IP Library Granted Patent US 8,431,422
Granted Patent B2
US 8,431,422 · App. 12/922,397 · Granted Apr 30, 2013

Method for producing a multiplicity of optoelectronic components

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Quick Facts
Patent No.
US 8,431,422
App. No.
12/922,397
Granted
Apr 30, 2013
Kind
B2
Abstract

A method for producing a multiplicity of optoelectronic components includes providing a semiconductor body carrier including on a first main area a multiplicity of semiconductor bodies, each provided with a contact structure and having an active layer that generates electromagnetic radiation, in a semiconductor layer sequence, and forming a planar filling structure on the first main area such that the planar filling structure at least partly covers regions of the contact structure and the semiconductor body carrier without covering the semiconductor body.

Claims (33)

1. A method for producing a multiplicity of optoelectronic components comprising:

providing a semiconductor body carrier comprising on a first main area a multiplicity of semiconductor bodies, each provided with a contact structure and having an active layer that generates electromagnetic radiation, in a semiconductor layer sequence, wherein providing the semiconductor body carrier comprises transferring the multiplicity of the semiconductor bodies from at least one wafer assembly individually or jointly to the semiconductor body carrier, and

forming a planar tilling structure on the first main area such that the planar filling structure at least partly covers regions of the contact structure and the semiconductor body carrier without covering the semiconductor body, by forming a patterned resist layer that covers at least the semiconductor body, forming the planar filling structure outside the patterned resist layer, and removing the patterned resist layer.

2. The method as claimed in claim 1 ,

wherein providing the semiconductor body carrier comprises transferring the multiplicity of the semiconductor bodies from a wafer assemblage individually to the semiconductor body carrier.

3. The method as claimed in claim 2 ,

wherein the multiplicity of the semiconductor bodies are arranged in a freely selectable grid on the semiconductor body carrier.

4. The method as claimed in claim 1 ,

wherein providing the semiconductor body carrier comprises transferring the multiplicity of the semiconductor bodies from a plurality of wafer assemblages individually to the semiconductor body carrier, Wherein semiconductor bodies of different wafer assemblages comprise different active layers that generates electromagnetic radiation.

5. The method as claimed in claim 4 ,

wherein the multiplicity of the semiconductor bodies are arranged in a freely selectable grid on the semiconductor body carrier.

6. The method as claimed in claim 1 ,

wherein the multiplicity of semiconductor bodies are transferred by an auxiliary carrier.

7. The method as claimed in claim 1 ,

wherein a converter is arranged on the first main area, an intermediate layer is arranged between the converter and a side of the semiconductor body opposite to the first main area.

8. The method as claimed in claim 7 ,

wherein a lens is applied on the converter.

9. The method as claimed in claim 1 ,

wherein the semiconductor body carrier comprises a semiconducting material in which a protective diode is formed, said protective diode being connected to connection areas of the contact structure.

10. The method as claimed in claim 1 ,

wherein a protective diode is arranged on the semiconductor body carrier, the protective diode being connected to connection areas of the contact structure.

11. The method as claimed in claim 1 ,

wherein the semiconductor body carrier has connection areas connected to a side of the semiconductor body carrier opposite to the first main area via plated-through holes to enable surface mounting of the optoelectronic component.

12. The method as claimed in claim 1 ,

wherein one or a plurality of optoelectronic components is/are singulated by separation of the semiconductor body carrier.

13. The method as claimed in claim 1 ,

wherein a plurality of optoelectronic components are singulated by separation of the semiconductor body carrier such that an assemblage of a plurality of optoelectronic components is formed, wherein optoelectronic components at an edge of the assemblage contact optoelectronic components in the inner portion of the assemblage by bridge contacts.

14. A method for producing a multiplicity of optoelectronic components comprising:

providing a semiconductor body carrier comprising on a first main area a multiplicity of semiconductor bodies, each provided with a contact structure and having an active layer that generates electromagnetic radiation, in a semiconductor layer sequence, wherein providing the semiconductor body carrier comprises transferring the multiplicity of the semiconductor bodies from at least one wafer assembly individually or jointly to the semiconductor body carrier, and

forming a planar filling structure on the first main area such that the planar filling structure at least partly covers regions of the contact structure and the semiconductor body carrier without covering the semiconductor body, wherein the planar filling structure is arranged at a distance from at least one sidewall of the semiconductor bodies to form a mirror layer laterally with respect to the semiconductor bodies.

15. A method for producing a multiplicity of optoelectronic components comprising:

providing a semiconductor body carrier comprising on a first main area a multiplicity of semiconductor bodies, each provided with a contact structure and having an active layer that generates electromagnetic radiation, in a semiconductor layer sequence, wherein providing the semiconductor body carrier comprises transferring the multiplicity of the semiconductor bodies from at least one wafer assembly individually or jointly to the semiconductor body carrier, and

forming a planar filling structure comprising benzocyclobutene on the first main area such that the planar filling structure at least partly covers regions of the contact structure and the semiconductor body carrier without covering the semiconductor body wherein the planar filling structure is arranged at a distance from at least one sidewall of the semiconductor bodies to form a mirror layer laterally with respect to the semiconductor bodies.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2020
From: OSRAM OPTO SEMICONDUCTORS GMBH
To: OSRAM OLED GMBH
Reel/Frame 051467/0906 →