Estimating distance to an object using a sequence of images recorded by a monocular camera
US9223013B2 · kind B2 · utility
39Cited by
11References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 23, 2012 |
| Grant date | Dec 29, 2015 |
| Priority date | — |
| Expiry date | Jun 22, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30261
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for monitoring headway to an object performable in a computerized system including a camera mounted in a moving vehicle. The camera acquires in real time multiple image frames including respectively multiple images of the object within a field of view of the camera. An edge is detected in the images of the object. A smoothed measurement is performed of a dimension the edge. Range to the object is calculated in real time, based on the smoothed measurement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.