RFID card is a common packaging form of RFID tag. They are safe, convenient and durable. They are ideal for access control, payment, recognition, and other applications. According to the frequency, there are three types of RFID cards: 125KHz LF card, 13.56MHz HF card and 860-960MHz UHF card.
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The reader transmits a radio frequency signal through the transmitting antenna. When the RFID card enters the working area of the transmitting antenna, it will be activated.
And then RFID card transmits the information back toward the antenna/reader.
The system antenna receives the carrier signal sent from the RFID card and transmits it to the reader through the antenna regulator. The reader reads and decodes the information and sends it to the central information system for relevant data processing.
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