Suzhou Luxshare Technology Co., Ltd.

Kunshan Luxshare Rf Technology Co., Ltd.

ChengYu Xu

ZhenHua Li

WenKai Xu

WanQiang Zhang

ZhengGuo Zhou

Gang Zhou

KangNing Lv

Lu Chen

Hui Cao

MengYun Gu

ZheXuan Xu

The embodiments of the present disclosure provide an antenna vibrator and an antenna, and the antenna vibrator includes a radiation board. The radiation board is a polygon, a part of the radiation board bends downward to form a plurality of support portions and a plurality of hollowed holes, and a plurality of corners of the radiation board bend downward to form a plurality of bending angle portions. The support portion serves to support and connect. At the same time, by forming the bending angle portion on the radiation board, isolation of the vibrator is optimized, and after the vibrator is arrayed, a cross-polarization ratio meets a conventional indicator in a case of not adding a boundary condition.

Antenna vibrator and antenna

An actuator includes a drive mechanism, a shift mechanism, a screw rod mechanism and a base. The drive mechanism includes a first output shaft and a second output shaft. The shift mechanism includes a gear bracket and a first transmission gear. The first transmission gear has a rotation center extending in a first direction. The screw rod mechanism includes a number of screw assemblies, and each screw assembly includes a push rod. The second output shaft is configured to be able to drive the gear bracket to move along a second direction, so that the first transmission gear is able to mate with different screw rod assemblies. The first output shaft is configured to be able to drive the first transmission gear to rotate around its own rotation center, and then drive the screw assembly to move, so as to move the push rod.

Miniaturized actuator with simple structure

The embodiments of the present disclosure provide an antenna vibrator and an antenna, and the antenna vibrator includes a radiation board. A center region of the radiation board is provided with a plurality of slits, and the radiation board is bent downwards at a peripheral region of each slit to form a support portion and a hollowed-out hole. The support portion serves to support and connect. At the same time, by forming the slit on the radiation board, the isolation of the vibrator is optimized, and the cross polarization ratio after the vibrator being arrayed may meet conventional index without adding a boundary condition.

The embodiments of the present disclosure provide an antenna vibrator and an antenna, and the antenna vibrator includes a radiation board. A partial region of the radiation board is bent downwards to form a plurality of support portions and a plurality of corresponding first hollowed-out holes, and a region between two adjacent first hollowed-out holes is bent downwards to form a plurality of bending portions and a plurality of corresponding second hollowed-out holes. The support portion serves to support and connect. At the same time, by forming the bending portion and the second hollowed-out hole on the radiation board, the isolation of the vibrator is optimized, and the cross polarization ratio after the vibrator being arrayed may meet conventional index without adding a boundary condition.

The embodiments of the present disclosure disclose a vibrator arm and a vibrator structure. The vibrator arm comprises an extension branch and a bending branch, and the bending branch bends to one side of the extension direction of the extension branch. Thus, the space occupation of the vibrator arm is reduced, especially when the number of the vibrator arm is large, the antenna formed through the vibrator arm is smaller and the structure is more compact.

Vibrator arm and vibrator structure

A base station antenna including a substrate, a plurality of oscillators, a control assembly, and a dielectric plate is provided. The substrate includes a first surface and a second surface disposed opposite to the first surface. The plurality of oscillators are disposed on the first surface of the substrate. The control assembly is disposed on the second surface of the substrate and electrically connected to the plurality of oscillators. The dielectric plate is disposed corresponding to the first surface of the substrate, and the plurality of oscillators are disposed between the first surface and the dielectric plate. Through the above arrangement, the base station antenna can have lower construction cost and debugging labor cost, and can eliminate influences of an antenna cover on antenna radiation performance at the same time.

Base station antenna

Disclosed is a feed network, which includes a printed circuit board, two microstrip power dividers and two microstrip combiners, and the two microstrip power dividers and two microstrip combiners arranged on the printed circuit board. A microstrip structure of each microstrip power divider is configured to realize impedance matching. Input ends of the two microstrip power divider are configured as two input ends of the feed network, two input ends of each microstrip combiner are respectively connected to one output end of each microstrip power divider, and output ends of the two microstrip combiners are configured as two output ends of the feed network, so that a multiple-input multiple-output feed network is realized. Therefore, when the feed network is applied to a base station antenna, all the radiation units are arranged in a linear matrix to achieve the effect of miniaturization of the base station antenna.

Feed network and base station antenna

An oscillator antenna unit and an antenna are disclosed. The oscillator antenna comprises a plurality of oscillator arms and a guiding sheet. The plurality of oscillator arms extend outwards along a middle axle of the oscillator antenna unit and are arranged at an interval from one another. Extension directions of the oscillator arms form a first plane, and the guiding sheet parallel to the first plane is arranged above the oscillator arms and has a predetermined interval therewith. The antenna comprises at least two oscillator antenna units arranged in an array. Therefore, the technical solution of the embodiment of the present disclosure may improve the isolation and achieve a better decoupling effect.

Oscillator antenna unit and antenna

The embodiments of the present disclosure disclose a low-frequency vibrator unit, an antenna component, and a base station. A vibrator arm is provided to bend towards the bottom, and a director is provided with a window corresponding to an extension branch. Therefore, in an aspect, the vibrator arm occupies less space, such that more low-frequency vibrator units may be arranged in the same space. In another aspect, the window provided in the director reduces influences thereof on a high-frequency vibrator unit below and improves a cross-polarization ratio of the antenna component, such that signal space directivity of the antenna component is stronger. In yet another aspect, the antenna component occupies less space in the base station.

Low-frequency vibrator unit, antenna component, and base station

The present disclosure provides a phase shifting device and a base station antenna. The phase shifting device comprises a driving module, a transmission rack plate, and a plurality of annular phase shifters. The driving module comprises a transmission rod. The transmission rack plate comprises a transmission nut, through which the transmission rack plate is pivotally connected to the transmission rod of the driving module. The plurality of annular phase shifters are disposed on the periphery of the transmission rack plate at intervals and are respectively engaged with the transmission rack plate. The rotation of the transmission rod drives the transmission nut to move back and forth on the transmission rod, and along with the back and forth movement of the transmission nut, the transmission rack plate drives the plurality of annular phase shifters to rotate.

Phase shifting device and base station antenna

Disclosed is a base station antenna, which includes a substrate and an antenna sub-array. The antenna sub-array includes a feeding plate, a plurality of radiation units, and two metal baffles. The feeding plate is disposed on the substrate. The plurality of radiation units are disposed on the feeding plate along a first direction and electrically connected to the feeding plate. The two metal baffles are respectively disposed on two sides of the feeding plate along a second direction perpendicular to the first direction, and each metal baffle extends along the first direction. Each metal baffle is provided with an opening slot, and the length of the opening slot along the first direction corresponds to a wavelength of a center frequency of the base station antenna. Therefore, the base station antenna can achieve the technical effects of converging the horizontal beam width and optimizing the cross polarization ratio.

A phase shifter, comprising a base, a circuit substrate, a phase-shifting member, and a plurality of first output cables. The circuit substrate is disposed on the base, and comprises a main feeder circuit and at least one sub-feeder circuit. The main feeder circuit comprises a main input circuit section. The at least one sub-feeder circuit is disposed on one side of the main feeder circuit, and comprises two output circuit sections and an arc circuit section. The arc circuit section is disposed between the two output circuit sections. The phase-shifting member is rotatably connected with the circuit substrate and comprises a coupling band. One end of the coupling band corresponds to and is coupled to the main input circuit section while the other end corresponds to and is coupled to the arc circuit section.

Phase shifter including a phase shifting member rotatable over an arc circuit section that is connected to cables secured to the phase shifter

The present disclosure provides a high-frequency oscillator assembly and a base station antenna. The high-frequency oscillator assembly comprises a balun supporting component and a baseplate. The balun supporting component comprises two balun supporting plates. The balun supporting plate comprises a first surface and a second surface. The first surface comprises a feeder circuit comprising a transmission line and a feeder line. The second surface comprises a first open-circuit filtering branch. The transmission line is disposed on one side of the other balun supporting plate. The feeder line is disposed on the other side of the other balun supporting plate. The first open-circuit filtering branch and the feeder line are electrically connected. The baseplate is disposed on the balun supporting component and comprises a plurality of oscillator arms. The feeder lines are electrically connected with the corresponding oscillator arms respectively.

High-frequency oscillator assembly and base station antenna

The present disclosure provides a base station antenna comprising a balun support component and a substrate. The balun support component comprises a ground circuit and a balun circuit comprising a plurality of bending parts and a plurality of connecting parts which are alternately connected. Each bending part comprises two wires extending in opposite directions and a bending wire connecting the two wires. The substrate comprises a first surface and a second surface opposite to the first surface. The second surface of the substrate is disposed on the balun support component. The first surface comprises an oscillator arm comprising a first end and a second end. The first end is closer to the center of the substrate than the second end. The second surface comprises a metal ring. The balun circuit and the ground circuit are electrically connected to the oscillator arm.

Growing community of inventors

Suzhou, China

ChengYu Xu