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Calibration substrate

  • US 7,994,803 B2
  • Filed: 09/29/2009
  • Issued: 08/09/2011
  • Est. Priority Date: 07/09/2004
  • Status: Expired due to Fees
First Claim
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1. A calibration substrate for use in calibrating/deskewing drive channels of a machine, said machine having a plurality of first drive channels and a compare channel, said calibration substrate comprising:

  • a plurality of first input terminals disposed to receive input from said plurality of first drive channels;

    a first buffer, wherein said first input terminals are electrically connected to an input of said first buffer;

    a first detector configured to receive as input an output of said first buffer; and

    a first output terminal electrically connected to an output of said first detector and configured to connect electrically with said compare channel.

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