Method and system for multipath detection
US7116270B2 · kind B2 · utility
2Cited by
6References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 5, 2005 |
| Grant date | Oct 3, 2006 |
| Priority date | — |
| Expiry date | May 15, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S19/36
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A navigation system including a GPS receiver; a variable directivity antenna capable of forming a null point in at least one direction; a null point setting unit for setting the null point of the variable directivity antenna in the direction of a GPS satellite that can perform positioning; and a multipath determination unit for determining whether a reception signal from the variable directivity antenna is in a multipath state in accordance with the reception signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.