Method and apparatus for in-flight calibration of gyroscope using magnetometer reference
US8146401B2 · kind B2 · utility
2Cited by
13References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 17, 2008 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | Jan 3, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/1654
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The system includes a mobile vessel having a body axis and a steering mechanism. A three-axis gyroscope is mounted within the vessel. A three-axis magnetometer is mounted within the vessel. A programmable device communicates with the three-axis gyroscope, the three-axis magnetometer, and the steering mechanism. The three-axis gyroscope may include three single axis gyroscopes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.