Patents by Inventor GUO-JIAN LIANG

GUO-JIAN LIANG 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).

  • Underwater propulsion apparatus with failsafe features, control system, and method thereof
    Patent number: 11034426
    Abstract: An underwater propulsion apparatus includes a motor and a control system for controlling the motor. The control system includes a remote controller and a motor driving device, wirelessly communicating with the remote controller. The motor driving device includes a communication repeater module and a motor driving module. The communication repeater module is configured for detecting interruptions or non-receipt of a wireless signal transmitted by the remote controller. Wireless signals to the motor driving module are transmitted by the remote controller to the communication repeater module. The motor driving module is configured for receiving the wireless signal, and outputs a driving signal for driving the motor according to the wireless signal, the motor driving module shutting down when no signal is received.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: June 15, 2021
    Assignee: Guangdong ePropulsion Technology Limited
    Inventors: Guo-Jian Liang, Zhi-Zhou Wei, Yan-Li Zhong, Shi-Zheng Tao, Xiao-Kang Wan
  • UNDERWATER PROPULSION APPARATUS WITH FAILSAFE FEATURES, CONTROL SYSTEM, AND METHOD THEREOF
    Publication number: 20190344874
    Abstract: An underwater propulsion apparatus includes a motor and a control system for controlling the motor. The control system includes a remote controller and a motor driving device, wirelessly communicating with the remote controller. The motor driving device includes a communication repeater module and a motor driving module. The communication repeater module is configured for detecting interruptions or non-receipt of a wireless signal transmitted by the remote controller. Wireless signals to the motor driving module are transmitted by the remote controller to the communication repeater module. The motor driving module is configured for receiving the wireless signal, and outputs a driving signal for driving the motor according to the wireless signal, the motor driving module shutting down when no signal is received.
    Type: Application
    Filed: July 23, 2019
    Publication date: November 14, 2019
    Inventors: GUO-JIAN LIANG, ZHI-ZHOU WEI, YAN-LI ZHONG, SHI-ZHENG TAO, XIAO-KANG WAN