| 摘要 |
PROBLEM TO BE SOLVED: To transmit and display advertisement data to a telephone terminal during the call of a telephone terminal user for utilizing this data for sales promotion or the like. SOLUTION: Advertisement data 7, provided by a sponsor, is preliminarily collected on the side of a host computer 1. Advertisement range information 8, which designates the range of advertisement data suitable for transmission, is prepared for each telephone terminal as the object of a service of transmission of advertisement data 7. When detecting that a telephone terminal 4 originates a call, the host computer 1 refers to advertisement range information 8 to select and transmit advertisement data for this telephone terminal. When the telephone terminal is operated during the display of the advertisement data, the sponsor will be called automatically. |
