Satoshi YAMAGUCHI


A Compact RF Frontend Module of Active Phased Array Antenna for High SHF Wideband Massive MIMO in 5G
Hideyuki NAKAMIZO Shintaro SHINJO Koji TSUTSUMI Satoshi YAMAGUCHI Hideharu YOSHIOKA Akihiro OKAZAKI Akinori TAIRA Kenichi TAJIMA 
Publication:   
Publication Date: 2017/10/01
Vol. E100-C  No. 10  pp. 818-824
Type of Manuscript:  INVITED PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
massive MIMOactive phased array antennahigh SHFRF frontend5G
 Summary | Full Text:PDF(1.5MB)

Element Gain Improvement for Phased Array Antenna Based on Radiation Pattern Reconfigurable Antenna
Takashi MARUYAMA Takashi UESAKA Satoshi YAMAGUCHI Masataka OTSUKA Hiroaki MIYASHITA 
Publication:   
Publication Date: 2017/01/01
Vol. E100-B  No. 1  pp. 148-157
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
phased array antennaradiation pattern reconfigurable antennaYagi-Uda antenna
 Summary | Full Text:PDF(1.9MB)

Inclined Slot Array Antennas on a Hollow Rectangular Coaxial Line
Satoshi YAMAGUCHI Yukihiro TAHARA Toru TAKAHASHI Kazushi NISHIZAWA Hiroaki MIYASHITA Yoshihiko KONISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/09/01
Vol. E95-B  No. 9  pp. 2870-2877
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
rectangular coaxial linewaveguideslot array antennainclined linear polarization
 Summary | Full Text:PDF(2.7MB)

Ultra-Wideband Tapered Slot Antenna Arrays with Parallel-Plate Waveguides
Satoshi YAMAGUCHI Hiroaki MIYASHITA Toru TAKAHASHI Masataka OTSUKA Yoshihiko KONISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/05/01
Vol. E93-B  No. 5  pp. 1248-1255
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
tapered slot antennaparallel-plate waveguideswideband antennaarray antennaFDTD
 Summary | Full Text:PDF(1.3MB)

Ultra-High-Speed GaAs MESFET IC Modules Using Flip Chip Bonding
Hiroyuki KIKUCHI Hideki TSUNETSUGU Makoto HIRANO Satoshi YAMAGUCHI Yuhki IMAI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/03/25
Vol. E82-C  No. 3  pp. 475-482
Type of Manuscript:  Special Section PAPER (Special Issue on Ultra-High-Speed IC and LSI Technology)
Category: Compound Semiconductor Devices
Keyword: 
GaAs MESFETamplifierdistributormicrostrip lineflip chip
 Summary | Full Text:PDF(573.9KB)

A New Nonlinear Integrator with Positive Phase Shifts
Andong SHENG Satoshi YAMAGUCHI Hidekiyo ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/01/25
Vol. E81-A  No. 1  pp. 197-201
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
PIDnonlinear regulatorintelligent integratorsgenetic algorithms
 Summary | Full Text:PDF(343.9KB)

IC-Oriented Self-Aligned High-Performance AlGaAs/GaAs Ballistic Collection Transistors and Their Applications to High-Speed ICs
Yutaka MATSUOKA Shoji YAMAHATA Satoshi YAMAGUCHI Koichi MURATA Eiichi SANO Tadao ISHIBASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/09/25
Vol. E76-C  No. 9  pp. 1392-1401
Type of Manuscript:  Special Section PAPER (Special Issue on Heterostructure Electron Devices)
Category: 
Keyword: 
heterojunction bipolar transistorself-aligned structureballistic collection transistorlaunchercutoff frequencymaximum oscillation frequencymultiplexerpreamplifierselectorfrequency divider
 Summary | Full Text:PDF(1.2MB)

10Gbit/s, 35mV Decision IC Using 0.2µm GaAs MESFETs
Masanobu OHHATA Minoru TOGASHI Koichi MURATA Satoshi YAMAGUCHI Masao SUZUKI Kazuo HAGIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/07/25
Vol. E76-B  No. 7  pp. 745-747
Type of Manuscript:  Special Section LETTER (Special Section of Letters Selected from the 1992 IEICE Fall Conference and the 1993 IEICE Spring Conference)
Category: 
Keyword: 
decision ICdecision circuitGaAs MESFETLSCFLSCFL interfaceSAINT
 Summary | Full Text:PDF(274.2KB)

Consideration on Adaptive System Identification Based on Filter Banks
Hitoshi HONMA Satoshi YAMAGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/12/25
Vol. E74-A  No. 12  pp. 3935-3938
Type of Manuscript:  Special Section LETTER (Special Issue on the 1991 IEICE Fall Conference)
Category: Digital Signal Processing
Keyword: 
 Summary | Full Text:PDF(216.4KB)