Kazuhisa YAMAUCHI


High Directivity Coupler Suppressing Leak Coupling with Cancellation Circuit of Wilkinson Divider
Kazuhisa YAMAUCHI Akira INOUE Moriyasu MIYAZAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 1032-1037
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
directional couplermicrostrip couplerdirectivitydividerisolation
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A Wideband Digital Predistorter for a Doherty Power Amplifier Using a Direct Learning Memory Effect Filter
Kenichi HORIGUCHI Naoko MATSUNAGA Kazuhisa YAMAUCHI Ryoji HAYASHI Moriyasu MIYAZAKI Toshio NOJIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 975-982
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
predistortionadaptive filtermemory effectpower amplifierDoherty amplifier
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An 18 GHz-Band MMIC Diode Linearizer Using a Parallel Capacitor with a Bias Feed Resistance
Kazuhisa YAMAUCHI Masatoshi NAKAYAMA Yukio IKEDA Akira AKAISHI Osami ISHIDA Naoto KADOWAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/08/01
Vol. E86-C  No. 8  pp. 1486-1493
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology)
Category: 
Keyword: 
amplifierlinearizerdistortionintermodulation distortionmicrowavesatelliteAPAA
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A Large-Signal Simulation Program for Multi-Stage Power Amplifier Modules by Using a Novel Interpolation
Kazuhisa YAMAUCHI Morishige HIEDA Kazutomi MORI Koji YAMANAKA Yoshitada IYAMA Tadashi TAKAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/07/01
Vol. E84-C  No. 7  pp. 891-897
Type of Manuscript:  Special Section PAPER (Special Issue on Techniques for Constructing Microwave Simulators--Design and Analysis Tools for Electromagnetic Fields, Circuits, and Antennas--)
Category: Modeling of Nonlinear Microwave Circuits
Keyword: 
microwaveamplifier modulelarge-signal characteristicsmulti-stageinterpolation
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A Distortion Analysis Method for FET Amplifiers Using Novel Frequency-Dependent Complex Power Series Model
Kenichi HORIGUCHI Kazuhisa YAMAUCHI Kazutomi MORI Masatoshi NAKAYAMA Yukio IKEDA Tadashi TAKAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/05/25
Vol. E82-C  No. 5  pp. 737-743
Type of Manuscript:  Special Section PAPER (Special Issue on Low Distortion Technology for Microwave Devices and Circuits)
Category: 
Keyword: 
distortionanalysisFET amplifiersfrequency characteristicscomplex power seriesnonlinear
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Improvement of Adjacent Channel Leakage Power and Intermodulation Distortion by Using a GaAs FET Linearizer with a Large Source Inductance
Kazutomi MORI Kazuhisa YAMAUCHI Masatoshi NAKAYAMA Yasushi ITOH Tadashi TAKAGI Hidetoshi KUREBAYASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/06/25
Vol. E80-C  No. 6  pp. 775-781
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeterwave High-power Devices)
Category: 
Keyword: 
microwaveamplifierlinearizerintermodulation distortionadjacent chamel leakage power
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