Patent ID: 7161949
Filing Date: 2007-01-09
Classification: H04L,H04M

Abstract:
1. A method of initiating a call between users with reduced call set-up times using one or more 3G telecommunication networks, the method being provided between at least a pair of H.324-like devices coupled to the one or more 3G telecommunication networks, the method comprising: transmitting a call signaling message from a first device to a second device through a telecommunication network to initiate a call; establishing a bearer channel between the first device and the second device once the call signaling message has been received by the second device; determining a mobile level for operation; and performing two or more transmitting processes within a round trip cycle time using the first device, wherein the two or more transmitting processes include at least a first SRP frame characterized by a first content and associated with a first acknowledgement and at least a second SRP frame characterized by a second content and associated with a second acknowledgement, the two or more transmitting processes comprising: