Patent ID: 6782084
Filing Date: 2004-08-24
Classification: H04M

Abstract:
A special call fee charging method, comprising the steps of:causing an exchange device to receive a call origination signal from a call origination subscriber terminal unit; causing the exchange device to inquire of a special charging server whether or not the call origination subscriber terminal unit is a specially charged subscriber terminal unit; causing the special charging server to reply to the exchange device whether or not the call origination subscriber terminal unit is a specially charged subscriber terminal unit; if the call origination terminal unit is a specially charged call terminal unit, causing the exchange device to notify a general charging server that the call origination subscriber terminal unit is charged a special call fee; causing the exchange device to inquire of the special charging server about a charging period; causing the special charging server to notify the exchange device of the charging period; and causing the exchange device to send a charging request to the general charging server whenever the charging period elapses in a talk.