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  2. Radio-frequency identification - Wikipedia

    en.wikipedia.org/wiki/Radio-frequency_identification

    The RFID tags includes either fixed or programmable logic for processing the transmission and sensor data, respectively. [citation needed] RFID tags can be either passive, active or battery-assisted passive. An active tag has an on-board battery and periodically transmits its ID signal. [17]

  3. Near-field communication - Wikipedia

    en.wikipedia.org/wiki/Near-field_communication

    NFC-enabled phones work at a basic level with existing readers. In "card emulation mode" an NFC device should transmit, at a minimum, a unique ID number to a reader. In addition, NFC Forum defined a common data format called NFC Data Exchange Format (NDEF) that can store and transport items ranging from any MIME -typed object to ultra-short RTD ...

  4. Mobile RFID - Wikipedia

    en.wikipedia.org/wiki/Mobile_RFID

    Mobile RFID (M-RFID) are services that provide information on objects equipped with an RFID tag over a telecommunication network. [1] The reader or interrogator can be installed in a mobile device such as a mobile phone or PDA. [2] Unlike ordinary fixed RFID, mobile RFID readers are mobile, and the tags fixed, instead of the other way around.

  5. Mobile phone tracking - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_tracking

    Mobile phone tracking is a process for identifying the location of a mobile phone, whether stationary or moving. Localization may be affected by a number of technologies, such as the multilateration of radio signals between (several) cell towers of the network and the phone or by simply using GNSS .

  6. 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 ...

  7. AirTag - Wikipedia

    en.wikipedia.org/wiki/AirTag

    Users can mark an AirTag as lost and provide a phone number and a message. Any iPhone user can see this phone number and message with the "Identify Found Item" feature within the Find My app, which utilizes near-field communication (NFC) technology. Additionally, Android and Windows 10 Mobile phones with NFC can identify an AirTag with a tap ...

  8. Anti-theft system - Wikipedia

    en.wikipedia.org/wiki/Anti-theft_system

    Anti-theft systems protect valuables such as vehicles and personal property like wallets, phones, and jewelry. [1] [2] [3] They are also used in retail settings to protect merchandise in the form of security tags and labels. [4] Anti-theft systems include devices such as locks and keys, RFID tags, and GPS locators.

  9. MIFARE - Wikipedia

    en.wikipedia.org/wiki/MIFARE

    The Samsung TecTile NFC tag stickers use MIFARE Classic chips. This means only devices with an NXP NFC controller chip can read or write these tags. At the moment BlackBerry phones, the Nokia Lumia 610 (August 2012 [6]), the Google Nexus 4, Google Nexus 7 LTE and Nexus 10 (October 2013 [7]) can't read/write TecTile stickers. [citation needed]