Portable navigational antenna system
US8094087B2 · kind B2 · utility
14Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2008 |
| Grant date | Jan 10, 2012 |
| Priority date | — |
| Expiry date | Apr 30, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S19/44
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A portable navigation apparatus is provided. The apparatus includes a multi-antenna assembly configured for including an expanded configuration and a collapsed configuration. The antenna assembly includes a master antenna, and at least two auxiliary antennas. The at least two auxiliary antennas are radially distributed about the master antenna. Furthermore, the master antenna and auxiliary antennas are substantially coplanar when the antenna assembly is in the expanded configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.