Papers and letters (2013) 
Yasushi Matsumoto, Ifong Wu, Kaoru Gotoh, and Shinobu Ishigami Measurement and Modeling of
Electromagnetic Noise from LED Light Bulbs IEEE Electromagnetic Compatibility Magazine, vol. 2, 2013 (to be published) Yasushi Matsumoto and Kaoru Gotoh An Expression for Maximum Bit Error Probability using the Amplitude Probability Distribution of an Interfering Signal and its Application to Emission Requirements IEEE Trans. on Electromagnetic Compatibility, vol. 55, 2013 (in print) Akira Nakamura, Sho Nabatame, Takamasa Kuge, Kohei Ohno, Hiroki Ohta and Makoto Itami Synchronization Scheme for DoA Estimation of Multipath in Digital Terrestrial Television Broadcasting Journal of the Institute of Image Information and Television Engineers, Vol. 67, No. 7, pp. J252J261, July 2013 Katsushige Harima Antenna phase center estimation by gainfitting method IEICE Communications Express, Vol. 2, No. 6, pp. 274279, June 2013 Akira Nakamura, Sho Nabatame, Kohei Ohno, Makoto Itami, and Hiroki Ohta Frequency Spectrum Connection Method for High TimeResolution DelayProfile Estimation in Digital Terrestrial Television Broadcasting Journal of the Institute of Image Information and Television Engineers, Vol. 67, No. 6, 194203, June 2013 
Papers and letters (2012) 
J. Wang, T.
Suzuki, O. Fujiwara, K. Harima A method to identify the noise from LED light bulbs by comparing the time domain characteristics of impulsive electromagnetic noise and light emission IEICE Communications Express, vol. 1, No.5, pp.184189, Oct. 2012.
Y. Matsumoto Relation between impulsiveness correction factor and amplitude probability distribution of impulsive interference for estimating its impact on communication systems IEICE Communications Express vol.1, no.1, pp.1015, June 2012.
Y. Yamanaka, T. Adachi, S. Ishigami, I. Mori, Y. Taka, and O. Fujiwara Measurement and Validation of Transfer Impedance of IEC Calibration Current Target for Electrostatic Discharge Generators IEEJ Trans. A vol.132, no.5, pp.350355, May 2012. @ Y. Yamanaka, F. Toya, S. Ishigami, and O. Fujiwara Waveform Distortion of Discharge Rising Currents caused by Builtin Inductor for Contact Discharges of Electrostatic Discharge Generators IEEJ Trans. A vol.132, no.5, pp.362367, May 2012. @ I. Wu, H. Ohta, K. Gotoh, S. Ishigami, Y. Matsumoto Relation between electromagnetic noise from LED light bulb and its impact on bit error rate performance of DTTB IEICE Electron. Express, vol. 9, no.7, pp.666672, April 2012. 
Papers and letters (2011) 
F. Toya, I. Mori, O. Fujiwara, Y. Taka, S. Ishigami, and Y. Yamanaka Estimation of Discharge Currents for Contact Discharges from ESD Gun to Equipment under Test IEICE Transactions, vol. J94C, no. 10, pp. 288295, Oct. 2011 @ T. Gotoh, Y. Taka, FDTD Simulation of Transfer
Impedance of Calibration Current Target for ESD Testing IEEJ Trans. C, vol. 131, no. 3, pp. 606612, March 2011 I. Wu, S. Ishigami, K. Gotoh,
and Y. Matsumoto Basic analysis of large
quasiTEM waveguides using dipole frequency selective surface for EMC
testing IEICE Electron. Express, vol. 8, 2011 (to be published) 
Papers and letters (2010) 
K. Harima
Accurate Gain Determination of LPDA by Considering the Phase Center IEICE Electron. Express, vol. 7, no. 23, pp. 17601765, Dec. 2010. @ Y.
Taka, T. Adachi, Transfer impedance of newtype calibration target and
reconstruction of injected currents for air discharges from
electrostatic discharge generators IEICE
Electron. Express vol. 7, no. 22, pp. 16661671, Nov. 2010 I.
Wu, S. Ishigami, K. Gotoh, and Y. Matsumoto Development of threeantenna method measurement system
for lowsensitivity optical electric field sensor IEICE
Electron. Express, vol. 7, no. 17, pp. 12651270, Sept. 2010 S.
Ishigami, M. Yamada, H. Kamiya, K. Gotoh, Y. Matsumoto, and M. Tokuda A New Method of Interference Evaluation Between an
Ultrawideband System and a Wireless LAN Using a Gigahertz Transverse
Electromagnetic Cell IEEE
Trans. on Electromagnetic Compatibility, vol. 52, no. 3, pp. 737744,
Aug. 2010 Y.
Matsumoto, T. Murakami, K. Fujii, and A. Sugiura Impact of Electromagnetic Noise From PCs on Performance
of MultibandOFDM UWB Systems IEEE
Trans. on Consumer Electronics, vol. 56, no. 2, pp. 348352, May 2010 I. Wu, S. Ishigami, K. Gotoh,
and Y. Matsumoto Probe calibration by using a
different type of probe as a reference in GTEM cell above 1GHz IEICE Electron. Express, vol. 7, no. 6, pp. 460466,
March 2010 Y. Shoji, C.S. Choi, and H.
Ohta 60GHz Repeater Link for an
ISDBT Gapfiller System Based on Selfheterodyne Technique Applying an
Adaptive Distortion Suppression Technique IEEE Trans. on Microwave Theory and Technique, vol. 58,
no. 2, pp. 340347, Feb. 2010 
Papers and letters (2009) 
I. Wu, S. Ishigami, K. Gotoh,
and Y. Matsumoto The Effect of a Low Dielectric
Material Placed at the Tip of a GTEM Cell on the Electric Field IEICE Electron. Express, vol. 6, no. 22, pp. 16081614,
Nov. 2009 I. Wu, S. Ishigami, K. Gotoh,
and Yasushi Matsumoto Calibration of electric field
probes in GTEM cell using reference antenna method EICE Electron. Express, vol. 6, no. 20, pp.14691475,
Oct. 2009 I. Wu, S. Ishigami, K. Gotoh,
and Y. Matsumoto Dependence of Attenuation of
Common Mode Radiation from Indoor Power Line Communication System on
Structure of Reinforced Concrete Wall IEICE Trans. on Communications, vol. E92B, no. 9, pp. 29312938, Sept. 2009
Calibration of electric field
probes with three orthogonal elements by standard field method IEICE Electron. Express, vol. 6, No. 14, pp. 10321038,
July 2009 
Papers and letters (2008) 
Y. Matsumoto, K. Gotoh, and T. Shinozuka J. Urabe, A. Mukifza Harun. K. Fujii, Y. Matsumoto, and A. Sugiura 
Papers and letters (2007) 
Y. Matsumoto M. Yamada, S. Ishigami, K. Gotoh, and Y. Matsumoto, M. Tokuda K. Gotoh
and Y. Matsumoto 
Papers and letters (2006) 
T.
Murakami1, Y. Matsumoto, K. Fujii, and A. Sugiura T.
Murakami, Y. Matsumoto, K. Fujii, and A. Sugiura 
Papers and letters (2005) 
I. Mori, Y.Taka,@O.Fujiwara,@S.Ishigami 
Oral presentations (2013) 
K. Gotoh, S. Ishigami, T. Shinozuka, and
Y. Matsumoto, Interference study of microwave ovens emission with satellite broadcasting according to the emission limits in CISPR 11 EMC Europe 2013, Brugge, Sept. 2013 (to be presented) Y. Matsumoto, I. Wu, and S. Ishigami, A Method to Identify Interference Noise From LED Lamps by Comparing EM Noise Waveform with Light Intensity in Time Domain EMC Europe 2013, Brugge, Sept. 2013 (to be presented) 
Oral presentations (2012) 
S. Ishigami, I. Wu, K. Gotoh, and Y. Matsumoto Numerical analysis on effect of building materials on electromagnetic fields in VHF band EMC Europe 2012, Roma, Italy, Sep. 2012. @ Y. Matsumoto, I. Wu, and H. Ohta Interference from LED  a Growing Problem for Critical Wireless Applications EMC Europe 2012, Roma, Italy, Sep. 2012. @ K. Gotoh, T. Shiozuka, S. Ishigami, and Y. Matsumoto Electromagnetic Disturbance Evaluation using Pulse Duration Distribution EMC Europe 2012, Roma, Italy, Sep. 2012. @ K. Harima Estimation of Power Absorbed by Human Body Using Reverberation Chamber Proc. 2012 IEEE EMC Symposium, pp.3943, Pittsburg, USA, Aug. 2012. @ S. Ishigami, I. Wu, K. Gotoh, and Y. Matsumoto Numerical analysis of electromagneticfield attenuation of buildings in very high frequency band 2012 KoreaJapan EMT/EMC/BE Joint Conference (KJJC2012), pp.9396, Seoul, Korea, May 2012. 
Oral presentations (2011) 
K. Harima Numerical Simulation for Accurate Gain Measurement of LPDA Proc.
2011 International
Symposium on Antenna and Propagation, Jeju, Korea, Oct. 2011. Y. Matsumoto, Multifrequency Amplitude Probability Distribution Measurement System and its Application to Electromagnetic Interference Analysis (invited) XXXth URSI General Assembly and
Scientific Symposium (URSI GASS), @ Y. Matsumoto, and K. Gotoh Accuracy of Gaussian Approximation Applied to Impulsive Interference in OFDM Reception EMCEUROPE 2011, York, UK, Sep. 2011 @ S. Ishigami, I. Wu, and K. Gotoh Numerical analysis of folded rhombic antenna for EMI measurements using FI method EMC Europe 2011, pp.722727, York, UK, Sep. 2011 @ Y. Matsumoto, APD Measurement of Electromagnetic Noise as an Approach to Effective Detection of EMI Issues in Wireless Systems (invited) 2011
AsiaPacific EMC Symposium (APEMC2011), 
Oral presentations (2010) 
A.
Nakamura, S. Nabatame, T. Kuge, K. Ohno, M. Itami, and H. Ohta Estimation of Delay Profile for Measurement of Direction
of Propagation in Digital Terrestrial Television Broadcasting IEEE
International Conference on Communication Systems (ICCS 2010),
PM2245, S.
Nabatame, T. Kuge,
K. Ohno, M. Itami,
and H. Ohta Identification of Reflection Points of Propagation Paths
in Digital Terrestrial Television Broadcasting IEEE
International Conference on Communication Systems (ICCS 2010),
PM2246, Y.
Goto, K. Kitaichi,
S. Ishigami, K. Takizawa, G. H. Sung, and M. Tokuda
Impact of WBAN to electrodes for ECG monitoring AsiaPacific
Radio Science Conference (APRASC) 2010, KE2, I.
Wu, S. Ishigami, K. Gotoh and Y. Matsumoto Relation between the Calibration Factor and the
Uniformity of the Electric Field in the GTEM AsiaPacific
Radio Science Conference (APRASC) 2010, EP10, Y.
Matsumoto and K. Gotoh Comparison of Estimated and Measured Multichannel
Amplitude Probability Distributions for Realtime Monitoring of EM
Environment AsiaPacific
Radio Science Conference (APRASC) 2010, EP9, K.
Kitaichi, Y. Goto,
S. Ishigami, K. Takizawa, S.G. Hui Hsia,
M. Tokuda Electromagnetic Interference Caused by Wireless Body Area
Network to Medical Electronic Equipment EMC
Europe 2010, pp. 851856, K.
Gotoh, S. Ishigami, Y. Matsumoto, M. Ryoshi, J. Nishio,
S. Yoshimura Development and its Application of FFTbased
MultiChannel APD Measuring Equipment EMC
Europe 2010, pp. 4651, Y.
Matsumoto, K. Gotoh, and K. Wiklundh Definition of APDbased Emission Limits for the
Protection of Coded Wireless Systems from Impulsive Interference EMC
Europe 2010, pp. 629634, Y.
Shoji, Y. Takayama, M. Toyoshima, and H.
Ohta Demonstration of the transportation of microwave
environment over an optical 10 Gbps
Ethernet based IP network 7th
IEEE, IET International Symposium on Communication Systems, Networks
and Digital Signal Processing , pp. 748752, Y.
Shoji, Y. Takayama, M. Toyoshima, H. Ohta Transparent Transportation of Digitized Microwave
Environments over 10 Gbps Optical Networks:Transportation of MultiChannel Digital
Broadcast Signals 12th
International Conference on Transparent Optical Networks (ICTON2010),
We.A.3.6, S.
Ishigami, K. Kitaich, Y. Goto, K. Takizawa, S.G. Hui
Hisa, and M. Tokuda Impact of wireless body area network to medical
electronic equipment 4th
PanPacific EMC joint meeting (PPEMC), THPM13, 
Oral presentations (2009) 
I.
Wu, S. Ishigami, K. Gotoh, and Y. Matsumoto Effect on Electric Field of Foam Block in GTEM Cell 2009
IEEE International Electromagnetic Compatibility Symposium, pp.
233237, S.
Ishigami, I.Wu, K. Sato, and Y. Matsumoto Calibration of ElectricField Probe using openended
waveguides 2009
IEEE International Electromagnetic Compatibility Symposium, pp. 15, K.
Kitaichi, S. Ishigami,
K. Takizawa, Y. Matsumoto, R. Kohono,
and M. Tokuda Study on EMC Problems of medical electronic equipment
caused by wideband electromagnetic wave source 2009
International Symposium on EMC, EMCf09/ Y.
Matsumoto and K. Wiklundh A simple expression for bit error probability of convolutional codes under classA interference 2009
International Symposium on EMC, EMCf09/ K.
Takizawa, S. Ishigami, K. Kitaichi, K. Hamaguchi and R. Kohno On the use of ultrawideband communications into Wireless
body area network for medical checkup 2009
International Symposium on EMC, EMCf09/ S.
Inoue, H. Abe, M.Tokuda, and S. Ishigami Improvement of a Tear DropShaped Antenna with an Optical
Feeding Using a Dielectric Reinforcement 2009
International Symposium on EMC, EMCf09/ F. Toya, Y. Taka, O. Fujiwara, S. Ishigami and Y.
Yamanaka Estimation of
discharge currents injected onto ground for contact discharges from
ESDgenerators using magnetic nearfield 2009
KOREA/JAPAN AP/EMC/EMT JOINT CONFERENCE , EMC43, pp.207210, S. Ishigami
and M. Hirata A New
Calibration Method for an Electricfield Probe using oneport TEM
Waveguides and Monopole Antenna 2009
KOREA/JAPAN AP/EMC/EMT JOINT CONFERENCE , EMC35, pp.195198, Y.
Matsumoto, K. Fujii, A. Sugiura, and T. Murakami Impact of electromagnetic noises from PCs on the
performance of MBOFDM UWB device 13^{th}
IEEE International Symposium on Consumer Electronics, pp.430433, S.
Ishigami and M. Hirata A New Calibration Method for an Electricfield Probe
using TEM Waveguides 20^{th}
International Zurich Symposium on Electromagnetic Compatibility, (EMC 
Oral presentations (2008) 
I.
Wu, S. Ishigami, K. Gotoh, and Y. Matsumoto Attenuation effect of the wall structure on the electric
field generated by indoor power line communication system EMC
Europe 2008, pp. 421425, K.
Gotoh, Y. Matsumoto, H. Tsutagaya, and S. Kazama Evaluation of sensitivity of digital TV receiver
subjected to intrasystem interference EMC
Europe 2008, pp. 727730, Y.
Matsumoto, K. Gotoh, and K. Wiklundh Bandlimitation Effect on Statistical Properties of
ClassA Interference EMC
Europe 2008, pp. 715719, H.kamiya, M. Yamada,
M. Tokuda, S. Ishigami, K. Gotoh, and Y. Matsumoto Evaluation of
Interference between MBOFDM UWB and Wireless LAN Systems using a GTEM
Cell 2008 IEEE
International Electromagnetic Compatibility Symposium, THUPM25, H.
Abe, H. Tanaka, M. Tokuda, and S. Ishigami Optical Feeding Antenna with Wide Bandwidth foe
Evaluation of Radiated Emission Test Sites above 1 GHz 2008
IEEE International Electromagnetic Compatibility Symposium,
WEDAM6OF2, H. Kamiya, M. Yamada, S, Ishigami, K. Gotoh, and Y, Matsumoto A new method
for measuring interference between UWB and
wireless LAN systems 2008 IEEE
International Wireless Communications and S.
Ishigami, M. Yamada, K. Gotoh, Y.
Matsumoto, and M. Tokuda A new method of interference evaluation between UWB
system and wireless LAN using a GUEM Cell EURO
EM, European Electromagnetics
2008, pp.5959 H.
Kamiya, M. Yamada, S. Ishigami, K. Gotoh, Y. Matsumoto, and A. Sugiura Evaluation of Interference between MBOFDM UWB and
Wireless LAN Systems using a GTEM Cell 19^{th}
International Zurich Symposium on Electromagnetic Compatibility, TUCOM13,
pp.100103, H. Abe, M. Tokuda, S. Ishigami Radiation
characteristic of monoconical antenna for sideband electromagnetic
field 19^{th}
International Zurich Symposium on Electromagnetic Compatibility,
WEAP21, pp.399402, 
Oral presentations (2007) 
T.
AdachiCY. TakaCO. FujiwaraCS. IshigamiCY. Yamanaka, Reconstruction of discharge currents injected on
calibration target from electrostatic discharge generators 18th
International M.
Yamada, M. Tokuda, S. Ishigami, K. Gotoh, and Y. Matsumoto,

Oral presentations (2006) 
K.
Gotoh
Rise Time Limit of Discharge Current for Air Discharge of
an ESDgun 4th
AsiaPacific Conference on Environmental Electromagnetics
(CEEM'2006), 2P103,
pp.3437,
4th
Asia Pacific Conference on Environmental Electromagnetics
(CEEMf2006), pp.218221, FDTD Modeling of Air Discharge from an ESDGun 18th
International pp.278281,

Oral presentations (2005) 
S.Ishigami,@K.GotohAY.Matsumoto

Oral presentations (2004) 
Y. Yamanaka, T. Shinozuka, and K. Gotoh 