Multishorting Pins PIFA Design for Multiband Communications

Figure 9

(a) Gain at the resonant frequency 875 MHz. (b) Gain at the resonant frequency 1.735 GHz. (c) Gain at the resonant frequency 2.035 GHz. (d) Gain at the resonant frequency 2.35 GHz.

(a)

(b)

(c)

(d)