Invention Grant
US08403502B2 Collimated visual display with elliptical front projection screen 有权
准直的视觉显示与椭圆形前投影屏幕

  • Patent Title: Collimated visual display with elliptical front projection screen
  • Patent Title (中): 准直的视觉显示与椭圆形前投影屏幕
  • Application No.: US12273053
    Application Date: 2008-11-18
  • Publication No.: US08403502B2
    Publication Date: 2013-03-26
  • Inventor: Moshe Oren
  • Applicant: Moshe Oren
  • Applicant Address: BE Kortrijk
  • Assignee: Barco N.V.
  • Current Assignee: Barco N.V.
  • Current Assignee Address: BE Kortrijk
  • Agency: Renner, Otto, Boisselle & Sklar LLP
  • Main IPC: G03B21/28
  • IPC: G03B21/28
Collimated visual display with elliptical front projection screen
Abstract:
A front-projection display system having a screen with improved brightness and/or resolution of an image displayed on outer portions thereof. The screen has a display surface that is generally a convex shape having a curvature of the display surface in the vertical direction of an image projected thereon that is less than a curvature of the display surface in the horizontal direction.
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