Dual function input device and method
US6762752B2 · kind B2 · utility
185Cited by
12References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 15, 2002 |
| Grant date | Jul 13, 2004 |
| Priority date | — |
| Expiry date | Oct 15, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/04886
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Apparatus for user input to a digital system, comprising a first sensing system for sensing a user interaction of a first type, co-located with a second sensing system for sensing a user interaction of a second type. The first system may detect styluses and like objects using EM radiation and the second system may detect touch pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.