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Barcodes
The different types:
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Barcodes (codes à barres) use various protocols of codifications named symbologies that are different
depending on use or normalisation.
Here are the three kinds of major barcodes:
Unidimensionnal barcodes :
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Unidimensionnal piled barcodes :
So named because they are made of piled barcodes. They are
red verticaly by CCD or Laser readers.
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Bidimensionnal Barcodes :
So named because they are coded and red horizontaly and verticaly. They allow to code more
data on a given area.
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