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Dynamic mask for producing uniform or graded-thickness thin films

  • US 7,062,348 B1
  • Filed: 07/13/2000
  • Issued: 06/13/2006
  • Est. Priority Date: 07/13/2000
  • Status: Active Grant
First Claim
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1. In a method for the vapor deposition of thin single layer or multilayer films on a substrate, the improvement comprising:

  • positioning a computer controlled dynamic mask adjacent said substrate to block a portion of deposition material directed toward said substrate,moving said mask relative to said substrate, andcontrolling acceleration, velocity, and position of said dynamic mask by said computer to precisely tailor film thickness distribution.

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