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Flat panel solid state light source

  • US 6,329,676 B1
  • Filed: 03/01/1999
  • Issued: 12/11/2001
  • Est. Priority Date: 03/01/1999
  • Status: Expired due to Term
First Claim
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1. A light emitting diode comprisinga substrate, a first cladding layer of a first conductivity type disposed above a portion of the substrate, the cladding layer having an upper surface, an active layer having a thickness disposed over at least a portion of the upper surface of the first cladding layer, said thickness being less than 1 μ

  • m;

    a second cladding layer of a second conductivity type disposed over the active layer, the first cladding layer, the active layer and the second cladding layer forming a ridge with a portion of the active layer exposed at a side of the ridge, a first electrode disposed to connect electrically to the first cladding layer, and a second electrode disposed to connect electrically to the second cladding layer.

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