Compact waveguide antenna array and feed
US7564421B1 · kind B1 · utility
43Cited by
9References
25Claims
0Family size
Inventors
Key dates
| Filing date | Mar 10, 2008 |
| Grant date | Jul 21, 2009 |
| Priority date | — |
| Expiry date | Mar 10, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/0087
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A compact waveguide antenna array feed system provides antenna element ports spaced along an array face by less than one free-space wavelength in at least one dimension, while retaining a thickness in a direction perpendicular to the array face of less than one and one-half free-space wavelength.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.