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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 ...
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 ...
Launched. September 13, 2009; 14 years ago (2009-09-13) Current status. Active. Bitly is a URL shortening service and a link management platform. The company Bitly, Inc. was established in 2008. It is privately held and based in New York City. Bitly shortens 600 million links per month, [4] for use in social networking, SMS, and email.
In 2020, Alipay used a QR code system to help in containing the COVID-19 outbreak. The health code system tags users one of three colors according to their location, basic health information and travel history. [36] "Beauty filters" were included to Alipay's face-scan payment system in a new upgrade that was released in July 2019.
Standard. RFC 6350. vCard, also known as VCF (Virtual Contact File), is a file format standard for electronic business cards. vCards can be attached to e-mail messages, sent via Multimedia Messaging Service (MMS), on the World Wide Web, instant messaging, NFC or through QR code. They can contain name and address information, phone numbers, e ...
QR codes can be of two main categories: [49] [citation needed] The QR code is presented on the mobile device of the person paying and scanned by a POS or another mobile device of the payee; The QR code is presented by the payee, in a static or one time generated fashion and it is scanned by the person executing the payment
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