Abstract: An electronic device, and the electronic device includes: a frame body, a display, and an antenna coupling structure. The display is disposed on the frame body, and a display control line is disposed on a side, close to the frame body, of the display. An antenna resonant arm is disposed on the frame body, and the antenna resonant arm includes a first antenna and a second antenna. Operating frequency bands of the first antenna and the second antenna are different, and a gap is formed between the antenna resonant arm and the display control line. A clearance area is provided at a position, close to the gap, on the frame body, the antenna coupling structure is disposed in the clearance area, and the antenna coupling structure is coupled to an antenna reference ground on the frame body.

Abstract: This application provides an antenna structure and a communications terminal. The antenna structure includes an antenna radiator, a signal source, a first capacitor, and a first tuning circuit. A first terminal of the antenna radiator is grounded. A first terminal of the first capacitor and a first terminal of the first tuning circuit are electrically connected to a connection point of the antenna radiator. A second terminal of the first capacitor is electrically connected to the signal source. A second terminal of the first tuning circuit is grounded. Antenna impedance of the first terminal of the first capacitor at target frequencies is in the first quadrant of a Smith chart, and the target frequencies are at least some frequencies in frequency bands covered by the antenna radiator.

Abstract: The present application discloses an antenna structure and a terminal device. The antenna structure includes: a resonant branch, a coupling branch, a coupling metal body, and a feeding structure. The resonant branch is provided with a feeding point, one end of the resonant branch is coupled to the coupling branch through a gap, the other end of the resonant branch is grounded through a first grounding point, one end of the coupling branch is coupled to the resonant branch through the gap, the other end of the coupling branch is grounded through a second grounding point, the coupling metal body is suspended in air and is respectively coupled to the resonant branch and the coupling branch, one end of the feeding structure is connected to the feeding point of the resonant branch, and the other end of the feeding structure is grounded.

Abstract: This application provides an antenna structure and a communications terminal. The antenna structure includes an antenna radiator, a signal source, a first capacitor, and a first tuning circuit. A first terminal of the antenna radiator is grounded. A first terminal of the first capacitor and a first terminal of the first tuning circuit are electrically connected to a connection point of the antenna radiator. A second terminal of the first capacitor is electrically connected to the signal source. A second terminal of the first tuning circuit is grounded. Antenna impedance of the first terminal of the first capacitor at target frequencies is in the first quadrant of a Smith chart, and the target frequencies are at least some frequencies in frequency bands covered by the antenna radiator.