Portable multiband antenna
US8169379B2 · kind B2 · utility
14Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2009 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Jan 23, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S19/41
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A portable DGPS navigation apparatus is provided. The apparatus includes a receiver assembly and a DGPS antenna assembly. The receiver assembly includes a GNSS antenna, a GNSS receiver, and a DGPS modem. The DGPS antenna assembly includes a DGPS antenna; a top connector for coupling the DGPS antenna assembly to the receiver assembly such that the receiver assembly and DGPS antenna assembly are aligned with a geodetic pole, and a bottom connecter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.