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Single or multi-color high efficiency light emitting diode (LED) by growth over a patterned substrate

  • US 8,390,011 B2
  • Filed: 06/04/2010
  • Issued: 03/05/2013
  • Est. Priority Date: 02/28/2005
  • Status: Active Grant
First Claim
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1. An opto-electronic device, comprising:

  • (a) a patterned layer that includes a patterned, pierced or perforated mask; and

    (b) an active layer formed over the patterned layer;

    (c) wherein a refractive index of the patterned layer and a pattern of holes in the patterned layer are configured for controlling confinement or extraction of light emissions of the active layer into radiative and guided modes.

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