Patents by Inventor Yehua Zhang

Yehua Zhang 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).

  • Floating heat sink and elastic support thereof
    Patent number: 11658096
    Abstract: A floating heat sink includes an elastic support and a heat dissipating piece. The elastic support is integrally formed and includes at least two fasteners and at least two elastic arms. The fasteners are configured to mount the heat dissipating piece. All the fasteners and all the elastic arms are arranged around the heat dissipating piece. Two ends of the elastic arm are both connected to the fastener, and the two ends of the elastic arm are arranged in a circumferential direction of the heat dissipating piece. A middle part of the elastic arm is configured to be connected to a board in a fastened manner, and the middle part of the elastic arm is bent toward the board.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: May 23, 2023
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Jingfeng Yang, Yehua Zhang, Yanghao Sun, Jiping Peng, Baojian Du, Yi Zheng
  • Floating Heat Sink and Elastic Support Thereof
    Publication number: 20200161211
    Abstract: A floating heat sink includes an elastic support and a heat dissipating piece. The elastic support is integrally formed and includes at least two fasteners and at least two elastic arms. The fasteners are configured to mount the heat dissipating piece. All the fasteners and all the elastic arms are arranged around the heat dissipating piece. Two ends of the elastic arm are both connected to the fastener, and the two ends of the elastic arm are arranged in a circumferential direction of the heat dissipating piece. A middle part of the elastic arm is configured to be connected to a board in a fastened manner, and the middle part of the elastic arm is bent toward the board.
    Type: Application
    Filed: January 23, 2020
    Publication date: May 21, 2020
    Inventors: Jingfeng Yang, Yehua Zhang, Yanghao Sun, Jiping Peng, Baojian Du, Yi Zheng
  • CAMERA PAN-TILT-ZOOM CONTROL AND CAMERA SYSTEM
    Publication number: 20200029024
    Abstract: A camera pan-tilt-zoom control and a camera system are disclosed. The camera pan-tilt-zoom control includes a pan-tilt-zoom bracket, a first drive system, a camera mounting bracket, and a first motor. The first drive system includes a first gear and a second gear engaged with each other. The first motor is connected to the first gear, and is configured to drive the first gear to rotate. The camera mounting bracket is connected to the second gear, and is securely connected to the pan-tilt-zoom bracket by using a bearing. The camera mounting bracket is configured to support a camera. A first gear shaft of the first gear, a second gear shaft of the second gear, and an axle center of the bearing are parallel to each other.
    Type: Application
    Filed: September 27, 2019
    Publication date: January 23, 2020
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Jingfeng Yang, Yehua Zhang, Yimin Liu, Guozhu Gui