BILLING SERVICE FOR USING PRICE OF RADIO PAGER OF CALLER, AND METHOD FOR SIMULTANEOUSLY USING ELECTRONIC MAIL ADDRESS THROUGH RADIO CALLING NUMBER RECOGNITION AND PROVIDING UMS(UNIFIED MESSAGING SERVICE)

摘要

PURPOSE: A billing service for using price of radio pager of caller, and method for simultaneously using electronic mail address through radio calling number recognition and providing UMS(unified messaging service) is provided to offer an economy and a convenience by paying a charge of a radio calling service according to a number of calling of a caller by the caller. CONSTITUTION: A billing object of a radio calling using charge is not a receiver but a calling transmitter for paying an additional using price through an additional service using such as a wire telephone and a mobile telephone. A calling number is automatically endowed through an electronic mail. An entrance and a cancellation are freely performed on internet because the calling number is simultaneously used as an address of an electronic mail.