Glossary Entry: QR code

A QR code is a square pattern made out of black and white pixels. These form a 2D "bar code" that can be read by your smartphone or other program. The typically store text or links to websites.

A QR code -- try reading it!

Aside: The term "QR code" is a registered trademark of DENSO WAVE INCORPORATED. This trademark applies only to the term, not to the patterns themselves.

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