DocumentCode
1614910
Title
A collision avoidance methodology for chipless RFID tags
Author
Azim, R.-E. ; Karmakar, Nemai
Author_Institution
Dept. of Electr. & Comput. Syst. Eng., Monash Univ., Melbourne, VIC, Australia
fYear
2011
Firstpage
1514
Lastpage
1517
Abstract
This paper proposes a new anti-collision algorithm for simultaneous interrogation of multiple chipless RFID tags and decoding their IDs. Linear Frequency Modulated (LFM) signal is used as the interrogation signal. Received signal is a summation of overlapping LFM signals from multiple tags. After processing the received signal with the proposed algorithm, IDs of individual tags are identified. It can be used as an effective collision avoidance technique for the frequency spectral based chipless RFID tags.
Keywords
decoding; frequency modulation; radiofrequency identification; telecommunication congestion control; ID decoding; anti-collision algorithm; collision avoidance methodology; frequency spectral based chipless RFID tags; interrogation signal; linear frequency modulated signal; multiple chipless RFID tags; signal processing; Antennas; Chirp; Fourier transforms; Frequency modulation; RFID tags; Time frequency analysis; Fourier Transform; RFID; Signal analysis; chirp; collision-avoidance; delay lines;
fLanguage
English
Publisher
ieee
Conference_Titel
Microwave Conference Proceedings (APMC), 2011 Asia-Pacific
Conference_Location
Melbourne, VIC
Print_ISBN
978-1-4577-2034-5
Type
conf
Filename
6174051
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