Patents by Inventor Kyohei OZAKI

Kyohei OZAKI 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).

  • Exposure control device and exposure control method
    Patent number: 11070737
    Abstract: An exposure control device of a vehicle-mounted camera comprises an illuminance level determination unit, a plurality of timers, a timer operating unit, and an exposure level determination unit. The illuminance level determination unit determines that an illumination level of an external light illuminance corresponds to one of a plurality of illuminance levels. The timers each provided for a corresponding one of a plurality of change modes, the change modes being defined among the plurality of illuminance levels, or among a plurality of exposure levels for an exposure of a vehicular camera. The timer operating unit operates each of the timers in accordance with a state of change of the illuminance level of the external light illuminance. The exposure level determination unit determines one of the exposure levels for the exposure of the vehicular camera based on a count state of each of the timers.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: July 20, 2021
    Assignees: DENSO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kyohei Ozaki, Taichi Hasegawa, Kunihiro Sugihara, Goro Asai, Tomoaki Iida
  • EXPOSURE CONTROL DEVICE AND EXPOSURE CONTROL METHOD
    Publication number: 20210006703
    Abstract: An exposure control device of a vehicle-mounted camera comprises an illuminance level determination unit, a plurality of timers, a timer operating unit, and an exposure level determination unit. The illuminance level determination unit determines that an illumination level of an external light illuminance corresponds to one of a plurality of illuminance levels. The timers each provided for a corresponding one of a plurality of change modes, the change modes being defined among the plurality of illuminance levels, or among a plurality of exposure levels for an exposure of a vehicular camera. The timer operating unit operates each of the timers in accordance with a state of change of the illuminance level of the external light illuminance. The exposure level determination unit determines one of the exposure levels for the exposure of the vehicular camera based on a count state of each of the timers.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Inventors: Kyohei OZAKI, Taichi HASEGAWA, Kunihiro SUGIHARA, Goro ASAI, Tomoaki IIDA