Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
October 7, 2008
Patent Application Number
10950601
Date Filed
September 28, 2004
Patent Primary Examiner
Patent abstract
A method for hierarchical motion estimation which can perform motion estimation in various block modes. According to the method, matching criterion values are calculated in units of an upper sub-block using matching criterion values calculated in units of a lowest-order sub-block and a block mode and a motion vector for motion estimation of an input block are determined using a plurality of matching criterion values for each of the various block modes.
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