1. RFID Handbook;Finkenzeller,2003
2. EPC UHF radio frequency identity protocols: Class 1 generation 2 UHF RFID, ver.I.2.0, EPC global (2007).
3. ISO-IEC_CD 18000-6C, version 2.1 c2, July (2005).
4. An 860–960MHz RFID reader IC in CMOS;Khannur,2007
5. A UHF mobile RFID reader IC with self-leakage canceller;Lee,2007