Apparatus and method for recognizing position using camera
US7991194B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2007 |
| Grant date | Aug 2, 2011 |
| Priority date | — |
| Expiry date | May 31, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30204
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Provided are a location awareness apparatus using a camera and a method thereof. The apparatus includes: an image capturing unit for photographing a position identification tag using a camera; a distance measuring unit for measuring a distance to a position identification tag; an incident angle measuring unit for measuring a photographing angle at a visual point; an image analyzing unit for reading the photographed image from the image capturing unit, and requesting location information corresponding to the read information to a position recognition server; and a location awareness unit for estimating a current location using the distance to the position identification tag, the photographing angle of the position identification tag, and the location information corresponding to the read information by the image analyzing unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.