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.:
Date of Patent:
Oct. 05, 2021
Filed:
Jun. 16, 2016
Commissariat a L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Centre National DE LA Recherche Scientifique, Paris, FR;
Michel El Khoury Maroun, Antibes, FR;
Guy Feuillet, Saint-martin d'uriage, FR;
Philippe Vennegues, Antibes, FR;
Jesus Zuniga Perez, Biot, FR;
Abstract
A method making it possible to obtain, on an upper surface of a crystalline substrate, a semipolar layer of nitride material comprising any one from among gallium, aluminium or indium, the method comprises the following steps: obtaining, on the upper surface of the crystalline substrate, a plurality of parallel grooves which extend in a first direction, one of the two opposite facets exhibiting a crystal orientation; etching a plurality of parallel slices which extend in a second direction that has undergone a rotation with respect to the first direction of the grooves in such a way as to obtain individual facets exhibiting a crystal orientation; epitaxial growth of the material from the individual facets.