Metamaterial-based transmitarray for multi-beam antenna array assemblies
US9812786B2 · kind B2 · utility
9Cited by
6References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 21, 2016 |
| Grant date | Nov 7, 2017 |
| Priority date | — |
| Expiry date | May 5, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q25/00
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A transmitarray, or radio frequency lens, can provide a large variation of time-delay. The transmitarray comprises a number of time-delay unit (TDU) cells that each have a capacitive patch and a rectangular wire loop separated by dielectric material. The rectangular wire loop allows current continuity to be maintained between adjacent TDU cells, even when different sized TDUs are included in the transmitarray.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.