Road feature point extraction method and system
US12135552B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2019 |
| Grant date | Nov 5, 2024 |
| Priority date | — |
| Expiry date | Jul 24, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V20/588
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Disclosed are a road feature point extraction method and system. The road feature point extraction method comprises: acquiring map information for the current position of a vehicle, wherein the map information comprises the attributes of the current road and the attributes of the next road section; comparing the attributes of the current road with the attributes of the next road section to determine the road type of the next road section; and extracting, in conjunction with the road type of the next road section and the map information corresponding to the next road section, a road feature point representing a road scene on the next road section, and outputting the name of the extracted road feature point and information of the relative distance between the road feature point and the vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.