RFID & ITS APPLICATION This document discusses RFID (radio frequency identification) technology, its components, types of RFID tags, and applications. It provides details on passive, semi-passive, and active tags. Common applications mentioned include credit cards, smart cards, electronic toll collection, access control, logistics/supply chain management, and library management. The document also describes an online survey on RFID applications that found logistics/supply chain and library management to be the most popular potential uses.