Two-Dimensional Barcodes Having A Plurality of Different Regions
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United States of America Patent
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Issued Date -
Aug 20, 2015
app pub date -
Apr 26, 2012
filing date -
Apr 26, 2012
priority date (Note) -
Abandoned
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Abstract
An embodiment of a two-dimensional barcode has a number of regions. A first region of the number of regions comprises black and white modules and one or more first colored modules. The one or more first colored modules encode data that is readable by reading the one or more first colored modules as white modules and different data that is readable by reading the one or more first colored modules based on their color. A second region of the number of regions comprises black and white modules only or comprises black and white modules and one or more second colored modules. The one or more second colored modules encode data that is readable by reading the one or more second colored modules as white modules and different data that is readable by reading the one or more second colored modules based on their color.
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