An apparatus is disclosed comprising first printed circuit board—PCB—and second PCB structure each having a first surface and a second surface and a layer of electrically conductive material on the first surface thereof and being attached to each other in a substantially parallel configuration. A stripline is positioned between the two PCBs. Each one of the first PCB and the second PCB has a plurality of via-holes that are electrically conductive and are connected at one end to the layer of electrically conductive material on the first surface and to an electrically conductive pad on the second surface of the PCB. At least a first electrically conductive pad associated with the first PCB is located in proximity with a first electrically conductive pad associated with the second PCB thereby forming a capacitive configuration.

An antenna radiation module for assembling to an antenna inlay for a component carrier or to a component carrier. The module includes a dielectric layer structure and an antenna radiation layer structure. The antenna radiation layer structure is embedded in the first dielectric layer structure. Further, an antenna inlay, a component carrier, and a manufacturing method are described.

A circuit board according to an embodiment includes a core layer including a first region and a second region, and antenna power supply wirings disposed on the core layer over the first region and the second region. The antenna power supply wirings may include a first portion extending in a first direction in the first region, a second portion extending in a second direction in the first region, and a third portion extending in the first direction in the second region, and an interval between the neighboring second portions of the antenna power supply wirings is 3 times or less of an interval between the neighboring third portions of the antenna power supply wirings.

An antenna module (10) includes a ground electrode (30) in which a slit (33) is formed in such a manner as to form an opening along a perimeter of the ground electrode, a first antenna (110) and a second antenna (110A) arranged in or on the ground electrode (30), and a coupling reducing electrode (200) connected to the ground electrode (30) within the slit (33). The slit (33) is formed on a path leading from the first antenna (110) to the second antenna (110A) along the perimeter of the ground electrode. The coupling reducing electrode (200) includes a first conductor (220) having a length corresponding to a first frequency and a second conductor (230) having a length corresponding to a second frequency, which is higher than the first frequency.

An antenna includes: a first antenna portion and a second antenna portion arranged adjacently. The first antenna portion includes a first antenna branch and a first parasitic branch, and the second antenna portion includes a second antenna branch. The first parasitic branch is positioned between the first antenna branch and the second antenna branch. The first parasitic branch is L-shaped, and includes a first branch segment and a second branch segment. A first end of the first branch segment is in contact to a ground region, a second end of the first branch segment is joined to a first end of the second branch segment, and a second end of the second branch segment points towards the second antenna branch.

A communication system comprising a radio device and a gooseneck device. The radio device may be coupled to a first antenna and a second antenna. A feedline gooseneck device may be coupled to the first antenna. The feedline gooseneck device may include a coaxial cable coupled between the mobile device and the first antenna and a ferrite element positioned along the coaxial cable. The ferrite element is configured to reduce EM interaction between the first and the second antenna. The ferrite element may be one of a plurality of ferrite elements and the feedline gooseneck device may further include a plurality of flexible elements positioned adjacent to each of the plurality of ferrite elements. The ferrite element(s) may surround at least 60% of a length of the coaxial cable. The first antenna may be removably coupled to the gooseneck device. The system allows for reduction of an amount of electromagnetic interference between the first antenna coupled to the gooseneck and the second antenna.

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.

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.

An electronic device is provided. The electronic device includes a housing including a conductive part, a device substrate disposed in an inner space of the housing, an antenna structure, disposed in the inner space to form a directional beam and including a substrate, an array antenna including a plurality of antenna elements disposed on the substrate and a support bracket to support the substrate, an electrical connection member connecting the substrate to the device substrate, a conductive contact connecting the electrical connection member to the conductive part, a first wireless communication circuit disposed in the inner space and configured to transmit or receive a first wireless signal in a first frequency band through the antenna structure, and a second wireless communication circuit disposed on the device substrate and configured to transmit or receive a second wireless signal in a second frequency band through the conductive part.

This application provides a multi-band antenna. The antenna includes a feeder and a radiating element connected to the feeder, and further includes: a first notch structure, where the first notch structure is located on a side of the radiating element and is coupled to the radiating element; and a second notch structure, where the second notch structure is located on a side of the first notch structure and far from the radiating element, and an end that is of the second notch structure and that is far from the radiating element is grounded. The first notch structure may be selectively connected to the ground or to the second notch structure.