Provided are a millimeter-wave antenna module and an electronic device. The electronic device comprises a rear housing, a main circuit board disposed apart from and faced to the rear housing, and the millimeter-wave antenna module. The millimeter-wave antenna module comprises: an antenna array, disposed on the rear housing and configured to receive or transmit millimeter-wave signals; a feeding module, disposed between the rear housing and the main circuit board, and arranged opposite to the antenna array, wherein the feeding module is connected to the main circuit board, and configured to perform coupled feeding to the antenna array; and a buffer layer, disposed between the antenna array and the feeding module, and having a dielectric constant greater than that of air and less than that of the rear housing.

An antenna device is provided. The antenna device includes a base; an antenna group including a plurality of radiating elements disposed on the base along a first direction; and a feed line configured to feed power to the plurality of radiating elements, the feed line having an air-strip structure, wherein the feed line includes: a plurality of connection line regions configured such that one end is connected to each radiating element of the plurality of radiating elements, and a main line region bent at a predetermined angle at the other end of the connection line region and formed along the first direction from a side surface of the antenna group.

The invention relates to an antenna and an electronic device. The antenna has a radiation part, a grounding sheet arranged separated from the radiation part and a number of ground connection parts. The radiation part has four radiators forming a first gap and a second gap. Each radiator is electrically connected to the grounding sheet through a ground connection part. The ground connection part includes at least an attaching sheet and a number of metal through holes. Each side of opposite two sides of each attaching sheet is electrically connected to at least one of the metal through holes. The electronic device includes the antenna. According to the technical scheme, the antenna has the advantage of low profile.

Base station antennas, and components for base station antennas, such as reflectors, feeder components, frames, and column components. A base station antenna may include a reflector; a first radiator located at the front side of the reflector; mutually parallel first and second ground plates extending backward from the reflector and basically perpendicular to the reflector; and a first conductor strip extending between the first and second ground plates and configured to feed power to the first radiator. The first conductor strip and the first and second ground plates may be configured as a first stripline transmission line. The reflector and the first and second ground plates may be configured as one piece so that the reflector is grounded via the first and second ground plates without soldering.

An antenna unit, an antenna module, and an electronic device are disclosed. The antenna unit includes: a first circuit board, a system ground and a feeding structure being formed on the first circuit board; a first metal frame, stacked on the first circuit board; and a first radiating element, stacked on the first circuit board. The first metal frame is arranged around an outer periphery of the first radiating element, the first radiating element includes a pair of first radiating arms opposite to and spaced apart from each other, and the pair of first radiating arms are attached to two opposite inner surfaces of the first metal frame. Both the first radiating element and the first metal frame are electrically connected to the system ground.

The invention relates to an antenna and an electronic device. The antenna has a radiation part, a grounding sheet arranged separated from the radiation part and a number of ground connection parts. The radiation part has four radiators forming a first gap and a second gap. Each radiator is electrically connected to the grounding sheet through a ground connection part. The ground connection part includes at least an attaching sheet and a number of metal through holes. Each side of opposite two sides of each attaching sheet is electrically connected to at least one of the metal through holes. The electronic device includes the antenna. According to the technical scheme, the antenna has the advantage of low profile.

A ground conductor (1) having slots (2a to 2g) for radiating electromagnetic waves, a ground conductor (3) in which cavities (4) recessed in a direction away from the ground conductor (1) is formed in positions opposite to the slots (2a to 2g) of the grounding conductor (1), and central conductors (5a, 5b, 6a to 6c, 7a, and 7b) arranged in positions overlapping with the slots (2a to 2g), respectively, between the ground conductor (1) and the ground conductor (3) are provided. The central conductors (5a, 5b, 6a to 6c, 7a, and 7b) are arranged such that the ground conductor (1) is closer to them than the ground conductor (3).

Embodiments of the present disclosure provide an antenna, including a first antenna portion and a detachable second antenna portion that is connected to the first antenna portion, where the first antenna portion includes a first radome and a first reflection plate disposed in the first radome, the second antenna portion includes a second radome and a second reflection plate disposed in the second radome, and a working surface of the first reflection plate and a working surface of the second reflection plate are coplanar; and a plurality of antenna arrays on the working surface of the first reflection plate and a plurality of antenna arrays on the working surface of the second reflection plate are configured to construct different types of antennas based on a quantity of frequency bands and a quantity of transmit and receive channels that are configured for the antenna.

The present invention relates to the field of communications technologies and discloses an antenna system, and the antenna system includes: a radiating element, at least one strip line ground plane and signal cavity, and at least one inner conductor, where the radiating element includes radiation arms, radiation baluns, and feeding inner cores; the strip line ground plane is used as a reflective surface of the radiating element; the baluns of the radiating element are electrically connected to the strip line ground plane, and all of at least two feeding inner cores of the radiating element are electrically connected to one inner conductor. Therefore, a feeding manner of an existing array antenna can be optimized very conveniently, assembly time is greatly reduced, quantities of welding points and cables are reduced, and consistency and reliability are improved.

There is provided a wideband patch antenna and an antenna array. The antenna includes a dielectric substrate of a rectangle shape, a radiation patch formed on a top surface of the dielectric substrate, a coupling patch formed on the top surface of the dielectric substrate and extending from a side of the dielectric substrate to a position from the radiation patch by a distance, a metal support arranged on the lower surface of the dielectric substrate and extending from the edge of the lower surface of the dielectric substrate downward to the ground, a layer of air having a predetermined thickness being formed between the lower surface of the dielectric substrate and the ground. According to the embodiments, it is possible to improve the directivity of the wideband microstrip antenna while maintaining its small size.