基于时隙ALOHA的标签识别机制-1 Tag inventory and access Interrogator cw Select CW Query cw Ack Cw QueryRep CW NAK Cw Tag PC+EPC RN16 +CRC16 Interrogator cw Query Cw QueryRep CW QueryRep Cw QueryRep CW INo ReplyI Collision Detected Single Reply Tag RN16 RN16 Fig.2.C1G2 protocol基于时隙ALOHA的标签识别机制-1 • Tag inventory and access