QR code
id:
qr-code-221-401511
title:
QR code
text:
A QR code is a type of two-dimensional matrix barcode, invented in 1994, by Japanese company Denso Wave for labelling automobile parts. It features black squares on a white background with fiducial markers, readable by imaging devices like cameras, and processed using Reed–Solomon error correction until the image can be appropriately interpreted. The required data are then extracted from patterns that are present in both the horizontal and the vertical components of the QR image. Whereas a barco
brand slug:
wiki
category slug:
encyclopedia
description:
Type of matrix barcode
original url:
https://en.wikipedia.org/wiki/QR_code
date created:
2004-07-16T03:01:20Z
date modified:
2024-09-13T16:01:45Z
main entity:
{"identifier":"Q12203","url":"https://www.wikidata.org/entity/Q12203"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/d/d0/QR_code_for_mobile_English_Wikipedia.svg","width":296,"height":296}
fields total:
13
integrity:
16