Research Article

Near-Field HF-RFID and CMA-Based Circularly Polarized Far-Field UHF-RFID Integrated Tag Antenna

Figure 11

The simulated electric field under variable time periods (T): (a) t = 0, (b) t = T/4, (c) t = T/2, and (d) t = 3 T/4.
(a)
(b)
(c)
(d)