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2. QR code payment - Wikipedia

   en.wikipedia.org/wiki/QR_code_payment

   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 ...

3. 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. [6] [7] [8] 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; [9] the pattern of position detection was found and determined by applying the least-used ratio (1:1:3 ...

4. Unified Payments Interface - Wikipedia

   en.wikipedia.org/wiki/Unified_Payments_Interface

   The primary user must first select a contact number from the contact list and then scan the QR code or input their UPI ID in order to link. Eventually, primary users will be able to connect with secondary users by choosing a contact number from the contact list alone, rather than scanning a QR code.

5. Mobile payment - Wikipedia

   en.wikipedia.org/wiki/Mobile_payment

   QR, or "quick response", bar codes were designed to contain the meaningful information directly in the bar code. QR codes can be of two main categories: [49][citation needed] Mobile self-checkout allows for one to scan a QR code or barcode of a product inside a brick-and-mortar establishment in order to purchase the product on the spot.

6. NETS (company) - Wikipedia

   en.wikipedia.org/wiki/NETS_(company)

   NETS Contactless is supported on Android devices via NFC and HCE, and NETS QR is supported on Android & iOS devices via QR code. ATM cardholders can digitise their bankcards with the app, replacing the debit card chip and PIN transaction at point-of-sale terminals that have been upgraded to accept contactless and QR code payments.

7. Maya (mobile payments) - Wikipedia

   en.wikipedia.org/wiki/Maya_(mobile_payments)

   Maya Wallet, powered by Maya Philippines, Inc. and commonly still referred to as PayMaya, allows money transfers between Maya users; send money to other local banks; pay recurring bills; purchase mobile and gaming prepaid credits; pay offline merchants by scanning unique QR codes; checkout from online stores using virtual or physical cards; and ...