Anisotropic metamaterials for electromagnetic compatibility
View Patent ↗Embodiments of the invention are directed to a device having one or more electromagnetic components embedded in an anisotropic metamaterial (AM) comprising an array of asymmetric unit cells comprising a substrate forming a plurality of channels or spaces having at least one material with different electromagnetic properties included in the channels or spaces in the first material forming an anisotropic metamaterial.
1. A device having one or more electromagnetic components embedded in an anisotropic metamaterial (AM) comprising an array of asymmetric unit cells comprising a substrate comprising a first material forming a plurality of channels or spaces having at least one material with different electromagnetic properties included in the channels or spaces in the first material forming an anisotropic metamaterial.
2. The device of claim 1 , wherein the anisotropic metamaterial is a spatially variant anisotropic material (SVAM).
3. The device of claim 1 , wherein the first material comprises a metal oxide.
4. The device of claim 3 , wherein the metal oxide is a titanium dioxide.
5. The device of claim 1 , wherein the first material comprises a thermoplastic.
6. The device of claim 5 , wherein the thermoplastic is polycarbonate.
7. The device of claim 1 , wherein the channels or spaces have a size that is nonresonant with a wavelength of electromagnetic wave utilized by the electronic component embedded in the SVAM.
8. The device of claim 1 , wherein the AM has a lattice spacing of less than λ/4.
9. The device of claim 1 , wherein the electronic component is an antenna.
10. The device of claim 9 , wherein the antenna is an inverted F antenna (IFA).
11. The device of claim 1 , wherein the electronic component is a transmission line.
12. The device of claim 1 , wherein the AM is an all-dielectric AM.
13. The system of claim 1 , wherein the electronic component comprises at least one of:
an antenna;
an inverted F antenna (IFA); and
a transmission line.
14. A method for sculpting near electromagnetic field surrounding an electronic component using spatially variant anisotropic metamaterial comprising:
embedding the electronic component in a spatially variant anisotropic metamaterial;
orienting anisotropy of the metamaterial around the device to sculpt near electromagnetic field surrounding the electronic component to render the electronic component compatible with a second or more electronic component(s).
15. The method of claim 14 , wherein one electronic component is an antenna.
16. The method of claim 14 , wherein the sculpting of near electromagnetic field is used to couple two or more electronic components.
17. The method of claim 14 , further comprising sculpting near electromagnetic fields of two or more electromagnetic components, wherein the near electromagnetic fields are compatible in close proximity.
18. A system comprising:
one or more electromagnetic components embedded in an anisotropic metamaterial (AM) comprising an array of asymmetric unit cells comprising a substrate forming a plurality of channels or spaces having at least one material with different electromagnetic properties included in the channels or spaces in the first material forming an anisotropic metamaterial.
19. The system of claim 18 , wherein the anisotropic metamaterial is a spatially variant anisotropic material (SVAM).
20. The system of claim 19 , wherein the AM has a lattice spacing of less than λ/4.