QR Codes – Response Codes Made Easy

QR Codes

QR Codes – response codes made easy. QR (quick response) barcodes are 2D barcodes invented by Denso Wave.

QR codes can be scanned by cell phones as well as dedicated barcode scanners. 2D barcodes like QR hold more data than UPC, Code 128, Code 39, or other 1D symbologies.

QR Codes – QR barcodes are suited for double byte languages like Japanese, Chinese, and Korean. They can be formatted to encode URLs, SMS text messages, emails, phone numbers, contact info, calendar events, lat/long, and other data.

QR Codes - Quick Response Code

Qr Codes - Quick Response Code

Qr codes – phone apps can recognize the various QR barcode types and react accordingly. A url in a QR barcode would launch the phone’s browser, an SMS would launch the messaging application, contact info the address book, etc.

What do QR barcodes look like? QR symbols are square and look like small crossword puzzles. They can be identified by the three position marks in the corners and the alignment mark in the other corner.

How do QR barcodes work? The Denso Wave site has a good overview of QR’s unique features. The are several distinct portions in a QR barcode. QR is covered by ISO/IEC 18004:2006

What are QR barcodes used for? Google’s ZXing (Zebra crossing) web site has details about the various types of data that can be included in a QR barcode…

While every business’s needs and goals differ, here are simple steps for using QR barcodes you may want to consider. Using QR symbols to drive mobile traffic is new, at least in the Australia. As the mobile web continues to escalate, no one can afford to learn lessons the hard way.

Think of QR symbols as phone macros. They initiate an action on your phone (text is displayed, music is played, a map appears, video launches, you land on a web page, etc.) Scan a specific checkerboard pattern and a smartphone will react in a specific way.

QR Codes


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