Hiroyoshi IKUNO


Four-Reflector Offset Antennas for Space Communications
Takayoshi FURUNO Mikio TAKABAYASHI Yoichi KAWAKAMI Takashi KATAGI Hiroyoshi IKUNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/07/01
Vol. E85-B  No. 7  pp. 1342-1351
Type of Manuscript:  PAPER
Category: Antenna and Propagation
Keyword: 
four-reflector offset antennascross-polarization elimination conditionbeam mode expansion methodbroadband characteristics condition
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Time-Frequency Processing of Scattering Responses from a Dielectric Sphere
Masahiko NISHIMOTO Hiroyoshi IKUNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/09/01
Vol. E84-C  No. 9  pp. 1256-1259
Type of Manuscript:  LETTER
Category: Electromagnetic Theory
Keyword: 
wavelet analysiswavelet transformtime-frequency analysisscattering process
 Summary | Full Text:PDF(1.1MB)

FOREWORD
Masanori KOSHIBA Hiroyoshi IKUNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/12/25
Vol. E81-C  No. 12  pp. 1771-1772
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(143.7KB)

FD-TD Method with PMLs ABC Based on the Principles of Multidimensional Wave Digital Filters for Discrete-Time Modelling of Maxwell's Equations
Yoshihiro NAKA Hiroyoshi IKUNO Masahiko NISHIMOTO Akira YATA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/02/25
Vol. E81-C  No. 2  pp. 305-314
Type of Manuscript:  PAPER
Category: Electromagnetic Theory
Keyword: 
multidimensional wave digital filtersfinite-difference time-domain method perfectly matched layersnumerical dispersiondielectric optical waveguide
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Time-Frequency Analysis of Scattering Data Using the Wavelet Transform
Masahiko NISHIMOTO Hiroyoshi IKUNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/11/25
Vol. E80-C  No. 11  pp. 1440-1447
Type of Manuscript:  Special Section PAPER (Special Issue on Electromagnetic TheoryScattering and Diffraction)
Category: 
Keyword: 
wavelettime-frequency analysisscatteringmultiresolution analysiselectromagnetic wave
 Summary | Full Text:PDF(678.1KB)

FOREWORD
Hiroyoshi IKUNO Kazuya KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/11/25
Vol. E80-C  No. 11  pp. 1335-1336
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(208.8KB)

Numerical Analysis of 3-D Scattering Problems Using the Yasuura Method
Mitsunori KAWANO Hiroyoshi IKUNO Masahiko NISHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/10/25
Vol. E79-C  No. 10  pp. 1358-1363
Type of Manuscript:  Special Section PAPER (Special Issue on Electromagnetic Theory-Foundations and Applications)
Category: 
Keyword: 
3-D scattering problemYasuura methodarray of nultipolesrapidly converging solution
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Method of Equivalent Currents for Calculation of Surface Diffraction by a Smooth Convex Objects
Masahiko NISHIMOTO Hiroyoshi IKUNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/10/25
Vol. E79-C  No. 10  pp. 1321-1326
Type of Manuscript:  Special Section PAPER (Special Issue on Electromagnetic Theory-Foundations and Applications)
Category: 
Keyword: 
equivalent currentcreeping raysurface diffractionhigh-frequency approximation
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Method of Numerical Calculation of Paths of Creeping Rays on a Convex Body
Masahiko NISHIMOTO Hiroyoshi IKUNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/11/25
Vol. E77-C  No. 11  pp. 1833-1836
Type of Manuscript:  Special Section LETTER (Special Issue on Electromagnetic Theory)
Category: 
Keyword: 
creeping raygeodesicdiffractionGTD
 Summary | Full Text:PDF(252.1KB)

Numerical Analysis of Electromagnetic Wave Scattering from an Indented Body of Revolution
Hiroyoshi IKUNO Michizoh GONDOH Masahiko NISHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1991/09/25
Vol. E74-C  No. 9  pp. 2855-2863
Type of Manuscript:  Special Section PAPER (Special Issue on OFSET '90)
Category: 3D-Scattering
Keyword: 
 Summary | Full Text:PDF(600KB)