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Electroluminescent device and fabrication method for a light detection system

  • US 5,872,355 A
  • Filed: 04/09/1997
  • Issued: 02/16/1999
  • Est. Priority Date: 04/09/1997
  • Status: Expired due to Term
First Claim
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1. A device for a light detection system comprising:

  • a transparent substrate having opposed first and second surfaces;

    an electroluminescent layer stack having first and second electrode layers on opposed sides of an active layer, said layer stack extending continuously along said first surface of said transparent substrate, said second electrode layer being patterned to define a transparent light collection path for passage of backreflected light through said layer stack; and

    an illumination collector aligned with said illumination-free zone to receive said backreflected light.

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