Patent Document ID: 9362627
Application ID: 14844195
Patent Flag: 1

Claim One:
1. An artificial electromagnetic material comprising: at least one material sheet comprising: a substrate comprising a front surface and a back surface; and a plurality of artificial microstructures attached on the front surface of the substrate; wherein a metal foil is attached to the back surface of the substrate; wherein each artificial microstructure comprises at least three split rings, the at least three split rings surround and embed in turn, each split ring is formed by a wire which is made of conductive material, with two terminals of the wire towards each other to form an opening of the corresponding split ring; wherein the substrate comprises a plurality of rectangular substrate units that are identical and arranged in an array to form the front surface and the back surface, a front surface of each rectangular substrate unit attached with one artificial microstructure; and wherein the metal foil has a fishnet structure, each mesh of the fishnet structure located on a common junction of four adjacent rectangular substrate units.