A network device comprising: a first radio module configured to transmit and receive first radio signals in a first frequency band; a first antenna array comprised of a first plurality of polarized antennas (1006-1, 1006-n) and configured to transmit and receive the first radio signals for the first radio module in the first frequency band, wherein a polarized antenna of the first plurality of polarized antennas (1006-1, 1006-n) comprises: a first conductive plate including a first antenna blade, a second antenna blade, and a third antenna blade; a second conductive plate including a fourth antenna blade, a fifth antenna blade, and a sixth antenna blade; the first conductive plate and the second conductive plate overlaying each other and coupled together at a central joint; a second radio module configured to transmit and receive second radio signals in the first frequency band; a second antenna array comprised of a second plurality of polarized antennas (1008-1, 1008-n) and configured to transmit and receive the second radio signals for the second radio module in the first frequency band; wherein the first plurality of polarized antennas (1006-1, 1006-n) are orthogonally polarized with respect to the second plurality of polarized antennas (1008-1, 1008-n); and wherein, in operation, the first radio module and the second radio module function concurrently using the first frequency band while at least 40 dB of antenna isolation is maintained between the first antenna array and the second antenna array due to the orthogonal polarization. a first radio module configured to transmit and receive first radio signals in a first frequency band; a first antenna array comprised of a first plurality of polarized antennas (1006-1, 1006-n) and configured to transmit and receive the first radio signals for the first radio module in the first frequency band, wherein a polarized antenna of the first plurality of polarized antennas (1006-1, 1006-n) comprises: a first conductive plate including a first antenna blade, a second antenna blade, and a third antenna blade; a second conductive plate including a fourth antenna blade, a fifth antenna blade, and a sixth antenna blade; the first conductive plate and the second conductive plate overlaying each other and coupled together at a central joint; a first conductive plate including a first antenna blade, a second antenna blade, and a third antenna blade; a second conductive plate including a fourth antenna blade, a fifth antenna blade, and a sixth antenna blade; the first conductive plate and the second conductive plate overlaying each other and coupled together at a central joint; a second radio module configured to transmit and receive second radio signals in the first frequency band; a second antenna array comprised of a second plurality of polarized antennas (1008-1, 1008-n) and configured to transmit and receive the second radio signals for the second radio module in the first frequency band; wherein the first plurality of polarized antennas (1006-1, 1006-n) are orthogonally polarized with respect to the second plurality of polarized antennas (1008-1, 1008-n); and wherein, in operation, the first radio module and the second radio module function concurrently using the first frequency band while at least 40 dB of antenna isolation is maintained between the first antenna array and the second antenna array due to the orthogonal polarization.