Display device with touch sensor
US9335875B2 · kind B2 · utility
12Cited by
1References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2014 |
| Grant date | May 10, 2016 |
| Priority date | — |
| Expiry date | Jan 30, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G3/3648
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A common electrode for a display used both in driving the display and touch detection. An existing common drive signal both as a drive signal for the touch sensor. A capacitance is formed between the common electrode and a touch sensor electrode. Touch detection is performed by utilizing a change of this capacitance caused by a finger touch of a user. The display device with a touch sensor can be used in a mobile device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.