Portable electronic device and method of control
US8427441B2 · kind B2 · utility
42Cited by
7References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2009 |
| Grant date | Apr 23, 2013 |
| Priority date | — |
| Expiry date | Jan 2, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04105
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A portable electronic device includes a touch-sensitive display and a piezoelectric actuator disposed and preloaded on a support and arranged to provide tactile feedback to the touch-sensitive display in response to an actuation signal. The touch-sensitive display may be biased toward the piezoelectric actuator to preload the piezoelectric actuator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.