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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12484352 B1

PDFFull Text
Date of Patent:
Nov. 25, 2025

Filed:

Jun. 08, 2021

Light emitting device, pixel comprising several such devices, matrix of pixels and associated manufacturing methods

Applicant:

Commissariat À L'energie Atomique ET Aux Energies Alternatives, Paris, FR;

Inventors:

Badhise Ben Bakir, Grenoble, FR;

Adrien Gasse, Grenoble, FR;

Gilles Le Blevennec, Grenoble, FR;

Nicolas Olivier, Grenoble, FR;

Assignee:

COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, Paris, FR;

Attorney:

Pillsbury Winthrop Shaw Pittman LLP

Primary Examiner:

Feifei Yeung Lopez

Int. Cl.
CPC ...
H10H 20/856 (2025.01); H01L 25/16 (2023.01); H10H 20/01 (2025.01); H10H 20/812 (2025.01); H10H 20/814 (2025.01); H10H 29/14 (2025.01);
U.S. Cl.
CPC ...
H10H 20/856 (2025.01); H01L 25/167 (2013.01); H10H 20/01 (2025.01); H10H 20/812 (2025.01); H10H 20/814 (2025.01); H10H 29/142 (2025.01); H10H 20/0362 (2025.01); H10H 20/0363 (2025.01);
Abstract

An optoelectronic light emitting device includes a light emitting diode configured to emit a first radiation, a conversion layer including at least one planar quantum well configured to convert the first radiation into a second radiation, by photoluminescence, a grating for extracting the second radiation being etched on an upper face of the layer, and a lateral reflector having a reflective surface which extends facing part at least of a lateral surface of the conversion layer.

Find Patent Forward Citations

Ben Bakir, Badhise. (2025). Light emitting device, pixel comprising several such devices, matrix of pixels and associated manufacturing methods (U.S. Patent No. 12484352). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12484352

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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