Patents Assigned to Commisariat à l'Énergie et aux Énergies Alternatives
  • Optoelectronic device comprising light-emitting diodes with improved light extraction
    Patent number: 9601543
    Abstract: An optoelectronic device including a semiconductor substrate having a face, light-emitting diodes arranged on the face and including wired conical or frustoconical semiconductor elements, and an at least partially transparent dielectric layer covering the light-emitting diodes, the refractive index of the dielectric layer being between 1.6 et 1.8.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: March 21, 2017
    Assignees: ALEDIA, Commisariat à l'Énergie et aux Énergies Alternatives
    Inventors: Tiphaine Dupont, Yohan Desieres