2D Symbology
2D symbology is a two-dimensional matrix that has a pattern of elements that carries information in two directions: vertically and horizontally. Matrix symbols can encode hundreds of times as much data as linear barcodes.
QR Code symbol is an example of 2D symbology and can hold more than 7,000 digits or 4,000 characters of text, whereas the most complex linear codes have a maximum capacity of approximately 30 characters.
Related Terms: Universal Product Code (UPC)
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