Commscope Technologies LLC

Outdoor Wireless Networks LLC

Jiangsu Contemporary Amperex Technology Limited

Cheng Xue

Bo Wu

Jian Zhang

Bin Sun

Lei Yang

Fusheng Lv

Ligang Wu

Yuemin Li

Bin Ai

Xiaoteng Huang

Wenli Wang

Haiqi Yang

Jiarong Hong

Langchao Hu

Peter John Bisiules

Xun Zhang

Changfu Chen

Chengdu Liang

Fei Li

Fenggang Zhao

Chuande Zheng

Yuanpeng Ren

An antenna comprises first and second radiating elements that are configured to operate in respective first and second operating frequency bands, and a parasitic element that includes a overlapping first and second conductive paths. The first conductive path includes a plurality of first segments and the second conductive path includes a plurality of second segments. A subset of the first segments overlap respective ones of the second segments to form a plurality of pairs of overlapping first and second segments and at least some of these pairs are configured so that an instantaneous direction of a first current formed on the first segment in response RF radiation emitted by the second radiating element will be opposite an instantaneous direction of a second current formed on the second segment in response to the RF radiation emitted by the second radiating element.

Broadband decoupling radiating elements and base station antennas having such radiating elements

A connection assembly for an antenna includes a printed circuit board and a coaxial cable connected to the printed circuit board. A transmission trace and a solder pad are provided on the printed circuit board. An opening for receiving an end portion of the coaxial cable is also provided in the printed circuit board, and an exposed outer conductor of the end portion extends into the opening, and an exposed inner conductor reaches the solder pad. The connection assembly further includes a ground structure, which is electrically connected to a ground metal layer on a second surface of the printed circuit board, and the ground structure is at least partially arranged on both sides of the exposed inner conductor and/or the exposed outer conductor.

Connection assembly for antenna and base station antenna

A fence structure for an antenna array having a plurality of radiating elements comprises: a first fence structure comprising a plurality of rows of first transverse fences extending in a first direction and a plurality of columns of first longitudinal fences extending in a second direction perpendicular to the first direction, where the first transverse fences and the first longitudinal fences collectively surround individual radiating elements in a box arrangement; and a second fence structure comprising a plurality of second fences, each second fence being arranged between respective two adjacent first longitudinal fences in a respective column of first longitudinal fences and electrically coupled with first transverse fences located at two sides of the second fence, a height of each second fence is larger than heights of the first transverse fence and the first longitudinal fence.

Fence structure and base station antenna comprising the same

The present disclosure relates to an antenna assembly, which comprises: a feeder panel; an array of radiating elements mounted on the feeder panel; an array of parasitic elements mounted on the feeder panel, in which, at least a portion of the radiating elements in the array of radiating elements are surrounded by a plurality of spaced-apart parasitic elements, respectively, and at least a portion of the parasitic elements in the array of parasitic elements each comprise a first parasitic subcomponent extending in a first direction and a second parasitic subcomponent extending in a second direction perpendicular to the first direction. In addition, the present disclosure also relates to a base station antenna comprising the antenna assembly. This is capable of effectively improving the cross-polarization performance of the base station antenna and improving the radiation boundary of the base station antenna.

Antenna assembly and base station antenna

Antennas include first and second radiating elements that are configured to operate in respective operating frequency bands. The first radiating element includes a first dipole arm that has a first conductive path and a second conductive path that is positioned behind the first conductive path. The first conductive path includes a plurality of first segments and the second conductive path includes a plurality of second segments, where a subset of the first segments overlap respective ones of second segments to form a plurality of pairs of overlapping first and second segments. At least some of the pairs of overlapping segments are configured so that the instantaneous direction of a first current formed on the first segment in response to RF radiation emitted by the second radiating element will be substantially opposite the instantaneous direction of a second current formed on the second segment in response to the RF radiation.

A battery, a power consumption device, and a method and device for producing a battery are provided. The battery includes: a battery cell including a pressure relief mechanism configured to be actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; and a fire-fighting pipeline configured to accommodate a fire-fighting medium and discharge the fire-fighting medium when the pressure relief mechanism is actuated; where the fire-fighting pipeline is covered with an isolation layer, and the isolation layer is configured to block the contact of gases and the fire-fighting pipeline so as not to generate condensate. In a battery provided by the present application the fire-fighting pipeline is covered with an isolation layer, and the isolation layer may be configured to reduce the influence of the condensate on the battery and improving the safety of the battery.

Battery, power consumption device, and method and device for producing battery

Embodiments of the present application provide a case for a battery, a battery, a power consumption device, and a method and device for producing a battery. The case includes: a thermal management component configured to adjust temperature of a battery cell accommodated in the case; a first wall provided with a through hole, the through hole being configured to communicate a gas inside and outside the case; and a condensing component attached to the thermal management component, the condensing component being configured to shield the through hole so as to condense a gas flowing into the inside of the case through the through hole. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.

Case of battery, battery, power consumption device, and method and device for producing battery

A low frequency band radiating element for a multiple frequency band cellular base station antenna comprises a dipole arm including a radiating portion and a first coupling portion and a dipole leg that includes a leg and a second coupling portion located at one end of the leg. The first coupling portion is removably connected to the second coupling portion. A thin metal sheet with a suitable electrical performance can be selected for the dipole arm, and a thick metal plate can be selected for a dipole leg so as to achieve mechanical strength.

Low frequency band radiating element for multiple frequency band cellular base station antenna

Radiating elements, antenna assemblies, and base station antennas including the same. For example, a radiating element is provided that includes a feed stalk and a radiator mounted on the feed stalk. The feed stalk includes a dielectric substrate, a first metal pattern printed on a first major surface of the dielectric substrate, and a second metal pattern printed on a second major surface of the dielectric substrate that is opposite the first major surface. The first metal pattern includes a first feed transmission line and a first feed welding region electrically connected to the first feed transmission line. The second metal pattern includes a second feed welding region electrically connected to the first feed welding region.

Radiating element, antenna assembly and base station antenna

Antennas comprise a reflector and first and second arrays of first radiating elements mounted on the reflector. The antenna further comprises a parasitic element including a metal ring, where the metal ring of the parasitic element is arranged between a first radiating element of the first array and a first radiating element of the second array. The antenna can improve the isolation between adjacent arrays, thereby improving the radiation patterns generated by the arrays.

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Suzhou, China

Cheng Xue