Radio Frequency Identification (RFDI)
Radio frequency identification works by transmitting an identity through the form of a unique number through radio waves. It is categorized under the automatic identification communication technologies. The rdfi technology is has been in consistent use recently. Unlike the bar code technology the rfid technology does not require the sight or contact for communication. The rfid data materials are able to be detected through clothing, non metallic and the human body. The rfid system is made of an antenna, transceiver, and transponder.
The task of an rfid is to for data to be able to transmit through a portable device known as a tag. It is then processed through laid down application. The data will usually provide information on color, price, date and other relevant information. The rfid has become popular because it is able to keep track of moving items like people, pets, cars and other items.
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