Adant Technologies, Inc.

Francesco Donzelli

Daniele Piazza

Mauro Facco

An antenna apparatus may include a reflective layer connected to a ground, one or more first antennas disposed on the reflective layer, wherein each first antenna includes a first active element and one or more first parasitic elements; one or more first switching devices, each associated with corresponding one of the one or more first parasitic elements in at least one of one or more first antennas, one or more second antennas disposed on the reflective layer, wherein each second antenna includes a second active element and one or more second parasitic elements, and one or more second switching devices, each associated with corresponding one of the one or more second parasitic elements in at least one of one or more second antennas. The first antennas operate at a first frequency. The second antennas operate at a second frequency different from the first frequency.

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Castel Maggiore, Italy

Francesco Donzelli