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LIGHT EMITTING DEVICE, LIGHT EMITTING DEVICE PACKAGE AND LIGHTING SYSTEM INCLUDING THE SAME

  • US 20100230701A1
  • Filed: 03/09/2010
  • Published: 09/16/2010
  • Est. Priority Date: 03/10/2009
  • Status: Active Grant
First Claim
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1. A light emitting device, comprising:

  • an electrode layer;

    a dielectric pattern provided on the electrode layer; and

    a light emitting structure comprising a first semiconductor layer, an active layer, and a second semiconductor layer provided over the dielectric pattern, wherein a distance between a bottom of portions of the first semiconductor layer provided over the dielectric pattern and the active layer is about 5×

    λ

    /n or less, wherein λ

    is a centric wavelength of the active layer and n is a refractive index of the light emitting structure.

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