IEICE Trans

Hiroshi HIRAYAMA

An Investigation on Self-Resonant and Capacitor-Loaded Helical Antennas for Coupled-Resonant Wireless Power Transfer Hiroshi HIRAYAMA Tomohiro AMANO Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/10/01 Vol. E96-B No. 10 pp. 2431-2439 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2012) Category: Antennas Keyword: wireless power transfer, coupled resonant, helical antenna, self resonance,
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Automated Creation of Beamformer-Based Optimum DOA Estimation Algorithm Using Genetic Algorithm Shunsuke YOSHIMURA Hiroshi HIRAYAMA Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/10/01 Vol. E95-B No. 10 pp. 3332-3336 Type of Manuscript: LETTER Category: Antennas and Propagation Keyword: array antenna, DOA estimation, genetic algorithm, genetic programming, Polish notation, combinatorial optimization,
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Broadband Millimeter-Wave Microstrip Comb-Line Antenna Using Corporate Feeding System with Center-Connecting Atsushi KUNITA Kunio SAKAKIBARA Kazuyuki SEO Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/01/01 Vol. E95-B No. 1 pp. 41-50 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2010) Category: Antennas Keyword: millimeter-wave, microstrip antenna, array antenna,
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Millimeter-Wave Microstrip-Line-Fed Broadband Waveguide Aperture Antennas Shintaro YANO Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/01/01 Vol. E95-B No. 1 pp. 34-40 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2010) Category: Antennas Keyword: Millimeter-Wave Antenna, Waveguide, LTCC substrate,
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Channel Capacity Improvement in Short-Range MIMO Using Side and Back Reflectors Hiroshi HIRAYAMA Gen MATSUI Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/05/01 Vol. E94-B No. 5 pp. 1280-1283 Type of Manuscript: Special Section LETTER (Special Section on Antenna and Propagation Technologies Contributing to Diversification of Wireless Technologies) Category: Antennas Keyword: short-range MIMO, FDTD, eigen value distribution, MIMO antenna,
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A New Scheme to Avoid Null Zone for HF-Band RFID with Diversity Combining of Loop Antennas Hiroshi HIRAYAMA Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2666-2669 Type of Manuscript: Special Section LETTER (Special Section on Advanced Technologies in Antennas and Propagation in Conjunction with Main Topics of ISAP2009) Category: Antennas Keyword: RFID, selective diversity, loop antenna, wireless power feeding,
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Narrow-Wall-Slotted Hollow-Waveguide Array Antenna Using Partially Parallel Feeding System in Millimeter-Wave Band Yuki IKENO Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2545-2553 Type of Manuscript: Special Section PAPER (Special Section on Advanced Technologies in Antennas and Propagation in Conjunction with Main Topics of ISAP2009) Category: Antennas Keyword: millimeter-wave antenna, waveguide, feeding circuit, array antenna,
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Control of Power Dividing Ratio in Four-Way Power Divider for Feeding Microstrip Comb-Line Antenna Morihiko NANJO Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2651-2654 Type of Manuscript: Special Section LETTER (Special Section on Advanced Technologies in Antennas and Propagation in Conjunction with Main Topics of ISAP2009) Category: Antennas Keyword: millimeter-wave, array antenna, microstrip antenna, comb-line antenna,
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An Estimation Method of Poynting Vector with Near-Magnetic-Field Measurement Hiroshi HIRAYAMA Nobuyoshi KIKUMA Kunio SAKAKIBARA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2010/01/01 Vol. E93-C No. 1 pp. 66-73 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Electromagnetic Theory and Its Application) Category: Keyword: electro-magnetic interference, near-field measurement, shielded loop probe, poynting vector, yee cell,
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Broadband Planar Antenna Combining Monopole Element with Electromagnetic Bandgap Kazuoki MATSUGATANI Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2008/11/01 Vol. E91-C No. 11 pp. 1778-1785 Type of Manuscript: Special Section PAPER (Special Section on Microwave and Millimeter-wave Technologies) Category: Keyword: antenna, EBG, monopole, planar, microwave,
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Design and Optimization of Millimeter-Wave Microstrip-to-Waveguide Transition Operating over Broad Frequency Bandwidth Yusuke DEGUCHI Kunio SAKAKIBARA Nobuyoshi KIKUMA Hiroshi HIRAYAMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2007/01/01 Vol. E90-C No. 1 pp. 157-164 Type of Manuscript: PAPER Category: Microwaves, Millimeter-Waves Keyword: millimeter wave technology, millimeter wave circuits, microstrip circuits, waveguides,
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An Imaging System for Electro-Magnetic Noise Source Identification Hiroshi HIRAYAMA Yoshio KAMI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/04/01 Vol. E86-B No. 4 pp. 1377-1382 Type of Manuscript: PAPER Category: Electromagnetic Compatibility(EMC) Keyword: microwave imaging, microwave holography, inverse Fresnel transform,
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An Imaging System for EM Emitting Sources Using a Six-Port Interferometer Hiroshi HIRAYAMA Toshiyuki YAKABE Yoshio KAMI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2001/12/01 Vol. E84-C No. 12 pp. 1885-1891 Type of Manuscript: Special Section PAPER (Special Issue on New Technologies in Signal Processing for Electromagnetic-wave Sensing and Imaging) Category: Keyword: microwave imaging, microwave holography, six-port interferometer, EMC,
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