Dynamic shield electrode of a stylus
US8878823B1 · kind B1 · utility
51Cited by
14References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2012 |
| Grant date | Nov 4, 2014 |
| Priority date | — |
| Expiry date | Apr 20, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04114
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An apparatus comprising a stylus with a dynamically switch tip shield is provided. The apparatus includes an elongated stylus housing having an end, a conductive tip disposed at least partially inside the stylus housing and extending from the end, a force sensor coupled to the conductive tip and configured to detect contact between the conductive tip and an object, a tip shield coupled with the stylus housing and extending from the end, and a switch coupled to the tip shield and the conductive tip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.