Abstract: This application provides a dual-polarized radiating element, an antenna, a base station, and a communications system. The dual-polarized radiating element includes: an insulated support structure with a solid structure, where the insulated support structure includes a top part, a base, and an intermediate supporting piece that connects the top part and the base; and at least two radiating arm groups conformal to the insulated support structure, and feeding mechanisms corresponding to the radiating arm groups; the feeding mechanism includes a balun and a feeding plate, one end of the balun is electrically connected to a corresponding radiating arm group, and another end of the balun is electrically connected to a ground layer; and the feeding plate is connected to an electric lead on the base of the insulated support structure.

Abstract: This application provides a dual-polarized radiating element, an antenna, a base station, and a communications system. The dual-polarized radiating element includes: an insulated support structure with a solid structure, where the insulated support structure includes a top part, a base, and an intermediate supporting piece that connects the top part and the base; and at least two radiating arm groups conformal to the insulated support structure, and feeding mechanisms corresponding to the radiating arm groups; the feeding mechanism includes a balun and a feeding plate, one end of the balun is electrically connected to a corresponding radiating arm group, and another end of the balun is electrically connected to a ground layer; and the feeding plate is connected to an electric lead on the base of the insulated support structure.

Abstract: Embodiments of the present invention relate to the communications field, and provide a radiating element of an antenna and an antenna. The radiating element includes: a reflection module, a power feed PCB disposed on the reflection module and electrically connected to the reflection module, and a radiating module disposed on the power feed PCB and electrically connected to the power feed PCB. A first surface of the power feed PCB includes a first signal cable and a grounding area of the radiating module. A second surface of the power feed PCB includes a grounding area of the power feed PCB and a second signal cable. The first signal cable is electrically connected to the second signal cable. The grounding area of the radiating module is electrically connected to the grounding area of the power feed PCB.

Abstract: Embodiments of the present invention provide a multi-frequency communications antenna and a base station. The multi-frequency communications antenna includes at least one low-frequency array, at least one high-frequency array, at least one circuit board disposed corresponding to the high-frequency array, and a reflection panel, where a filtering component configured to decouple filtering is disposed on the circuit board, a first end of the filtering component is electrically connected to the high-frequency array, and a second end of the filtering component is electrically connected to a signal ground layer of the circuit board. The filtering component configured to decouple filtering that is shown in this embodiment is disposed on the circuit board, which causes a small damage to an array radiation environment.

Abstract: Embodiments of the present invention provide a multi-frequency communications antenna and a base station. The multi-frequency communications antenna includes at least one low-frequency array, at least one high-frequency array, at least one circuit board disposed corresponding to the high-frequency array, and a reflection panel, where a filtering component configured to decouple filtering is disposed on the circuit board, a first end of the filtering component is electrically connected to the high-frequency array, and a second end of the filtering component is electrically connected to a signal ground layer of the circuit board. The filtering component configured to decouple filtering that is shown in this embodiment is disposed on the circuit board, which causes a small damage to an array radiation environment.

Abstract: Embodiments of the present invention relate to the communications field, and provide a radiating element of an antenna and an antenna. The radiating element includes: a reflection module, a power feed PCB disposed on the reflection module and electrically connected to the reflection module, and a radiating module disposed on the power feed PCB and electrically connected to the power feed PCB. A first surface of the power feed PCB includes a first signal cable and a grounding area of the radiating module. A second surface of the power feed PCB includes a grounding area of the power feed PCB and a second signal cable. The first signal cable is electrically connected to the second signal cable. The grounding area of the radiating module is electrically connected to the grounding area of the power feed PCB.

Abstract: An interface extension apparatus is presented, which includes N input interfaces and M output interface, where the input interfaces are connected to at least one base station, and the output interfaces are connected to an RET. The apparatus obtains device information of each RET control device in multiple RET control devices; creates an agent for each RET control device according to the device information, where a mapping relationship exists between each RET control device and the corresponding agent; then modulates, using the agent corresponding to the RET control device, a control signal that is received from the at least one base station; and further sends a modulated control signal to a corresponding RET. The embodiments of the present disclosure are used by the multiple base stations to simultaneously manage the multiband RET antenna.

Abstract: An interface extension apparatus is presented, which includes N input interfaces and M output interface, where the input interfaces are connected to at least one base station, and the output interfaces are connected to an RET. The apparatus obtains device information of each RET control device in multiple RET control devices; creates an agent for each RET control device according to the device information, where a mapping relationship exists between each RET control device and the corresponding agent; then modulates, using the agent corresponding to the RET control device, a control signal that is received from the at least one base station; and further sends a modulated control signal to a corresponding RET. The embodiments of the present disclosure are used by the multiple base stations to simultaneously manage the multiband RET antenna.