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Infrared light sources with semimetal electron injection

  • US 5,995,529 A
  • Filed: 04/10/1997
  • Issued: 11/30/1999
  • Est. Priority Date: 04/10/1997
  • Status: Expired due to Term
First Claim
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1. An infrared light source comprising:

  • (a) a semiconductor substrate; and

    (b) at least one active region epitaxially grown on the semiconductor substrate, with the active region comprising a pair of adjacent semiconductor layers forming a semimetal region, and at least one quantum-well layer wherein infrared light is generated proximate to the semimetal region.

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