Communications system and method, and device in which a cellular network and millimeter wave-cellular communications coexist

摘要

Embodiments of the present invention disclose a communications system, including: a cellular base station, a millimeter wave base station, and user equipment, where the cellular base station includes a first cellular band transceiver; the millimeter wave base station includes a second cellular band transceiver and a millimeter wave band transmitter; and the user equipment includes a third cellular band transceiver and a millimeter wave band receiver, where the third cellular band transceiver is configured to receive control plane data information sent by the first cellular band transceiver or the second cellular band transceiver by using a cellular band, and the millimeter wave band receiver is configured to receive user plane data information sent by the millimeter wave band transmitter by using a millimeter wave band. The embodiments of the present invention may reduce a cost of the user equipment.