Optically transparent radar absorbing material (RAM)
US11362431B1 · kind B1 · utility
1Cited by
16References
8Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 16, 2016 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Feb 22, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q5/22
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An optically transparent radar absorbing material has alternating layers of optically transparent conductive material with layers of even thickness of optically transparent material having a homogenous dielectric constant. The even thickness is one quarter of the wavelength of a targeted electromagnetic energy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.