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Information providing system using video tracking

  • US 8,776,104 B2
  • Filed: 10/06/2010
  • Issued: 07/08/2014
  • Est. Priority Date: 10/13/2009
  • Status: Active Grant
First Claim
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1. An information providing system using video tracking, wherein a transparent or semitransparent overlay screen, in which control information according to a purpose of providing predetermined information is provided on a target object represented by an original video image displayed once or a plurality of times according to scenes within an original video screen, is configured to be superimposed on the original video screen and configured to be displayed in synchronization with the original video,the information providing system using video tracking comprising:

  • an original video replay unit for replaying an original video;

    an object figure drawing unit for drawing an object figure being defined on the target object of the original video in synchronization with the original video replayed by the original video replay unit;

    wherein the object figure drawn by the object figure drawing unit is superimposed on the original video;

    an object figure video replay unit for replaying a target object figure video drawn by the object figure drawing unit;

    a clock generation unit provided in the original video replay unit and generating a clock signal; and

    a clock synchronization unit provided in the object figure video replay unit,wherein a current replay clock value is read on the basis of the clock signal generated by the clock generation unit of the original video replay unit, and is transmitted to the clock synchronization unit of the object figure video replay unit so that a clock value of an object figure video replay of the object figure replay unit is set, andthe clock value of the object figure video replay unit is synchronized with the replay clock value of the original video replay unit.

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