Patent ID: 8331920
Filing Date: 2012-12-11
Classification: H04M,H04W

Abstract:
1. A terminal comprising a processor to control the terminal and a system to provide a supplementary service control menu, the system comprising: an information collection unit to collect state information associated with a supplementary service; a level determination unit to determine a level of the supplementary service using the collected state information; a menu building unit to generate an identifier (ID) of the supplementary service, and to build the supplementary service control menu including the generated ID; a menu display unit to display the supplementary service control menu, including the supplementary service with an effect associated with the level, on a screen; an error determination unit to determine whether an error occurs if a change command of the state information is generated in the displayed supplementary service control menu; and an error processing unit to process, if the error occurs, the error according to a predetermined process associated with the error, and if the error does not occur, to change the state information based on the change command.