Radio frequency identification systems 755 Identification 134 Radio frequency 132 Inventory control 98 Automation 63 Security measures 44 Business logistics 39 Data processing 38 Design and construction 31 Security systems 29 Electronic data processing 28 Real-time data processing 28 Database design 27 Wireless communication systems 27 Automatic tracking 22 Global system for mobile communications 19 Radio frequency identification system 19 Smart cards 19 Antennas (Electronics) 16 Automobile parking 16 Microstrip antennas 16 System design 16 Technological innovations 16 Microcontrollers 15 Student attendance 15 Examinations 14 Programmable controllers 14 Libraries 13 Management 13 Sensor networks 13