RFID tagging works with small radio frequency identification devices to track and identify articles. A tag are commonly used in RFID tagging system includes the tag itself, also known as a transponder; a scanning antenna and receiver, often combined into one reader, also known as an interrogator; and a host system application for data collection, processing and transmission.Such systems are commonly used for the tracking and management of goods and people in industries ranging from healthcare and industrial to manufacturing, retail and business.