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Coding and Decoding Methods and Apparatuses

  • US 20090078475A1
  • Filed: 06/16/2006
  • Published: 03/26/2009
  • Est. Priority Date: 06/17/2005
  • Status: Active Grant
First Claim
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1. A method for generating a combined position and information code to be applied on base, comprisinggenerating an electronic representation of a position code, which comprises a plurality of coding marks and which codes a plurality of positions, each position being coded by a first predetermined number of coding marks,defining groups of coding marks in the position code, each group including a larger number of coding marks than said predetermined number of coding marks, andcoding an information item in said groups of coding marks by using at least some of the coding marks in each group of coding marks.

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