These devices detect books or other media that haven’t been checked out. The energy needed to power and read the tag comes from the reader.Īn RFID-equipped library usually has readers at the circulation desk and at self-service kiosks with additional readers installed in the security gates near the entrances and exits. The RFID tags placed on library items are passive, meaning they have no batteries or other power source. In a book, the final assembly is unobtrusive, usually 2 inches or 50 millimeters square and very thin. The back of the overlay has an adhesive, so the assembly can be permanently affixed to an item. If your tag is being placed inside a book, paper provides adequate protection if the tag is affixed to a jet engine part, something more resilient would be required. The durability of the overlay is determined by the application. This assembly is usually covered with a protective overlay. Within the tag, there is a microchip that holds information and an antenna. Information is encoded on the tag the RFID reader accesses that information and passes it along to the person or system that needs it. In the simplest terms, an RFID system has two parts: a tag and a reader. RFID provides great value to librarians and is simple enough even for young children to use. The quick and easy benefits of RFID in libraries ensure both intuitive and satisfying experiences for library staff and users. Some new technologies can be intimidating for users, but RFID is not one of them.
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