Optoelectronic component and method for producing an optoelectronic component
AssigneeOSRAM OLED GmbH
InventorThomas Wehlus
Life of this patent
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Abstract
Various embodiments may relate to an optoelectronic component, including an optoelectronic structure formed for providing an electromagnetic radiation, a measuring structure formed for measuring the electromagnetic radiation, and a waveguide formed for guiding the electromagnetic radiation. The optoelectronic structure and the measuring structure are optically coupled to the waveguide. The waveguide includes scattering centers distributed in a matrix, wherein the scattering centers are distributed in the matrix in such a way that part of the electromagnetic radiation is guided from the optoelectronic structure to the measuring structure.
Claims12
An optoelectronic component, comprising:
- an optoelectronic structure formed for providing an electromagnetic radiation;
- a measuring structure formed for measuring the electromagnetic radiation;
- and
- a waveguide formed for guiding the electromagnetic radiation, wherein the optoelectronic structure and the measuring structure are optically coupled to the waveguide;
- wherein the waveguide comprises scattering centers distributed in a matrix, wherein the scattering centers are distributed in the matrix in such a way that a portion of the electromagnetic radiation provided from the optoelectronic structure is guided from the optoelectronic structure to the measuring structure,
- wherein the scattering centers are distributed in the waveguide in a structured fashion in such a way that a first region has a first concentration of scattering centers of homogeneous distribution and at least a second region has a second concentration of scattering centers of homogenous distribution,
- wherein the first region is arranged neighboring the measuring structure and the second region is arranged neighboring the optoelectronic structure,
- wherein the first concentration and the second concentration of scattering centers is above zero and the first concentration of scattering centers is higher than the second concentration of scattering centers,
- wherein the scattering centers are distributed in the matrix in such a way that an average free path length of the electromagnetic radiation relative to a thickness of the waveguide in each of the first region and the second region is in a ratio in a range of approximately 0.1 to approximately 10.0.
A method for producing an optoelectronic component, the method comprising:
- providing at least one part of a waveguide formed for guiding an electromagnetic radiation;
- forming an optoelectronic structure for providing the electromagnetic radiation;
- and
- forming a measuring structure for measuring the electromagnetic radiation;
- wherein the optoelectronic structure and the measuring structure are formed in a manner optically coupled to the waveguide;
- wherein the waveguide comprises scattering centers distributed in a matrix, wherein the scattering centers are distributed in the matrix in such a way that a portion of the electromagnetic radiation provided from the optoelectronic structure is guided from the optoelectronic structure to the measuring structure,
- wherein the scattering centers are distributed in the waveguide in a structured fashion in such a way that a first region has a first concentration of scattering centers of homogeneous distribution and at least a second region has a second concentration of scattering centers of homogeneous distribution,
- wherein the first region is arranged neighboring the measuring structure and the second region is arranged neighboring the optoelectronic structure, wherein the first concentration and the second concentration of scattering centers is above zero and the first concentration of scattering centers is higher than the second concentration of scattering centers,
- wherein the scattering centers are distributed in the matrix in such a wave that an average free path length of the electromagnetic radiation relative to a thickness of the waveguide in each of the first region and the second region is in a ratio in a range of approximately 0.1 to approximately 10.0.
Dependencies are inferred from the claim text.