Map update system, navigation apparatus and providing apparatus
US7739037B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 18, 2005 |
| Grant date | Jun 15, 2010 |
| Priority date | — |
| Expiry date | Feb 27, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/3889
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A map update system includes: a navigation apparatus that provides guidance from a current position to a destination having been set based upon map data stored therein and downloads various types of information requested by a user; and a providing apparatus that provides the various types of information to be downloaded at the navigation apparatus, and: the providing apparatus transmits the various types of information and update information related to an update of map data to the navigation apparatus in response to a download request transmitted from the navigation apparatus; and the navigation apparatus issues a notice related to the update of the map data based upon the update information transmitted from the providing apparatus, while downloading the various types of information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.