Obtaining geographic-location related information based on shadow characteristics
US9396584B2 · kind B2 · utility
5Cited by
3References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 19, 2013 |
| Grant date | Jul 19, 2016 |
| Priority date | — |
| Expiry date | May 26, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V20/13
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system and method is provided for determining whether images of a geographic location identify features with characteristics consistent with shadows cast by people, and using such determination to annotate map information. If such features are identified at the location, the map may be annotated to indicate that the location is frequented by pedestrians.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.