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二级参考文献3
1ISO/IEC 15693-2, Identification Cards-Contactless Integrated Circuit Cards - Vicinity Cards Part 2: Radio Frequency Power and Signal Intefface[S]. 1999-03-17.
2ISO/IEC 15693-3, Identification Cards-contactless Integrated Circuit Cards-Viclnlty Cards Part 3:Anticolllsion and transmission Protocal[S]. 2000-03-10.
3HF Reader System Series 6000 Reference Guide.Texas Instrument,2001-10.