228376 ⎘
Metering arrangements; Time controlling arrangements; Time indicating arrangements; Notifying aspects, e.g. notifications or displays to the user; Notification when a specific condition, service or event is met Cumulative charges
Methods for providing overdraft protection for post-paid communication service plans
#2Methods for providing overdraft protection for post-paid communication service plans
#3Methods for providing overdraft protection for post-paid communication service plans
#4Usage measurement collection and analysis to dynamically regulate customer network usage
#5Apparatus and methods for managing operator information
#6System and method for enhanced mobile user rewards
#7Method for processing service requests in a telecommunications system
#8Methods for providing overdraft protection for post-paid communication service plans
#9Usage measurement collection and analysis to dynamically regulate customer network usage
#10Mobile phone and method for managing communication fees thereof
#11METHOD FOR DISPLAYING COST INFORMATION ON TERMINAL DEVICES IN REAL TIME
#12System and method for notifying a user of a calling card balance