Patents Assigned to Commissariat à l'Éneergie Atomique et aux Énergies Alternatives
  • Optoelectronic device with light-emitting diodes and an improved radiation pattern
    Patent number: 10115864
    Abstract: An optoelectronic device provided with a support including a face having at least one concave or convex portion, the amplitude of the sagitta of said portion being higher than 1/20th of the chord of the portion, and light-emitting diodes arranged on the portion, each light-emitting diode including a cylindrical, conical or frustoconical semiconductor element in contact with the portion, the amplitude of the sagitta of the contact surface between each semiconductor element and the portion being lower than or equal to 0.5 um.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: October 30, 2018
    Assignees: Commissariat à l'Éneergie Atomique et aux Énergies Alternatives, Aledia
    Inventors: Adrien Gasse, Bernard Andre, Hubert Bono, Xavier Hugon