Dual circularly polarized antenna
US8269686B2 · kind B2 · utility
6Cited by
11References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 26, 2008 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | Feb 11, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q23/00
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna includes a waveguide having an aperture at a first end and a conducting component at a second end, the conducting component shorting the waveguide and a first set of two orthogonal dipoles, fed in quadrature, the orthogonal dipoles located near the aperture of the waveguide operating close to its dominant mode cut off frequency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.