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2. QR code - Wikipedia

   en.wikipedia.org/wiki/QR_Code

   The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [5] [6] [7] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [8] the pattern of position detection was found and determined by applying the least-used ratio (1:1:3 ...

3. Mobile payment - Wikipedia

   en.wikipedia.org/wiki/Mobile_payment

   QR code is a square two-dimensional bar code. QR codes have been in use since 1994. [48] Originally used to track products in warehouses, QR codes were designed to replace the older one-dimensional bar codes. The older bar codes just represent numbers, which can be looked up in a database and translated into something meaningful.

4. QR code payment - Wikipedia

   en.wikipedia.org/wiki/QR_code_payment

   A QR code payment is a mobile payment method where payment is performed by scanning a QR code from a mobile app. [1] This is an alternative to doing electronic funds transfer at point of sale using a payment terminal. [2] This avoids a lot of the infrastructure traditionally associated with electronic payments such as payment cards, payment ...

5. Don't scan: Police warn of malicious QR codes in packages

   www.aol.com/dont-scan-police-warn-malicious...

   Do not scan QR codes received in emails or text messages unless you know they are legitimate. Call the sender to confirm. Some scammers are physically pasting bogus codes over legitimate ones. If ...

6. Mobile tagging - Wikipedia

   en.wikipedia.org/wiki/Mobile_tagging

   Mobile tagging. Mobile tagging is the process of providing data read from tags for display on mobile devices, commonly encoded in a two-dimensional barcode, using the camera of a camera phone as the reader device. The contents of the tag code is usually a URL for information addressed and accessible through Internet. the mobile tagging process.

7. BharatQR - Wikipedia

   en.wikipedia.org/wiki/BharatQR

   Bijlipay became the first Indian Point-of-Sale (PoS) devices-providing company to use BharatQR on the screen of PoS machines. [7]ItzCash announced rolling-out Bharat QR code features across its retail network to scan and pay money with ItzCash's Point-of-Sale devices by presenting a cell phone to a reader, across its network of 75,000 outlets in 3,000 cities and towns across the India.