Patents by Inventor Quanfu SHI

Quanfu SHI 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).

  • Patent number: 10926655
    Abstract: A charging pile includes a power system and a charging terminal. The power system includes a first power unit, a second power unit, a power control unit, and a heat sink. The first power unit is connected to the second power unit, and the first power unit and the second power unit have same output voltages and same output currents. The power control unit is configured to control the output voltages and the output currents of the two power units. The charging terminal includes a charging control module, a direct-current distribution unit, and a charging plug. The charging plug is configured to connect to a to-be-charged battery and charge the to-be-charged battery. The direct-current distribution unit is configured to allocate a power supply to the charging plug. The charging control module is configured to bill and display the charging.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: February 23, 2021
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Nanhai Li, Zhen Qin, Hongbing Wang, Quanfu Shi, Yongjin Lin
  • Publication number: 20190217734
    Abstract: The present invention discloses a charging pile, including a power system and a charging terminal. The power system includes a first power unit, a second power unit, a power control unit, and a heat sink. The first power unit is connected to the second power unit, and the first power unit and the second power unit have same output voltages and same output currents. The power control unit is configured to control the output voltages and the output currents of the two power units. The charging terminal includes a charging control module, a direct-current distribution unit, and a charging plug. The charging plug is configured to connect to a to-be-charged battery and charge the to-be-charged battery. The direct-current distribution unit is configured to allocate a power supply to the charging plug. The charging control module is configured to bill and display the charging.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 18, 2019
    Inventors: Nanhai LI, Zhen QIN, Hongbing WANG, Quanfu SHI, Yongjin LIN