Patents by Inventor Dongqiang XU

Dongqiang XU 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).

  • Publication number: 20240128900
    Abstract: The present disclosure relates to an non-polar supply circuit for brushless DC motor and control method thereof, relating to the field of motor technology, including a microcontroller chip, a polarity judgment circuit, a pre-drive and power switching circuit, a voltage sampling circuit, and a current sampling circuit; The microcontroller chip includes a plurality of pins, the circuits mentioned above is connected to different pins, and the brushless DC motor is connected to the pre-drive and power switching circuit. The brushless DC motor can replace the traditional brush motor by utilizing the non-polar supply circuit, has the advantages of high efficiency and low noise, and compared with the traditional brush DC motor, the brushless DC motor of the present disclosure does not increase the wiring complexity, can directly replace the traditional brush motor. The design scheme is simple and easy to implement.
    Type: Application
    Filed: December 28, 2023
    Publication date: April 18, 2024
    Applicant: GUANGDE JIURUI MOTOR CO., LTD.
    Inventors: Chao SONG, Fei CHEN, Dongqiang XU