3ISO/IEC 15693-2, Identification Cards-Contactless Integrated Circuit Cards - Vicinity Cards Part 2: Radio Frequency Power and Signal Intefface[S]. 1999-03-17.
4ISO/IEC 15693-3, Identification Cards-contactless Integrated Circuit Cards-Viclnlty Cards Part 3:Anticolllsion and transmission Protocal[S]. 2000-03-10.
5HF Reader System Series 6000 Reference Guide.Texas Instrument,2001-10.