Image processing system and assistance system
US9600702B2 · kind B2 · utility
1Cited by
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5Claims
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Key dates
| Filing date | Jan 31, 2013 |
| Grant date | Mar 21, 2017 |
| Priority date | — |
| Expiry date | Jan 31, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V30/224
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An image processing system includes a mark in which an information display portion presenting predetermined information is included in a region formed by a pair of fiducial lines; a camera that is provided to be relatively movable with respect to the mark; an information acquisition unit that acquires the information presented in the information display portion of the mark, out of the image data; a distance calculation unit that calculates a distance from the camera to the mark in an optical axis direction; and an angle calculation unit that calculates a tilt angle of the camera with respect to the mark.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.