Access Control System RFID

Tag, also knowas electroicag or smartag, is a chip with aenna imemory, which stores informatiothacaideifyhearget. RFIDag hashe characteristics of persistence, strong penetratioof informatioreceptioandransmission, large storage capacity and variety of information. Some RFIDags supporteading and writing functions, andhe informatioofheargeobjeccabe updated aanyime. The ierpreter is divided iowoypes: Handheld and fixed, which is composed ofransmier,eceiver, cotrol module andransceiver. Theransceiver is conected withhe cotrol computer or PLCoealize its communicatiofunction.