An antenna assembly, comprising a first port, and a first radiation arm and a first ground point that are corresponding to the first port; a second port, and a second radiation arm and a second ground point that are corresponding to the second port; and a bearing plate, wherein the first port, the first radiation arm, the first ground point, and a first bearing part of the bearing plate form a first antenna part, and the second port, the second radiation arm, the second ground point, and a second bearing part of the bearing plate form a second antenna part, wherein the first radiation arm is configured to radiate a radio frequency signal received by the first port, and transmit a received radio frequency signal to the first port; the second radiation arm is configured to radiate a radio frequency signal received by the second port, and transmit a received radio frequency signal to the second port; an anti-interference path passing through the bearing plate exists between the first port and the second port, and the anti-interference path is configured to cancel interference caused by coupling between the first radiation arm and the second radiation arm; and wherein the first radiation arm is disposed on a first side of the bearing plate, a part of the first radiation arm is connected to the bearing plate, a first antenna gap exists between the first radiation arm and the bearing plate, the first port is disposed on a second side of the bearing plate, and the first ground point is disposed on a third side of the bearing plate; and the second radiation arm is disposed on the third side of the bearing plate, a part of the second radiation arm is connected to the bearing plate, a second antenna gap exists between the second radiation arm and the bearing plate, the second port is disposed at a position, opposite to the first port, on a fourth side of the bearing plate, and the second ground point is disposed on the first side of the bearing plate; wherein the first side is opposite to the third side, and the second side is opposite to the fourth side; wherein the bearing plate is a conductor part; and the conductor part comprises a metal part or a metal plating part. the first radiation arm is configured to radiate a radio frequency signal received by the first port, and transmit a received radio frequency signal to the first port; the second radiation arm is configured to radiate a radio frequency signal received by the second port, and transmit a received radio frequency signal to the second port; an anti-interference path passing through the bearing plate exists between the first port and the second port, and the anti-interference path is configured to cancel interference caused by coupling between the first radiation arm and the second radiation arm; and wherein the first radiation arm is disposed on a first side of the bearing plate, a part of the first radiation arm is connected to the bearing plate, a first antenna gap exists between the first radiation arm and the bearing plate, the first port is disposed on a second side of the bearing plate, and the first ground point is disposed on a third side of the bearing plate; and the second radiation arm is disposed on the third side of the bearing plate, a part of the second radiation arm is connected to the bearing plate, a second antenna gap exists between the second radiation arm and the bearing plate, the second port is disposed at a position, opposite to the first port, on a fourth side of the bearing plate, and the second ground point is disposed on the first side of the bearing plate; wherein the first side is opposite to the third side, and the second side is opposite to the fourth side; wherein the bearing plate is a conductor part; and the conductor part comprises a metal part or a metal plating part.