QR code (quick response code) is a type of two dimensional (2D) bar code. It will allow the user to access information through the digital camera on a smartphone or tablet. QR stands for “Quick Response.” QR codes are capable of storing lots of data. But no matter how much they contain when scanned, the QR code should allow the user to access information instantly – hence why it’s called a Quick Response code. QR code definition and meaning :
What are QR codes?
A QR code is a type of barcode that can be read easily by a digital device and which stores information as a series of pixels in a square-shaped grid.
QR codes are frequently used to track information about products in a supply chain and – because many smartphones have built-in QR readers – they are often used in marketing and advertising campaigns.
The first QR code system was invented in 1994 by the Japanese company Denso Wave, a Toyota subsidiary. It is designed to track their car parts In a accurate way during way. Now it’s used in big and small business. Due to it’s fast readability and comparatively large storage capacity ,it became more popular.
A qr code uses four standardized encoding modes to store data that is:
- Byte/ binary
Standard barcodes can only be read in one direction top to bottom. That means they can only store a small amount of information, usually in an alphanumeric format. But a QR code is read in two directions – top to bottom and right to left. This allows it to store more data.
The data stored in a QR code can include website URLS, phone numbers, or up to 4,000 characters of text.
QR codes can also be used to:
- To download an app on play store it will link directly to Google
- Authenticate online accounts and verify login
- Access Wi-Fi by storing encryption details such as SSID, password, and encryption type.
- Send and receive payment
|One dimensional||Two dimensional|
|Only read in horizontal||Read in both horizontal and vertically|
|Holds limited amount of data-upc= 12 digits||4000 characters of information|
Nowadays, Qr code plays a vital role. It’s easy for you, easy for your customers and it’s COVID Safe. At the end of the day, QR codes benefit a lot of industries. We can saves time and energy, it also allows you to properly measure your marketing campaign.
This blog is authored by Lalitha B- Technocrat Club