Mobile Object Management System, Mobile Terminal and Processing Apparatus
First Claim
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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Accused Products
Abstract
Watermark embedding embeds a digital watermark in positional information measured by positioner for measuring a current position of the mobile object. The positional information embedded with the digital watermark is outputted by a track information output as track information to a carrying medium. The track information is obtained by track information obtaining from the carrying medium, and detected by watermark detection whether water mark is embedded or not. The track information from which the digital watermark is detected and the track information from which no digital watermark is detected are displayed by track display in different modes.
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Citations
6 Claims
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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, and said 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, and track 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. - View Dependent Claims (2)
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3. A mobile terminal, comprising
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 a carrying medium. - View Dependent Claims (4)
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5. The processing apparatus comprising:
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track information obtaining means for obtaining track information from said carrying medium, watermark detecting means for detecting a digital watermark embedded in said positional information obtained from said carrying medium, and track 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. - View Dependent Claims (6)
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Specification