High Security Chipless RFID Tags Using Frequency Shift Coding Technique

Autor: M. Sumi, A. Pradeep, B. Paul, S. Mridula
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: Radioengineering, Vol 26, Iss 3, Pp 765-771 (2017)
Druh dokumentu: article
ISSN: 1210-2512
Popis: A high security chipless RFID tag designed using E shaped resonator is presented in this paper. The tag identity is encoded using Frequency Shift Coding technique. 144 different code words are possible in 2.78 to 3.85 GHz band using two E shaped resonators. The tag identity can be decoded from either amplitude or group delay information. The resonators are designed and fabricated on substrate C-MET LK4.3 of dielectric constant 4.3 and loss tangent 0.0018. Different tag combinations are designed and tested using bistatic measurement setup. Measurement results on realized prototypes are provided to ensure the reliability of the proposed design.
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