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  2. QR codes - Wikipedia

    en.wikipedia.org/?title=QR_codes&redirect=no

    QR codes. From the plural form: This is a redirect from a plural noun to its singular form. This redirect link is used for convenience; it is often preferable to add the plural directly after the link (for example, [ [link]]s ). However, do not replace these redirected links with a simpler link unless the page is updated for another reason (see ...

  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. 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; the pattern of position detection was found and determined by applying the least-used ratio (1:1:3:1:1) in black ...

  4. Masahiro Hara - Wikipedia

    en.wikipedia.org/wiki/Masahiro_Hara

    The code was introduced in 1994. In 2021, QR codes were being used to book and track COVID-19 tests and contact tracing. Hara has stated that he would like to develop QR codes for additional medical purposes, including imaging such as x-rays or electrocardiogram data. Hara still works for Denso as of 2022.

  5. QR Codes Are Reshaping Public Transit, But Are They Safe? - AOL

    www.aol.com/qr-codes-reshaping-public-transit...

    In most cases, those QR codes still connect to some form of data to make them work, so even when boarding public transit, a user might be giving the transit agency that data. Sarah Kaufman from ...

  6. 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 ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

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