HIROSHI Hirayama

写真a

Affiliation Department etc.

Department of Electrical and Mechanical Engineering
Department of Electrical and Mechanical Engineering

Title

Associate Professor

Mail Address

E-mail address

Graduating School

  •  
    -
    1998.03

    The University of Electro-Communications   Faculty of Electro Communications   Graduated

Graduate School

  •  
    -
    2003.03

    The University of Electro-Communications  Graduate School, Division of Electro Communications  Doctor's Course  Completed

Degree

  • The University of Electro-Communications -  Ph. D

Academic Society Affiliations

  • 2003.04
    -
    Now

    IEEE

  • 1998.04
    -
    Now

    IEICE

Field of expertise (Grants-in-aid for Scientific Research classification)

  • Communication/Network engineering

 

Research Career

  • Wireless Power Transfer

    (not selected)  

    Project Year:  2008.04  -  Now

  • Antenna Technologies

    (not selected)  

    Project Year:  2003.10  -  Now

  • Electromagnetic-Compatibility

    (not selected)  

    Project Year:  2000.04  -  Now

Papers

  • Impedance Matching Mechanism of Shielded Loop Antenna for Wireless Power Transfer

    Akihiko Kumazawa, Hiroshi Hirayama

    Proc. of AWPT2018     2018.11  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Basic Characteristics of a Double-layered Folded Spiral Resonator for Coupled-resonant Wireless Power Transfer

    Kohei Nimura, Hiroshi Hirayama

    Proc. of AWPT2018     2018.11  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Mechanism of SAR Reduction of Shielded-Loop Antenna in Wireless Power Transfer

    Kenta Yamada, Hiroshi Hirayama

    Proc. of AWPT2018     2018.11  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Wireless Power Transfer for Moving Vehicle Using Collinear Array Antenna

    Jun Deguchi, Hiroshi Hirayama

    Proc. of AWPT2018     2018.11  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Basic Design and Analysis of Folded Dipole Antenna for 5.8 GHz Wireless Power Transfer

    Reiji Nishigaki, Hiroshi Hirayama

    Proc. of AWPT2018     2018.11  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Characteristic Comparison of Various Kinds of Couplers for Near-Field Wireless Power Transfer

    Takaya Arai, Hiroshi Hirayama

    Proc. of AWPT2018     2018.11  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Reduction of SAR for Wireless Power Transfer of Visual Prosthesis Using Shielded Loop

    Yuichi Yamawaki, Hiroshi Hirayama, Hideki Jyonokuchi

    Proc. of AWPT2017     2017.12  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • On a Transmission Efficiency of Shielded Spiral Antenna for Coupled-Resonant Wireless Power Transfer

    Naoya Kajiura, Hiroshi Hirayama

    Proc. of AWPT2017     2017.12  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Basic Characteristics of a Folded Spiral Antenna for Coupled-resonant Wireless Power Transfer

    Kohei Nimura, Hiroshi Hirayama

    Proc. of AWPT2017     2017.12  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Propagation Characteristics of Indoor Wireless Power Transfer Using MIMO Technology

    Shingo Yamaji, Hiroshi Hirayama

    Proc. of AWPT2017     2017.12  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

display all >>

Books

  • Wireless Power Transfer: Theory, technology, and applications

    Naoki Shinohara (編集) (Part: Multiple Authorship )

    IET  2018.08 ISBN: 978-1785613463

  • Wireless Energy Transfer based on Electromagnetic Resonance: Principles and Engineering Explorations

    Hiroshi Hirayama, et al. (Part: Multiple Authorship )

    Intech  2012.01 ISBN: 978-953-307-112

Presentations

  • A Consideration of Grounded Helical Antenna for Coupled-resonant Wireless Power Transfer

    Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara

    PIERS 2013  2013.03  -  2013.03 

  • Undesired Emission from Spiral Resonators For Coupled Resonant Wireless Power Transfer

    Hiroshi Hirayama, Kanako Komatsu, Nobuyoshi Kikuma, Kunio Sakakibara

    PIERS 2012  2012.08  -  2012.08 

  • On a coupling coefficient of spiral antenna for coupled-resonant wireless power transfer

    Hiroshi Hirayama, Kanako Komatsu, Nobuyoshi Kikuma, Kunio Sakakibara

    EuroEM2012  2012.07  -  2012.07 

Academic Awards Received

  • young engineer's award of antenna and propagation socity

    2009.12    

 
 

Academic Activity

  • 2015.01
    -
    2016.12

    IEEE  

  • 2014.04
    -
    2016.05

    IEICE  

  • 2014.04
    -
    2015.05

    IEICE  

  • 2012.04
    -
    2014.03

    IEICE  

  • 2010.04
    -
    2014.03

    IEICE