A wireless device includes at least one slim radiating system having a slim radiating structure and a radio-frequency system. The slim radiating structure includes one or more booster bars. The booster bar has slim width and height factors that facilitate its integration within the wireless device and the excitation of a resonant mode in the ground plane layer, and has a location factor that enables it to achieve the most favorable radio-frequency performance for the available space to allocate the booster bar. The at least one slim radiating system may be configured to transmit and receive electromagnetic wave signals in one or more frequency regions of the electromagnetic spectrum.

A antenna structure is arranged on a circuit board, a first surface of the circuit board includes an RF circuit, and the antenna structure includes: a metal screw, fixed on the first surface through a metal hole; the metal hole forms a metal ring; a plastic column, set above the metal screw; a metal tube, embedded with the plastic column, wherein there is a first predetermined distance between the metal tube and the metal screw; a metal shrapnel, extending from a bottom of the metal tube, wherein the metal screw is electrically connected to the RF circuit or the metal tube is electrically connected to the RF circuit to enable the metal screw and the metal tube to transmit or receive signals. The present disclosure also provides an electronic device, and the metal screw also uses to fix the circuit board to the housing of the electronic device.

An antenna includes a first radiator and a transmission line having a first end and a second end. The first end is coupled proximate to a ground end or an open end of the first radiator, and a length T of the transmission line is set to satisfy T= or T=, where is a dielectric wavelength corresponding to one of resonances generated by the antenna when the antenna is fed. A feeding circuit is coupled to a coupling point of the transmission line in a configuration for feeding the first radiator through the transmission line.

An antenna includes a first radiator and a transmission line having a first end and a second end. The first end is coupled proximate to a ground end or an open end of the first radiator, and a length T of the transmission line is set to satisfy T= or T=, where is a dielectric wavelength corresponding to one of resonances generated by the antenna when the antenna is fed. A feeding circuit is coupled to a coupling point of the transmission line in a configuration for feeding the first radiator through the transmission line.

An antenna front-end module, a method, and an information handling system are provided. An antenna front-end module comprises a circuit board. The circuit board comprises an antenna tuning circuit adapted to tune a feed impedance of an antenna, the antenna electrically connected to the circuit board, and an antenna proximity sensing circuit adapted to obtain proximity sensing information indicative of proximity of a part of a human body to the antenna. A method comprises obtaining, at an antenna proximity sensing circuit on a circuit board, proximity sensing information indicative of proximity of a part of a human body to an antenna, the antenna electrically connected to the circuit board, and, in response to the obtaining, providing, to an antenna tuning circuit on the circuit board, a tuning parameter value to adapt antenna tuning for the proximity of the part of the human body to the antenna.

An antenna front-end module, a method, and an information handling system are provided. An antenna front-end module comprises a circuit board. The circuit board comprises an antenna tuning circuit adapted to tune a feed impedance of an antenna, the antenna electrically connected to the circuit board, and an antenna proximity sensing circuit adapted to obtain proximity sensing information indicative of proximity of a part of a human body to the antenna. A method comprises obtaining, at an antenna proximity sensing circuit on a circuit board, proximity sensing information indicative of proximity of a part of a human body to an antenna, the antenna electrically connected to the circuit board, and, in response to the obtaining, providing, to an antenna tuning circuit on the circuit board, a tuning parameter value to adapt antenna tuning for the proximity of the part of the human body to the antenna.

An antenna device includes a first substrate, a second substrate, a radiation portion and an exciter. The second substrate is stacked on the first substrate. The exciter is disposed on the first substrate and includes a feeding transmission portion, an exciting portion, a connection portion and an impedance match portion. The feeding transmission portion is connected to a side of the exciting portion. The exciting portion and the impedance match portion are connected to two opposite sides of the connection portion, respectively. The radiation portion is located on the second substrate and includes a first radiation component, a second radiation component and a third radiation component. The first radiation component is disposed at a side of the second radiation component. The first radiation component and the second radiation component are disposed at a side of the third radiation component.

An antenna device includes a first substrate, a second substrate, a radiation portion and an exciter. The second substrate is stacked on the first substrate. The exciter is disposed on the first substrate and includes a feeding transmission portion, an exciting portion, a connection portion and an impedance match portion. The feeding transmission portion is connected to a side of the exciting portion. The exciting portion and the impedance match portion are connected to two opposite sides of the connection portion, respectively. The radiation portion is located on the second substrate and includes a first radiation component, a second radiation component and a third radiation component. The first radiation component is disposed at a side of the second radiation component. The first radiation component and the second radiation component are disposed at a side of the third radiation component.

An antenna system is configured for use with an electronic device having a housing. The antenna system includes a first antenna element configured to be disposed at a first location adjacent to a side of the housing and a second antenna element configured to be disposed at a second location adjacent to the side of the housing. The first antenna element includes a first body extending between a first lower end and a first upper end. The first body includes a first flat portion, a first arcuate portion, and a first cutout configured to facilitate dual-band radiation associated with the first antenna element. The second antenna element includes a second body extending between a second lower end and a second upper end. The second body includes a second flat portion, a second arcuate portion, and a second cutout configured to facilitate dual-band radiation associated with the second antenna element.

An antenna system is configured for use with an electronic device having a housing. The antenna system includes a first antenna element configured to be disposed at a first location adjacent to a side of the housing and a second antenna element configured to be disposed at a second location adjacent to the side of the housing. The first antenna element includes a first body extending between a first lower end and a first upper end. The first body includes a first flat portion, a first arcuate portion, and a first cutout configured to facilitate dual-band radiation associated with the first antenna element. The second antenna element includes a second body extending between a second lower end and a second upper end. The second body includes a second flat portion, a second arcuate portion, and a second cutout configured to facilitate dual-band radiation associated with the second antenna element.