Limiting speed display device for vehicle
US10354156B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 15, 2017 |
| Grant date | Jul 16, 2019 |
| Priority date | — |
| Expiry date | Sep 30, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V20/582
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A limiting speed display device for vehicle includes a position information receiver, map display device for displaying map image, imaging device, display device for road sign image, limiting speed information determining device, road attribute information determining device, country information acquiring device, limiting speed estimation device, and limiting speed display device. The limiting speed estimation device estimates limiting speed for the road based on country information and road attribute information when the limiting speed information determining device determines that the limiting speed information is not included and the road attribute information determining device determines that the road attribute information is included.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.