Radio frequency identification systems Identification 134 Radio frequency 132 Inventory control 98 Automation 63 Business logistics 39 Security measures 38 Data processing 36 Design and construction 31 Electronic data processing 28 Security systems 28 Database design 27 Wireless communication systems 27 Real-time data processing 26 Automatic tracking 22 Smart cards 19 Antennas (Electronics) 16 Automobile parking 16 Microstrip antennas 16 System design 16 Technological innovations 16 Global system for mobile communications 15 Microcontrollers 15 Student attendance 15 Examinations 14 Programmable controllers 14 Libraries 13 Sensor networks 13 Arduino (Programmable controller) 12 Library administration 12