AMOLED display device with demultiplexer comprising first to third switches turning on in rotation during frame image
US9947260B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2015 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Jul 2, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0666
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A demultiplexer and an AMOLED display device are disclosed. The present disclosure relates to the technical field of display, whereby the technical problem of color distortion of image in the prior art can be solved. The demultiplexer comprises a first switch, a second switch, and a third switch used for charging a first sub pixel, a second sub pixel, and a third sub pixel of a pixel unit respectively, wherein the first switch, the second switch, and the third switch are turned on in rotation; and wherein for the pixel unit, in three frame images, the first switch is turned on first in one of said three frame images, the second switch is turned on first in another one of said three frame images, and the third switch is turned on first in a remaining one of said three frame images. The demultiplexer of the present disclosure can be used in small sized AMOLED display device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.