An electronic device includes at least one processor, a first antenna comprises a first conductive patch disposed on a first layer, a first transmission line disposed on the first layer and electrically connected to one point of the first conductive patch, a ground disposed on a second layer and a dielectric disposed on a third layer between the first layer and the second layer, the first conductive patch has a shape of a rectangle in which a first corner portion of the rectangle and a second corner portion of the rectangle are removed, and the at least one processor transmits and/or receives at least one of a first RF signal having a first polarization characteristic and a second RF signal having a second polarization characteristic.

An antenna module includes a first, a second, a third radiators, and a ground radiator. The first radiator includes a first section and a second section. The second radiator is connected to the first radiator, and includes a third section and a fourth section connected to each other. The fourth section includes a feed end. The third radiator is connected to the third section of the second radiator. The ground radiator is connected to the third radiator. The first, the second, the third, and the ground radiator are sequentially connected in a bent manner to form a stepped shape. The first section of the first radiator and the fourth section of the second radiator jointly resonate at a low frequency band, and the second section of the first radiator, the second radiator, the third radiator, and the ground radiator jointly resonate at a high frequency band.

Disclosed is a midband dipole for use in a multiband antenna. The midband dipole has four folded dipoles, each of which is coupled to a decoupling circuit that has two capacitance points. The disclosed decoupling circuit configuration mitigates common mode resonance with nearby lowband dipoles, further preventing cross polarization in the midband.

An electronic device and an antenna structure thereof are provided. The antenna structure includes a first radiating member, a feeding member disposed on the first radiating member, a second radiating member, and a grounding member. A first predetermined gap is between the feeding member and the first radiating member. The feeding member, the first predetermined gap, and the first radiating member resonate to generate a low frequency band and a high frequency band. The second radiating member including a main body and a grounding part is disposed on the first radiating member. A second predetermined gap is between the main body and the first radiating member. The grounding part, the main body, and the second predetermined gap resonate to increase a bandwidth of the low frequency band. The grounding member is disposed on the first radiating member and electrically connected to the grounding part.

An electronic device includes a metal back cover and an antenna module. The metal back cover includes a slit. The antenna module is separated from the metal back cover and disposed far away from the slit. The antenna module includes an antenna radiator, a first ground radiator, and a connection radiator. The antenna radiator includes a first section, a second section, and a third section that are sequentially connected and form bends, and the first section has a feeding end. A first slot is formed between the first ground radiator, the first section, the second section, and a part of the third section. A width and length of the first slot are associated with a center frequency and impedance matching of a high frequency band.

An electronic device and an antenna feeding module are provided. The electronic device includes a metal housing and an antenna feeding module. The metal housing is provided with a slot with an opening end and a closed end. The antenna feeding module includes a carrier board and a feeding circuit. The feeding circuit includes a feeding element and a radiating element. The radiating element includes a coupling portion, a radiating branch and a feeding portion. There is a coupling gap between the coupling portion and the metal housing, and the coupling gap is less than 0.5 times the width of the slot. The feeding circuit is used to excite the metal housing, so that the metal housing and the radiating element generate a first resonance path with a first resonance mode and a second resonance path with a second resonance mode.

Methods, systems, and devices for wireless communication are described. According to one or more aspects, the described apparatus includes one or more stacks of patch radiators (such as patch antennas) comprising at least a first patch radiator and a second patch radiator. The first patch radiator is associated with a low-band frequency; the second patch radiator is associated with a high-band frequency. The first patch radiator and the second patch radiator may overlap a ground plane, which may be asymmetric. Some or all patch radiators in a stack may be rotated relative to the ground plane, such that some or all edge of a patch radiator may be nonparallel with one or more edges of the ground plane. Further, each patch radiator stack may include separate feeds for each of at least two frequencies and two polarizations, and thus at least four feeds (one for each frequency/polarization combination) in total.

Methods, systems, and devices for wireless communication are described. According to one or more aspects, the described apparatus includes one or more stacks of patch radiators (such as patch antennas) comprising at least a first patch radiator and a second patch radiator. The first patch radiator is associated with a low-band frequency; the second patch radiator is associated with a high-band frequency. The first patch radiator and the second patch radiator may overlap a ground plane, which may be asymmetric. Some or all patch radiators in a stack may be rotated relative to the ground plane, such that some or all edge of a patch radiator may be nonparallel with one or more edges of the ground plane. Further, each patch radiator stack may include separate feeds for each of at least two frequencies and two polarizations, and thus at least four feeds (one for each frequency/polarization combination) in total.

A multi-loop resonance structure and a multiple-input and multiple-output (MIMO) antenna communication system. The multi-loop resonance structure includes a metal floor, a first feed branch plate, and a first metal patch, where the metal floor is disposed on a lower surface of the first dielectric substrate, and the metal floor is provided with a resonant-tank set; the first feed branch plate is disposed in parallel on an upper surface of the first dielectric substrate, and a first straight plate in the first feed branch plate is disposed opposite to the resonant-tank set along a substrate line; an end, in the first feed branch plate, far away from the substrate line is connected to the metal floor; and the first metal patch is connected to the metal floor through the first dielectric substrate along a first surface, in the second dielectric substrate, perpendicular to the first dielectric substrate.

An electronic device includes a display module, and a side housing surrounding a side surface of the display module and formed of a conductive material. A protection member covers a part of the side housing and the display module. The protection member includes a first portion facing the display module and a second portion facing the side housing. A first conductive member is disposed in at least a part of the first portion of the protection member and is formed of a conductive material. A second conductive member is disposed in at least a part of the second portion of the protection member, is connected to the first conductive member, and is formed of a conductive material. A separation space is disposed between the second conductive member and the side housing, and an antenna is electrically connected to the side housing such that the side housing functions as an antenna.