Organic electro-luminescence device and method of driving the same
US8395576B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 10, 2010 |
| Grant date | Mar 12, 2013 |
| Priority date | — |
| Expiry date | Dec 6, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0271
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An organic electro-luminescence device includes a drive unit having first to fourth transistors and a capacitor, and an organic light emitting diode (OLED) controlled by the drive unit, wherein the first transistor has its gate, drain and source connected to a first node, a second node and a power voltage supply line, respectively; the second transistor has its drain and source connected to the OLED and the second node, respectively; the third transistor has its gate, drain and source connected to a first select signal line, the second node and the first node, respectively; the fourth transistor has its gate, drain and source connected to the first select signal line, a data line, and the second node, respectively; and the capacitor is connected to the first node and a predetermined signal line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.