Invention Grant
US07962021B2 Photographic apparatus with image stabilization and controller for calculating and correcting inclination angle 有权
具有图像稳定性的摄影装置和用于计算和校正倾斜角度的控制器

  • Patent Title: Photographic apparatus with image stabilization and controller for calculating and correcting inclination angle
  • Patent Title (中): 具有图像稳定性的摄影装置和用于计算和校正倾斜角度的控制器
  • Application No.: US12411477
    Application Date: 2009-03-26
  • Publication No.: US07962021B2
    Publication Date: 2011-06-14
  • Inventor: Yukio Uenaka
  • Applicant: Yukio Uenaka
  • Applicant Address: JP Tokyo
  • Assignee: Hoya Corporation
  • Current Assignee: Hoya Corporation
  • Current Assignee Address: JP Tokyo
  • Agency: Greenblum & Bernstein, P.L.C.
  • Priority: JP2008-092375 20080331
  • Main IPC: G03B17/00
  • IPC: G03B17/00
Photographic apparatus with image stabilization and controller for calculating and correcting inclination angle
Abstract:
A photographic apparatus comprises a movable platform, an acceleration sensor, and a controller. The movable platform has an imager, and is movable and rotatable in an xy plane. The acceleration sensor detects a first gravitational component and a second gravitational component. The first gravitational component is the component of gravitational acceleration in the x direction. The second gravitational component is the component of gravitational acceleration in the y direction. The controller calculates an inclination angle of the photographic apparatus formed by rotation of the photographic apparatus around the optical axis, as measured with respect to a level plane perpendicular to the direction of gravitational force, on the basis of a magnitude relation between the absolute value of the first gravitational component and the absolute value of the second gravitational component, and performs a first movement control of the movable platform for an inclination correction based on the inclination angle.
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