximity Radiated Immunity Testing
Katsushige Harima, Shinobu Ishigami (NICT)
This report describes the numerical analysis of the E-field uniformity over the measurement area in close proximity radi... [more]
AP 2015-04-23
10:55
Okinawa Ishigaki City Determination of Far-Field Gain for WR-3 (220-325 GHz) Band Horn Antenna at Reduced Distances
Katsushige Harima, Toshihide Tosaka, Katsumi Fujii, Kaori Fukunaga (NICT) AP2015-9
The far-field gain for horn antenna used as typical reference and broadband antennas on millimeter-wave bands is determi... [more] AP2015-9
pp.41-46
AP
(2nd)
2014-12-19
10:20
Kagoshima Tanegashima Space Center A Consideration of Far-Field Gain Estimation of Antennas Operated in Liquid by Using Phase Center
Nozomu Ishii (Niigata Univ.), Katsushige Harima, Lira Hamada, Soichi Watanabe (NICT)
 [more]
AP, SAT
(Joint)
2014-07-24
14:00
Gifu Gero Citizen Hall Numerical Simulation of Far-Field Gain Determination for Broadband Antennas at Reduced Distances
Katsushige Harima (NICT) AP2014-54
This report describes the numerical analysis of the gain variation that exists in gain measurements based on the Friis t... [more] AP2014-54
pp.37-40
AP
(2nd)
2012-12-21
14:15
Okinawa KDDI Naha Building 6F Numerical Estimation of E-field Uniformity in a Reverberation Chamber Using a Simple Multipath Model
Katsushige Harima (NICT)
A simple numerical technique for estimation of the maximum E-field uniformity in a reverberation chamber is presented. T... [more]
EMCJ, IEE-EMC 2012-12-14
11:20
Gifu Gifu Univ. Estimation of Antenna Phase Center Based on Gain Variation with Measurement Distance
Katsushige Harima (NICT) EMCJ2012-91
Numerical techniques are presented for determination of the phase center of an antenna using the distance dependence of ... [more] EMCJ2012-91
pp.37-41
AP
(2nd)
2012-06-08
10:00
Kochi Kochi Prefectural Culture Hall Determination of Gain for Millimeter-Wave Pyramidal Horn above 110 GHz
Katsushige Harima (NICT)
The gain of pyramidal horn antenna above 110 GHz used on millimeter-wave bands is determined using the three-antenna met... [more]
EMCJ, IEE-EMC 2011-12-09
13:45
Aichi Nagoya Inst. of Tech. Estimation of Absorbed Power in Human Body Using a Reverberation Chamber
Katsushige Harima (NICT) EMCJ2011-105
The estimation technique for the whole-body absorbed power using a reverberation chamber is presented. The measurement m... [more] EMCJ2011-105
pp.65-70
EMCJ, IEE-EMC 2011-06-24
14:40
Kyoto Kyoto Univ. Calibration of Millimeter-Wave Pyramidal Horn and Open-Ended Waveguide Antennas
Katsushige Harima (NICT) EMCJ2011-41
The gain of pyramidal horn and open ended waveguide antennas used on millimeter-wave bands is determined using the three... [more] EMCJ2011-41
pp.43-48
ACT
(2nd)
2010-12-22
14:20
Okinawa   Comparisons of Various TRP Measurement Methods for Small Radio Terminals -- Three-Dimensional Integral Method, Reverberation Chamber Method, and Spheroidal Coupler Method --
Takashi Kawamura, Aya Yamamoto, Toru Sakuma, Yasuhiko Nago, Tasuku Teshirogi (Anritsu), Hiroji Saito (TELEC), Katsushige Harima, Tsutomu Sugiyama (NICT)
Recently TRP measurement of the small radio terminals over the air becomes important. Various methods have been used. Mo... [more]
EMCJ, IEE-EMC 2010-09-03
11:20
Hokkaido Hokkaido Univ. Effect of Measurement Distance on Gain of Pyramidal Horn Antenna
Katsushige Harima (NICT) EMCJ2010-46
The numerical simulation of the far-field gain and phase center measurements for a pyramidal horn antenna is presented. ... [more] EMCJ2010-46
pp.29-33
EMCJ, IEE-EMC 2010-06-18
14:50
Osaka Osaka Univ. Numerical Simulation for Calibration of LPDA by Considering Phase Center
Katsushige Harima (NICT) EMCJ2010-17
Numerical simulation of gain measurement that was performed by using the three-antenna method for a log-periodic dipole ... [more] EMCJ2010-17
pp.57-60
ACT
(2nd)
2008-09-12
13:35
Kanagawa National Defence Academy Characteristics of E-field Distribution and Applications of Reverberation Chambers
Katsushige Harima, Tsutomu Sugiyama, Yukio Yamanaka (NICT)
 [more]
EMCJ, EMD 2008-07-18
12:25
Tokyo Kikai-Shinko-Kaikan Bldg Determination of Gain for Double-Ridge Guide Horn Antenna on Basis of Phase Center Location
Katsushige Harima (NICT) EMCJ2008-40 EMD2008-22
EMI antennas used above 1GHz are generally calibrated in an anechoic chamber using the three-antenna method. The distanc... [more] EMCJ2008-40 EMD2008-22
pp.1-4
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