×

Sensor device including one or more metal-dielectric optical filters

  • US 9,448,346 B2
  • Filed: 12/19/2012
  • Issued: 09/20/2016
  • Est. Priority Date: 12/19/2012
  • Status: Active Grant
First Claim
Patent Images

1. A sensor device comprising:

  • one or more sensor elements; and

    one or more optical filters disposed over the one or more sensor elements, wherein each of the one or more optical filters includes;

    a plurality of dielectric layers; and

    a plurality of metal layers stacked in alternation with the plurality of dielectric layers, whereineach of the plurality of metal layers has a tapered edge, at a periphery of the optical filter, that is encapsulated by one or more of the plurality of the dielectric layers, andeach of the plurality of metal layers is separated from a substrate of an optical filter, of the one or more optical filters, using at least one of the plurality of dielectric layers.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×