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US 2013/0277579 A1Published application
Device for absorbing electromagnetic waves
AssigneeElectronics and Telecommunications Research Institute
InventorDong-Uk Sim
Life of this patent
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Abstract
An electromagnetic wave absorbing device includes a ground layer formed of a metal conductor layer, a dielectric layer formed on the ground layer, and a unit cell pattern layer which is formed on the dielectric layer and made of resistive materials, wherein at least two electromagnetic bandgap-based unit cell patterns are periodically arranged on the unit cell pattern layer.
Claims19
An electromagnetic wave absorbing device, comprising:
- a ground layer formed of a metal conductor layer;
- a dielectric layer formed on the ground layer;
- and
- a unit cell pattern layer which is formed on the dielectric layer and in which at least two unit cell patterns made of a resistive material are periodically arranged.
1 more element
An electromagnetic wave absorbing device, comprising:
- a ground layer which is a metal conductor layer and is made of a transparent electrode material;
- a dielectric layer formed on the ground layer and made of a transparent glass material;
- and
- a unit cell pattern layer which is formed on the dielectric layer and made of a transparent electrode material and in which at least two electromagnetic bandgap-based unit cell patterns made of a resistive material are periodically arranged.
1 more element
Dependencies are inferred from the claim text.