Patents by Inventor Libo AO

Libo AO 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: 11901840
    Abstract: The present disclosure relates to a field of chip technology, and discloses a three-phase inverter power chip and a preparation method therefor. The preparation method includes: forming active areas on a substrate and an isolation area located outside the active areas; forming a source electrode, a drain electrode and a gate electrode of a transistor in each active area; forming a first bond pad, second bond pads, third bond pads and fourth bond pads in the isolation area; the source electrode, the drain electrode and the gate electrode of the chip being extended to the first bond pad, the second bond pads, the third bond pads or the fourth bond pads corresponding thereto; and electrically connecting the source electrode, the drain electrode and the gate electrode of the transistor to the first bond pad, the second bond pads, the third bond pads or the fourth bond pads corresponding thereto.
    Type: Grant
    Filed: June 23, 2020
    Date of Patent: February 13, 2024
    Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Daokun Chen, Libo Ao, Bo Shi, Dan Zeng, Jun Cao
  • Publication number: 20220286063
    Abstract: The present disclosure relates to a field of chip technology, and discloses a three-phase inverter power chip and a preparation method therefor. The preparation method includes: forming active areas on a substrate and an isolation area located outside the active areas; forming a source electrode, a drain electrode and a gate electrode of a transistor in each active area; forming a first bond pad, second bond pads, third bond pads and fourth bond pads in the isolation area; the source electrode, the drain electrode and the gate electrode of the chip being extended to the first bond pad, the second bond pads, the third bond pads or the fourth bond pads corresponding thereto; and electrically connecting the source electrode, the drain electrode and the gate electrode of the transistor to the first bond pad, the second bond pads, the third bond pads or the fourth bond pads corresponding thereto.
    Type: Application
    Filed: June 23, 2020
    Publication date: September 8, 2022
    Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Daokun CHEN, Libo AO, Bo SHI, Dan ZENG, Jun CAO