What is Radio Frequency Identification (RFID)?

RFID tag (Fig 1)	RFID Reader (Fig 2)
Radio Frequency IDentification (RFID) is an advanced technology that utilities radio frequency transmission to read data without the need to see or touch the RFID. An RFID system consists of a transponder/RFID tag (Fig 1), an RFID reader (Fig 2). More about RFID (Radio Frequency Identification) Keywords 关键词: What is Radio Frequency Identification (RFID)? Information Technology, Engineering Informatics