Patents by Inventor Yohei Komiyama

Yohei Komiyama 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).

  • Lens control apparatus and lens control method
    Patent number: 10371923
    Abstract: A lens control apparatus for moving a lens in an optical axis direction, including: a stepping motor for driving the lens; a controller for obtaining a drive amount on the basis of an input target position, instructing a rotational position of the stepping motor to perform drive control, wherein the controller obtains, in accordance with a first drive amount when the stepping motor is driven to a current position, a second drive amount from the current position to a target position, a third drive amount obtained by correcting the second drive amount, and instructs a rotational position on the basis of the third drive amount.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: August 6, 2019
    Assignee: Olympus Corporation
    Inventor: Yohei Komiyama
  • LENS CONTROL APPARATUS AND LENS CONTROL METHOD
    Publication number: 20170357078
    Abstract: A lens control apparatus for moving a lens in an optical axis direction, including: a stepping motor for driving the lens; a controller for obtaining a drive amount on the basis of an input target position, instructing a rotational position of the stepping motor to perform drive control, wherein the controller obtains, in accordance with a first drive amount when the stepping motor is driven to a current position, a second drive amount from the current position to a target position, a third drive amount obtained by correcting the second drive amount, and instructs a rotational position on the basis of the third drive amount.
    Type: Application
    Filed: May 16, 2017
    Publication date: December 14, 2017
    Inventor: Yohei Komiyama