Method and apparatus for driving electro-luminescence display panel
AssigneeLG Electronics Inc.
InventorsHyo Bae, Hak Kim
Life of this patent
Estimating the term…
Abstract
The present invention relates to a method and apparatus for driving an electro-luminescence display panel capable of doing an aging operation upon driving. A method of driving an electro-luminescence display panel according to the present invention includes: a scan period when electro-luminescence cells formed at a cross of both a plurality of scan lines and a plurality of data lines are line-sequentially emitted; and an aging period when an aging is performed in the electro-luminescence cells at the same time by applying a reverse bias, wherein the scan period and the aging period are repeated for each frame.
Claims66
A method of driving an electro-luminescence display panel comprising:
- a scan period when electro-luminescence cells formed at a cross of both a plurality of scan lines and a plurality of data lines are line-sequentially emitted;
- and
- an aging period when an aging is performed in the electro-luminescence cells at the same time by applying a reverse bias, wherein the scan period and the aging period are repeated for each frame.
A method of driving an electro-luminescence display panel comprising:
- a scan period when electro-luminescence cells formed at a cross of both a plurality of scan lines and a plurality of data lines are emitted;
- and
- an aging period when a voltage difference is generated between adjacent scan lines as floating the plurality of data lines to make a self-aging is performed in the electro-luminescence cells.
A method of driving an electro-luminescence display panel, comprising:
- a scan period when electro-luminescence cells formed at a cross of both a plurality of scan lines and a plurality of data lines are emitted;
- and
- an aging period when a voltage difference of a multilevel is generated between adjacent scan lines as floating the plurality of data lines to make a self-aging is performed in the electro-luminescence cells.
A method of driving an electro-luminescence display panel, comprising:
- emitting electro-luminescence cells formed at a cross of both a plurality of scan lines and a plurality of data lines in a scan period;
- and
- making a self-aging of the organic electro-luminescence cells as floating the plurality of scan lines to have a voltage difference between adjacent data lines, in an aging period directly after the scan period.
An apparatus of driving an electro-luminescence display panel, comprising:
- an electro-luminescence display panel having an electro-luminescence cell formed for each cross of both a scan line and a data line;
- a scan driver to sequentially supply a scan pulse to the scan line in a scan period and to sequentially supply a high aging voltage to the entire scan lines in an aging period, in order to include the scan period and the aging period in each frame;
- and
- a data driver to supply a data signal to the data line in the scan period and to supply a low aging voltage to the data line in the aging period to make the entire electro-luminescence cell to be an reverse bias state.
An apparatus of driving an electro-luminescence display panel, comprising:
- a data driver to apply a data signal to a data line in a scan period and to float the data line in an aging period;
- a scan driver to apply a scan pulse to a scan line in the scan period and to make adjacent scan lines have a voltage difference in the aging period;
- and
- an electro-luminescence display panel having an electro-luminescence cell formed for each a cross of both the scan line and the data line, wherein the electro-luminescence cell is emitted in accordance with the data signal in the scan period and a self-aging is performed in the electro-luminescence cell in the aging period.
An apparatus of driving an electro-luminescence display panel, comprising:
- a data driver to apply a data signal to a data line in a scan period and to float the data line in an aging period;
- a scan driver to apply a scan pulse to a scan line in the scan period and to make adjacent scan lines have a multilevel voltage difference in the aging period;
- and
- an electro-luminescence display panel having an electro-luminescence cell formed for each a cross of both the scan line and the data line, wherein the electro-luminescence cell is emitted in accordance with the data signal in the scan period and a self-aging is performed in the electro-luminescence cell in the aging period.
An apparatus of driving an electro-luminescence display panel, comprising:
- an organic electro-luminescence display panel having electro-luminescence cells formed at a cross of both a scan line and a data line;
- a scan driver to supply a scan pulse to the scan line during a scan period and to float the scan line during an aging period directly after the scan period;
- a data driver to apply a data signal to the data line during the scan period;
- and
- an aging voltage supplier to apply voltages different from each other to adjacent data lines during the aging period to make a self-aging is performed in the organic electro-luminescence display panel.
Dependencies are inferred from the claim text.