Patent ID: 8532629

Claim:
A call control manager comprising: means for sending a first message using an Unstructured Supplementary Service Data (USSD) protocol to a first device, said first message alerts said first device of an incoming call from at least one second device and includes a first set of call options and call initiator information; means for receiving a first response message from said first device and responsive to a type of said first response message determining how to handle the call; means for exchanging USSD messages, during said call established between the at least one second device and the first device, with said first device and at least one second device, said USSD messages containing selection lists including a second set of call options sent to said first device and responses thereof received from said first device, when the type of the first response message is accepting said call with said second device; means for enabling barge-in to a call in progress; and means for causing a display of said selection lists on a display of said first device.