Patent · US Active

Display device with different size subpixels and operating method for such a display device

US10629573B2 · kind B2 · utility

2Cited by

0References

13Claims

0Family size

Assignee

Osram OLED GMBH · DE

Inventors

Mikko Perälä · Tegernheim, DE
Hubert Halbritter · Dietfurt, DE
Jens Richter · Basel, CH

Key dates

Filing date	Dec 14, 2018
Grant date	Apr 21, 2020
Priority date	—
Expiry date	Dec 14, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH01L2225/1005
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A display device and a method for operating a display device are disclosed. In an embodiment a display device includes a plurality of image points configured for emitting visible light of adjustable color by at least one semiconductor layer sequence, wherein the image points are independently controllable of one another, wherein each of the image points includes a plurality of types of pixels and each type of pixel is configured to emit light of a particular color, wherein the pixels are independently controllable of one another, wherein each of the pixels is divided into a plurality of subpixels, the subpixels being independently controllable of one another within the associated pixel, and wherein all subpixels of the associated pixel are configured for emitting light of the same color from the display device without further color change.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.