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Multiple-wavelength opto-electronic device including a superlattice

  • US 8,389,974 B2
  • Filed: 01/31/2011
  • Issued: 03/05/2013
  • Est. Priority Date: 02/16/2007
  • Status: Active Grant
First Claim
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1. An opto-electronic device comprising:

  • a substrate; and

    a plurality of active optical detectors carried by said substrate and having respective different spectral absorption responses;

    at least one active optical detector from among the plurality thereof comprising a superlattice comprising a plurality of stacked groups of layers, and each group of layers comprising a plurality of stacked semiconductor monolayers defining a base semiconductor portion and at least one non-semiconductor monolayer thereon.

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