Patent ID: 6301473
Filing Date: 2001-10-09
Classification: H04M,H04W

Abstract:
A method of sending a call transfer notification (CTN) to a mobile station (MS) in a radio telecommunications network wherein there are a plurality of types of call transfer features, said CTN indicating that a call transfer feature is activated, and said network including a serving Mobile Switching Center (MSC) which serves the MS and a Home Location Register (HLR) which stores a subscriber profile associated with the MS, said method comprising the steps of:storing in the subscriber profile in the HLR, a CTN Active parameter that indicates whether or not the CTN should be sent to the MS whenever the MS is powered up;storing in the subscriber profile in the HLR, a CTN Type parameter that indicates which type of call transfer feature is activated for the MS;notifying the HLR that the MS has been powered up;checking the CTN Active parameter in the subscriber profile to determine in the HLR whether the CTN should be sent to the MS whenever the MS is powered up;determining in the HLR which type of call feature is activated for the MS by checking the CTN Type parameter in the subscriber profile; andsending the CTN to the MS upon determining that the CTN should be sent to the MS whenever the MS is powered up, in order to provide an indication to a user of the mobile station that the type of call transfer feature determined in the HLR is currently activated for the mobile station.