IP Library Granted Patent US 10,153,414
Granted Patent B2
US 10,153,414 · App. 15/559,946 · Granted Dec 11, 2018

Optoelectronic component

Inventors: Hubert Halbritter (Dietfurt-Toeging, DE); Britta Goeoetz (Regensburg, DE)
Assignee: OSRAM Opto Semiconductors GmbH
H01L33/60H01L33/46H01L33/483H01L33/50H01L33/507H01L33/54
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Quick Facts
Patent No.
US 10,153,414
App. No.
15/559,946
Granted
Dec 11, 2018
Kind
B2
Abstract

An optoelectronic component includes an optoelectronic semiconductor chip configured to emit electromagnetic radiation including a wavelength from a first spectral range, a wavelength-converting element configured to convert electromagnetic radiation including a wavelength from the first spectral range into electromagnetic radiation including a wavelength from a second spectral range, and a reflective element including a first reflectivity in the first spectral range and a second reflectivity in the second spectral range, wherein the first spectral range is below 1100 nm, and the second spectral range is above 1200 nm.

Claims (22)

1. An optoelectronic component comprising:

an optoelectronic semiconductor chip configured to emit electromagnetic radiation comprising a wavelength from a first spectral range,

a wavelength-converting element configured to convert electromagnetic radiation comprising a wavelength from the first spectral range into electromagnetic radiation comprising a wavelength from a second spectral range, and

a reflective element comprising a first reflectivity in the first spectral range and a second reflectivity in the second spectral range,

wherein the first spectral range is below 1100 nm, and

the second spectral range is above 1200 nm.

2. The optoelectronic component according to claim 1 ,

wherein the reflective element is arranged between the optoelectronic semiconductor chip and the wavelength-converting element, and

the first reflectivity is less than the second reflectivity.

3. The optoelectronic component according to claim 2 , wherein the reflective element is arranged on a radiation emission face of the optoelectronic semiconductor chip.

4. The optoelectronic component according to claim 1 ,

wherein the wavelength-converting element is arranged between the optoelectronic semiconductor chip and the reflective element, and

the first reflectivity is greater than the second reflectivity.

5. The optoelectronic component according to claim 4 , wherein the reflective element is arranged on a carrier plate.

6. The optoelectronic component according to claim 5 , wherein the carrier plate comprises silicon.

7. The optoelectronic component according to claim 4 , wherein the reflective element is applied on a top side of the wavelength-converting element.

8. The optoelectronic component according to claim 4 ,

wherein the optoelectronic component comprises a further reflective element, arranged between the optoelectronic semiconductor chip and the wavelength-converting element, and

the further reflective element comprises a lower reflectivity in the first spectral range than in the second spectral range.

9. The optoelectronic component according to claim 1 , wherein the reflective element is configured as a Bragg mirror.

10. The optoelectronic component according to claim 1 , wherein the optoelectronic semiconductor chip is embedded into the wavelength-converting element.

11. The optoelectronic component according to claim 1 , wherein the wavelength-converting element comprises quantum dots.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2020
From: OSRAM OPTO SEMICONDUCTORS GMBH
To: OSRAM OLED GMBH
Reel/Frame 051467/0906 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 7, 2017
From: HALBRITTER, HUBERT; GOEOETZ, BRITTA
To: OSRAM OPTO SEMICONDUCTORS GMBH
Reel/Frame 044328/0206 →
Priority Claims (1)
DE 10 2015 104 237 · Mar 20, 2015 · national
Continuity (1)
Related Publication 20180076366A1 · Mar 15, 2018