Handheld device for handheld vision based absolute pointing system
US7852317B2 · kind B2 · utility
27Cited by
38References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2005 |
| Grant date | Dec 14, 2010 |
| Priority date | — |
| Expiry date | Nov 12, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0346
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method is described that involves detecting one or more images appearing on a pixilated sensor of respective one or more fixed markers. The pixilated sensor is within a handheld device. For each of the images, determining its location on the sensor with the handheld device's electronic circuitry. Translating the images' determined locations into a pointed to location on a display, or proximate to said display, wherein the handheld device transmits information derived from the determining.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.