Radio Frequency Identification Concepts and Applications

Radio Frequency Identification (RFID) is an integral part of our life. Radio Frequency Identification (RFID) technology uses radio waves (usually 850 MHz to 950 MHz) to identify people or objects. RFID increases productivity and convenience. This article gives idea about basic concepts of RFID, the detailed knowledge of components used in RFID module and the common applications where RFID is used. In current RFID application areas there are many design issues. This article also focus on some such design issues and some possible solutions of that.