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In this paper, a novel multi-port, multi-band small planar antenna is presented. It has three input ports; each of them has their own frequency bands, 2.4 GHz, 3.5 GHz and 5.5 GHz. These three antennas are printed on a small area, 250 mm2. The proposed antenna is printed on a cheap organic material substrate with other RF components. It requires enough isolation among the antennas since each frequency...
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