Patents Assigned to Hyudai Motor Japan R&D Center, Inc.
  • Doze-off warning apparatus for vehicle
    Patent number: 7868771
    Abstract: The present invention provides a doze-off warning apparatus for a vehicle, comprising: a sensor measuring a driver's eye-open time (to) and an eye-closure time (tc); a doze-off driving determination part determining degree of danger based on the measured eye-open time (to) and the eye-closure time (tc) and comparing the determined degree of danger with a predetermined threshold (Kt); and an alarm part providing a warning signal with the driver when the degree of danger exceeds the predetermined threshold (Kt).
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: January 11, 2011
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyudai Motor Japan R&D Center, Inc.
    Inventors: Kiichi Yamada, Minakami Yumi