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Ambient light sensor window coatings for electronic devices

  • US 10,288,476 B2
  • Filed: 10/13/2016
  • Issued: 05/14/2019
  • Est. Priority Date: 12/21/2015
  • Status: Active Grant
First Claim
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1. An electronic device, comprising:

  • an ambient light sensor;

    a transparent structure having a portion forming a window that is aligned with the ambient light sensor; and

    a coating on the transparent structure that is interposed between the ambient light sensor and the transparent structure and that overlaps the window, wherein the coating has a physical vapor deposition thin-film coating and a stack of dielectric layers interposed between the physical vapor deposition thin-film coating and the transparent structure.

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