Electronic devices and signature wakeup methods thereof
US9665738B2 · kind B2 · utility
1Cited by
0References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2014 |
| Grant date | May 30, 2017 |
| Priority date | — |
| Expiry date | Jul 18, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/22
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An electronic device including a touch sensor and a processing unit is provided. The touch sensor is disposed on or under a display, and generates touch data for a touch detected thereon or therenear when the electronic device is locked with the display in a sleep state. The processing unit determines whether the touch data matches a predetermined signature according to the touch data, and wakes the display from the sleep state and unlocks the electronic device when the touch data matches the predetermined gesture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.