Method of operating a navigation system
US7149626B1 · kind B1 · utility
28Cited by
18References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2004 |
| Grant date | Dec 12, 2006 |
| Priority date | — |
| Expiry date | Oct 30, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/3626
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for operating a navigation system obtains an ordered plurality of interconnected segments providing a route from an origin to a destination. A guidance message for each of the segments is formed. The step of forming the guidance message comprises determining whether to reference a previous segment and adding a reference to a current segment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.