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Data storage device incorporating a two-dimensional code

  • US 7,222,799 B2
  • Filed: 04/18/2005
  • Issued: 05/29/2007
  • Est. Priority Date: 03/16/1997
  • Status: Expired due to Fees
First Claim
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1. A data storage device which comprisesa data carrier having at least one planar surface;

  • andan array of detectable items positioned on the planar surface and detectable with a sensing device, the array being configured to represent a two-dimensional code that defines at least executable instructions and redundancy encoding to impart fault tolerant characteristics to the code, the executable instructions including image processing algorithms, wherein the redundancy encoding includes reed-solomon fault correction encoding.

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