×

Wavelength conversion film and light emitting device package including the same

  • US 9,929,320 B2
  • Filed: 12/16/2015
  • Issued: 03/27/2018
  • Est. Priority Date: 12/18/2014
  • Status: Active Grant
First Claim
Patent Images

1. A light emitting device package comprising:

  • a package body;

    a light emitting device coupled to at least a first portion of the package body; and

    a wavelength conversion film disposed on the light emitting device so that light emitted by the light emitting device passes through the wavelength conversion film,wherein the wavelength conversion film comprises a wavelength conversion material that changes a wavelength of the light emitted by the light emitting device,the wavelength conversion film includes a first layer disposed to be adjacent to the light emitting device and having a first refractive index, and a second layer attached to the first layer and having a second refractive index less than the first refractive index of the first layer and greater than a third refractive index of air, andthe package body includes a reflective wall attached to a side surface of the light emitting device.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×