Motofumi YAMAGUCHI


Experimental Verification of Mode Coupling Phenomenon in High Permittivity NRD Guide with Small Remaining Asymmetrically Air Gap
Futoshi KUROKI Kouichi YAMAOKA Motofumi YAMAGUCHI Tsukasa YONEYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/01/01
Vol. E88-C  No. 1  pp. 110-111
Type of Manuscript:  Special Section LETTER (Special Section on Recent Trends of Microwave and Millimeter-Wave Passive Circuit Components and Technologies for Improvement of Characteristics)
Category: 
Keyword: 
NRD guidemode couplingdielectric waveguidemillimeter-wave integrated circuits
 Summary | Full Text:PDF(283.9KB)

NRD Guide Integrated Circuit-Compatible Folded Planar Antenna Fed by High Permittivity LSE-NRD Guide Radiator at 60 GHz
Futoshi KUROKI Motofumi YAMAGUCHI Yoshihiko WAGATSUMA Tsukasa YONEYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/09/01
Vol. E87-C  No. 9  pp. 1412-1417
Type of Manuscript:  Special Section PAPER (Special Section on Wave Technologies for Wireless and Optical Communications)
Category: Antennas, Circuits and Receivers
Keyword: 
millimeter-wave planar antennasdielectric waveguidesNRD guidemode transformers
 Summary | Full Text:PDF(1.1MB)

High Permittivity LSE-NRD Guide and Its Application to a New Type of Millimeter Wave Antenna
Futoshi KUROKI Motofumi YAMAGUCHI Yasujirou MINAMITANI Tsukasa YONEYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/02/01
Vol. E86-C  No. 2  pp. 169-175
Type of Manuscript:  Special Section PAPER (Special Issue on Circuit and Device Technology for High-Speed Wireless Communication)
Category: Guided Wave & Antenna
Keyword: 
nonradiative dielectric waveguideguided wavesmillimeter-wave antenna feedersmillimeter-wave fan beam antennas
 Summary | Full Text:PDF(1.5MB)