Invention Grant
US08526502B2 Method and apparatus for line based vertical motion estimation and compensation 有权
基于线的垂直运动估计和补偿的方法和装置

  • Patent Title: Method and apparatus for line based vertical motion estimation and compensation
  • Patent Title (中): 基于线的垂直运动估计和补偿的方法和装置
  • Application No.: US12677508
    Application Date: 2008-08-05
  • Publication No.: US08526502B2
    Publication Date: 2013-09-03
  • Inventor: Volker Blume
  • Applicant: Volker Blume
  • Applicant Address: US CA San Diego
  • Assignee: Entropic Communications, Inc.
  • Current Assignee: Entropic Communications, Inc.
  • Current Assignee Address: US CA San Diego
  • Agency: Duane Morris LLP
  • Agent Bruce Greenhaus; Richard Bachand
  • Priority: EP07017665 20070910
  • International Application: PCT/IB2008/053146 WO 20080805
  • International Announcement: WO2009/034488 WO 20090319
  • Main IPC: H04N7/12
  • IPC: H04N7/12
Method and apparatus for line based vertical motion estimation and compensation
Abstract:
The present invention is related to line based vertical motion estimation and vertical motion compensation in consecutive frames of a motion picture, wherein the picture is divided in at least one region, and wherein: in a first summation luminance values for each line of the at least one region of a previous frame are summed, wherein the first summation of luminance values results in a previous accumulation profile; in a second summation of luminance values of for each line of the at least one region of a current frame are summed, wherein said second summation of luminance values results in a current accumulation profile; and wherein a vertical motion vector is derived by use of the previous accumulation profile and of the current accumulation profile.
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