Kazuo SATO


Left-handed Metamaterial Dipole Antennas and Their Applications
Kazuo SATO  Hideo IIZUKA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2011/09/01
Vol. J94-B  No. 9  pp. 1025-1035
Type of Manuscript: Special Section PAPER (Special Issue on Antenna and Propagation Technologies Underpinning Advances and Diversification of Wireless Communications)
Category: 
Keyword: 
metamaterialdipole antennacomposite right/left-handed transmission lineEBG
  Summary |  Full Text(in Japanese):PDF (1.7MB)

Improved Angular Spread Estimation by Derivative Constrained Capon Estimator
Masaru OGAWA  Nobuyoshi KIKUMA  Kazuo SATO  Hiroshi HIRAYAMA  Kunio SAKAKIBARA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2010/02/01
Vol. J93-B  No. 2  pp. 390-393
Type of Manuscript: Special Section PAPER (Special Issue on Student Research Contributing to Future Communication Technology)
Category: 
Keyword: 
angular spreadderivative constraintintegrated mode vectorCapon
  Summary |  Full Text(in Japanese):PDF (137.4KB)

Mutual Coupling Reduction of Dipole Antennas with Parasitic Elements Composed of Composite Right/Left-Handed Transmission Lines
Naobumi MICHISHITA  Akiyoshi ABE  Yoshihide YAMADA  Junya MURAMATSU  Toshiaki WATANABE  Kazuo SATO 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2009/09/01
Vol. J92-B  No. 9  pp. 1399-1406
Type of Manuscript: Special Section PAPER (Special Issue on Simulation and Analysis Methods for Antennas and Propagation Technologies)
Category: 
Keyword: 
dipole antennacomposite right/left handed transmission lineparasitic elementband rejectionmutual coupling reduction
  Summary |  Full Text(in Japanese):PDF (1.6MB)

Angular Spread Estimation by Derivative Constrained Capon Estimator Using Integrated Mode Vector
Masaru OGAWA  Nobuyoshi KIKUMA  Kazuo SATO  Hiroshi HIRAYAMA  Kunio SAKAKIBARA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2009/06/01
Vol. J92-B  No. 6  pp. 921-929
Type of Manuscript: PAPER
Category: 
Keyword: 
angular spreadCaponintegrated mode vectorderivative constraint
  Summary |  Full Text(in Japanese):PDF (467.1KB)

Development of an Authentication Infrastructure for Mobile Services
Katsuyuki UMEZAWA  Satoru TEZUKA  Kazuo SATOU  Akira MATSUKI  Kenji SOGA  Toru KATAYAMA  Shinsaku KIYOMOTO  Toshiaki TANAKA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/03/01
Vol. J91-D  No. 3  pp. 744-756
Type of Manuscript: PAPER
Category: 
Keyword: 
mobileattribute certificationcertificatePKISelf-Blindable
  Summary |  Full Text(in Japanese):PDF (719.6KB)

Design and Implementation of Mobile Learning Environment as an Extension of SCORM 2004 Specification
Kiyoshi NAKABAYASHI  Masanobu HOSOKAWA  Taichi KAWAKAMI  Kazuo SATO  Keizo NAGAOKA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/02/01
Vol. J91-D  No. 2  pp. 143-151
Type of Manuscript: Special Section PAPER (Special Section on Development of Platforms and Contents in Computer Systems for Education)
Category: 
Keyword: 
WBTlearner adaptationSCORM 2004mobile learningopen source
  Summary |  Full Text(in Japanese):PDF (1.1MB)

A Study on Structure Optimization of Loaded Magnetic Materials for Antenna Miniaturization
Akira MATSUZAKI  Shinya ENDO  Hisashi MORISHITA  Tsuyoshi NOMURA  Kazuo SATO 
Publication:   C - Abstracts of IEICE TRANSACTIONS on Electronics (Japanese Edition)
Publication Date: 2007/12/01
Vol. J90-C  No. 12  pp. 913-921
Type of Manuscript: Special Section PAPER (Special Issue on Microwave Technologies Launched from Universities)
Category: 
Keyword: 
topology optimizationfinite-difference time-domain methodmagnetic materialminiaturization of antenna
  Summary |  Full Text(in Japanese):PDF (601KB)

Design of an Authentication Infrastructure for Mobile Services
Katsuyuki UMEZAWA  Hisao SAKAZAKI  Kazuo SATOU  Akira MATSUKI  Kenji SOGA  Toru KATAYAMA  Shinsaku KIYOMOTO  Toshiaki TANAKA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2007/02/01
Vol. J90-D  No. 2  pp. 596-599
Type of Manuscript: LETTER
Category: 
Keyword: 
public key certificateattribute certificatevalidity checkVACVS
  Summary |  Full Text(in Japanese):PDF (221.2KB)

Topology Optimization Method for Antenna Design Using FDTD Method
Tsuyoshi NOMURA  Kazuo SATO  Kenji TAGUCHI  Tatsuya KASHIWA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2006/12/01
Vol. J89-B  No. 12  pp. 2196-2205
Type of Manuscript: PAPER
Category: 
Keyword: 
topology optimizationFDTD methoddielectric resonator antennaadjoint variable methodsensitivity analysis
  Summary |  Full Text(in Japanese):PDF (2MB)