Product provided with a coding pattern and apparatus and method for reading the pattern
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United States of America Patent
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Sep 17, 2013
Grant Date -
Aug 2, 2012
app pub date -
Apr 5, 2012
filing date -
Oct 1, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
A product has a surface and a plurality of marks detectable on the surface, wherein each mark is arranged at a predetermined displacement value relative to a raster location, wherein each mark has associated with the mark a displacement value corresponding to each mark's displacement relative to the raster location, and wherein a plurality of displacement values collectively encode a position on the surface.
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