Digitizer system
US7812268B2 · kind B2 · utility
39Cited by
160References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 26, 2004 |
| Grant date | Oct 12, 2010 |
| Priority date | — |
| Expiry date | Aug 20, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/046
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An X-Y digitizer system is described for embedding within a host device, such as a tablet PC, a mobile telephone, a personal digital assistant or the like. The digitizer is configurable so that it can detect and track the position of different types of position indicator. The digitizer that is described also includes novel digitizer windings and novel excitation circuitry for energizing the windings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.