Yo YAMAGUCHI


26 GHz Band Extremely Low-Profile Front-End Configuration Employing Integrated Modules of Patch Antennas and SIW Filters
Yasunori SUZUKI Takana KAHO Kei SATOH Hiroshi OKAZAKI Maki ARAI Yo YAMAGUCHI Shoichi NARAHASHI Hiroyuki SHIBA 
Publication:   
Publication Date: 2017/12/01
Vol. E100-C  No. 12  pp. 1097-1107
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
array antennaSIW filter3D-MMIClower profileradio access unit
 Summary | Full Text:PDF(1.8MB)

Concurrent Multi-Band Mixer with Independent and Linear Gain Control
Takana KAHO Yo YAMAGUCHI Hiroyuki SHIBA Tadao NAKAGAWA Kazuhiro UEHARA Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/07/01
Vol. E98-C  No. 7  pp. 659-668
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Circuits/Devices/Monolithic Microwave Integrated Circuits
Keyword: 
concurrent multi-band mixerdual-bandtriple-bandSiGe BiCMOSflexible wireless system
 Summary | Full Text:PDF(1.6MB)

Experimental Validation of Digital Pre-distortion Technique for Dual-band Dual-signal Amplification by Single Feedback Architecture Employing Dual-band Mixer
Ikuma ANDO Gia Khanh TRAN Kiyomichi ARAKI Takayuki YAMADA Takana KAHO Yo YAMAGUCHI Tadao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/03/01
Vol. E98-C  No. 3  pp. 242-251
Type of Manuscript:  PAPER
Category: Electromagnetic Theory
Keyword: 
User Centric Wireless Networknonlinear power amplifiersspectral regrowthdigital predistortiondual-band mixer
 Summary | Full Text:PDF(2.4MB)

Nonlinear Modeling and Analysis on Concurrent Amplification of Dual-Band Gaussian Signals
Ikuma ANDO GiaKhanh TRAN Kiyomichi ARAKI Takayuki YAMADA Takana KAHO Yo YAMAGUCHI Kazuhiro UEHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/10/01
Vol. E96-C  No. 10  pp. 1254-1262
Type of Manuscript:  Special Section PAPER (Special Section on Emerging Technologies and Applications for Microwave and Millimeter-Wave Systems)
Category: 
Keyword: 
nonlinear power amplifierspectral regrowthACPREVMOFDMcomplex Gaussian distributionFlexible Wireless SystemVolterra series expansiongeneral Wiener model
 Summary | Full Text:PDF(1.7MB)

Signal Separation and Reconstruction Method for Simultaneously Received Multi-System Signals in Flexible Wireless System
Takayuki YAMADA Doohwan LEE Hiroyuki SHIBA Yo YAMAGUCHI Kazunori AKABANE Kazuhiro UEHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/04/01
Vol. E95-B  No. 4  pp. 1085-1092
Type of Manuscript:  Special Section PAPER (Special Section on Cognitive Radio and Heterogeneous Wireless Networks in Conjunction with Main Topics of CrownCom2011)
Category: 
Keyword: 
Flexible Wireless Systemsignal separationsignal reconstructionshort-time Fourier transform
 Summary | Full Text:PDF(1.7MB)

A Low-Noise, High-Gain Quasi-Millimeter-Wave Receiver MMIC with a Very High Degree of Integration Using 3D-MMIC Technology
Takana KAHO Yo YAMAGUCHI Kazuhiro UEHARA Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Vol. E94-C  No. 10  pp. 1548-1556
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Devices and Circuits
Keyword: 
receiverlow noise3D-MMICfixed wireless access (FWA) system
 Summary | Full Text:PDF(1.6MB)

Combined Nyquist and Compressed Sampling Method for Radio Wave Data Compression of a Heterogeneous Network System
Doohwan LEE Takayuki YAMADA Hiroyuki SHIBA Yo YAMAGUCHI Kazuhiro UEHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/12/01
Vol. E93-B  No. 12  pp. 3238-3247
Type of Manuscript:  Special Section PAPER (Special Section on Wireless Distributed Networks)
Category: 
Keyword: 
compressed sensingcompressive samplingheterogeneous network systeml1-minimizationcognitive radio
 Summary | Full Text:PDF(1.5MB)

An Analysis of Multi-Layer Inductors for Miniaturizing of GaAs MMIC
Yo YAMAGUCHI Takana KAHO Motoharu SASAKI Kenjiro NISHIKAWA Tomohiro SEKI Tadao NAKAGAWA Kazuhiro UEHARA Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 1119-1125
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
multi-layer inductorstacked inductorthree-dimensional MMICGaAs
 Summary | Full Text:PDF(3.2MB)

A Very Low Spurious X-Band Frequency Quadrupler with Very High Integration Using 3D-MMIC Technology
Yo YAMAGUCHI Takana KAHO Kazuhiro UEHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/11/01
Vol. E91-C  No. 11  pp. 1744-1750
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-wave Technologies)
Category: 
Keyword: 
quadruplerdoubler3D-MMIC2-band elimination filterlow spurious
 Summary | Full Text:PDF(725.2KB)

A Novel Adaptive Linearization Technique for a Balanced-Amplifier Array
Takana KAHO Yo YAMAGUCHI Tadao NAKAGAWA Katsuhiko ARAKI Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2006/10/01
Vol. E89-C  No. 10  pp. 1448-1453
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
adaptive linearizationlinearizermulti-port amplifierpower amplifiersarray antenna
 Summary | Full Text:PDF(689.4KB)

A Fractional Phase Interpolator Using Two-Step Integration for Frequency Multiplication and Direct Digital Synthesis
Hideyuki NOSAKA Yo YAMAGUCHI Akihiro YAMAGISHI Masahiro MURAGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/02/01
Vol. E86-A  No. 2  pp. 304-312
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
DDSfrequency synthesizersjitter eliminationwireless communications
 Summary | Full Text:PDF(1.6MB)

A Highly Linearized MMIC Amplifier Using a Combination of a Newly Developed LD-FET and D-FET Simultaneously Fabricated with a Self-Alignment/Selective Ion-Implantation Process
Masashi NAKATSUGAWA Masahiro MURAGUCHI Yo YAMAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/12/01
Vol. E85-C  No. 12  pp. 1981-1989
Type of Manuscript:  Special Section PAPER (Special Issue on Low-Distortion,High-Power,High-Efficiency Active Device and Circuit Technology)
Category: 
Keyword: 
linearized amplifierMMICMESFETself-alignment/selective ion-implantation processlow-distortion
 Summary | Full Text:PDF(1.2MB)

A Very Low Spurious Si-Bipolar Frequency Multiplier
Yo YAMAGUCHI Akihiro YAMAGISHI Akira MINAKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/07/25
Vol. E82-C  No. 7  pp. 1092-1097
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology)
Category: Active Devices and Circuits
Keyword: 
multiplierlow spuriousSi bipolarfrequency doubler
 Summary | Full Text:PDF(787.6KB)

A High-Efficiency Linear Power Amplifier with a Novel Output Power Control Technique
Yo YAMAGUCHI Masahiro MURAGUCHI Tadao NAKAGAWA Masashi NAKATSUGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/06/25
Vol. E81-C  No. 6  pp. 892-897
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter-Wave Module Technology)
Category: Semiconductor Devices and Amplifiers
Keyword: 
high efficiencylinearoutput power controlpower amplifiermobile communication
 Summary | Full Text:PDF(457.1KB)