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International Journal of Antennas and Propagation
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International Journal of Antennas and Propagation
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2017
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Article
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Fig 1
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Research Article
Topological Design of Planar Circularly Polarized Directional Antenna with Low Profile Using Particle Swarm Optimization
Figure 1
(a) Discrete grid model and (b) the rotational symmetrical layer.
(a)
(b)