A communication method performed in an electronic device including a conductive pattern and the electronic device are provided. The electronic device includes a conductive pattern used as a radiator for wireless communication, a feeding unit connected with the conductive pattern, a ground unit connected with the conductive pattern, a first impedance matching circuit disposed in a first area adjacent to the feeding unit and connected to the conductive pattern, a second impedance matching circuit disposed in a second area adjacent to the conductive pattern and connected to the conductive pattern, and a control unit that matches impedance by controlling at least one of the first impedance matching circuit and the second impedance matching circuit by a closed-loop scheme.

An antenna for a mobile device includes a ground element, a substrate disposed over the ground element, a first radiating element having a feedpoint, a second radiating element coupled to the ground element and adjacent the first radiating element, and a connection metal element disposed on the substrate, and a coaxial cable, having central conductor coupled to the feedpoint, a shielding conductor, and an insulating outer layer, wherein the shielding conductor has a bare region, spaced from the feedpoint, that exposes a portion of the shielding conductor, and the portion of the shielding conductor is coupled through the connection metal element to the second radiating element.

Embodiments of this application disclose an integrated circuit and a terminal device, to resolve a problem that an existing dual-band antenna has a relatively small low-frequency band range and is difficult to meet use requirements. An antenna includes a bearer structure, a first radiation patch, a second radiation patch, and a radio frequency processing chip. The first radiation patch, the second radiation patch, and the radio frequency processing chip are separately placed on different layers of the bearer structure. A first feed line and a second feed line are disposed in the bearer structure. The radio frequency processing chip feeds the first radiation patch by using the first feed line. The radio frequency processing chip feeds the second radiation patch by using the second feed line.

Embodiments of this application disclose an integrated circuit and a terminal device, to resolve a problem that an existing dual-band antenna has a relatively small low-frequency band range and is difficult to meet use requirements. An antenna includes a bearer structure, a first radiation patch, a second radiation patch, and a radio frequency processing chip. The first radiation patch, the second radiation patch, and the radio frequency processing chip are separately placed on different layers of the bearer structure. A first feed line and a second feed line are disposed in the bearer structure. The radio frequency processing chip feeds the first radiation patch by using the first feed line. The radio frequency processing chip feeds the second radiation patch by using the second feed line.

An antenna assembly and a wireless access device are provided. The antenna assembly includes a first antenna part and a second antenna part. A first port, a first radiation arm, a first ground point, and a first bearing part of a bearing plate form the first antenna part. A second port, a second radiation arm, a second ground point, and a second bearing part of the bearing plate form the second antenna 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.

A dual band antenna includes a substrate having a magnetodielectric material, and an electrically conductive patch disposed on the substrate, wherein the patch has at least one in-plane cutout having an H-shape or an I-shape, as observed in a plan view of the patch.

A broadband patch antenna comprises a substrate, a ground plate attached to one surface of the substrate, a radiation plate attached to the other surface of the substrate opposite the one surface of the substrate, and a feed line attached to the other surface of the substrate and having one end connected to the radiation plate. The feed line comprises a first line and a second line. The ground plate has the shape of capital “L” having a first groove, a second groove, and a third groove, and may not comprise a portion corresponding to the radiation plate. The first groove is positioned at a first portion which corresponds to a connection portion between the first line and the radiation plate, the second groove is positioned at a second portion which corresponds to a connection portion between the second line and the radiation plate, and the third groove may be positioned so as to be spaced apart from the first groove and the second groove.

A broadband patch antenna comprises a substrate, a ground plate attached to one surface of the substrate, a radiation plate attached to the other surface of the substrate opposite the one surface of the substrate, and a feed line attached to the other surface of the substrate and having one end connected to the radiation plate. The feed line comprises a first line and a second line. The ground plate has the shape of capital “L” having a first groove, a second groove, and a third groove, and may not comprise a portion corresponding to the radiation plate. The first groove is positioned at a first portion which corresponds to a connection portion between the first line and the radiation plate, the second groove is positioned at a second portion which corresponds to a connection portion between the second line and the radiation plate, and the third groove may be positioned so as to be spaced apart from the first groove and the second groove.

An antenna module includes first, second, third antenna radiators, and first, second, third ground radiators. The first antenna radiator includes a first feeding terminal. The second antenna radiator extends from the first antenna radiator. The third antenna radiator extends from the first feeding terminal. The first ground radiator is disposed beside the first and second antenna radiators. A first coupling gap exists between the first ground radiator and the first and second antenna radiators. The second ground radiator is disposed beside the second antenna radiator. A second coupling gap exists between the second ground radiator and the second antenna radiator. The third ground radiator is disposed beside the first and second antenna radiators. A third coupling gap exists between the third ground radiator and the first antenna radiator. A fourth coupling gap exists between the third ground radiator and the second antenna radiator.

An antenna module includes first, second, third antenna radiators, and first, second, third ground radiators. The first antenna radiator includes a first feeding terminal. The second antenna radiator extends from the first antenna radiator. The third antenna radiator extends from the first feeding terminal. The first ground radiator is disposed beside the first and second antenna radiators. A first coupling gap exists between the first ground radiator and the first and second antenna radiators. The second ground radiator is disposed beside the second antenna radiator. A second coupling gap exists between the second ground radiator and the second antenna radiator. The third ground radiator is disposed beside the first and second antenna radiators. A third coupling gap exists between the third ground radiator and the first antenna radiator. A fourth coupling gap exists between the third ground radiator and the second antenna radiator.