Wireless Communications and Mobile Computing / 2018 / Article / Fig 4

Research Article

A Novel Dual Ultrawideband CPW-Fed Printed Antenna for Internet of Things (IoT) Applications

Figure 4

Evolution process of antenna: (a) Antenna 1, (b) Antenna 2, (c) Antenna 3, and (d) final proposed antenna.
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(b)
(c)
(d)