Interactive input system and method
US9600100B2 · kind B2 · utility
1Cited by
20References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2013 |
| Grant date | Mar 21, 2017 |
| Priority date | — |
| Expiry date | Jan 11, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/03545
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An interactive input system comprises at least one imaging device configured to capture image frames of a region of interest comprising a background and at least one background feature. Processing structure is configured to compare the image frames to determine if the location of the at least one background feature has changed signifying system displacement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.