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IEICE Trans

Takafumi FUJIMOTO

A Small Printed Inverted-F Antenna for Circular Polarization
Takafumi FUJIMOTO Keigo SHIMIZU 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2019/02/01
Vol. E102-B  No. 2  pp. 197-204
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2017)
Category: Antennas
Keyword: 
printed inverted-F antenna, circular polarization, bandwidth, ISM band, 
 Summary | Full Text:PDF
A Wideband Printed Elliptical Monopole Antenna for Circular Polarization
Takafumi FUJIMOTO Takaya ISHIKUBO Masaya TAKAMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2017/02/01
Vol. E100-B  No. 2  pp. 203-210
Type of Manuscript:  Special Section PAPER (Special Section on Antenna and Propagation Technologies Contributing to Realization of Next Generation Wireless Systems)
Category: 
Keyword: 
wideband antenna, printed monopole antenna, circular polarization, elliptical patch, 
 Summary | Full Text:PDF
Implementation of a GPU-Oriented Absorbing Boundary Condition for 3D-FDTD Electromagnetic Simulation
Keisuke DOHI Yuichiro SHIBATA Kiyoshi OGURI Takafumi FUJIMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/12/01
Vol. E95-D  No. 12  pp. 2787-2795
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Parallel and Distributed Computing
Keyword: 
absorbing boundary condition, perfectly matched layer, FDTD, GPU, 
 Summary | Full Text:PDF
Stacked Rectangular Microstrip Antenna with a Shorting Plate and a Helical Pin for Triple Band Operation in ITS
Takafumi FUJIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/11/01
Vol. E93-B  No. 11  pp. 3058-3065
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
stacked microstrip antenna, triple band operation, helical pin, shorting plate, ITS (Intelligent Transport Systems), 
 Summary | Full Text:PDF
Wideband Stacked Square Microstrip Antenna with Shorting Plates
Takafumi FUJIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/05/01
Vol. E91-B  No. 5  pp. 1669-1672
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
stacked microstrip antenna, shorting plates, wide bandwidth, vswr, gain, 
 Summary | Full Text:PDF
Stacked Rectangular Microstrip Antenna with a Shorting Plate for Dual Band (VICS/ETC) Operation in ITS
Takafumi FUJIMOTO Kazumasa TANAKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/11/01
Vol. E90-B  No. 11  pp. 3307-3310
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
stacked microstrip antenna with a shorting plate, dual band operation, vehicle information and communications system (VICS), electric toll collection system (ETC), 
 Summary | Full Text:PDF
Characteristic Comparison between Electric Currents on Upper and Lower Surfaces of Patch Conductor in a Microstrip Antenna
Takafumi FUJIMOTO Kazumasa TANAKA Mitsuo TAGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/02/01
Vol. E88-B  No. 2  pp. 729-736
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
microstrip antenna, integral equation method, Green's function in layered medium, electric currents, input impedance, 
 Summary | Full Text:PDF
Analysis of Elliptical Microstrip Antennas with and without a Circular Slot
Takafumi FUJIMOTO Kazumasa TANAKA Mitsuo TAGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/02/25
Vol. E83-B  No. 2  pp. 386-393
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
microstrip antenna, wall admittance, spectral domain, cavity model, least squares, 
 Summary | Full Text:PDF
Wall Admittance of a Circular Microstrip Antenna
Takafumi FUJIMOTO Kazumasa TANAKA Mitsuo TAGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/05/25
Vol. E82-B  No. 5  pp. 760-767
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
microstrip antenna, wall admittance, spectral domain, cavity model, surface wave, 
 Summary | Full Text:PDF
Actual Gain of CPW-Fed Active Integrated Antennas for Television Receiver
Mitsuo TAGUCHI Takafumi FUJIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/07/25
Vol. E81-B  No. 7  pp. 1542-1547
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
active antenna, actual gain, broadband antenna, television reception, coplanar waveguide, 
 Summary | Full Text:PDF