Patent ID: 6714777
Filing Date: 2004-03-30
Classification: H04W

Abstract:
A method of providing supplementary features in a mobile communications network having at least one base station subsystem (BS), at least one mobile station (MS), at least one mobile switching center (MSC), and at least one switch in communication with at least one of the BSs and at least one of the MSCs, the method comprising the acts of:the switch receiving a new call originating message from the MSC; the switch determining if a MS addressed in the new call originating message is involved in a call that is being handled by the switch but not by the MSC; if the MS addressed in the new call originating message is involved in a call, the switch converting the new call originating message to a feature notification message; the switch issuing the feature notification message to the BS; the switch intercepting a response to the feature notification message; the switch converting the response to the feature notification message to a message accepting a new call; and the switch issuing the message accepting a new call to the MSC.