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Device and method for information communication, system and method for supporting information exchange and human relation fostering, and computer program

  • US 7,814,319 B2
  • Filed: 07/28/2003
  • Issued: 10/12/2010
  • Est. Priority Date: 07/30/2002
  • Status: Expired due to Fees
First Claim
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1. A mobile communication system which supports information exchange and fostering of human relations between a plurality of users, comprising:

  • a mobile communication device comprising;

    a wireless communication unit configured to transmit and receive wireless communication data;

    a metadata storage unit configured to store, in the mobile communication device, metadata relating to activities and interests of a user of the mobile communication device, said metadata including a log providing information on locations visited by the user; and

    a central control unit configured to;

    manage the storage of metadata in said metadata storage unit,wherein said central control unit;

    partition said metadata storage unit by security level and category,store metadata received through said wireless communication unit in a corresponding partition of the metadata storage unit based on matching the received metadata with a security level and category, wherein the metadata received through a secure communication path is set to a higher security level, and other data is set to a lower security level, andauthenticate a stationary communication device according to a predetermined authenticating procedure;

    supply, to the stationary communication device, a first security level indicating a highest security level of metadata permitted to be transmitted from the mobile communication device to the stationary communication device, the first security level not to exceed a security level permitted by the predetermined authenticating procedure; and

    said stationary communication device configured to;

    acquire said first security level and a second security level from another mobile communication device indicating a highest security level of metadata permitted to be transmitted from the another mobile communication device to the stationary communication device;

    compare said first and said second security levels;

    acquire metadata, which corresponds to the higher of the first and second security levels, from the mobile communication device and the another mobile communication device;

    compare the acquired metadata; and

    display common results from the acquired metadata based on the result of the comparison.

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