Display device with integrated touch screen and driving method thereof
US9348476B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 7, 2014 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | Oct 7, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/06
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display device with integrated touch screen is provided. The display device includes a panel configured to include a plurality of driving electrodes and a plurality of sensing electrodes and a display driver IC configured to apply a common voltage to the plurality of driving electrodes and the plurality of sensing electrodes when the panel operates in a display driving mode, and when the panel operates in a touch driving mode, generate a pulse-modulated driving pulse according to a timing pulse and a pulse modulation control signal to apply the pulse-modulated driving pulse to the plurality of driving electrodes, and respectively receive a plurality of sensing signals from the plurality of sensing electrodes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.