Output control method of voice guidance signal in navigation system
US7840348B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2005 |
| Grant date | Nov 23, 2010 |
| Priority date | — |
| Expiry date | Dec 26, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/36
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An output control method of voice guidance signal in navigation system, the method comprising: searching for a travel route from a starting location to a destination of a vehicle; guiding the vehicle to travel along the searched travel route, and determining a current vehicle location if the vehicle is traveling, searching for a target location to be guided ahead of the traveling vehicle; generating a voice guidance signal for the searched target location to be guided; determining the priorities of a plurality of voice guidance signals in advance and outputting the voice guidance signals in sequence according to the predetermined priorities if the plurality of voice guidance signals conflict thereamong.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.