Patents by Inventor Jinsan SONG

Jinsan SONG 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).

  • ISG control system for construction machine and ISG control method for construction machine
    Patent number: 11693419
    Abstract: The present disclosure relates to an ISG control system and an ISG control method for a construction machine capable of controlling ISG even in a working state of a construction machine, the ISG control system including: a surrounding environment determinator configured to determine surrounding environment of the construction machine; and a vehicle controller configured to determine whether the construction machine is in a working state or a traveling state based on a determination result from the surrounding environment determinator, wherein the vehicle controller controls an engine based on a preset work ISG condition when it is determined that the construction machine is in the working state, and wherein the vehicle controller controls the engine based on a preset travel ISG condition when it is determined that the construction machine is in the traveling state.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: July 4, 2023
    Assignee: DOOSAN INDUSTRIAL VEHICLE CO., LTD.
    Inventors: Hyunkyu Kang, Jinsan Song, Semin Park
  • ISG CONTROL SYSTEM FOR CONSTRUCTION MACHINE AND ISG CONTROL METHOD FOR CONSTRUCTION MACHINE
    Publication number: 20210405645
    Abstract: The present disclosure relates to an ISG control system and an ISG control method for a construction machine capable of controlling ISG even in a working state of a construction machine, the ISG control system including: a surrounding environment determinator configured to determine surrounding environment of the construction machine; and a vehicle controller configured to determine whether the construction machine is in a working state or a traveling state based on a determination result from the surrounding environment determinator, wherein the vehicle controller controls an engine based on a preset work ISG condition when it is determined that the construction machine is in the working state, and wherein the vehicle controller controls the engine based on a preset travel ISG condition when it is determined that the construction machine is in the traveling state.
    Type: Application
    Filed: March 31, 2021
    Publication date: December 30, 2021
    Applicant: DOOSAN CORPORATION
    Inventors: Hyunkyu KANG, Jinsan SONG, Semin PARK