QR Code

A two-dimensional barcode format that efficiently stores alphanumeric characters; often a URL. QR codes are often used for consumer applications as they are more recognizable as being a consumer barcode than other formats.

Data Matrix has started to replace QR Codes in several major deployments as Data Matrix is not encumbered by patent issues.

Quiet Space

A QR code must have an area of white quiet space around it such that it can be properly identified by a reading device.

Example

This is a QR Code for http://gototags.com

Other Resources

Updated on October 21, 2019

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