Aac Technologies Pte. Ltd.

Jianchuan Liu

Yuehua Yue

Hongjuan Han

Wei Yan

Li Han

Qingchen Chu

Mao Liu

Chi Xie

Embodiments of the present application disclose an antenna element, an antenna array, and a base station. The antenna element comprises: a metal floor; and a first polarized antenna and a second polarized antenna disposed on an insulating bracket, wherein the insulating bracket is disposed on the metal floor; the first polarized antenna is orthogonal in polarization to the second polarized antenna; the shape of a radiating surface is a graph surrounded by an asteroid, a first oscillating arm and a second oscillating arm are symmetrically disposed; a first feeding end and a second feeding end are differentially fed; the second polarized antenna is composed of a third feeding end, a fourth feeding end, and a second symmetrical oscillator located on the radiating surface; a third oscillating arm and a fourth oscillating arm are symmetrically disposed; the third feeding end and the fourth feeding end are differentially fed.

Antenna element, antenna array and base station

An antenna unit, including a radiator, a dielectric layer and an antenna ground plane which are sequentially stacked. The radiator includes a first antenna unit and a second antenna unit that are opposite to, spaced apart from and structurally complementary to each other. The first antenna unit is provided with a feeding point connected to an external power source and two first grounding points connected to the antenna ground plane. The second antenna unit is provided with three second grounding points connected to the antenna ground plane. Compared with the related art, the antenna unit provided by the present disclosure works in the 37-42.5 GHz band, has a good antenna performance, wide working band, simple structure, and low profile, and is easy to implement.

Antenna unit and antenna system

An antenna includes an antenna body, a feeding network board screw-connected to the antenna body, and a feeding spring pin connecting the coupling feeding branch with a feeding network of the feeding network board. The antenna body includes a plastic bracket, an antenna radiating sheet provided on a top of the plastic bracket, and a coupling feeding branch provided on a side portion of the plastic bracket. The plastic bracket is formed into one piece, the antenna radiating sheet and the coupling feeding branch are spaced apart from and coupled with each other. The antenna of the present invention has good consistency, high reliability, is easy to assemble without welding, and has a simple overall structure, low cost and small size, and can be used for 5G large-scale antenna array deployment.

Antenna

The embodiments disclose an antenna, an antenna array and a base station. The antenna includes two pairs of oscillator units that are orthogonal in polarization and have a same structure, each pair of oscillator units comprising a radiating portion and a feeding portion; the radiating portion includes a radiating substrate and two radiating bodies disposed on a surface of the radiating substrate; the radiating bodies are spaced apart from and symmetrical to each other, the feeding portion includes a feeding substrate, a ground disposed on a surface of one side of the feeding substrate and a microstrip disposed on a surface of the other side of the feeding substrate; the radiating substrate and the feeding substrate are perpendicular to and connected to each other, the ground is connected to the radiating bodies, and the microstrip line is spaced apart from and coupled to the radiating bodies.

Antenna, antenna array and base station

The present disclosure provides an ultra-wideband multiple-input multiple-output (MIMO) antenna, including a printed circuit board (PCB) and four mirror-symmetrical antenna components having a same structure and disposed on the PCB. The PCB includes a system ground and a circuit region, and an orthographic projection of the antenna components on the PCB falls within the system ground. The radiation portion is disposed parallel to and separately from the PCB. The connection portion includes a first grounding pin, a second grounding pin, and an antenna feed point pin respectively extending from the radiation portion toward the PCB and disposed separately from each other, the first grounding pin and the second grounding pin are connected to the system ground, and the antenna feed point pin is connected to an external power supply. The present disclosure further provides a terminal. The ultra-wideband MIMO antenna and the terminal have good antenna performance.

Ultra-wideband MIMO antenna and terminal

The present disclosure provides a massive MIMO array antenna comprising a PCB substrate and a plurality of antenna groups, each of the antenna groups comprises two feeding networks and one antenna unit, each antenna unit comprises an antenna bracket, a radiating piece and four coupling pieces, each of the feeding networks is electrically connected to two of the coupling pieces and performs coupling differential feeding on the radiating pieces by the two coupling pieces, each of the antenna groups is &#xb1;45&#xb0; orthogonal polarization.

Massive MIMO array antenna

An antenna system includes a feeding point, an antenna array comprising four antenna units and a power division network comprising four power division modules, the antenna array and the power division network are respectively arranged at two opposite planes, one end of each of the four power division modules is respectively connected with one of the four antenna units, and the other ends of the four power division modules are connected with each other and are connected with the feeding point, so as to form a 5G antenna. In the antenna system, the power division network and the antenna array are structured as separate layers to reduce an area of a millimeter wave array formed by the power division network and the antenna array, so that the cellphone can have enough space for the millimeter wave array, thereby reducing difficulties of applying the millimeter wave to a mobile terminal.

Antenna system

A mobile terminal, including a display screen, a rear cover facing the display screen, a metal frame, and a circuit board; the metal frame and the circuit board are between the display screen and the rear cover and extend along outer profile of the rear cover. The antenna system includes at least one antenna unit. Each antenna unit includes a first gap in the metal frame and a second gap communicated with the first gap; the first gap extends along perimeter of the metal frame to form a strip-like hollow; the second gap extends from the middle of the first gap toward the rear cover until through the metal frame so as to divide the metal frame into a first section and a second section; the first section and the second section are electrically connected with the feeding point to form a first radiator and a second radiator, respectively.

Antenna system and mobile terminal

An antenna, including: a circuit board including a first grounding point, a second grounding point and a feeding point; a metal ring suspended with respect to the circuit board; a grounding arm; and a feeding short-circuit arm; the metal ring, the grounding arm and the feeding short-circuit arm are spaced from each other, and the grounding arm is between the metal ring and the feeding short-circuit arm; the first grounding point is connected with the grounding arm, the second grounding point and the feeding point are both connected with the feeding short-circuit arm; every two of the metal ring, the grounding arm and the feeding short-circuit arm are coupled with each other to form a ring current on the metal ring, so as to achieve circular polarization properties. The structure and arrangement of the antenna are flexible, so as to be adapted to devices with small internal space.

Growing community of inventors

Shenzhen, China

Jianchuan Liu