Shuichi OBAYASHI


Multiband Automatic Tunable Antenna System Based on the Received Power of a Probe
Makoto HIGAKI Shuichi OBAYASHI Hiroki SHOKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/11/01
Vol. E99-B  No. 11  pp. 2390-2398
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
automatic tuningmultiband antennasmall antenna
 Summary | Full Text:PDF(4.3MB)

An Adaptive Array Antenna Steered by IF Local Signal Phase Shifters for K-Band Broadband Fixed Wireless Access Base Station
Shuichi OBAYASHI Osamu SHIBATA Hideo KASAMI Hiroki SHOKI Yasuo SUZUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/09/01
Vol. E84-B  No. 9  pp. 2523-2529
Type of Manuscript:  Special Section PAPER (Special Issue on Innovation in Antennas and Propagation for Expanding Radio Systems)
Category: Adaptive Antennas
Keyword: 
adaptive array antennafixed wireless accessbase stationlocal signal phase shifterK-band
 Summary | Full Text:PDF(794.7KB)

A Modified DCMP Algorithm for SDMA Receiver in Base Station of Broadband Fixed Wireless Access Systems
Hideo KASAMI Shuichi OBAYASHI Hiroki SHOKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/07/01
Vol. E84-B  No. 7  pp. 1774-1780
Type of Manuscript:  Special Section PAPER (Special Issue on Adaptive Array Antenna Techniques for Advanced Wireless Communications)
Category: Adaptive Algorithms and Experiments
Keyword: 
SDMAbroadband FWADOA estimationmodified DCMP
 Summary | Full Text:PDF(2.5MB)

DOA/TOA Measurement of 25 GHz Band for Urban Mobile Radio
Yoshihiko KUWAHARA Yoshimitsu IKI Kazuo NAGAO Shuichi OBAYASHI Keishi MURAKAMI Akio SATO Shoichiro KAWAMURA Masaharu HATA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/12/25
Vol. E82-B  No. 12  pp. 1974-1986
Type of Manuscript:  Special Section PAPER (Special Issue on Multimedia Mobile Communication Systems)
Category: 
Keyword: 
multipath propagationmobile communicationrelative powerdirection of arrivaltime of arrivalquasi millimeter wave
 Summary | Full Text:PDF(2.9MB)

A Monolithic GaAs Linear Power Amplifier Operating with a Single Low 2.7-V Supply for 1.9-GHz Digital Mobile Communication Applications
Masami NAGAOKA Tomotoshi INOUE Katsue KAWAKYU Shuichi OBAYASHI Hiroyuki KAYANO Eiji TAKAGI Yoshikazu TANABE Misao YOSHIMURA Kenji ISHIDA Yoshiaki KITAURA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/04/25
Vol. E78-C  No. 4  pp. 424-429
Type of Manuscript:  Special Section PAPER (Special Issue on Low-Voltage, Low-Power Integrated Circuits)
Category: Analog Circuits
Keyword: 
monolithic power amplifiergallium arsenidePHSsingle low voltage supplyhigh linearity
 Summary | Full Text:PDF(794.1KB)