Patents by Inventor Nengbin Liu

Nengbin Liu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240136725
    Abstract: A reflector for a base station antenna comprises: a body; and at least one slot provided in the body, where the at least one slot is configured for forming at least one stub-type filtering structure in the body. The stub-type filtering structure is configured for at least partially inhibiting an induced current in the body within an operating frequency band of a radiating element mounted behind the reflector.
    Type: Application
    Filed: October 19, 2023
    Publication date: April 25, 2024
    Inventors: Qiang Liu, Xun Zhang, Changfu Chen, Nengbin Liu
  • Patent number: 11909095
    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.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: February 20, 2024
    Assignee: COMMSCOPE TECHNOLOGIES LLC
    Inventors: Nengbin Liu, Zhigang Wang, Fan He, Ruixin Su, PuLiang Tang
  • Publication number: 20240039145
    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.
    Type: Application
    Filed: April 27, 2023
    Publication date: February 1, 2024
    Inventors: Nengbin Liu, Xun Zhang, PuLiang Tang
  • Publication number: 20230402734
    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.
    Type: Application
    Filed: May 23, 2023
    Publication date: December 14, 2023
    Inventors: Nengbin Liu, Puliang Tang, Zhigang Wang, Meihua Yin
  • Publication number: 20230395971
    Abstract: A base station antenna comprises a reflector assembly and a first radiating element having a first feed stalk and a first radiator. A base of the first feed stalk is adjacent the reflector assembly and the first radiator is adjacent a distal end of the first feed stalk. A center of the first radiator is offset from the base of the first feed stalk in a longitudinal direction that is parallel to a longitudinal axis of the base station antenna.
    Type: Application
    Filed: May 31, 2023
    Publication date: December 7, 2023
    Inventors: MeiHua Yin, PuLiang Tang, Nengbin Liu, Xun Zhang, Qiang Liu, YueMin Li, Xiaohua Tian, Jiajia Ni, Xiaoan Fu, Haifei Qin, Jiaping Xu
  • Publication number: 20230361459
    Abstract: The present application relates to a mounting device for a base station antenna. The mounting device is configured to mount a base station antenna to a holding pole, the mounting device includes an adjustable movable component, and a status of the movable component is related to a mechanical tilt of the base station antenna. The mounting device further includes a self-locking worm drive and a spiral gear engaged with the self-locking worm, and the spiral gear coupled with the movable component, where, by actuating the self-locking worm, the spiral gear is capable of being rotated, and thus the status of the movable component is capable of being adjusted. The present application also relates to a base station antenna system that includes a base station antenna, a lower mounting device, and an upper mounting device, and the upper mounting device is a mounting device for a base station antenna as described.
    Type: Application
    Filed: April 21, 2023
    Publication date: November 9, 2023
    Inventors: Zhigang Wang, Puliang Tang, Maosheng Liu, Nengbin Liu
  • Publication number: 20230208014
    Abstract: An integrated base station antenna comprises a passive antenna and an active antenna installed behind the passive antenna. The active antenna comprises a reflecting plate and an array of radiating elements extending forward from the reflecting plate. The passive antenna includes an array of metal tuning elements that tune the array of radiating elements, where the array of metal tuning elements us positioned in front of the array of radiating elements of the active antenna, and where a longitudinal axis of at least some of the metal tuning elements extend at an angle between 70° and 110° with respect to a plane defined by the reflecting plate.
    Type: Application
    Filed: December 16, 2022
    Publication date: June 29, 2023
    Inventors: Xun Zhang, Hangsheng Wen, Nengbin Liu, Yutong Liu
  • Publication number: 20230208051
    Abstract: An integrated base station antenna comprises a passive antenna that includes a front radome, a matching dielectric layer and a rear radome; and an active antenna mounted on the back of the passive antenna. A distance between the rear radome of the passive antenna and the matching dielectric layer is a first distance, and the distance between the active antenna and the rear radome of the passive antenna is a second distance, where the first distance is selected as 0.25 + n/2 times the equivalent wavelength, where n is a positive integer, and the second distance is selected as 0.25 + N/2 times the equivalent wavelength, where N is a natural number. The equivalent wavelength is within the range of 0.8 to 1.2 times of the wavelength corresponding to a center frequency of an operating frequency band of the radiating elements in the active antenna.
    Type: Application
    Filed: December 16, 2022
    Publication date: June 29, 2023
    Inventors: Xun Zhang, Hangsheng Wen, Yutong Liu, Nengbin Liu
  • Publication number: 20230104131
    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.
    Type: Application
    Filed: April 27, 2021
    Publication date: April 6, 2023
    Inventors: Mohammad Vatankhah Varnoosfaderani, Amit Kaistha, Fan He, Nengbin Liu, PuLiang Tang, Ruixin Su
  • Publication number: 20230098188
    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.
    Type: Application
    Filed: September 2, 2022
    Publication date: March 30, 2023
    Inventors: YueMin Li, Junfeng Yu, PuLiang Tang, Xun Zhang, Jian Liu, Xiaohua Tian, Hangsheng Wen, Nengbin Liu, Jiajia Ni
  • Publication number: 20230098517
    Abstract: The present disclosure relates to a mounting assembly and the method of use thereof. The mounting assembly is configured to mount a plurality of objects on a single pole at a predetermined included angle and includes: a clamping mechanism, which fixes the mounting assembly on the pole by clamping the pole; an angle control mechanism, which has a polygonal configuration and controls the included angle between the plurality of objects through its polygonal configuration; and a mounting mechanism, which respectively mounts the plurality of objects by mounting each object among the plurality of objects in a manner where it corresponds to one edge among the plurality of edges of the angle control mechanism, thereby mounting the plurality of objects on the pole at a predetermined included angle.
    Type: Application
    Filed: August 25, 2022
    Publication date: March 30, 2023
    Inventors: Shida Wang, Nengbin Liu, Xiwei Yang, Ruixin Su, PuLiang Tang
  • Publication number: 20230063114
    Abstract: The present application relates to a mounting device configured for mounting a base station antenna (10) on a supporting member (11), and providing the adjustability of the mechanical tilt angle of the base station antenna. The mounting device comprises a first mounting unit, a second mounting unit, and an elastic element (3). The first mounting unit is configured to provide a pivot point for the base station antenna, the second mounting unit has an adjustable effective connection length for the base station antenna, with the effective connection length related to the mechanical tilt angle of the base station antenna, and the elastic element is configured to resist an increase in the mechanical tilt angle of the base station antenna on at least a part of the adjustable range of the mechanical tilt angle of the base station antenna. The mounting device allows for the easy adjustment of the mechanical tilt angle of the base station antenna, reducing the workload and safety risks of the operator.
    Type: Application
    Filed: July 21, 2022
    Publication date: March 2, 2023
    Inventors: Zhigang Wang, PuLiang Tang, Maosheng Liu, Nengbin Liu, Chen Chen
  • Patent number: 11576253
    Abstract: Printed circuit boards for a base station antenna include a substrate layer, and a first conductive trace and a second conductive trace which are printed on the substrate layer and cross each other. The first conductive trace has two trace sections separated by the second conductive trace. Adjacent ends of the two trace sections separated by the second conductive trace are connected electrically by a jumper. The jumper has an electrical conductor, is isolated electrically from the second conductive trace and is fixed on the printed circuit board. The electrical conductor and the two trace sections are connected electrically at adjacent ends. The printed circuit board allows flexible wiring of the conductive traces on the printed circuit board.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: February 7, 2023
    Assignee: CommScope Technologies LLC
    Inventors: Xiaotuo Wang, Hangsheng Wen, Shuguang Shao, Nengbin Liu, Martin L. Zimmerman
  • Patent number: 11557824
    Abstract: The present disclosure relates to an antenna mounting device and a base station antenna system. The antenna mounting device includes a hinge device and an adjustment arm. The hinge device is configured to be mounted to a pole by a clamp and configured to pivotally connect a base station antenna arrangement. The adjustment arm is configured to be mounted to the pole by a clamp and configured to connect the base station antenna arrangement. The connection of the hinge device with the base station antenna arrangement is located in a middle region of a longitudinal extension of the base station antenna arrangement [having a longitudinal extension] of a maximum of ? of the longitudinal extension of the base station antenna arrangement. A connection of the adjustment arm with the base station antenna arrangement is located in one of two end regions of the base station antenna arrangement.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: January 17, 2023
    Assignee: CommScope Technologies LLC
    Inventors: Zhigang Wang, PuLiang Tang, Ruixin Su, Maosheng Liu, Nengbin Liu
  • Publication number: 20220393333
    Abstract: The present disclosure relates to an antenna mounting device for antenna assembly, where the antenna assembly comprises a base station antenna that extends longitudinally and a remote radio unit. The antenna mounting device comprises a first mounting unit, a second mounting unit and an optional third mounting unit. The first mounting unit is configured to pivotally connect a remote radio unit to a foundational component and provide the antenna assembly with a pivot point relative to the foundational component. The second mounting unit is configured to connect the base station antenna to a foundational component in the longitudinal extension direction of the base station antenna, below the first mounting unit and at a distance from the first mounting unit. The second mounting unit has an adjustable effective connection length between the base station antenna and foundational component, where the effective connection length determines the mechanical tilt angle of the antenna assembly.
    Type: Application
    Filed: April 29, 2022
    Publication date: December 8, 2022
    Inventors: Nengbin Liu, Zhigang Wang, Ruixin Su, PuLiang Tang, Hongwen Zhu
  • Publication number: 20220336940
    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.
    Type: Application
    Filed: March 11, 2022
    Publication date: October 20, 2022
    Inventors: Nengbin Liu, Zhigang Wang, Fan He, Ruixin Su, Puliang Tang
  • Publication number: 20220336941
    Abstract: A connection device comprises a first interface assembly that is removably connected to a first pre-determined number of first ports of a first radiating element array in an antenna assembly of the base station antenna, a second interface assembly that is connected to a second pre-determined number of second ports of a remote radio head of the base station antenna, and a connection circuit, the connection circuit being connected between the first interface assembly and the second interface assembly so that the first radiating element array and the remote radio head are electrically connected.
    Type: Application
    Filed: April 12, 2022
    Publication date: October 20, 2022
    Inventors: Nengbin Liu, Xiaotuo Wang, PuLiang Tang, Ruixin Su, Keyun Di
  • Patent number: 11387553
    Abstract: The present disclosure relates to a mechanical transmission mechanism and a base station antenna.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: July 12, 2022
    Assignee: CommScope Technologies LLC
    Inventors: Shuguang Shao, Nengbin Liu, PuLiang Tang
  • Patent number: 11264696
    Abstract: A multi-antenna mounting device includes: a mounting member to which two or more antennas are fixable; and a tilt angle adjusting mechanism including an upper adjusting component and a lower adjusting component spaced apart along a length direction of the mounting member. The upper adjusting component includes a plurality of tilt angle adjusting holes arranged in a row, one end of the upper adjusting component is connectable to the mounting member, and the other end is connectable to a user's support pole with a fastening element extending through one of the tilt angle adjusting holes. When the fastening element extends through different tilt angle adjusting holes, the multi-antenna assembly has different mechanical tilt angles relative to the support pole. The lower adjusting component includes a first section and a second section. The second section has a predetermined length and the first section is pivotable relative to the second section.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: March 1, 2022
    Assignee: CommScope Technologies LLC
    Inventors: Shuguang Shao, Puliang Tang, Nengbin Liu, Xiaotuo Wang
  • Publication number: 20210367320
    Abstract: The present disclosure relates to an antenna mounting device and a base station antenna system. The antenna mounting device includes a hinge device and an adjustment arm. The hinge device is configured to be mounted to a pole by a clamp and configured to pivotally connect a base station antenna arrangement. The adjustment arm is configured to be mounted to the pole by a clamp and configured to connect the base station antenna arrangement. The connection of the hinge device with the base station antenna arrangement is located in a middle region of a longitudinal extension of the base station antenna arrangement [having a longitudinal extension] of a maximum of ? of the longitudinal extension of the base station antenna arrangement. A connection of the adjustment arm with the base station antenna arrangement is located in one of two end regions of the base station antenna arrangement.
    Type: Application
    Filed: May 13, 2021
    Publication date: November 25, 2021
    Inventors: Zhigang Wang, PuLiang Tang, Ruixin Su, Maosheng Liu, Nengbin Liu