JOURNAL ARTICLE

Full-wave analysis of Archimedean spiral antenna on the electromagnetic band-gap structures by using conformal ADI-FDTD method

Abstract

This paper shows that by placing a spiral antenna over an EBG structure rather than a PEC ground plane, a reduction of more than 70% in antenna height can be obtained without adverse effects on its performance and while maintaining the inherent frequency-independent characteristics. Additionally, the simulation results also show that the conformal ADI-FDTD method is a very efficient tool for complex structure modeling and simulation.

Keywords:
Finite-difference time-domain method Conformal map Ground plane Antenna (radio) Spiral antenna Spiral (railway) Acoustics Plane (geometry) Optics Metamaterial Reduction (mathematics) Physics Computer science Dipole antenna Coaxial antenna Geometry Mathematics Telecommunications Mathematical analysis

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Topics

Advanced Antenna and Metasurface Technologies
Physical Sciences →  Engineering →  Aerospace Engineering
Microwave Engineering and Waveguides
Physical Sciences →  Engineering →  Electrical and Electronic Engineering
Electromagnetic Simulation and Numerical Methods
Physical Sciences →  Engineering →  Electrical and Electronic Engineering
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