Patent ID: 8373542

Claim:
An all-in-one RFID system for sale and inventory management of products and articles, comprising: at least one antenna unit, each antenna unit being radio frequency (RF) coupled to at least one tag attached and corresponding to a respective article for sale and inventory management; and a multi-port reader comprising: a multiplexer, electrically coupled to each of the antenna units, configured for selectively switching signals between the antenna units; a reader, electrically coupled to the multiplexer, configured for transmitting RF signals, accessing commands, and receiving tag signals; a micro control unit (MCU), electrically coupled to the multiplexer and the reader, configured to provide inventory and sale management functions and applications; at least one display, electrically coupled to the MCU, configured for outputting information of the all-in-one RFID system in real time; at least one buzzer, electrically coupled to the MCU, configured for generating sound; and at least one control button to control the at least one buzzer, the at least one display, or data input; wherein, the micro control unit further comprises a memory, for which at least one inventory program stored in the memory provide functions as real-time inventory, product information displaying, consumer behavior recording and anti-theft functions.