Input system and related method for an electronic device
US8890816B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2009 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | May 20, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0426
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An input system for an electronic device including a main body includes an input device installed outside of the main body, comprising a plurality of input units denoted by a plurality of corresponding input symbols, a control device installed outside of the main body for pressing at least one of the plurality of input units for generating an indication signal, a camera for taking an image of the control device pressing the input unit, the image including the indication signal, and an image processing unit installed in the main body and coupled to the camera, for recognizing the pressed input unit according to a location of the indication signal in the image and generating input data corresponding to an input symbol denoting the pressed input unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.