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Mobile Object Management System, Mobile Terminal and Processing Apparatus

  • US 20080291057A1
  • Filed: 07/13/2004
  • Published: 11/27/2008
  • Est. Priority Date: 07/13/2004
  • Status: Abandoned Application
First Claim
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1. A mobile object management system, comprising a mobile terminal to be mounted on a mobile object and a processing apparatus to be coupled with said mobile terminal through a carrying medium,said mobile terminal including:

  • positioning means for measuring positional information of said mobile object;

    watermark embedding means for embedding a digital watermark in said positional information measured by said positioning means; and

    track information outputting means for outputting said positional information embedded by said water mark embedding means with said digital watermark as track information to said carrying medium, andsaid processing apparatus including;

    track information obtaining means for obtaining said track information from said carrying medium,watermark detecting means for detecting said digital watermark embedded in said positional information obtained from said carrying medium, andtrack displaying means for displaying said track information from which said digital watermark is detected and said track information from which said digital watermark is not detected respectively in different modes.

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