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Array substrate for display device

  • US 20070019122A1
  • Filed: 07/20/2006
  • Published: 01/25/2007
  • Est. Priority Date: 07/20/2005
  • Status: Abandoned Application
First Claim
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1. An array substrate comprising:

  • a substrate having a display area and a peripheral area surrounding the display area; and

    a switching device formed on the display area and having a gate electrode, a source electrode and a drain electrode, wherein the gate electrode includes a first metal layer, a second metal layer stacked on the first metal layer, and a third metal layer stacked on the second metal layer, and wherein the third metal layer is formed by nitrating the second metal layer.

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