Journal of Computer Networks and Communications / 2013 / Article / Fig 4

Research Article

Wireless Sensing Based on RFID and Capacitive Technologies for Safety in Marble Industry Process Control

Figure 4

Considered RFID systems (reader, antenna, and tag).
392056.fig.004a
(a) LF 125 kHz
392056.fig.004b
(b) UHF 868 MHz
392056.fig.004c
(c) HF 13.56 MHz
392056.fig.004d
(d) UHF 2.45 GHz

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