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Recently we wrote about the ISO parameter Decodability. Now we will discuss Modulation, which is also somewhat difficult to understand. But first we must understand the various ways in which [...]

 Several years ago I got a speeding ticket on the Pennsylvania Turnpike. I was driving an uninspiring car and it was, well, the Pennsylvania Turnpike, an  inspiring stretch of  road. I explained [...]

 When barcode technology was new, the concept of barcode quality was limited to the print quality of the symbol. In the ensuing years barcode data  structure also became an important attribute of [...]

In the 35+ years that barcodes have been around in significant numbers, barcode verification has evolved and changed, right along with the barcodes themselves.  In the earliest days, barcode [...]