Patent attributes
A communication device includes a dielectric substrate, a housing, a first antenna, a second antenna, a third antenna, a fourth antenna, a fifth antenna, a sixth antenna, a seventh antenna, and an eighth antenna. The dielectric substrate has a top surface and a bottom surface. The housing has an outer surface and an inner surface. The first antenna and the third antenna are disposed on the top surface of the dielectric substrate. The second antenna and the fourth antenna are disposed on the bottom surface of the dielectric substrate. The fifth antenna, the sixth antenna, the seventh antenna, and the eighth antenna are disposed on the inner surface of the housing.