The full form of the QR Code is a Quick Response Code. It is a brand name or a type of dot matrix-based 2D bar code. In order to track the evolution of automobiles, Denso Wave, a Japanese automaker, conceived or developed it in Japan in 1994. Later, it gained notoriety outside the automobile industry due to its straightforward readability and large storage capacity compared to traditional UPC barcodes.
- A square grid of black squares with white backgrounds is a representation of a QR code.
- A device for imaging, such as a telescope, a smartphone with a camera, a QR reader, etc., can be interpreted both horizontally and vertically.
- We may assert that it is an optical label that can be read by machines and that contains data about the object, thing, or product to which it is connected.
- Upon scanning, the imaging gadget converts the code’s dots into numbers or a string of letters.
- Scanning a QR code with your smartphone may activate a URL in your phone’s web browser.
- The QR codes have a square shape, which controls the code’s orientation and makes each one distinct.
- There is no way that two QR codes could be alike.
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Advantages of QR codes
- The QR code has two important advantages over traditional UPCs.
- Because a QR code is a two-dimensional UPC rather than a one-dimensional UPC, it can store a lot more data.
- It is simple to scan a QR code from a phone but more difficult to scan a traditional UPC.
- Additionally, it has made it possible to utilise your smartphone’s QR code as an event pass, boarding card for a movie, or boarding pass for an airport.