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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMCJ | 2008-07-17 13:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Evaluation of Multiple Power-Supply Pin LECCS-core Model with Different Pattern Design Boards Ryota Higashi, Kengo Iokibe (Okayama Univ.), Takahiro Tsuda, Kouji Ichikawa, Katsumi Nakamura (DENSO CORP.), Yoshitaka Toyota, Ryuji Koga (Okayama Univ.)  EMCJ2008-33 |
We have proposed an EMC macro model, LECCS, to achieve fast simulations of RF power currents in IC/LSIs. The model consi... [more] | EMCJ2008-33 pp.43-48 |
| EMCJ, EMD | 2007-07-27 11:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Investigation of Parasitic Capacitance to Improve EMC Macro Model LECCS around 1GHz Atsuhiro Takahashi, Kengo Iokibe (Okayama Univ.), Umberto Paoletti, Osami Wada (Kyoto Univ.), Yoshitaka Toyota, Ryuji Koga (Okayama Univ.) EMCJ2007-33 EMD2007-19 |
High frequency currents flowing in power supply networks of an IC/LSI has been estimated by an EMC macro model. The hig... [more] |
EMCJ2007-33 EMD2007-19 pp.5-10 |
| EMCJ | 2007-06-22 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Estimation of Radiated Emissions with Common-mode Antenna Model of Printed Circuit Board
-- Superposition of Common-mode Excitation Sources -- Keisuke Fukumasu (Okayama Univ.), Tetsushi Watanabe (ITCO), Yoshitaka Toyota, Kengo Iokibe, Ryuji Koga (Okayama Univ.), Osami Wada (Kyoto Univ.) EMCJ2007-25 |
A common-mode antenna model proposed by the authors is able to predict common-mode radiation from printed circuit boards... [more] | EMCJ2007-25 pp.39-44 |
| EMCJ | 2007-04-27 16:45 |
Tokyo | NICT | Estimation of Electromagnetic-emission from PCBs with a Connector through the Common-mode Antenna Model Akifumi Sadatoshi, Youhei Sakai (Okayama Univ.), Tetsushi Watanabe (ITCO), Yoshitaka Toyota, Kengo Iokibe, Ryuji Koga (Okayama Univ.), Osami Wada (Kyoto Univ.) EMCJ2007-9 |
The amount of radiated emission from the connector between the motherboard and the daughterboard depends on the number o... [more] | EMCJ2007-9 pp.49-54 |
| EMCJ | 2007-03-09 16:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Common-mode current related to cable ground in shape Kazuya Morimitsu (Okayama Univ.), Tetsushi Watanabe (ITCO), Yoshitaka Toyota, Ryuji Koga (Okayama Univ.), Osami Wada (Kyoto Univ.) EMCJ2006-128 |
Common-mode current was measured for a four-conductor system that is electrically floating above the reference ground. ... [more] |
EMCJ2006-128 pp.71-75 |
| EMCJ | 2006-07-27 10:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Determination of impedances in LECCS-I/O model by 3-port VNA measurement for higher frequency range Akihiro Osaki, Kengo Iokibe, Yoshitaka Toyota, Ryuji Koga (Okayama Univ.), Osami Wada (Kyoto Univ.) EMCJ2006-21 |
This report discusses impedance determination of a linear equivalent circuit (LEC) in an EMC macro model, LECCS I/O. The... [more] | EMCJ2006-21 pp.17-22 |
| EMCJ, EMD | 2005-07-28 15:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Method to Estimate the Radiated Emission Utilizing Common-mode Potential Distribution in a Printed Circuit Board Youhei Sakai, Ryuji Koga (Okayama Univ.), Tetsushi Watanabe (ITCO), Osami Wada (Kyoto Univ.) |
In this report, we propose a method to estimate the common-mode radiation from a printed circuit board (PCB) with a high... [more] | EMCJ2005-49 EMD2005-28 pp.45-50 |
| EMCJ, EMD | 2005-07-29 13:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Examination for imbalance matching at receiver terminal in high speed differential transmission system Kazuya Morimitsu, Hiroshi Shigenari, Yoshitaka Toyota, Ryuji Koga (Okayama Univ.), Osami Wada (Kyoto Univ.) |
In differential signaling,the circuit configuration must be symmetric. If its configuration is asymmetric,common-mode cu... [more] | EMCJ2005-54 EMD2005-33 pp.7-12 |
| EMCJ | 2005-05-26 11:55 |
Hyogo | Awaji Yumebutai International Conference Center | A Fast Calculation Method of Common-mode Radiation from a Printed Circuit Board with an Equivalent Antenna Based on Imbalance Difference Model Tetsushi Watanabe (ITCO), Youhei Sakai (Okayama Univ.), Osami Wada (Kyoto Univ.), Ryuji Koga (Okayama Univ.) |
A printed circuit board having a microstrip line with a partially narrow ground plane makes a large common-mode radiatio... [more] | EMCJ2005-16 pp.35-40 |
| EMCJ | 2005-03-10 16:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Impedance Parameter Extraction of LECCS-I/O Model by S-parameter Measurement Yohei Kondo, Ayako Sugano, Daisuke Tanaka, Osami Wada, Yoshitaka Toyota, Ryuji Koga (Okayama Univ.) |
[more] | EMCJ2004-160 pp.79-84 |
| EMCJ | 2005-03-10 16:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Construction of LECCS-core Model for Multiple Power-supply LSI by S-parameter Measurement Yuichiro Minamisawa, Arinobu Ohta, Tomohiro Toyota, Katsumi Nakamura, Osami Wada, Yoshitaka Toyota, Ryuji Koga (Okayama Univ.), Yoshiyuki Saito (Matsushita Electric Industrial), Atsushi Nakamura (Renesas Technology) |
The authors proposed a multiple-port LECCS-core model as a macro model for EMC simulation of a multiple power-supply pin... [more] | EMCJ2004-161 pp.85-90 |
| PN, OPE, OFT, LQE | 2005-01-26 13:00 |
Osaka | Osaka University | An inverted rib waveguide with both close coupling and strong confinement for optoelectronic integration and optical interconnection
-- Numerical results -- Khalid Ouaaba, Yoshitaka Toyota, Osami Wada, Ryuji Koga (Okayama Univ.) |
This paper presents a study of a polyimide inverted rib waveguide for single mode communication. With slab thickness fix... [more] | PN2004-77 OFT2004-83 OPE2004-184 LQE2004-131 pp.7-12 |
| LQE, OCS, OPE | 2004-11-04 14:45 |
Fukuoka | Kyushu Institute of Technology | Standing Wave Ratio Measurement by SNOM on the Optical Fiber Interconnection Terumi Nobuyoshi (Okayama-Rika Univ.), Ryuji Koga, Yoshitaka Toyota (Okayama Univ.) |
[more] | OCS2004-86 OPE2004-151 LQE2004-95 pp.23-26 |
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