IN PROVIDING COLOR RING, AND SYSTEM THEREOF

摘要

PURPOSE: A color ring for controlling an incoming call is provided to divide contact points of communication device users by a group and allocate suitable color rings to the divided contact points. CONSTITUTION: An originating/incoming terminal provides a call function of a fixed wire/wireless telephone. A switching center controls call processing of the originating/incoming terminal. The switching center executes an additional communication service function. A receiver(02) stores several comments and seasonal information using the switching station.