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  2. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    A typical SIM card (mini-SIM with micro-SIM cutout) T-Mobile nano-SIM card with NFC capabilities in the SIM tray of an iPhone 6s cell phone A SIM (Subscriber Identity Module) card is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone ...

  3. Card reader - Wikipedia

    en.wikipedia.org/wiki/Card_reader

    A card reader is a data input device that reads data from a card-shaped storage medium and provides the data to a computer. Card readers can acquire data from a card via a number of methods, including: optical scanning of printed text or barcodes or holes on punched cards, electrical signals from connections made or interrupted by a card's punched holes or embedded circuitry, or electronic ...

  4. Smart card - Wikipedia

    en.wikipedia.org/wiki/Smart_card

    Smart card. A smart card ( SC ), chip card, or integrated circuit card ( ICC or IC card ), is a card used to control access to a resource. It is typically a plastic credit card-sized card with an embedded integrated circuit (IC) chip. [ 1] Many smart cards include a pattern of metal contacts to electrically connect to the internal chip.

  5. Near-field communication - Wikipedia

    en.wikipedia.org/wiki/Near-field_communication

    It enables consumers with an NFC-enabled SIM card in a mobile device to make contactless payments via their SmartPass credit balance at any POS. OTI, an Israeli company that designs and develops contactless microprocessor-based smart card technology, contracted to supply NFC-readers to one of its channel partners in the US. The partner was ...

  6. Punched card input/output - Wikipedia

    en.wikipedia.org/wiki/Punched_card_input/output

    Punched card input/output. A computer punched card reader or just computer card reader is a computer input device used to read computer programs in either source or executable form and data from punched cards. A computer card punch is a computer output device that punches holes in cards. Sometimes computer punch card readers were combined with ...

  7. SIM connector - Wikipedia

    en.wikipedia.org/wiki/SIM_connector

    The SIM card connector comprises a body having an accommodating space for disposing a SIM card and multiple connected-through receptacles for receiving conducting terminals. Through the conducting terminals, an electrical signaling contact with the SIM card can be made. The connector further includes a guide arm having a first salient block and ...

  8. Gemalto - Wikipedia

    en.wikipedia.org/wiki/Gemalto

    Gemalto was an international digital security company providing software applications, secure personal devices such as smart cards and tokens, e-wallets and managed services. It was formed in June 2006 by the merger of two companies, Axalto and Gemplus International. Gemalto N.V.'s revenue in 2018 was €2.969 billion.

  9. ISO/IEC 7816 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_7816

    Four example SIM card sizes that use the ISO/IEC 7816 interface. Created in 1988, updated in 1999, amended in 2004, updated in 2007. The standard defines an eight (or six) pin interface; the first pin is located at the bottom-right corner for the image given.

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