US Patent 11272861 Personal cloud with a plurality of modular capabilities

A communication device comprising: a first unit having a first antenna, a second antenna, and a first signal transmitting and receiving circuitry; a second unit having a third antenna, a fourth antenna, and a second signal transmitting and receiving circuitry, wherein the second unit is located in proximity to the first unit; and wherein the second unit is capable of receiving signals at a first signal frequency, down converting the signals to a second signal frequency, and relaying the signals through a barrier to the first unit. Wherein the first signal frequency is in the millimeter wave range and the second signal frequency is in the microwave range.