Pressure-sensitive touch screen
US8896575B2 · kind B2 · utility
66Cited by
57References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2011 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Jan 3, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0428
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A pressure-sensitive touch screen including a housing, at least one light receiver rigidly mounted in the housing, a display flexibly mounted in the housing substantially above the at least one receiver, which depresses in response to pressure of a touch, and a calculating unit connected to the at least one light receiver for receiving outputs indicating amounts of received light by the at least one receiver, and for determining that the display is being depressed based on an increase in an output of the at least one receiver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.