Patents by Inventor Youfeng LU

Youfeng LU 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).

  • Dipole arm assembly
    Patent number: 11024949
    Abstract: A dipole arm assembly for a low frequency band radiator of a cellular base station antenna comprising: a central shaft; and at least one barrel having a first end, a second end, and a peripheral wall located between the first end and the second end, where the first end includes an end wall provided with an engagement portion, and the barrel is engaged with the central shaft through the engagement portion and disposed about the central shaft.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: June 1, 2021
    Assignee: CommScope Technologies LLC
    Inventors: Guanpeng Hu, Youfeng Lu, Liming Wang
  • Optical fiber connector and assembly method therefor
    Patent number: 10901157
    Abstract: The present invention discloses a type of optical fibre connector, comprising: an external shell; an internal shell, installed within said external shell; an inserted core component, contained within said internal shell and comprising an inserted core and a length of optical fibre pre-installed within said inserted core; and a spring, contained within said internal shell and located behind said inserted core, and being for exerting a pre-set axial force on said inserted core. Said internal shell includes a front part and a rear part; said rear part is assembled on said front part. Additionally, said spring is compressed between said rear part and said inserted core. In the present invention, the rear part can act as a retainer for the compressed spring and can also be for securing the Kevlar fibre extension tube of the optical cable.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: January 26, 2021
    Assignee: CommScope Telecommunications (Shanghai) Co., Ltd.
    Inventors: Liming Wang, Guanpeng Hu, Youfeng Lu
  • DIPOLE ARM ASSEMBLY
    Publication number: 20200028244
    Abstract: A dipole arm assembly for a low frequency band radiator of a cellular base station antenna comprising: a central shaft; and at least one barrel having a first end, a second end, and a peripheral wall located between the first end and the second end, where the first end includes an end wall provided with an engagement portion, and the barrel is engaged with the central shaft through the engagement portion and disposed about the central shaft.
    Type: Application
    Filed: July 12, 2019
    Publication date: January 23, 2020
    Inventors: Guanpeng Hu, Youfeng Lu, Liming Wang
  • OPTICAL FIBER CONNECTOR AND ASSEMBLY METHOD THEREFOR
    Publication number: 20190137698
    Abstract: The present invention discloses a type of optical fibre connector, comprising: an external shell; an internal shell, installed within said external shell; an inserted core component, contained within said internal shell and comprising an inserted core and a length of optical fibre pre-installed within said inserted core; and a spring, contained within said internal shell and located behind said inserted core, and being for exerting a pre-set axial force on said inserted core. Said internal shell includes a front part and a rear part; said rear part is assembled on said front part. Additionally, said spring is compressed between said rear part and said inserted core. In the present invention, the rear part can act as a retainer for the compressed spring and can also be for securing the Kevlar fibre extension tube of the optical cable.
    Type: Application
    Filed: December 31, 2018
    Publication date: May 9, 2019
    Inventors: Liming WANG, Guanpeng HU, Youfeng LU
  • Optical fiber connector and assembly method therefor
    Patent number: 10209459
    Abstract: The present invention discloses a type of optical fiber connector, comprising: an external shell; an internal shell, installed within said external shell; an inserted core component, contained within said internal shell and comprising an inserted core and a length of optical fiber pre-installed within said inserted core; and a spring, contained within said internal shell and located behind said inserted core, and being for exerting a pre-set axial force on said inserted core. Said internal shell includes a front part and a rear part; said rear part is assembled on said front part. Additionally, said spring is compressed between said rear part and said inserted core. In the present invention, the rear part can act as a retainer for the compressed spring and can also be for securing the Kevlar fiber extension tube of the optical cable.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: February 19, 2019
    Assignee: COMMSCOPE TELECOMMUNICATIONS (SHANGHAI) CO., LTD.
    Inventors: Liming Wang, Guanpeng Hu, Youfeng Lu
  • OPTICAL FIBER CONNECTOR AND ASSEMBLY METHOD THEREFOR
    Publication number: 20170351038
    Abstract: The present invention discloses a type of optical fibre connector, comprising: an external shell; an internal shell, installed within said external shell; an inserted core component, contained within said internal shell and comprising an inserted core and a length of optical fibre pre-installed within said inserted core; and a spring, contained within said internal shell and located behind said inserted core, and being for exerting a pre-set axial force on said inserted core. Said internal shell includes a front part and a rear part; said rear part is assembled on said front part. Additionally, said spring is compressed between said rear part and said inserted core. In the present invention, the rear part can act as a retainer for the compressed spring and can also be for securing the Kevlar fibre extension tube of the optical cable.
    Type: Application
    Filed: September 25, 2015
    Publication date: December 7, 2017
    Inventors: Liming WANG, Guanpeng HU, Youfeng LU