Navigation apparatus
US6385534B1 · kind B1 · utility
6Cited by
2References
18Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 13, 2000 |
| Grant date | May 7, 2002 |
| Priority date | — |
| Expiry date | Nov 13, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S19/50
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Navigation apparatus has a controller that performs map-matching in which present position detected by a position detector is checked against a road on a map. When a road on which the present position lies is found, the controller causes the apparatus to display a name of the road. When a road on which the present position lies is not found, the controller causes the apparatus to display area information indicative of the present position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.