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Communication terminal, information management apparatus, and program

  • US 8,825,647 B2
  • Filed: 07/24/2008
  • Issued: 09/02/2014
  • Est. Priority Date: 07/24/2007
  • Status: Expired due to Fees
First Claim
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1. A mobile communication terminal comprising:

  • a communication unit that communicates with a plurality of other mobile communication terminals using communication addresses respectively allocated to each of the plurality of other mobile communication terminals;

    a memory in the mobile communication terminal that stores one or more pairs of the communication addresses allocated to each of the plurality of other mobile communication terminals with identification names for identifying users of each of the plurality of other mobile communication terminals;

    a computer in the mobile communication terminal, the computer configured to;

    acquire a first position and at least a second position of the mobile communication terminal at predetermined intervals of time during a day,acquire a first position and at least a second position of at least one of the plurality of other mobile communication terminals to which the communication addresses stored in the memory are allocated, wherein the first position and the at least second position of the at least one of the plurality of other mobile communication terminals are acquired at the predetermined intervals of time,compute a distance between the mobile communication terminal and the at least one of the plurality of other mobile communication terminals, the distance computed based on at least one of the positions of the mobile communication terminal and at least one of the positions of the at least one of the plurality of other mobile communication terminals at the predetermined intervals of time;

    the computer including a sorting algorithm to categorize the mobile communication terminal into one of a plurality of groups based on the acquired first position and the at least second position of the mobile communication terminal, and to categorize each of the pairs of communication addresses and identification names into the plurality of groups, at least one of the groups being indicative of a relationship between a user of the mobile communication terminal and a user of the at least one of the plurality of other mobile communications terminals, the groups based upon at least one of the positions of the at least one of the plurality of other mobile communication terminals and the distance between the mobile communication terminal and the at least one of the plurality of other mobile communications terminals at the predetermined intervals of time; and

    a display that displays at least the identification names, out of the communication addresses and identification names stored in the memory, the computer configured to display at least the identification names in association with at least one of the plurality of groups.

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