What's a QR code

QR codes (Quick Response) are two-dimensional barcodes.

When were QR codes created?

They were created in 1994 by an automotive industry to track vehicles during manufacture.

Why were QR codes created?

They were designed to be able to read the content at high speed.

QR codes today

20 years later, QR codes have become the most cost effective technology linking the physical world with the digital world.

QR Code Uses

When scanning a QR code, the user can get instant access to a website, a vCard, a YouTube video, a social network, even download a file, receive a discount coupon, a payment via PayPal… The sky's the limit!

Who Can Use QR Codes?

Govs, institutions, NGOs, cities, food brands, marketing agencies, packaging companies, industries to improve product tracking, companies for control and communication; large, small and private companies. In short, everyone in the need to communicate with its audience.

How to Scan a QR Code

1

Can You See it Properly?

Make sure the QR code is not damaged nor deformed.

2

Open the App

Most devices have one already installed. If not, check your Store.

3

Device Over the Code

Place the phone over the code as if you were taking a picture of it. If the conditions are good, your phone should read it in a snap.

Version Information

There are many different versions of the QR codes. This identify which one is being used in a particular code.

Format Information

It stores information about the error correction level and the masking pattern.

Data and error correction keys

It contains the information of the code itself.

Required patterns

Everything within a QR code that can't be damaged or covered, in order for the QR code to work.

Position Pattern

It determines the direction, allowing 360º reading of the code.

Alignment Pattern

It ensures that the code can be read in case it's printed on a curved surface or distorted because of the angle.

Timing Pattern

They enable the decoder to determine the width of the data matrix.

Quiet zone

It helps isolate the code of its surroundings. Hint: don't forget to leave always an empty space around the QR code.