Small-Size Seven-Band WWAN/LTE Antenna with Distributed LC Resonant Circuit for Smartphone Application

<div>Comparison between the simulated return loss of the proposed antenna and three antennas for reference with the feeding strip only (Ref.1), with the feeding strip and the shorting strip branch 1 (Ref.2), and with the feeding strip and the shorting strip branch 2 (Ref.3).</div>

International Journal of Antennas and Propagation

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Figure 2

Figure 2: Small-Size Seven-Band WWAN/LTE Antenna with Distributed LC Resonant Circuit for Smartphone Application 