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Shoichi NARAHASHI

Compact Tunable Isolator with a Variable Capacitor Takayuki FURUTA Atsushi FUKUDA Hiroshi OKAZAKI Shoichi NARAHASHI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2013/01/01 Vol. E96-C No. 1 pp. 84-92 Type of Manuscript: PAPER Category: Microwaves, Millimeter-Waves Keyword: multi-band, tunable, isolator, varactor diode,
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Low-Loss Matching Network Design for Band-Switchable Multi-Band Power Amplifier Atsushi FUKUDA Takayuki FURUTA Hiroshi OKAZAKI Shoichi NARAHASHI Toshio NOJIMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2012/07/01 Vol. E95-C No. 7 pp. 1172-1181 Type of Manuscript: Special Section PAPER (Special Section on Recent Trends of Microwave Systems and Their Fundamental Technologies) Category: Keyword: power amplifier, reconfigurable, matching network, multi-band, switch,
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Highly Efficient Multi-Band Power Amplifier Employing Reconfigurable Matching and Biasing Networks Atsushi FUKUDA Hiroshi OKAZAKI Shoichi NARAHASHI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2010/07/01 Vol. E93-C No. 7 pp. 949-957 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies) Category: Keyword: power amplifier, reconfigurable, matching network, biasing network, multi-band, switch, microelectro mechanical systems,
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A Novel Compact HTS Interdigital Bandpass Filter Using CPW Quarter-Wavelength Resonators Zhewang MA Tamio KAWAGUCHI Yoshio KOBAYASHI Daisuke KOIZUMI Kei SATOH Shoichi NARAHASHI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2006/02/01 Vol. E89-C No. 2 pp. 140-144 Type of Manuscript: Special Section PAPER (Special Section on Superconducting High-frequency Devices) Category: Keyword: high temperature superconductor, coplanar waveguide, bandpass filter,
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A Low-Loss 5 GHz Bandpass Filter Using HTS Quarter-Wavelength Coplanar Waveguide Resonators Hideyuki SUZUKI Zhewang MA Yoshio KOBAYASHI Kei SATOH Shoichi NARAHASHI Toshio NOJIMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2002/03/01 Vol. E85-C No. 3 pp. 714-719 Type of Manuscript: Special Section PAPER (Special Issue on Superconductive Electronics) Category: Microwave Devices and Systems Keyword: superconductor, coplanar waveguide, quarter-wavelength resonator, band-pass filter, microwave,
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2-GHz Band Cryogenic Receiver Front End for Mobile Communication Base Station Systems Toshio NOJIMA Shoichi NARAHASHI Tetsuya MIMURA Kei SATOH Yasunori SUZUKI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2000/08/20 Vol. E83-B No. 8 pp. 1834-1843 Type of Manuscript: Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications) Category: Keyword: radio base station equipment, cryogenic receiver front end, superconducting filter, low noise amplifier, mobile communication,
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