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Hiroshi Hirayama
Publication Activity (10 Years)
Years Active: 2007-2021
Publications (10 Years): 3
Top Topics
Small Size
Doa Estimation
Microstrip
Patch Antenna
Top Venues
IEICE Trans. Commun.
J. Comput. Appl. Math.
IEICE Electron. Express
IEEE Access
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Publications
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Takase Oshima
,
Shunya Ban
,
Hiroshi Hirayama
Microstrip patch antenna with class-F load and DC block function for microwave power transfer.
IEICE Electron. Express
18 (15) (2021)
Hidenori Ogata
,
Hiroshi Hirayama
Numerical integration based on hyperfunction theory.
J. Comput. Appl. Math.
327 (2018)
Han-Joon Kim
,
Hiroshi Hirayama
,
Sanghoek Kim
,
Ki Jin Han
,
Rui Zhang
,
Ji-Woong Choi
Review of Near-Field Wireless Power and Communication for Biomedical Applications.
IEEE Access
5 (2017)
Hiroshi Hirayama
,
Tomohiro Amano
,
Nobuyoshi Kikuma
,
Kunio Sakakibara
An Investigation on Self-Resonant and Capacitor-Loaded Helical Antennas for Coupled-Resonant Wireless Power Transfer.
IEICE Trans. Commun.
(10) (2013)
Shintaro Yano
,
Kunio Sakakibara
,
Nobuyoshi Kikuma
,
Hiroshi Hirayama
Millimeter-Wave Microstrip-Line-Fed Broadband Waveguide Aperture Antennas.
IEICE Trans. Commun.
(1) (2012)
Atsushi Kunita
,
Kunio Sakakibara
,
Kazuyuki Seo
,
Nobuyoshi Kikuma
,
Hiroshi Hirayama
Broadband Millimeter-Wave Microstrip Comb-Line Antenna Using Corporate Feeding System with Center-Connecting.
IEICE Trans. Commun.
(1) (2012)
Shunsuke Yoshimura
,
Hiroshi Hirayama
,
Nobuyoshi Kikuma
,
Kunio Sakakibara
Automated Creation of Beamformer-Based Optimum DOA Estimation Algorithm Using Genetic Algorithm.
IEICE Trans. Commun.
(10) (2012)
Hiroshi Hirayama
,
Gen Matsui
,
Nobuyoshi Kikuma
,
Kunio Sakakibara
Channel Capacity Improvement in Short-Range MIMO Using Side and Back Reflectors.
IEICE Trans. Commun.
(5) (2011)
Hiroshi Hirayama
,
Nobuyoshi Kikuma
,
Kunio Sakakibara
A New Scheme to Avoid Null Zone for HF-Band RFID with Diversity Combining of Loop Antennas.
IEICE Trans. Commun.
(10) (2010)
Yuki Ikeno
,
Kunio Sakakibara
,
Nobuyoshi Kikuma
,
Hiroshi Hirayama
Narrow-Wall-Slotted Hollow-Waveguide Array Antenna Using Partially Parallel Feeding System in Millimeter-Wave Band.
IEICE Trans. Commun.
(10) (2010)
Hiroshi Hirayama
,
Nobuyoshi Kikuma
,
Kunio Sakakibara
An Estimation Method of Poynting Vector with Near-Magnetic-Field Measurement.
IEICE Trans. Electron.
(1) (2010)
Morihiko Nanjo
,
Kunio Sakakibara
,
Nobuyoshi Kikuma
,
Hiroshi Hirayama
Control of Power Dividing Ratio in Four-Way Power Divider for Feeding Microstrip Comb-Line Antenna.
IEICE Trans. Commun.
(10) (2010)
Kazuoki Matsugatani
,
Kunio Sakakibara
,
Nobuyoshi Kikuma
,
Hiroshi Hirayama
Microstrip patch array antenna coupled with parasitic patches using one dimensional EBG structures.
IEICE Electron. Express
6 (13) (2009)
Hiroshi Hirayama
,
Toshiyuki Ozawa
,
Yosuke Hiraiwa
,
Nobuyoshi Kikuma
,
Kunio Sakakibara
A consideration of electro-magnetic-resonant coupling mode in wireless power transmission.
IEICE Electron. Express
6 (19) (2009)
Kazuoki Matsugatani
,
Kunio Sakakibara
,
Nobuyoshi Kikuma
,
Hiroshi Hirayama
Broadband Planar Antenna Combining Monopole Element with Electromagnetic Bandgap.
IEICE Trans. Electron.
(11) (2008)
Yusuke Deguchi
,
Kunio Sakakibara
,
Nobuyoshi Kikuma
,
Hiroshi Hirayama
Design and Optimization of Millimeter-Wave Microstrip-to-Waveguide Transition Operating over Broad Frequency Bandwidth.
IEICE Trans. Electron.
(1) (2007)