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  2. Contactless payment - Wikipedia

    en.wikipedia.org/wiki/Contactless_payment

    EMV contactless symbol used on compatible payment terminals. EMV stands for "Europay, Mastercard, and Visa", the three companies that created the standard.Contactless payment systems are credit cards and debit cards, key fobs, smart cards, or other devices, including smartphones and other mobile devices, that use radio-frequency identification (RFID) or near-field communication (NFC) for ...

  3. Near-field communication - Wikipedia

    en.wikipedia.org/wiki/Near-field_communication

    Near-field communication (NFC) is a set of communication protocols that enables communication between two electronic devices over a distance of 4 cm (1 + 1 ⁄ 2 in) or less. [1] NFC offers a low-speed connection through a simple setup that can be used for the bootstrapping of capable wireless connections. [2]

  4. List of NFC-enabled mobile devices - Wikipedia

    en.wikipedia.org/wiki/List_of_NFC-enabled_mobile...

    Nokia 6131 NFC version only [6] 6212 classic Series 40 April 2009 all versions [7] 6216 classic Series 40 Cancelled all versions [8] Sagem: Cosyphone all versions [9] my700X ContactLess February 2006 all versions [10] Samsung: SGH-D500: Q4 2004 Samsung SGH-D500E variant only [1] SGH-X700 Q2 2005 Samsung SGH-X700N variant only [1] Sonim XP1301 ...

  5. Symbols Around Us: Guess The Real Meaning Of 30 Well-Known Icons

    www.aol.com/lifestyle/does-symbol-mean-trivia-30...

    From mathematical symbols to road signs, these icons play a crucial role in our lives, often conveying a powerful meaning with just a simple image.In this trivia quiz, we challenge you to identify ...

  6. ISO/IEC 14443 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_14443

    Ventra cards used in bus and trains; MIFARE cards (partial or full implementation, depending on product); Biometric passports; EMV payment cards (PayPass, Visa payWave, ExpressPay)

  7. National Football Conference - Wikipedia

    en.wikipedia.org/wiki/National_Football_Conference

    The National Football Conference (NFC) is a conference of the National Football League (NFL), the highest level of professional American football in the United States. The NFC and its counterpart, the American Football Conference (AFC), each have 16 teams organized into four divisions .

  8. Bluetooth Low Energy beacon - Wikipedia

    en.wikipedia.org/wiki/Bluetooth_low_energy_beacon

    Although the near-field communication (NFC) environment is very different and has many non-overlapping applications, it is still compared with iBeacons. NFC range is up to 20 cm (7.87 inches) but the optimal range is < 4 cm (1.57 inches). iBeacons have a significantly larger range. NFC can be either passive or active.

  9. Why is the Facebook icon black? Social media users have ... - AOL

    www.aol.com/why-facebook-icon-black-social...

    That left my Facebook icon with the dark background after the app update. My phone was not in dark mode. The iOS update to 17.6.1 also was available for my phone, which I also installed.