Yasuyuki OISHI


Linearizing High Power Amplifiers through Radio over Fiber Links
Alexander N. LOZHKIN Kazuo NAGATANI Yasuyuki OISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/06/01
Vol. E99-B  No. 6  pp. 1318-1330
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
radio frequency over fiberhigh power RF amplifiernonlinearitypredistortionlinearization
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Method of Determining Delay Dependence of the Memory Effect in Power Amplifiers and Derivation of Inverse to Cancel the Nonlinear Distortions
Eisuke FUKUDA Yasuyuki OISHI Takeshi TAKANO Daisuke TAKAGO Yoshimasa DAIDO Hiroyuki MORIKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/03/01
Vol. E97-A  No. 3  pp. 749-758
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
power amplifierIMDLTImemory effectpredistortion
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Design of Predistorter with Efficient Updating Algorithm of Power Amplifier with Memory Effect
Yasuyuki OISHI Shigekazu KIMURA Eisuke FUKUDA Takeshi TAKANO Daisuke TAKAGO Yoshimasa DAIDO Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/03/01
Vol. E95-C  No. 3  pp. 382-394
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
power amplifierIMD measurementmemory effectbias impedancepredistorter
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Iterative Determination of Phase Reference in IMD Measurement to Characterize Nonlinear Behavior, and to Derive Inverse, for Power Amplifier with Memory Effect
Yasuyuki OISHI Shigekazu KIMURA Eisuke FUKUDA Takeshi TAKANO Yoshimasa DAIDO Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Vol. E94-C  No. 10  pp. 1515-1523
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Devices and Circuits
Keyword: 
power amplifierIMD measurementmemory effectbias impedancepredistorter
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A Bisection Method-Based Controlling Scheme for Phased Array Antenna with Slow Switching Speed-Phase Shifters
Quoc Tuan TRAN Shinsuke HARA Atsushi HONDA Yuuta NAKAYA Ichirou IDA Yasuyuki OISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/05/01
Vol. E91-B  No. 5  pp. 1557-1567
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MEMSphase shifterIEEE 802.11abit-sizeone-dimension searchbisection
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Experimental Analysis and Site-Specific Modeling of Channel Parameters at Mobile Station in an Urban Macrocellular Environment
Kriangsak SIVASONDHIVAT Jun-ichi TAKADA Ichirou IDA Yasuyuki OISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/04/01
Vol. E91-B  No. 4  pp. 1132-1144
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
double directional measurementangular-delay PSD channel model
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Proposal of Receive Antenna Selection Methods for MIMO-OFDM System
Quoc Tuan TRAN Shinsuke HARA Kriangsak SIVASONDHIVAT Jun-ichi TAKADA Atsushi HONDA Yuuta NAKAYA Kaoru YOKOO Ichirou IDA Yasuyuki OISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/02/01
Vol. E91-B  No. 2  pp. 505-517
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MIMO-OFDMMMSERF switchpolarizationantenna selectionIEEE 802.11n
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An Adaptive Beamforming Method for Phased Array Antenna with MEMS Phase Shifters
Quoc Tuan TRAN Shinsuke HARA Yuuta NAKAYA Ichirou IDA Yasuyuki OISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/09/01
Vol. E89-B  No. 9  pp. 2503-2513
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MEMSphase shifterIEEE 802.11amono-resolutionmulti-resolutionprocessing delay
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Performance Evaluation for RF-Combining Diversity Antenna Configured with Variable Capacitors
Hiroya TANAKA Jun-ichi TAKADA Ichirou IDA Yasuyuki OISHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2006/04/01
Vol. E89-C  No. 4  pp. 488-494
Type of Manuscript:  Special Section PAPER (Special Section on Advanced RF Technologies for Compact Wireless Equipment and Mobile Phones)
Category: 
Keyword: 
mobile systemsadaptive array antennasdiversity antennasvariable capacitorRF-combining diversity antennasperturbation methodsteepest gradient method
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Influence of Frequency Characteristics of RF Circuits in Digital Predistortion Type Linearizer System on Adjacent Channel Leakage Ratio for W-CDMA Power Amplifier
Takeshi TAKANO Toru MANIWA Yasuyuki OISHI Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/02/01
Vol. E87-A  No. 2  pp. 324-329
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
digital predistortionlinearizerW-CDMApower amplifierACLR
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