Abstract: The present disclosure is directed to a reduced wind load antenna. The antenna includes a radome having front, rear, and side surfaces, upper and lower end caps attached to upper and lower ends of the radome to define an internal cavity, radiating elements positioned within the internal cavity and configured to transmit and receive radio frequency (RF) signals, and at least two airflow separation delaying features, each airflow separation delaying feature coupled to and extending outwardly from a corner of the rear surface of the radome, whereby the at least two airflow separation delaying features reduce the wind load applied normal to the front surface of the antenna and/or the wind load applied normal to the rear surface of the antenna. Other reduced wind load antenna assemblies are described herein.

Abstract: The present application relates to an antenna assembly for a base station antenna, a base station antenna arrangement and a base station antenna. The antenna assembly has a reflector, which has a longitudinal extent, a front side and a rear side opposite the front side, where the front side is configured for radiating elements to be arranged thereon, wherein, the reflector has a first longitudinal section residing in a first plane and a second longitudinal section residing in a second plane that is adjacent to the first longitudinal section, where the first plane is rearward of the second plane. The properties of the base station antenna arrangement and the base station antenna may be improved through the antenna assembly.

Abstract: A mounting device for a base station antenna includes a support member having: a first section, the first section being configured to, in a mounted state of a base station antenna and a holding pole, connect with an inner side of the base station antenna facing the holding pole in an end section of the base station antenna; a second section, the second section being configured to, in the mounted state of the base station antenna and the holding pole, extend from the first section in a direction away from the holding pole and extend beyond an end side of the end section in a longitudinal direction of the base station antenna; and a connecting portion that is connected with the second section and configured to be directly or indirectly connected to the holding pole in the mounted state of the base station antenna and the holding pole.

Abstract: Base station antennas are provided that include a reflector assembly and a radiating element. The reflector assembly includes a reflector. The radiating element extends forwardly from the reflector. The reflector includes a nonmetallic substrate, and a metal layer mounted on the substrate.

Abstract: A multi-band phase shifter assembly comprises: a first substrate; a first rotary wiper arm phase shifter, configured to phase shift a first RF signal in a first frequency band; a second rotary wiper arm phase shifter, configured to phase shift a second RF signal in a second frequency band; first filters, configured to pass the first RF signal while blocking the second RF signal, the input end of each first filter is connected to a corresponding output port of the first rotary wiper arm phase shifter; second filters, configured to pass the second RF signal while blocking the first RF signal, the input end of each second filter is connected to a corresponding output port of the second rotary wiper arm phase shifter; and a conductive structure, configured to electrically connect one input end of the first filters with one output end of the second filters.

Abstract: The present disclosure relates to a mounting assembly for an integrated base station antenna and an integrated base station antenna. The integrated base station antenna comprises a 4G antenna module and a 5G antenna module.

Abstract: A housing for a cavity phase shifter comprises a first part that extends along the length of the cavity phase shifter and a separate second part that extends along the length of the cavity phase shifter. The first part comprises a substantially flat first base and first arms that extend from the two widthwise edges of the first base toward the second part and the second part comprises a substantially flat second base and second arms that extend from the two widthwise edges of the second base toward the first part. The first arms and the second arms at least partially overlap and are capacitively coupled to each other to form the first cavity of the cavity phase shifter.

Abstract: The present application relates to a base station antenna, where the base station antenna includes a radome and a reflector assembly housed within the radome having an open upper end portion that is closed by an upper end cap, the base station antenna further has a ventilation system that includes a flow channel disposed in the upper end cap or disposed between the upper end cap and the upper end portion of the radome, and the flow channel is configured for venting from the inside of the radome through the flow channel to an external environment. The base station antenna can achieve improved heat dissipation performance.

Abstract: The present disclosure relates to a transmission mechanism for a base station antenna, including: a motor having an output shaft; a gear assembly including a first gear and a second gear meshed with each other, an output end of the output shaft connected to the first gear and driving the first gear to rotate; a screw, a first end thereof connected to the second gear and a second end thereof rotatably supported by a support element; a movable element mounted on the screw, fixedly connected to one end of a connecting rod and translating along an axial direction of the screw when the screw rotates, thereby driving the connecting rod to translate along the axial direction; and an anti-rotation element configured to cooperate with the movable element to prevent the movable element from rotating with the screw, where the motor and the screw are configured to be arranged parallel to each other on a same side of the gear assembly.

Abstract: A base station antenna includes a reflector assembly having at least first through third panels that are angled with respect to each other, first and second feed board PCBs that are mounted outwardly of the respective first panels of the reflector assembly, the first and second feed board PCBs including respective first and second RF transmission lines, and a feed line PCB having a third RF transmission line that connects directly to the first RF transmission line via a first tab-through-PCB connection and a fourth RF transmission line that connects directly to the second RF transmission line via a second tab-through-PCB connection.

Abstract: Base station antennas include an externally accessible active antenna module releasably coupled to a rear of the housing using a field installable mounting system/kit with a mounting frame and active antenna module mounting brackets. The base station antenna housing has a passive antenna assembly that cooperates with the active antenna module.

Abstract: Base station antennas include at least one passive internal grid reflector with an array of low band radiating elements projecting forward of a front one of the at least one grid reflector. A mMIMO antenna array resides behind a back one of the at least one grid reflector and is configured to transmit signal through the grid reflector and out a front radome of the base station antenna.

Abstract: The present application is directed to a mounting bracket for an antenna. The mounting bracket includes a base plate having first and second arms and a spine spanning the first and second arms, the first and second arms and spine creating a monopole receiving space. First, second and third flanges merge with and extend downwardly from, respectively, the first arm, the second arm, and the spine, each of the first, second and third flanges including first and second radially-outwardly extending ears. The mounting bracket also includes a clamp including first and second jaws, each of the first and second jaws having upper and lower plates spanned by a backbone. The clamp further includes first and second elongate threaded members that extend between the backbones of the first and second jaws. Each of the first and second jaws is attached to each of the first and second arms via fasteners inserted through apertures in the first and second arms.

Abstract: The present application relates to a cellular base station antenna, including: a radome having a lateral recess that defines a first accommodating space with a lateral opening and for accommodating a pole, where the cellular base station antenna should be mounted to the pole; and an antenna assembly mounted within a second accommodating space defined by the radome, the antenna assembly including a reflecting plate and a radiating element mounted on the reflecting plate. Moreover, the present application relates to a pole assembly, including a pole and a cellular base station antenna capable of being mounted laterally to the pole.

Abstract: The present invention relates to a transmission mechanism for a base station antenna, and a base station antenna including the transmission mechanism. The transmission mechanism includes: a worm gear unit, which includes a worm driven by a motor and a worm gear meshed and connected with the worm; at least one gear pair, each gear pair including a small gear and a large gear that mesh with each other, the small gear and the worm gear being mounted on a common first drive shaft so that the small gear and the worm gear rotate synchronously; and at least one connecting rod, each connecting rod including a first rack element fixedly mounted thereon, wherein the large gear of each gear pair is meshed and connected with the first rack element on a corresponding connecting rod so as to axially move the connecting rod via the first rack element when the large gear of each gear pair rotates.

Abstract: The present disclosure has disclosed an antenna mounting device configured to collectively mount a plurality of base station antennas on a mast of a communication tower. The antenna mounting device is substantially in the shape of a polygon, and the mast is disposed at a center of the polygon. The antenna mounting device comprises: a plurality of brackets, which are elongated and include a head bracket, at least one intermediate bracket and a tail bracket attached sequentially; and a bracket fastening mechanism which is disposed between two adjacent ends of the head bracket and an adjacent intermediate bracket, or disposed between two adjacent ends of the adjacent intermediate brackets, or disposed between two adjacent ends of the tail bracket and the adjacent intermediate bracket, and which is configured to move two adjacent ends of the adjacent brackets from a position away from each other to a position close to each other.

Abstract: The present disclosure relates to a transmission mechanism for a base station antenna, and a base station antenna including the transmission mechanism. The transmission mechanism includes a motor and at least one connecting rod, wherein a gear mechanism is provided on a first end of the connecting rod, and the motor drives the connecting rod to rotate via the gear mechanism; and wherein a worm gear unit is provided on a second end of the connecting rod opposite to the first end, and the worm gear unit is configured to drive a movable element of a phase shifter when the connecting rod rotates. The transmission mechanism according to the present disclosure can generate greater driving force through the worm gear unit, and has a shorter axial length and a smaller height, and thus is particularly suitable for a more compact and thinner 5G base station antenna.

Abstract: The invention relates to a cable sealing device comprising: a first plate having a group of first holes and configured to be mounted to a first side of a housing wall; a second plate having a group of second holes and configured to be mounted to a second side of a housing wall; and a soft elastic sealing element configured to be mounted between one of the first and second plates and the housing wall. The group of first holes and the group of second holes and the sealing element are configured to receive a group of cables, and the first and the second plate can be biased toward each other, so that the sealing element can be pressed and elastically deformed. The sealing element can seal and fix the group of cables in the housing wall in a pressed and elastically deformed status. The invention also relates to a cable sealing system comprising a housing wall and the cable sealing device. The cable sealing device is simple in structure and easy to assemble, and can ensure good sealing and fixing of the cables.

Abstract: Base station antennas include a base station antenna housing with first plurality of struts with pairs of laterally extending forward and rearward arms coupled to spaced apart left and right side reflector strip segments that extend in a longitudinal direction along a portion of a length of the base station antenna housing.

Abstract: An antenna mounting kit for an integrated base station antenna includes: an upper mounting assembly configured to removably connect an upper portion of the integrated base station antenna to a mounting pole; a middle mounting assembly configured to removably connect a middle portion of the integrated base station antenna to the mounting pole; and a lower mounting assembly configured to removably connect a lower portion of the integrated base station antenna to the mounting pole. The antenna mounting kit can not only mount the 4G antenna unit to the mounting pole, but also mount the 5G antenna unit to the 4G antenna unit, reducing the number of components required for mounting, simplifying mounting steps, and reducing labor costs.