Organic optoelectronic component and method for operating the organic optoelectronic component

Patent metadata

Field	Value
Publication number	US-9711568-B2
Application number	US-201314432573-A
Country	US
Kind code	B2
Filing date	Oct 24, 2013
Priority date	Nov 2, 2012
Publication date	Jul 18, 2017
Grant date	Jul 18, 2017

Abstract

An organic optoelectronic component and a method for operating the organic optoelectronic component are disclosed. In an embodiment an organic optoelectronic component includes at least one organic light emitting element, at least one first organic light detecting element including at least one first organic light detecting layer, and at least one second organic light detecting element including at least one second organic light detecting layer, wherein the at least one organic light emitting element, the at least one first organic light detecting element and the at least one second light detecting element are arranged laterally on a common substrate, wherein the at least one first organic light detecting element is configured to detect ambient light, and wherein the at least one second organic light detecting layer of the at least one second organic light detecting element is arranged between two non-transparent layers.

First claim

The invention claimed is:

1. An organic optoelectronic component comprising:
at least one organic light emitting element comprising an organic functional layer stack having at least one organic light emitting layer between two electrodes;
at least one first organic light detecting element comprising at least one first organic light detecting layer; and
at least one second organic light detecting element comprising at least one second organic light detecting layer,
wherein the at least one organic light emitting element, the at least one first organic light detecting element and the at least one second light detecting element are arranged laterally adjacent on a common substrate,
wherein the at least one first organic light detecting element is configured to detect ambient light,
wherein the at least one second organic light detecting layer of the at least one second organic light detecting element is arranged between two non-transparent layers, the two non-transparent layers shade the at least one second organic light detecting layer of the at least one second organic light detecting element from ambient light, and
wherein one of the two non-transparent layers is formed by the common substrate.

2. The optoelectronic component according to claim 1 , wherein at least one of the two non-transparent layers comprises a non-transparent covering layer, which is arranged on a side of the common substrate that faces away from the at least one second organic light detecting layer of the at least one second light detecting element.

3. The optoelectronic component according to claim 1 , wherein the common substrate comprises a metal layer.

4. The optoelectronic component according to claim 1 , wherein at least one of the non-transparent layers comprises an electrode of the at least one second organic light detecting element.

5. The optoelectronic component according to claim 4 , wherein the electrode comprising a non-transparent layer is arranged on a side of the at least one second organic light detecting layer of the at least one second light detecting element which faces away from the common substrate.

6. The optoelectronic component according to claim 1 , wherein one of the two non-transparent layers comprises at least one part of an encapsulation and/or of a cover which, as viewed from the common substrate, is arranged above the at least one second organic light detecting layer of the at least one second light detecting element.

7. The optoelectronic component according to claim 1 , wherein the common substrate forms an optical waveguide configured to guide light from the at least one light emitting element internally in the optoelectronic component to the at least one second light detecting element.

8. The optoelectronic component according to claim 1 , wherein light generated during operation in the at least one light emitting layer of the at least one light emitting element is radiated internally in the optoelectronic component directly onto the at least one second light detecting layer of the at least one second light detecting element.

9. The optoelectronic component according to claim 1 , wherein the at least one first organic light detecting element is configured to detect ambient light through the substrate.

10. The optoelectronic component according to claim 1 , wherein the at least one first organic light detecting element is configured to detect ambient light which is radiated onto the organic optoelectronic component from an opposite side of the organic optoelectronic component relative to the substrate.

11. The optoelectronic component according to claim 1 , wherein the at least one organic light emitting element is configured to emit light on an emission side of the organic optoelectronic component, and wherein the at least one first organic light detecting element is configured to detect ambient light which is radiated onto the organic optoelectronic component on a different side than the emission side.

12. The optoelectronic component according to claim 1 , wherein the at least one organic light emitting element is configured to emit light on an emission side of the organic optoelectronic component, and wherein the at least one first organic light detecting element is configured to detect ambient light which is radiated onto the organic optoelectronic component on the emission side.

13. The optoelectronic component according to claim 1 , wherein a lateral distance between the at least one organic light emitting element and the at least one first organic light detecting element is greater than a lateral distance between the at least one organic light emitting element and the at least one second organic light detecting element.

14. The optoelectronic component according to claim 1 , wherein the at least one first organic light detecting element and/or the at least one second organic light detecting element comprises an organic photodiode, an organic photoconductor and/or an organic photoresistor.

15. The optoelectronic component according to claim 1 , wherein a plurality of first organic light detecting elements each configured to detect ambient light is arranged on the common substrate.

16. The optoelectronic component according to claim 1 , wherein a plurality of second organic light detecting elements are arranged on the common substrate, wherein each of the plurality of second organic light detecting elements comprises at least one second organic light detecting layer arranged between two non-transparent layers, which shade the respective at least one organic light detecting layer from ambient light.

17. An organic optoelectronic component comprising:
at least one organic light emitting element comprising an organic functional layer stack having at least one organic light emitting layer between two electrodes;
at least one first organic light detecting element comprising at least one first organic light detecting layer; and
at least one second organic light detecting element comprising at least one second organic light detecting layer,
wherein the at least one organic light emitting element, the at least one first organic light detecting element and the at least one second light detecting element are arranged laterally adjacent on a common substrate,
wherein the at least one first organic light detecting element is configured to detect ambient light,
wherein the at least one second organic light detecting layer of the at least one second organic light detecting element is arranged between two non-transparent layers, the two non-transparent layers shade the at least one second organic light detecting layer of the at least one second organic light detecting element from ambient light, and
wherein a lateral distance between the at least one organic light emitting element and the at least one first organic light detecting element is greater than a lateral distance between the at least one organic light emitting element and the at least one second organic light detecting element.

18. A method for operating an organic optoelectronic component, wherein the optoelectronic component comprises:
at least one organic light emitting element comprising an organic functional layer stack having at least one organic light emitting layer between two electrodes;
at least one first organic light detecting element comprising at least one first organic light detecting layer; and
at least one second organic light detecting element comprising at least one second organic light detecting layer,
wherein the at least one organic light emitting element, the at least o

Assignees

• Osram Opto Semiconductors Gmbh
• Osram Oled Gmbh

Inventors

• Popp Michael
• Philippens Marc

Classifications

• H05B45/60

  Circuit arrangements for operating LEDs comprising organic material, e.g. for operating organic light-emitting diodes [OLED] or polymer light-emitting diodes [PLED] · CPC title

• H05B47/11

  by determining the brightness or colour temperature of ambient light · CPC title

• H01L51/5206

  Electricity · mapped topic

• H01L51/5221

  Electricity · mapped topic

• H01L51/5262

  Electricity · mapped topic