Archive: November 29, 2012

Demystifying 2d Codes

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If you’ve worked with linear bar codes, you’re more familiar with 2d codes than you may think. Quiet Zone: Barcodes require a sufficient quiet zone, and 2d codes do, too. The rule of thumb is to have a minimum white border equal to the width of two (and up to four) modules around all four sides.The old saying is true—the more things change, the more they stay the same. Similar…

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Working with 2d Codes

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Working with 2d codes is easy, and requires essentially two components―a 2d code generator to create the code and a 2d code reader app to scan and resolve the code. How 2d Codes Work 1. A 2d code is created with a 2d code generator and incorporated into some print collateral. 2. A smart phone with a QR reader app is used to scan (take a picture) of the 2d…

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