Method of processing output data from geomagnetic sensor
US4831563A · kind A · utility
83Cited by
11References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1987 |
| Grant date | May 16, 1989 |
| Priority date | — |
| Expiry date | Jul 1, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C17/38
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A geomagnetic sensor used for vehicle-mount navigational apparatus outputs data indicative of the vehicle's direction. If the output data from the geomagnetic sensor is out of a predetermined range, the data is replaced by predetermined data or corrected on the basis of the predetermined data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.