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Electronic Device and Method for Manufacturing Thereof

  • US 20100140734A1
  • Filed: 02/18/2010
  • Published: 06/10/2010
  • Est. Priority Date: 11/08/2006
  • Status: Active Grant
First Claim
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1. An electronic device comprising:

  • a substrate;

    a functional element formed above the substrate;

    a guard ring surrounding the functional element, the guard ring being away from the functional element;

    an interlayer insulating film surrounding the guard ring;

    a first cover layer formed above the guard ring and the functional element, the first cover layer being away from the functional element, the first cover layer including a plurality of holes; and

    a second cover layer formed above the first cover layer.

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