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IEICE Trans

Tatsuya KASHIWA

Topology Optimal Design of NRD Guide Devices Using Function Expansion Method and Evolutionary Approaches
Naoya HIEDA Keita MORIMOTO Akito IGUCHI Yasuhide TSUJI Tatsuya KASHIWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2022/11/01
Vol. E105-C  No. 11  pp. 652-659
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Simulation Techniques and Their Applications for Electronics)
Category: 
Keyword: 
NRD guide device, finite element method, topology optimization, function expansion method, evolutionary approach, 
 Summary | Full Text:PDF
Optimal Design of Dielectric Flat Lens Based on Topology Optimization Concept
Kenji TAGUCHI Tatsuya KASHIWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2018/08/01
Vol. E101-C  No. 8  pp. 647-650
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
dielectric flat lens, optimization, adjoint variable method, GA, PSO, 
 Summary | Full Text:PDF
FDTD Method as a Counterpart of Ray-Tracing Method to Analyze Radio Wave Propagation
Suguru IMAI Kenji TAGUCHI Tatsuya KASHIWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2017/01/01
Vol. E100-C  No. 1  pp. 68-74
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Electromagnetic Theory and Its Application)
Category: 
Keyword: 
FDTD method, ray-tracing method, radio wave propagation, path loss, delay profile, angular profile, 
 Summary | Full Text:PDF
Effect of Transparent Waves from Building Walls on Path Loss Characteristics at Blind Intersection in Urban Area for 700MHz Band Inter-Vehicle Communications
Suguru IMAI Kenji TAGUCHI Tatsuya KASHIWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/07/01
Vol. E99-C  No. 7  pp. 813-816
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
path loss, transparent wave, blind intersection, 760MHz, inter-vehicle communication, FDTD method, 
 Summary | Full Text:PDF
Numerical Study on Path Loss Characteristics Considering Antenna Positions on Car Body at Blind Intersection in Urban Area for Inter-Vehicle Communications Using 700MHz Band
Suguru IMAI Kenji TAGUCHI Takeshi KAWAMURA Tatsuya KASHIWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/01/01
Vol. E99-C  No. 1  pp. 36-43
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Electromagnetic Theory and Its Application)
Category: 
Keyword: 
inter-vehicle communication, blind intersection, car antenna position, radio wave propagation, 760 MHz, 
 Summary | Full Text:PDF
FDTD Analysis of Radio Wave Propagation at Intersection Surrounded by Concrete Block Walls in Residential Area for Inter-Vehicle Communications Using 720 MHz Band
Kenji TAGUCHI Suguru IMAI Tatsuya KASHIWA Kohzoh OHSHIMA Takeshi KAWAMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/01/01
Vol. E95-C  No. 1  pp. 79-85
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Electromagnetic Theory and Its Application)
Category: Numerical Techniques
Keyword: 
inter-vehicle communication, radio wave propagation, intersection, concrete block wall, FDTD method, 
 Summary | Full Text:PDF
Propagation Analysis of Electromagnetic Waves in 700 MHz Band at Intersection for Inter-Vehicle Communications Using the FDTD Method
Kenji TAGUCHI Tatsuya KASHIWA Kohzoh OHSHIMA Takeshi KAWAMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/01/01
Vol. E94-C  No. 1  pp. 18-23
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Electromagnetic Theory and Its Application)
Category: Radiation and Propagation
Keyword: 
inter-vehicle communication, intersection, wave propagation, FDTD method, MUSIC algorithm, 
 Summary | Full Text:PDF
A Treatment by the Finite-Difference Time-Domain Method of the Dispersive Characteristics Associated with Orientation Polarization
Tatsuya KASHIWA Norinobu YOSHIDA Ichiro FUKAI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/08/25
Vol. E73-E  No. 8  pp. 1326-1328
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
 Summary | Full Text:PDF