Shinji UEBAYASHI


Hybrid Analysis of Human Exposure from Base-Station Antennas in Underground Environment
Jianqing WANG Masayuki KOMATSU Osamu FUJIWARA Shinji UEBAYASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/12/01
Vol. E89-B  No. 12  pp. 3411-3416
Type of Manuscript:  PAPER
Category: Electromagnetic Compatibility(EMC)
Keyword: 
underground environmentbase station antennaSARray-tracing methodFDTD methodsafety evaluation
 Summary | Full Text:PDF(833.9KB)

Non-destructive Dielectric Measurement of Solid Lossy Dielectric Material Using Open-Ended Waveguide Infilled with Low-Loss Dielectric Material
Hidetoshi EBARA Daisuke MIKI Teruo ONISHI Shinji UEBAYASHI Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2006/01/01
Vol. E89-C  No. 1  pp. 30-37
Type of Manuscript:  Special Section PAPER (Special Section on Near-Field and Far-Field Electromagnetic Absorption and Shielding and Related Technologies)
Category: 
Keyword: 
dielectric measurementopen-ended waveguidesolid phantomFDTD methodimpedance matching
 Summary | Full Text:PDF(768.1KB)

Biological Tissue-Equivalent Agar-Based Solid Phantoms and SAR Estimation Using the Thermographic Method in the Range of 3-6 GHz
Teruo ONISHI Ryo ISHIDO Takuya TAKIMOTO Kazuyuki SAITO Shinji UEBAYASHI Masaharu TAKAHASHI Koichi ITO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/09/01
Vol. E88-B  No. 9  pp. 3733-3741
Type of Manuscript:  PAPER
Category: Electromagnetic Compatibility(EMC)
Keyword: 
solid phantombroadbandFDTD methodSARthermographic methodheat conduction equation
 Summary | Full Text:PDF(856.7KB)

Method for Estimating Complex Permittivity Based on Measuring Effective Permittivity of Dielectric Mixtures in Radio Frequency Band
Hidetoshi EBARA Kensuke TANI Teruo ONISHI Shinji UEBAYASHI Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/08/01
Vol. E88-B  No. 8  pp. 3269-3274
Type of Manuscript:  Special Section PAPER (Special Section of 2004 International Symposium on Electromagnetic Compatibility)
Category: Biological Effects
Keyword: 
dielectric measurementcoaxial linephospholipideffective permittivitymixing formula
 Summary | Full Text:PDF(639.8KB)

Influence of Phantom Shell on SAR Measurement in 3-6 GHz Frequency Range
Teruo ONISHI Shinji UEBAYASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/08/01
Vol. E88-B  No. 8  pp. 3257-3262
Type of Manuscript:  Special Section PAPER (Special Section of 2004 International Symposium on Electromagnetic Compatibility)
Category: Biological Effects
Keyword: 
SARthin low-dielectric materialFD-TD methodtransmission line model
 Summary | Full Text:PDF(677.8KB)

Data Traffic Control and Capacity Evaluations for Voice/Data Integrated Transmission in DS-CDMA
Minami NAGATSUKA Yoshihiro ISHIKAWA Shinji UEBAYASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/07/25
Vol. E81-B  No. 7  pp. 1355-1364
Type of Manuscript:  Special Section PAPER (Special Issue on Third Generation Land Mobile Communication Systems)
Category: 
Keyword: 
voice/data integrated transmissionDS-CDMAtraffic controlcircuit switching methodcontention-type packet switching methodreservation-type packet switching method
 Summary | Full Text:PDF(854.9KB)

Voice Communication Connection Control in Digital Public Land Mobile Networks
Masami YABUSAKI Kouji YAMAMOTO Shinji UEBAYASHI Hiroshi NAKAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/12/25
Vol. E75-A  No. 12  pp. 1702-1709
Type of Manuscript:  Special Section PAPER (Special Section on Networks and Mobile Communications)
Category: 
Keyword: 
digital public land mobile networkCODECTDMAchannel reassignment
 Summary | Full Text:PDF(660.1KB)