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IEICE Trans

Kei SATO

Convex Grid Drawings of Plane Graphs with Pentagonal Contours on O(n2) Grids
Kei SATO Kazuyuki MIURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2021/09/01
Vol. E104-A  No. 9  pp. 1142-1149
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: Graphs and Networks
Keyword: 
algorithm, convex grid drawing, graph drawing, plane graph, triconnected, 
 Summary | Full Text:PDF
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:   IEICE TRANSACTIONS on Electronics
Publication Date: 2017/12/01
Vol. E100-C  No. 12  pp. 1097-1107
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
array antenna, SIW filter, 3D-MMIC, lower profile, radio access unit, 
 Summary | Full Text:PDF
Parallel Ring-Line Rat-Race Circuit with Very Loose Coupling Utilizing Composite Right-/Left-Handed Transmission Lines
Tadashi KAWAI Yuma SUMITOMO Akira ENOKIHARA Isao OHTA Kei SATOH Yasunori SUZUKI Hiroshi OKAZAKI Shoichi NARAHASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/10/01
Vol. E97-C  No. 10  pp. 965-971
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-wave Technologies)
Category: 
Keyword: 
microwave passive components, rat-race circuit, loose coupling, CRLH-TL, wideband, 
 Summary | Full Text:PDF
Broadside Coupling High-Temperature Superconducting Dual-Band Bandpass Filter
Yuta TAKAGI Kei SATOH Daisuke KOIZUMI Shoichi NARAHASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/08/01
Vol. E96-C  No. 8  pp. 1033-1040
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
bandpass filters, dual-band, resonator filters, broadside coupling, high-temperature superconducting, YBCO, 
 Summary | Full Text:PDF
Scan-Based Side-Channel Attack against RSA Cryptosystems Using Scan Signatures
Ryuta NARA Kei SATOH Masao YANAGISAWA Tatsuo OHTSUKI Nozomu TOGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/12/01
Vol. E93-A  No. 12  pp. 2481-2489
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Logic Synthesis, Test and Verification
Keyword: 
scan-based side-channel attack, scan path, testability, cryptosystem, RSA, security, 
 Summary | Full Text:PDF
A Novel Compact HTS Interdigital Bandpass Filter Using CPW Quarter-Wavelength Resonators
Zhewang MA Tamio KAWAGUCHI Yoshio KOBAYASHI Daisuke KOIZUMI Kei SATOH Shoichi NARAHASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2006/02/01
Vol. E89-C  No. 2  pp. 140-144
Type of Manuscript:  Special Section PAPER (Special Section on Superconducting High-frequency Devices)
Category: 
Keyword: 
high temperature superconductor, coplanar waveguide, bandpass filter, 
 Summary | Full Text:PDF
A Low-Loss 5 GHz Bandpass Filter Using HTS Quarter-Wavelength Coplanar Waveguide Resonators
Hideyuki SUZUKI Zhewang MA Yoshio KOBAYASHI Kei SATOH Shoichi NARAHASHI Toshio NOJIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/03/01
Vol. E85-C  No. 3  pp. 714-719
Type of Manuscript:  Special Section PAPER (Special Issue on Superconductive Electronics)
Category: Microwave Devices and Systems
Keyword: 
superconductor, coplanar waveguide, quarter-wavelength resonator, band-pass filter, microwave, 
 Summary | Full Text:PDF
2-GHz Band Cryogenic Receiver Front End for Mobile Communication Base Station Systems
Toshio NOJIMA Shoichi NARAHASHI Tetsuya MIMURA Kei SATOH Yasunori SUZUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/08/25
Vol. E83-B  No. 8  pp. 1834-1843
Type of Manuscript:  Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
radio base station equipment, cryogenic receiver front end, superconducting filter, low noise amplifier, mobile communication, 
 Summary | Full Text:PDF
264 MHz HTS Lumped Element Bandpass Filter
Kenshi SAITO Nobuyoshi SAKAKIBARA Yoshiki UENO Yoshio KOBAYASHI Daisuke YAMAGUCHI Kei SATO Tetsuya MIMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/01/25
Vol. E83-C  No. 1  pp. 15-19
Type of Manuscript:  Special Section PAPER (Special Issue on Superconductive Devices and Systems)
Category: Microwave Devices
Keyword: 
high-temperature superconductor, microstrip line, lumped element circuit, bandpass filter, 
 Summary | Full Text:PDF