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Method, circuit and apparatus for preserving and/or correcting product engineering information

  • US 6,442,727 B1
  • Filed: 10/31/2000
  • Issued: 08/27/2002
  • Est. Priority Date: 11/20/1997
  • Status: Expired due to Term
First Claim
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1. An integrated circuit, comprising:

  • at least three non-volatile storage locations spaced from each other across at least a portion of the integrated circuit, wherein each of said storage locations is adapted to receive identical information; and

    a circuit adapted to indicate correct information read from said storage locations when the identical information is read from a majority of said storage locations.

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