Patents by Inventor Gyu-dong Hwang

Gyu-dong Hwang 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).

  • Automated-guided vehicle and method for controlling emergency stop thereof
    Patent number: 6484076
    Abstract: Disclosed is an automated-guided vehicle having a driver, comprising an emergency stop switch for selecting an emergency stop and a release of the emergency stop of the driver; a state detector part for detecting a selection state of the emergency stop switch; and an emergency stop driving circuit for stopping in emergency an operation of the driver or releasing the emergency stop thereof according to a detection signal from the state detector part. With this configuration, where an emergency situation such as stoppage of the CPU occurs, the driver of the AVG can be stopped by the emergency stop switch, and therefore, the AGV can be more safely stopped.
    Type: Grant
    Filed: January 22, 2001
    Date of Patent: November 19, 2002
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gyu-dong Hwang, Yu-dong Won
  • Automated-guided vehicle and method for controlling emergency stop thereof
    Publication number: 20020007235
    Abstract: Disclosed is an automated-guided vehicle having a driver, comprising an emergency stop switch for selecting an emergency stop and a release of the emergency stop of the driver; a state detector part for detecting a selection state of the emergency stop switch; and an emergency stop driving circuit for stopping in emergency an operation of the driver or releasing the emergency stop thereof according to a detection signal from the state detector part. With this configuration, where an emergency situation such as stoppage of the CPU occurs, the driver of the AGV can be stopped by the emergency stop switch, and therefore, the AGV can be more safely stopped.
    Type: Application
    Filed: January 22, 2001
    Publication date: January 17, 2002
    Inventors: Gyu-dong Hwang, Yu-dong Won