Microwave planar array antenna
US6252556A · kind A · utility
8Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1992 |
| Grant date | Jun 26, 2001 |
| Priority date | — |
| Expiry date | Nov 18, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/065
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A planar array antenna is comprised of an upper plate having a plurality of holes, a lower plate, and a circuit board having printed patterns of a plurality of array elements and located between the upper plate and the lower plate, wherein the lower plate has concave regions formed at positions corresponding to the positions of the plurality of holes of the upper plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.