To perform charging processing in timing of confirming that multimedia data are transmitted from a communication terminal to a communication terminal as a communication partner.
A communication controller related to the present invention is a communication controller which relays and controls communication between a first communication terminal and a second communication terminal as a communication partner of the first communication terminal, and includes a request information receiver which receives from the first communication terminal a request information signal including the multimedia data that the second communication terminal outputs perceptibly to a user and requesting communication from the first communication terminal to the second communication terminal; a request information transmitter which transmits the request information signal to the second communication terminal; a confirmation signal receiver which receives from the second communication terminal a reception confirmation signal indicating that the second communication terminal has received the request information signal; and a charging processing unit which charges for transmission of the multimedia data from the first communication terminal to the second communication terminal when the confirmation signal receiver has received the reception confirmation signal.
AKABOSHI SHINICHI
SAITO TOMOAKI
SEKIYA TAKENORI
FUJIMAKI HIROMI
| JP2006500828A | 2006-01-05 | |||
| JP2002064560A | 2002-02-28 | |||
| JP2002218014A | 2002-08-02 |
| WO2005122469A1 | 2005-12-22 |