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Server, user terminal, information providing service system, and information providing service method

  • US 20020046212A1
  • Filed: 03/15/2001
  • Published: 04/18/2002
  • Est. Priority Date: 10/18/2000
  • Status: Active Grant
First Claim
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1. A server for use in a system which provides information to a user terminal, said server comprising:

  • a database for retaining bubble data in which spatial range information in a three-dimensional space is associated with retrieval information for obtaining service information to be provided;

    an extracting section for extracting, on the basis of positional information transmitted from said user terminal, specified retrieval information corresponding to specified spatial range information including said positional information, of said spatial range information retained in said database; and

    a providing section for providing, to said user terminal, specified service information corresponding to said specified retrieval information extracted in said extracting section.

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