Patents by Inventor Ryosuke KONABE

Ryosuke KONABE 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).

  • Occupant monitoring device and occupant monitoring method
    Patent number: 11093768
    Abstract: An occupant monitoring device includes processing circuitry to detect an eye of an occupant on a vehicle and to determine an eye opening degree of the eye using an image captured by an image capturing device having an automatic exposure adjusting function for adjusting an exposure time; to determine that the eye is closed when the eye opening degree of the eye is less than a predetermined eye opening degree threshold value; to deactivate the automatic exposure adjusting function when the automatic exposure adjusting function is active and the eye is determined to be closed; to detect brightness in a vicinity of the eye using an image which is captured by the image capturing device after the automatic exposure adjusting function is deactivated; and when the eye is determined to be closed, to determine that the occupant is in a drowsy state when the brightness in the vicinity of the eye is less than a predetermined brightness threshold value, and to determine that the occupant is in an awake state when the brig
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: August 17, 2021
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Ryosuke Konabe
  • OCCUPANT MONITORING DEVICE AND OCCUPANT MONITORING METHOD
    Publication number: 20210027079
    Abstract: An occupant monitoring device includes processing circuitry to detect an eye of an occupant on a vehicle and to determine an eye opening degree of the eye using an image captured by an image capturing device having an automatic exposure adjusting function for adjusting an exposure time; to determine that the eye is closed when the eye opening degree of the eye is less than a predetermined eye opening degree threshold value; to deactivate the automatic exposure adjusting function when the automatic exposure adjusting function is active and the eye is determined to be closed; to detect brightness in a vicinity of the eye using an image which is captured by the image capturing device after the automatic exposure adjusting function is deactivated; and when the eye is determined to be closed, to determine that the occupant is in a drowsy state when the brightness in the vicinity of the eye is less than a predetermined brightness threshold value, and to determine that the occupant is in an awake state when the brig
    Type: Application
    Filed: May 10, 2018
    Publication date: January 28, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventor: Ryosuke KONABE