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.

Date of Patent:
Nov. 11, 2025

Filed:

Apr. 27, 2023
Applicant:

Stmicroelectronics (Crolles 2) Sas, Crolles, FR;

Inventor:

Francois Roy, Seyssins, FR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10H 20/01 (2025.01); H01L 21/02 (2006.01); H10F 71/00 (2025.01);
U.S. Cl.
CPC ...
H10H 20/018 (2025.01); H01L 21/02455 (2013.01); H01L 21/02469 (2013.01); H10F 71/1257 (2025.01); H10F 71/1276 (2025.01); H10F 71/137 (2025.01); H10H 20/012 (2025.01); H10H 20/0125 (2025.01); H10H 20/013 (2025.01); H10H 20/0133 (2025.01);
Abstract

An optoelectronic device is manufactured by an epitaxial growth, on each first layer of many first layers spaced apart from each other on a first support, wherein the first is made of a first semiconductor material, of a second layer made of a second semiconductor material. A further epitaxial growth is made on each second layer of a stack of semiconductor layers. Each stack includes a third layer made of a third semiconductor material in physical contact with the second layer. Each stack is then separated from the first layer by removing the second layer using an etching that is selective simultaneously over both the first and third semiconductor materials. Each stack is then transferred onto a second support. Each of the first and third semiconductor materials is one of a III-V compound or a II-VI compound.


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