Multifrequency antenna, useable in particular for space telecommunications
US5220334A · kind A · utility
22Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 1989 |
| Grant date | Jun 15, 1993 |
| Priority date | — |
| Expiry date | Feb 13, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/28
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a multifrequency antenna comprising a microstrip patch first antenna (10, 11, 12) operating at one or more frequencies, and a second antenna (17) disposed in front of the antenna and using the same radiating surface and operating at a different frequency. The invention is applicable, in particular, to space telecommunications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.