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  2. Access badge - Wikipedia

    en.wikipedia.org/wiki/Access_badge

    Readers are still called Wiegand but no longer use the Wiegand effect. A Wiegand reader radiates a 1" to 5" electrical field around itself. Cards use a simple LC circuit. When a card is presented to the reader, the reader's electrical field excites a coil in the card. The coil charges a capacitor and in turn powers an integrated circuit. The ...

  3. Visiting card - Wikipedia

    en.wikipedia.org/wiki/Visiting_card

    Visiting card of Johann van Beethoven, brother of Ludwig van Beethoven. A visiting card, also called a calling card, was a small, decorative card that was carried by individuals to present themselves to others. It was a common practice in the 18th and 19th century, particularly among the upper classes, to leave a visiting card when calling on ...

  4. Rostock - Wikipedia

    en.wikipedia.org/wiki/Rostock

    Rostock (German: [ˈʁɔstɔk] ⓘ; Polabian: Roztoc), officially the Hanseatic and University City of Rostock (German: Hanse- und Universitätsstadt Rostock), is the largest city in the German state of Mecklenburg-Vorpommern and lies in the Mecklenburgian part of the state, close to the border with Pomerania.

  5. Carte de visite - Wikipedia

    en.wikipedia.org/wiki/Carte_de_visite

    The carte de visite was usually an albumen print from a collodion negative on thin paper glued onto a thicker paper card. The size of a carte de visite is 54 mm (2.125 in) × 89 mm (3.5 in) (approximately the size of a business card), mounted on a card sized 64 mm (2.5 in) × 100 mm (4 in). The reverse was generally printed with the logo of the ...

  6. HID Global - Wikipedia

    en.wikipedia.org/wiki/HID_Global

    HID Global also worked with Inside Secure (formally known as Inside Contactless) and US Bank to supply HID iCLASS contactless smart card technology in the US Bank PayID card program that was the 2010 Paybefore Award Winner for Best Innovative Program. [14]

  7. 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 ...

  8. 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 ...

  9. MIFARE - Wikipedia

    en.wikipedia.org/wiki/MIFARE

    The maximal read/write distance between card and reader is 10 centimetres (3.9 in), but the actual distance depends on the field power generated by the reader and its antenna size. In 2010, NXP announced the discontinuation of the MIFARE DESFire (MF3ICD40) after it had introduced its successor MIFARE DESFire EV1 (MF3ICD41) in late 2008.

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