Optoelectronic component device, method for producing an optoelectronic component device and method for operating an optoelectronic component device

Patent metadata

Field	Value
Publication number	US-9671556-B2
Application number	US-201414906943-A
Country	US
Kind code	B2
Filing date	Jun 26, 2014
Priority date	Jul 23, 2013
Publication date	Jun 6, 2017
Grant date	Jun 6, 2017

Abstract

Various embodiments may relate to an optoelectronic component device, including a first optically active structure, which is configured to provide an electromagnetic radiation, a measuring structure, which is configured to determine the luminance distribution of the electromagnetic radiation, wherein the measuring structure is configured to determine the luminance distribution in the first optically active structure, and wherein the measurement structure has a plurality of second optically active structures, wherein the plurality of second optically active structures are configured as optoelectric components and/or optoelectronic components, which receive the provided electromagnetic radiation.

First claim

The invention claimed is:

1. An optoelectronic component device, comprising a first optically active structure designed for providing an electromagnetic radiation, wherein the first optically active structure is formed as or comprises one first organic optoelectronic component or a plurality of first organic optoelectronic components, wherein the first optoelectronic component is formed as a surface lighting component;
a measuring structure designed for determining the luminance distribution of the electromagnetic radiation, wherein the measuring structure comprises a plurality of second optically active structures, wherein the second optically active structures are configured as optoelectric devices and/or opoelectronic devices which take up the electromagnetic radiation provided and provide a photocurrent, respectively;
a waveguide designed for guiding the electromagnetic radiation provided;
wherein the first optically active structure is optically coupled to the waveguide in such a way that the electromagnetic radiation provided is provided at least partly into the waveguide, and wherein the measuring structure is optically coupled to the waveguide in such a way that the electromagnetic radiation provided is taken up by the measuring structure at least partly from the waveguide;
wherein the measuring structure is designed to determine the luminance distribution in the first optically active structure by determining the photocurrents provided by the second optically active structures and determining a deviation of these photocurrents from a mean photocurrent.

2. The optoelectronic component device as claimed in claim 1 , wherein the measuring structure is formed in such a way that in a first operating mode the measuring structure provides a further electromagnetic radiation from an electrical voltage or an electric current applied to the measuring structure, and that in a second operating mode the measuring structure generates generates an electric current or an electrical voltage from the electromagnetic radiation that is provided by the first optically active structure and is taken up by the second optically active structure.

3. The optoelectronic component device as claimed in claim 1 ,
wherein at least one second optically active structure comprises or is formed as a photoconductor, a light emitting diode, an organic light emitting diode, a photodiode, an organic photodiode, a solar cell, and/or an organic solar cell.

4. The optoelectronic component device as claimed in claim 1 , wherein the waveguide is formed as transparent or translucent.

5. The optoelectronic component device as claimed in claim 1 ,
further comprising an optical coupling structure between the waveguide and the first optically active structure and/or between the waveguide and the measuring structure.

6. A method for producing an optoelectronic component device, the method comprising:
forming a first optically active structure for providing an electromagnetic radiation, wherein the first optically active structure is formed as or comprises one first organic optoelectronic component or a plurality of first organic optoelectronic components, wherein the first optoelectronic component is formed as a surface lighting component;
forming a measuring structure for determining the luminance distribution of the electromagnetic radiation, wherein the measuring structure comprises a plurality of second optically active structures, wherein the second optically active structures are configured as optoelectric devices and/or opoelectronic devices which take up the electromagnetic radiation provided and provide a photocurrent, respectively;
providing a waveguide designed for guiding the electromagnetic radiation provided;
wherein the first optically active structure is optically coupled to the waveguide in such a way that the electromagnetic radiation provided is provided at least partly into the waveguide, and wherein the measuring structure is optically coupled to the waveguide in such a way that the electromagnetic radiation provided is taken up by the measuring structure at least partly from the waveguide;
wherein the measuring structure is formed in such a way that the luminance distribution in the first optically active structure is determinable by determining the photocurrents provided by the second optically active structures and determining a deviation of these photocurrents from a mean photocurrent.

7. A method for operating an optoelectronic component device,
the optoelectronic component device, comprising
a first optically active structure designed for providing an electromagnetic radiation, wherein the first optically active structure is formed as or comprises one first organic optoelectronic component or a plurality of first organic optoelectronic components, wherein the first optoelectronic component is formed as a surface lighting component;
a measuring structure designed for determining the luminance distribution of the electromagnetic radiation, wherein the measuring structure comprises a plurality of second optically active structures, wherein the second optically active structures are configured as optoelectric devices and/or opoelectronic devices which take up the electromagnetic radiation provided and provide a photocurrent, respectively;
a waveguide designed for guiding the electromagnetic radiation provided;
wherein the first optically active structure is optically coupled to the waveguide in such a way that the electromagnetic radiation provided is provided at least partly into the waveguide, and wherein the measuring structure is optically coupled to the waveguide in such a way that the electromagnetic radiation provided is taken up by the measuring structure at least partly from the waveguide;
wherein the measuring structure is designed to determine the luminance distribution in the first optically active structure by determining the photocurrents provided by the second optically active structures and determining a deviation of these photocurrents from a mean photocurrent,

the method comprising:
measuring the measurement parameters of the measuring structure while the first optically active structure is optically inactive;
measuring the measurement parameters of the measuring structure while the first optically active structure is optically active;
determining the respective differences between the measurement parameters of the plurality of second optically active structures of the measuring structure with the first optically active structure being optically active and the measurement parameters with the first optically active structure being optically inactive; and
setting at least one operating parameter of the optically active structure on the basis of the measurement parameter differences among the plurality of second optically active structures.

8. The method as claimed in claim 7 ,
wherein setting the at least one operating parameter comprises changing the at least one operating parameter from a first operating parameter set to a second operating parameter set if the plurality of second optoelectronic component have a difference in the signal differences that is greater than a first trigger absolute value.

9. The method as claimed in claim 8 ,
wherein setting the at least one operating parameter comprises changing the at least one operating parameter from a first operating parameter set to a third operating parameter set if the plurality of second optoelectronic component have on average a signal difference that is less than a second trigger absolute value.

10. The method as claimed in claim 7 ,
wherein an operating parameter set comprises an operating current, an operating voltage and/or a lumina

Assignees

• Osram Oled Gmbh

Inventors

• Jaeger Arndt
• Popp Michael

Classifications

• G02B6/12004 Primary

  Combinations of two or more optical elements · CPC title

• G01R31/2635

  Testing light-emitting diodes, laser diodes or photodiodes · CPC title

• H10K65/00 Primary

  Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element and at least one organic radiation-sensitive element, e.g. organic opto-couplers (organic image sensors integrated with organic light-emitting devices H10K39/34; OLED displays integrated with photosensors H10K59/13) · CPC title

• H01L51/56

  Electricity · mapped topic

• H01L27/288

  Electricity · mapped topic