Gradient index transmission cloak composed of arrays of dielectric elements

Document Type

Conference Proceeding

Publication Date

12-10-2012

Abstract

A 2D microwave transmission cloak composed of periodically arranged dielectric cylinders is designed and investigated by using full-wave simulations. It is shown that manipulating the periodicity of the dielectric elements can be used to provide the refractive index distribution required for bending waves around the concealed object. A possibility for obtaining the desired curvilinear wave paths in the cloak is confirmed by the simulated field patterns. The proposed all-dielectric cloak design is expected to provide low loss and broadband operation, since its performance is not related to resonance phenomena. © 2012 IEEE.

Publication Title

IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)

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