Patents by Inventor Chieh-Hui Hsu

Chieh-Hui Hsu 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).

  • VOICE COIL MOTOR DEVICES FOR AUTO FOCUSING OR ZOOMING
    Publication number: 20230367099
    Abstract: The present invention is related to a voice coil motor device for auto focusing or zooming, mainly includes a base, a movable magnetic path component, two elongate guide rods and a plurality of balls. The base has a first receiving slot and two second receiving slots. The movable magnetic path component is configured in the first receiving slot and has a lens carrier installing thereon a lens, wherein the lens carrier has a bottom surface having a plurality of first abutting structures. The two elongate guide rods are mounted in the two second receiving slots respectively. The plurality of balls are respectively mounted between the plurality of first abutting structures and the two elongate guide rods, wherein the plurality of balls facilitate a movement of the movable magnetic path component in the first receiving slot, for performing an auto focusing or zooming of the lens.
    Type: Application
    Filed: July 24, 2023
    Publication date: November 16, 2023
    Inventors: Chih-Ming Huang, Chieh-Hui Hsu
  • Voice coil motor devices for auto focusing or zooming
    Patent number: 11747587
    Abstract: The present invention is related to a voice coil motor device for auto focusing or zooming, mainly includes a base, a movable magnetic path component, two elongate guide rods and a plurality of balls. The base has a first receiving slot and two second receiving slots. The movable magnetic path component is configured in the first receiving slot and has a lens carrier installing thereon a lens, wherein the lens carrier has a bottom surface having a plurality of first abutting structures. The two elongate guide rods are mounted in the two second receiving slots respectively. The plurality of balls are respectively mounted between the plurality of first abutting structures and the two elongate guide rods, wherein the plurality of balls facilitate a movement of the movable magnetic path component in the first receiving slot, for performing an auto focusing or zooming of the lens.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: September 5, 2023
    Inventors: Chih-Ming Huang, Chieh-Hui Hsu
  • VOICE COIL MOTOR DEVICES FOR AUTO FOCUSING OR ZOOMING
    Publication number: 20210247588
    Abstract: The present invention is related to a voice coil motor device for auto focusing or zooming, mainly includes a base, a movable magnetic path component, two elongate guide rods and a plurality of balls. The base has a first receiving slot and two second receiving slots. The movable magnetic path component is configured in the first receiving slot and has a lens carrier installing thereon a lens, wherein the lens carrier has a bottom surface having a plurality of first abutting structures. The two elongate guide rods are mounted in the two second receiving slots respectively. The plurality of balls are respectively mounted between the plurality of first abutting structures and the two elongate guide rods, wherein the plurality of balls facilitate a movement of the movable magnetic path component in the first receiving slot, for performing an auto focusing or zooming of the lens.
    Type: Application
    Filed: February 3, 2021
    Publication date: August 12, 2021
    Inventors: Chih-Ming Huang, Chieh-Hui Hsu