A Novel 5G LTE Antenna Design for Portable Devices

Figure 5

(a) S₁₁ values derived from the simulation considering different lengths of the right-side direct-fed arm of the developed antenna; current distribution of the direct-fed dipole at (b) 0.85, (c) 2.69, and (d) 4 GHz.

(a)

(b)

(c)

(d)