IEICE Trans

Keizo CHO

IEICE Transactions on Communications: Editor's Message Keizo CHO
Publication: Publication Date: 2022/08/01 Vol. E105-B No. 8 pp. 893-893 Type of Manuscript: MESSAGE Category: Keyword:
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FOREWORD Keizo CHO
Publication: Publication Date: 2017/02/01 Vol. E100-B No. 2 pp. 194-194 Type of Manuscript: FOREWORD Category: Keyword:
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Operating Mechanism of Small Quad-Band Printed Antenna Comprising Symmetrically Arranged Trapezoidal Elements and Rectangle Strip Elements Makoto SUMI Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2014/10/01 Vol. E97-B No. 10 pp. 2050-2058 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Measurement and Design Techniques on Antennas, Propagation and Wireless Systems) Category: Keyword: module antenna, trapezoidal element, omni-directional, printed antenna, monopole antenna, multiband antenna, M2M, offset fed dipole, folded dipole,
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Reduction in Mutual Coupling Characteristics of Slot-Coupled Planar Antenna due to Rectangular Elements Huiling JIANG Ryo YAMAGUCHI Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/07/01 Vol. E95-B No. 7 pp. 2368-2376 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: filter integrated antenna, base station antenna, mutual coupling reduction, broadband antenna,
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Low-Profile Design of Metasurface Considering FSS Filtering Characteristics Yuki KAWAKAMI Toshikazu HORI Mitoshi FUJIMOTO Ryo YAMAGUCHI Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/02/01 Vol. E95-B No. 2 pp. 477-483 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: metasurface, PMC, FSS, low-profile,
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A Small Broadband Omni-Directional Printed Antenna Comprising Symmetrically Arranged Trapezoid Elements Makoto SUMI Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/04/01 Vol. E94-B No. 4 pp. 960-967 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: module antenna, trapezoid element, omni-directional, printed antenna, monopole antenna,
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A Low-Profile Dual-Polarized Directional Antenna for Enhancing Channel Capacity in Indoor MIMO Systems Daisuke UCHIDA Hiroyuki ARAI Yuki INOUE Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/10/01 Vol. E93-B No. 10 pp. 2570-2577 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: MIMO, radiation pattern, polarization, channel capacity, low-profile antenna,
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Bandwidth Characteristic Improvement of Filter Integrated Antenna Composed of Aperture Coupled Patch Antenna by Using Trapezoidal Elements Huiling JIANG Ryo YAMAGUCHI Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2009/12/01 Vol. E92-B No. 12 pp. 3960-3963 Type of Manuscript: LETTER Category: Antennas and Propagation Keyword: RF integrated antenna, mutual coupling, base station antenna,
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Multiple Antenna Performance of Quarter-Wavelength Monopole Antennas for Card-Type Terminal Yoshiki OKANO Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2008/09/01 Vol. E91-B No. 9 pp. 2948-2955 Type of Manuscript: PAPER Category: Terrestrial Radio Communications Keyword: antennas for mobile terminal, Multiple Input Multiple Output (MIMO), monopole antennas, mutual coupling,
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Third-Order Intermodulation Measurements for Superconducting Bandpass Filters Hisashi SATO Keizo CHO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2004/05/01 Vol. E87-C No. 5 pp. 708-713 Type of Manuscript: Special Section PAPER (Special Section on Advances in Characterization and Measurement Technologies for Microwave and Millimeter-Wave Materials, Devices and Circuits) Category: General Methods, Materials, and Passive Circuits Keyword: high-temperature superconductors, microwave filters, power-handling capability, third-order intermodulation, NdBa₂Cu₃O₇,
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Offset Beam Planar Antenna Employing Low Loss Triangular Dielectric Phase Shifter Naoki HONMA Fumio KIRA Tamami MARUYAMA Keizo CHO Hideki MIZUNO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/09/01 Vol. E86-B No. 9 pp. 2720-2727 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: planar antenna, array antenna, dielectric phase shifter, microstrip line,
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Cellular and PHS Base Station Antenna Systems Hiroyuki ARAI Keizo CHO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/03/01 Vol. E86-B No. 3 pp. 980-992 Type of Manuscript: INVITED PAPER (Special Issue on Historical Review of Antenna Systems in Japan) Category: Keyword: cellular system, phase shifter, multi band antenna, diversity antenna, PHS, adaptive antenna,
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Adaptive Base Station Antenna Configuration Suitable for Street Microcells Considering Propagation Environment Keizo CHO Kentaro NISHIMORI Toshikazu HORI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/01/01 Vol. E86-B No. 1 pp. 435-442 Type of Manuscript: PAPER Category: Antenna and Propagation Keyword: adaptive antenna, street microcell, base station antenna, element arrangement, angle of arrival of delayed waves,
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A Novel Configuration for Realizing Automatic Calibration of Adaptive Array Using Dispersed SPDT Switches for TDD Systems Kentaro NISHIMORI Keizo CHO Yasushi TAKATORI Toshikazu HORI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2001/09/01 Vol. E84-B No. 9 pp. 2516-2522 Type of Manuscript: Special Section PAPER (Special Issue on Innovation in Antennas and Propagation for Expanding Radio Systems) Category: Adaptive Antennas Keyword: adaptive array, TDD systems, dispersed switches, automatic calibration method,
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Bidirectional Rod Antennas Comprising a Narrow Patch and Parasitic Elements Keizo CHO Toshikazu HORI Kenichi KAGOSHIMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2001/09/01 Vol. E84-B No. 9 pp. 2482-2489 Type of Manuscript: Special Section PAPER (Special Issue on Innovation in Antennas and Propagation for Expanding Radio Systems) Category: Mobile Antennas Keyword: base station antenna, bidirectional, patch antenna, antenna efficiency, rod antenna,
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Adaptive Array for Reducing High-Power CCI on Asynchronous TDD Systems Kentaro NISHIMORI Keizo CHO Yasushi TAKATORI Toshikazu HORI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2001/07/01 Vol. E84-B No. 7 pp. 1727-1734 Type of Manuscript: Special Section PAPER (Special Issue on Adaptive Array Antenna Techniques for Advanced Wireless Communications) Category: Adaptive Algorithms and Experiments Keyword: adaptive array, asynchronous TDD systems, power inversion, MMSE, guard time,
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Two Base Station Configuration Using an Adaptive Array at Elevated Locations for Microcell Systems Kentaro NISHIMORI Keizo CHO Yasushi TAKATORI Toshikazu HORI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2000/08/25 Vol. E83-B No. 8 pp. 1688-1696 Type of Manuscript: Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications) Category: Keyword: adaptive array, elevated base station, co-channel interference, microcell, element spacing,
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Adaptive Array Employing Eigenvector Beam of Maximum Eigenvalue and Fractionally-Spaced TDL with Real Tap Yasushi TAKATORI Keizo CHO Kentaro NISHIMORI Toshikazu HORI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2000/08/25 Vol. E83-B No. 8 pp. 1678-1687 Type of Manuscript: Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications) Category: Keyword: adaptive array, digital beamforming, eigenvector beam, high-speed wireless access, fractionally-spaced-tapped-delay-line,
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Bidirectional Rod Antennas Comprising Collinear Antenna and Parasitic Elements Keizo CHO Toshikazu HORI Hajime TOZAWA Shinji KIYA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1998/06/25 Vol. E81-B No. 6 pp. 1255-1260 Type of Manuscript: PAPER Category: Antennas and Propagation Keyword: base station antenna, bidirectional antenna, rod antenna, microcell system,
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High-Temperature Superconducting Small Helical Antenna Keiichiro ITOH Osamu ISHII Yasuhiro KOSHIMOTO Keizo CHO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1992/02/25 Vol. E75-C No. 2 pp. 246-251 Type of Manuscript: PAPER Category: Microwave and Millimeter Wave Technology Keyword: superconductive electronics, antennas,
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