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Vertical cavity surface emitting laser using photonic crystals

  • US 6,829,281 B2
  • Filed: 06/19/2002
  • Issued: 12/07/2004
  • Est. Priority Date: 06/19/2002
  • Status: Expired due to Term
First Claim
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1. A vertical cavity surface emitting laser comprising:

  • a lower mirror layer formed on a substrate, wherein the lower mirror layer comprises a lower photonic crystal having a cavity structure that includes one or more cavities and at least one distributed bragg reflector layer;

    an upper mirror layer; and

    an active region formed between the lower mirror layer and the upper mirror layer wherein photons are reflected between the lower mirror layer and the upper mirror layer through the active region.

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