| 摘要 |
PURPOSE: A selective ring-back tone service system and a selective ring-back tone service method are provided to selectively supply a multimedia ringback tone service and a voice ringbak tone by judging whether or not a preset multimedia ringback tone service can be visually confirmed. CONSTITUTION: A multimedia ringback tone service server(110) provides a multimedia ringback tone service by storing at least one kind of multimedia ringback tone contents, and a voice ringback tone service server(120) provides a voice ringback tone service by storing at least one kind of voice ringback tone contents. If a receiving terminal device(20) is a registered terminal, a switching device judges whether or not a user of an originating terminal device(10) has the intention of visual confirmation. |
