Information management system, mobile communication terminal, data bank device, service information management device, authentication device, data management method, mobile communication terminal control method, database control method, service information management method, and program

A mobile communication terminal comprising:

• an obtaining unit configured to obtain identification information including a set of location information for specifying a location of the mobile communication terminal and time information;
• and
• a transmitting unit configured to transmit a plurality of pieces of the identification information to a data bank device for managing a database of a user of the mobile communication terminal and to a service information management device for transmitting, to the data bank device, service information associated with a service provided to the user, wherein
• the obtaining unit includes
• a first positioning unit configured to obtain location information of the mobile communication terminal and time based on respective positioning signals transmitted from a plurality of positioning satellites, and
• a second positioning unit configured to receive a signal including location information indicating a location of a location information transmitting device from the location information transmitting device, extract the location information from the received signal, and obtain time associated with the location information, the location information transmitting device being capable of transmitting a signal in a same format as a format of each of the positioning signals transmitted from the plurality of positioning satellites.

A method for managing information, comprising:

• providing a plurality of mobile communication terminals each capable of obtaining location information;
• providing a data bank device for managing a database of each user of the plurality of mobile communication terminals;
• providing a service information management device for transmitting service information to the data bank device, the service information being associated with a service provided to a user of a specific mobile communication terminal of the plurality of mobile communication terminals;
• obtaining, by each of the plurality of mobile communication terminals, identification information including a set of location information for specifying a location of the mobile communication terminal and time information;
• transmitting, by each of the plurality of mobile communication terminals, a plurality of pieces of the identification information to the data bank device and the service information management device;
• receiving, by the service information management device, the identification information from the specific mobile communication terminal;
• transmitting, by the service information management device, to the data bank device, the service information and identification information received from the specific mobile communication terminal,
• receiving, by the data bank device, the identification information transmitted by each of the plurality of mobile communication terminals and the identification information and service information transmitted by the service information management device;
• and
• verifying, by the data bank device, each piece of the received identification information to specify a user having been provided with a service associated with the service information.

A method for communication, comprising:

• obtaining identification information including a set of location information for specifying a location of a mobile communication terminal and time information;
• and
• transmitting a plurality of pieces of the identification information to a data bank device for managing a database of a user of the mobile communication terminal and to a service information management device for transmitting, to the data bank device, service information associated with a service provided to the user,
• wherein the obtaining includes:
• obtaining location information of the mobile communication terminal and time based on respective positioning signals transmitted from a plurality of positioning satellites;
• receiving a signal including location information indicating a location of a location information transmitting device from the location information transmitting device;
• extracting the location information from the received signal;
• and
• obtaining time associated with the location information, the location information transmitting device being capable of transmitting a signal in a same format as a format of each of the positioning signals transmitted from the plurality of positioning satellites.