Papers - HIROSHI Hirayama
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Performance improvement of obstacle detection of short range MIMO sensor using signal subspace Reviewed
Aoki Yuya, Mori Hisamichi, Kikuma Nobuyoshi, Hirayama Hiroshi, Sakakibara Kunio
Proc. of ISAP 2014 377 - 378 2014.12
Language：English Publishing type：Research paper (international conference proceedings)
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DOA estimation by MUSIC algorithm using forward-backward spatial smoothing with overlapped and augmented arrays Reviewed
Iwai Toshiki, Hirose Naoki, Kikuma Nobuyoshi, Sakakibara Kunio, Hirayama Hiroshi
Proc. of ISAP 2014 375 - 376 2014.12
Language：English Publishing type：Research paper (international conference proceedings)
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Miniaturization of period of dual-band frequency selective surface by using C-shaped ring slots Reviewed
Amano Yuto, Firdaus Kei, Sakakibara Kunio, Iwanaga Shinya, Kumaki Kiyotaka, Hori Satoshi, Kikuma Nobuyoshi, Hirayama Hiroshi
Proc. of ISAP 2014 401 - 402 2014.12
Language：English Publishing type：Research paper (international conference proceedings)
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A consideration on simple decoupling circuit without three-dimensional structure for MIMO antennas Reviewed
Mori Masahiro, Kikuma Nobuyoshi, Hirayama Hiroshi, Sakakibara Kunio
Proc. of ISAP 2014 415 - 416 2014.12
Language：English Publishing type：Research paper (international conference proceedings)
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Grating lobe suppression of narrow-wall slotted waveguide array antenna using thin narrow-wall waveguides in millimeter-wave band Reviewed
Araki Toshinori, Sakakibara Kunio, Kikuma Nobuyoshi, Hirayama Hiroshi
Proc. of ISAP 2014 139 - 140 2014.12
Language：English Publishing type：Research paper (international conference proceedings)
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Low-sidelobe design of microstrip comb-line antennas for beam-tilting in perpendicular plane to feeding line Reviewed
Nakazawa Daiki, Sakakibara Kunio, Kikuma Nobuyoshi, Hirayama Hiroshi
Proc. of ISAP 2014 295 - 296 2014.12
Language：English Publishing type：Research paper (international conference proceedings)
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Performance improvement of localization of coherent near-field sources by combined use of DOA-Matrix method and SAGE algorithm Reviewed
Takeuchi Kyohei, Kikuma Nobuyoshi, Hirayama Hiroshi, Sakakibara Kunio
Proc. of ISAP 2014 385 - 386 2014.12
Language：English Publishing type：Research paper (international conference proceedings)
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EMC Characteristics of Open-end and Short-end Helical Antennas for Coupled-Resonant Wireless Power Transfer Reviewed
Hiroshi Hirayama, Shohei Fukasawa, Hiroyuki Yamada, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of EMC Europe 2014 2014.09
Authorship：Lead author Language：English Publishing type：Research paper (international conference proceedings)
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Undesired Emission from Coupled-Resonant Wireless Power Transfer Antenna for Fundamental and Harmonics Frequency Reviewed
Hiroshi Hirayama, Hiroyuki Yamada, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of EMC'14 Tokyo 438 - 441 2014.05
Authorship：Lead author Language：English Publishing type：Research paper (international conference proceedings)
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Dielectric Loading Effect of Spiral Tape Antenna for Coupled-resonant Wireless Power Transfer Reviewed
Hiroshi Hirayama,Kanako Komatsu,Hiroyuki Yamada,Nobuyoshi Kikuma,Kunio Sakakibara
Proc. of EuCAP 2014 2426 - 2427 2014.04
Authorship：Lead author Language：English Publishing type：Research paper (international conference proceedings)
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Dielectric Loading Effect of Open-end Spiral Antenna for Wireless Power Transfer
Kanako Komatsu, Hiroyuki Yamada, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of Vietnam-Japan International Symposium on Antennas and Propagation 2014.01
Language：English Publishing type：Research paper (international conference proceedings)
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An Investigation on Self-resonant and Capacitor-loaded Helical Antennas for Coupled-resonant Wireless Power Transfer Reviewed
Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara
IEICE Trans. on Commun. E96-B ( 10 ) 2431 - 2439 2013.10
Authorship：Lead author Language：English Publishing type：Research paper (scientific journal)
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Far-field Radiation and Near-field Leakage of Self-resonant Spiral Antennas for Coupled-resonant Wireless Power Transfer Reviewed
Kanako Komatsu, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of EMC Europe 2013 883 - 886 2013.09
Language：English Publishing type：Research paper (international conference proceedings)
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Obstacle Detection Method Using Array Antenna for Coupled-resonant Wireless Power Transfer Reviewed
Hiroyuki Yamada, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of PIERS 2013 1548 - 1551 2013.08
Language：English Publishing type：Research paper (international conference proceedings)
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Undesired Emission and Biological Effect of Open-end and Short-end Antennas for Coupled-resonant Wireless PowerTransfer Reviewed
Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of APEMC 2013 2013.05
Language：English Publishing type：Research paper (international conference proceedings)
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Automated Creation of Beamformer-Based Optimum DOA Estimation Algorithm Using Genetic Algorithm Reviewed
Syunsuke Yoshimura, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
IEICE Trans. on Commun. E95-B ( 10 ) 3332 - 3336 2012.10
Language：English Publishing type：Research paper (scientific journal)
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A consideration of electric and magnetic coupling coefficient of spiral antenna for wireless power transfer Reviewed
Kanako Komatsu, Tomohiro Amano, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of ISAP 2012 170 - 173 2012.10
Language：English Publishing type：Research paper (international conference proceedings)
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A consideration of helical antennas for coupled resonant wireless power transfer using equivalent circuit Reviewed
Tomohiro Amano, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of ISAP 2012 435 - 438 2012.10
Language：English Publishing type：Research paper (international conference proceedings)
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Estimation of Transmission Characteristics for Coupled Resonant Wireless Power Transfer in the kHz Range Reviewed
Hiroshi Hirayama, Yuki Okuyama, Taiki Shinhashi, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of IWPT 2012 2012.05
Authorship：Lead author Language：English Publishing type：Research paper (international conference proceedings)
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A Consideration of Open- and Short-End Type Helical Antennas for Magnetic-Coupled Resonant Wireless Power Transfer Reviewed
Hiroshi Hirayama, Tomohiro Amano, Nobuyoshi Kikuma, Kunio Sakakibara
Proc. of EuCAP 2012 2012.03
Authorship：Lead author Language：English Publishing type：Research paper (international conference proceedings)
