On-vehicle information providing device, information providing center, and information providing system
US9786169B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jan 24, 2008 |
| Grant date | Oct 10, 2017 |
| Priority date | — |
| Expiry date | Dec 29, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08G1/14
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An on-vehicle information providing device for providing information to a driver based on information sent from an information providing center is disclosed. When a vehicle leaves an off-street facility having multiple exits to enter a road, the on-vehicle information providing device performs a first process of sending the information providing center vehicle-side information including information obtained based on starting time and exiting time of the vehicle and information identifying one of the exits selected for the vehicle to leave the facility; and performs a second process of receiving from the information providing center exit status information including exit time lengths calculated for the respective exits by the information providing center based on the vehicle-side information received from multiple vehicles and providing information to the driver based on the received exit status information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.