ISO/IEC 18000-6B has been mainly used in traffic while ISO/IEC 18000-6C has been mainly used in logistics,production and supply chain management.The ISO/IEC 18000-6C protocol standard,and designed an UHF RFID interrogator based on the standard are.Both software and hardware of the design are discussed.The hardware includes the RF sending circuit,the RF receiving circuit and the digital base band processor circuit.The software includes the functioning mechanism,anti-collision algorithm and implementation of decoder elaborated explicitly.