A hearing aid, in particular constructed as a classical hearing aid, includes a housing having a baseplate and a housing shell, a number of electrical and/or electronic units, and a transmitting and receiving unit for transmitting and receiving electromagnetic waves. The number of electrical and/or electronic units are fastened on the baseplate. The transmitting and receiving unit includes an electronic circuit for generating a transmission signal and an antenna unit coupled thereon. The antenna unit includes a free arm and the transmitting and receiving unit is configured to inductively feed the transmission signal of the electronic circuit into the antenna unit.

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.

An antenna device includes a ground plate and an antenna element. The ground plate is a conductor member with a flat rectangular shape. The antenna element is a conductor member having a feed point electrically connected to a feeder line. A length of the ground plate in a predetermined direction is shorter than a target wavelength that is a wavelength of a radio wave to be transmitted or received. The ground plate is connected to a grounding cable at a connection position on the ground plate. The connection position is shifted from an edge of the ground plate by an odd multiple of ¼ of the target wavelength.

Disclosed is an electronic device including a window plate comprising a transparent region and an opaque region surrounding the transparent region, a display disposed below the transparent region of the window plate, a housing comprising a first face corresponding to a rear face of the display and a second face corresponding to a side face of the display, the housing surrounding the rear face and the side face of the display, a plurality of antennas disposed between the opaque region of the window plate and the first face of the housing, and a wireless communication module electrically coupled to the plurality of antennas and supporting ultra-wideband communication by using the plurality of antennas, wherein the plurality of antennas comprises a first antenna disposed along a first edge region corresponding to an edge of the first face of the housing, and a second antenna disposed along a second edge region corresponding to the edge of the first face of the housing and perpendicular to the first edge region.

An antenna unit includes a case having a base and a lid. An antenna assembly is located within the lid and is IP67 compliant, being waterproof. A plurality of antenna components are situated within the base separate from the antenna assembly. An optional barrier is located within the base to divide the antenna components from the lid. The antenna assembly include different types of antenna operable at least between 600 MHz to 39 GHz. The lid is separable from the base and is divided from other components to minimize interference so that all antenna may operate simultaneously while the lid is in a closed position.

The antenna includes a plurality of radiating units arranged by column and including a plurality of radiating bodies and a reflecting plate which is configured to reflect a portion of electromagnetic waves radiated by the plurality of radiating bodies, such that the electromagnetic waves are radiated in a radiation orientation; and a dielectric component arranged in the radiation orientation of at least one radiating unit of the plurality of radiating units and including an undulating portion spaced apart from the at least one radiating unit by a distance, wherein a first undulating structure is provided on a lower surface of the undulating portion at least facing the at least one radiating unit in a transverse direction, the transverse direction being vertical to the column and parallel to the reflecting plate.

The present disclosure provides an antenna and a manufacturing method thereof, and belongs to the field of communication technology. The antenna provided by an embodiment of the present disclosure includes: a first substrate and a second substrate opposite to each other, a dielectric layer provided therebetween, and a feed unit on a side of the second substrate away from the first substrate. The first substrate includes: a first base substrate; and a radiation unit on a side of the first base substrate close to the second substrate. The second substrate includes: a second base substrate; and a reference electrode layer on a side of the second base substrate away from the feed unit, the reference electrode layer has an opening, an orthographic projection of the opening on the second base substrate is at least partially overlapped with an orthographic projection of the radiation unit on the second base substrate.

It is disclosed a lamp for public, industrial or commercial lighting, with radio control. The lamp comprises a casing provided with an opening, a protection screen and a printed circuit board housed entirely inside the casing. The board comprises a printed circuit board comprising a mounting surface on which are mounted at least one light beam source, a processing unit, a transceiver of wireless signals connected to the processing unit, an antenna connected to the transceiver and a power supply circuit.

An electronic device includes a metal back cover and an antenna module. The metal back cover includes a slot. The antenna module is located in the metal back cover. The antenna module includes a first radiator, second radiator, third radiator, fourth radiator, and fifth radiator. The first radiator has a feeding end. The second radiator connected to the first radiator has a contact portion which is connected to the metal back cover. The third radiator is connected to the second radiator and is located beside the first radiator. The third radiator has a first grounding terminal. The fourth radiator is connected to the second radiator and has a second grounding terminal. The fifth radiator is connected to the third radiator and the fourth radiator. Distances between the feeding end and the slot, the first grounding terminal and the slot, and the second grounding terminal and the slot all range from 3.5 mm to 10 mm.

An antenna comprising a ground plane, a composite radiation patch, and an excitation circuit is described herein. The composite radiation patch is disposed on a printed circuit board and comprises a conducting plate and a plurality of conductive strips. The composite radiation patch comprises an outer region and an inner region separated by a circle of a given radius. The conducting plate comprises 1) a first set of arcuate slots disposed on the circle and 2) a second set of slots each contacting an external perimeter of the conducting plate at one end and a corresponding slot of the first set of arcuate slots at another end. The plurality of conductive strips is disposed within the outer region of the composite radiation patch, with one or more of the plurality of conductive strips galvanically contacting the conducting plate. The excitation circuit is disposed on the printed circuit board for exciting a right hand circularly polarized wave. The excitation circuit comprises a plurality of microstrip lines and a feeding network to which the plurality of microstrip lines are connected.