Network connecting device, server device, terminal device, system, receiving method, character input method, transmission method, program, and computer-readable storage medium

A network connecting device connected to a network and capable of reproducing a program delivered to a plurality of users,

• the network connecting device, comprising:
• a program information acquirer acquiring program information regarding a program reproduced in the network connecting device;
• a keyword extractor extracting one or more keywords from the program information;
• a searcher searching and acquiring one or more of titles and addresses related to at least one of said one or more keywords from a database on the network, which database previously stores titles and corresponding addresses, each title and a corresponding address are related to one or more keywords and given to a certain message exchange system, the address indicating location of data for causing the network connecting device to function as a terminal device for the message exchange system;
• a display displaying a list of said one or more titles acquired from the database in the display which is capable of receiving a display signal from the network connecting device,
• the searcher receiving data indicated by an address of a title selected by the user among the list of said one or more titles,
• a dictionary database for storing a plurality of terms
• wherein:
• the keyword extractor extracts a keyword identical to one of the terms stored in the dictionary database, from a character string obtained by dividing a character string contained in the program information at a certain character, the keyword extractor selects a keyword having a largest number of characters when the character string obtained by dividing a character string contained in the program information at a certain character includes a plurality of terms identical to the terms stored in the dictionary database.

A reception method for receiving data for causing a network connecting device to function as a terminal device of a message exchange system related to a program reproduced in the network connecting device, the network connecting device being connected to a network and capable of reproducing a program delivered to a plurality of users,

• the reception method comprising the steps of:
• (i) acquiring program information regarding the program reproduced in the network connecting device;
• (ii) extracting one or more keywords from the program information;
• (iii) searching/acquiring one or more of titles and addresses related to at least one of said one or more keywords from a database on the network, which database previously stores titles and corresponding addresses, each title and a corresponding address are related to one or more keywords and given to a certain message exchange system, the address indicating location of data for causing the network connecting device to function as a terminal device for the message exchange system;
• (iv) displaying a list of said one or more titles acquired from the database in a display which is capable of receiving a display signal from the network connecting device;
• and
• (v) receiving data indicated by an address of a title selected by the user among the list of said one or more titles, wherein
• the user accesses the message exchange system where a message exchange is carried out based on the title selected by the user.