Navigation device and map scroll processing method
US7970541B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 19, 2008 |
| Grant date | Jun 28, 2011 |
| Priority date | — |
| Expiry date | Feb 4, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09B29/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A navigation device that obtains the current position based on information from a satellite, and guides a travel path from the current position to the destination on a map image includes: a display unit that displays the map image; a touch sensor unit that is arranged on the front surface of the display unit; an icon generation unit that generates a smooth scroll operation icon which is available for continuous performs smooth scroll processing for the map image and displays the smooth scroll operation icon on the map image; and a scroll control unit that executes the smooth scroll processing when the touch sensor unit detects that the smooth scroll operation icon is touched to be operated, and executes a predetermined scroll processing when the touch sensor unit detects that a region other than the smooth scroll operation icon is touched to be operated on the screen of the display unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.