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Forrest Corry Parry (July 4, 1921 – December 31, 2005) was an American IBM engineer who invented the magnetic stripe card used for credit cards and identification badges. [ 1 ] [ 2 ] Early life
Permanent name tags are usually made of lightweight metal or plastic and may be known as name badges. Name tags may be attached to garments with adhesive or worn with the assistance of a magnet, pin or velcro. Plastic or metal name tags can be attached to various backings used to attach to the clothing of the wearer. There are many types of ...
Access badges use various technologies to identify the holder of the badge to an access control system. The most common technologies are magnetic stripe, proximity, barcode, smart cards and various biometric devices. The magnetic stripe ID card was invented by Forrest Parry in 1960. [1] The access badge contains a number that is read by a card ...
A proximity card or prox card [1] also known as a key card or keycard is a contactless smart card which can be read without inserting it into a reader device, as required by earlier magnetic stripe cards such as credit cards and contact type smart cards. [2] The proximity cards are part of the contactless card technologies.
Tags operating on LF and HF bands are, in terms of radio wavelength, very close to the reader antenna because they are only a small percentage of a wavelength away. In this near field region, the tag is closely coupled electrically with the transmitter in the reader. The tag can modulate the field produced by the reader by changing the ...
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