IP Library Granted Patent US 11,031,531
Granted Patent B2
US 11,031,531 · App. 16/478,996 · Granted Jun 8, 2021

Optoelectronic component and method of producing an optoelectronic component

Inventors: Martin Brandl (Kelheim, DE); Markus Pindl (Tegernheim, DE)
Assignee: OSRAM OLED GmbH
H01L33/54H01L33/20H01L33/486H01L33/40
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Quick Facts
Patent No.
US 11,031,531
App. No.
16/478,996
Granted
Jun 8, 2021
Kind
B2
Abstract

An optoelectronic component includes a housing including a first cavity bounded by a first wall, wherein a circumferentially extending first step is formed at an inner side of the first wall, the first step circumferentially extends around the first cavity obliquely with respect to a bottom of the first cavity, a first optoelectronic semiconductor chip is arranged at the bottom of the first cavity, the first optoelectronic semiconductor chip is embedded into a first potting material arranged in the first cavity and extending from the bottom of the first cavity as far as the first step, and a first potting surface of the first potting material is formed at the first step.

Claims (12)

1. An optoelectronic component comprising a housing comprising a first cavity bounded by a first wall, wherein a circumferentially extending first step is formed at an inner side of the first wall, the first step circumferentially extends around the first cavity obliquely with respect to a bottom of the first cavity, a first optoelectronic semiconductor chip is arranged at the bottom of the first cavity, the first optoelectronic semiconductor chip is embedded into a first potting material arranged in the first cavity and extending from the bottom of the first cavity as far as the first step, a first potting surface of the first potting material is formed at the first step, and the first potting surface of the first potting material is likewise formed obliquely in a manner corresponding to an angle of inclination of the first step formed obliquely with respect to the bottom of the first cavity.

2. The optoelectronic component according to claim 1 , wherein the first step is an acute-angle at least in sections.

3. The optoelectronic component according to claim 1 , wherein the first potting surface is convex.

4. The optoelectronic component according to claim 1 , wherein the first potting surface is concave.

5. The optoelectronic component according to claim 1 , wherein the first potting material comprises a silicone or an epoxy.

6. The optoelectronic component according to claim 1 , wherein the first optoelectronic semiconductor chip is configured to emit electromagnetic radiation passing through the first potting surface in a perpendicular direction with respect to the bottom of the first cavity.

7. The optoelectronic component according to claim 1 , wherein the housing comprises a second cavity bounded by a second wall, a circumferentially extending second step is formed at an inner side of the second wall, the second step circumferentially extends around the second cavity obliquely with respect to a bottom of the second cavity, a second optoelectronic semiconductor chip is arranged at the bottom of the second cavity, the second optoelectronic semiconductor chip is embedded into a second potting material arranged in the second cavity and extending from the bottom of the second cavity as far as the second step, and a second potting surface of the second potting material is formed at the second step.

8. The optoelectronic component according to claim 7 , wherein the second potting surface is inclined oppositely compared to the first potting surface.

9. The optoelectronic component according to claim 7 , wherein the second optoelectronic semiconductor chip is configured to detect electromagnetic radiation.

10. A method of ascertaining a pulse rate and/or an oxygen saturation by utilizing an optoelectronic component according to claim 7 comprising:

emitting electromagnetic radiation by the first optoelectronic semiconductor chip, and

detecting electromagnetic radiation scattered in a patient's skin in a pulse-dependent manner.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2020
From: OSRAM OPTO SEMICONDUCTORS GMBH
To: OSRAM OLED GMBH
Reel/Frame 051464/0504 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 23, 2019
From: BRANDL, MARTIN
To: OSRAM OPTO SEMICONDUCTORS GMBH
Reel/Frame 050455/0435 →
AGREEMENT Recorded Sep 23, 2019
From: PINDL, MARKUS
To: OSRAM OPTO SEMICONDUCTORS GMBH
Reel/Frame 050459/0904 →