Near-grazing retroreflectors for polarization
US12132253B2 · kind B2 · utility
0Cited by
7References
18Claims
0Family size
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Key dates
| Filing date | Oct 19, 2021 |
| Grant date | Oct 29, 2024 |
| Priority date | — |
| Expiry date | Oct 19, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/062
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A metasurface includes a dielectric material, a ground plane on a back side of the dielectric material; and at least one conductive element on a top surface of the dielectric material, wherein the at least one conductive element includes at least one of a ground-backed dipole or a slot array.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.