GPS signal fault isolation monitor
US5969672A · kind A · utility
29Cited by
4References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 17, 1998 |
| Grant date | Oct 19, 1999 |
| Priority date | — |
| Expiry date | Jul 17, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/165
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system to determine, from inertial reference apparatus and from GPS receiver apparatus, acceleration signals along a predetermined axis to determine the failure of a GPS satellite signal by comparison of the acceleration signals and to monitor newly acquired GPS satellite signals to determine if a satellite drift was present prior to acquisition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.