Tohru IWAI


Reflection and Transmission Characteristics of Multilayered Structure Consisting of Metal Wire Grid and Dielectric Layers
Tohru IWAI  Shinichiro YAMAMOTO  Kenichi HATAKEYAMA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2012/03/01
Vol. J95-B  No. 3  pp. 488-492
Type of Manuscript: LETTER
Category: 
Keyword: 
metal wire griddielectric layerreflection coefficienttransmission coefficient
  Summary |  Full Text(in Japanese):PDF (805.4KB)

Safety Evaluation of Key Generation Speed-Up Technique for Secret Key Generation System with Array Antenna
Masahiko MAEDA  Tohru IWAI  Yuto SAKOGUCHI  Satoru AIKAWA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2011/11/01
Vol. J94-B  No. 11  pp. 1494-1497
Type of Manuscript: LETTER
Category: 
Keyword: 
radio wave propagationarray antennassecret key
  Summary |  Full Text(in Japanese):PDF (1.9MB)

Measurement Setup of Transmission Coefficient for EM-Wave Shielding Panels at Microwave Frequencies
Shinichiro YAMAMOTO  Tohru IWAI  Kenichi HATAKEYAMA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2011/06/01
Vol. J94-B  No. 6  pp. 771-774
Type of Manuscript: LETTER
Category: 
Keyword: 
EM-wave shielding panelsmeasurement setup of transmission coefficientrelative permittivitymicrowave frequencies
  Summary |  Full Text(in Japanese):PDF (334.5KB)

Reflection and Transmission Characteristics of EM-Waves with the Wire-Grid and Its Use as a Back Layer of EM-Wave Absorber
Kenichi HATAKEYAMA  Takanori TSUTAOKA  Takahito KANEMOTO  Shinichiro YAMAMOTO  Tohru IWAI 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2010/01/01
Vol. J93-B  No. 1  pp. 101-111
Type of Manuscript: PAPER
Category: 
Keyword: 
artificial materialEM wave absorberwire-gridmetal wire mesh
  Summary |  Full Text(in Japanese):PDF (1.8MB)

Complex Reflection Coefficient Measurement Setup at Millimeter Waves
Shinichiro YAMAMOTO  Kenichi HASEGAWA  Tohru IWAI  Kenichi HATAKEYAMA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2007/11/01
Vol. J90-B  No. 11  pp. 1216-1219
Type of Manuscript: Special Section LETTER (Special Section on Broadband EMC Technologies)
Category: 
Keyword: 
complex reflection coefficient measurement setupmillimeter waves
  Summary |  Full Text(in Japanese):PDF (611.4KB)

Study of Evaluation Method of Anisotropic Absorber Panels at Microwave Frequencies
Shinichiro YAMAMOTO  Tohru IWAI  Kenichi HATAKEYAMA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2007/02/01
Vol. J90-B  No. 2  pp. 208-212
Type of Manuscript: LETTER
Category: 
Keyword: 
anisotropic absorber panelsdiagonalizationprincipal reflection axis
  Summary |  Full Text(in Japanese):PDF (961.5KB)