Patent ID: 6487595
Filing Date: 2002-11-26
Classification: H04L,H04W

Abstract:
Apparatus for transmitting data between first and second Internet hosts coupled via the Internet and a digital radio telephone network, the apparatus comprising:allocation means for allocating one of a plurality of predefined Internet Quality of Service (QoS) levels to the transmission, said QoS levels being defined in terms of the transmission delay over the Internet; reservation means for reserving, if necessary, transmission capacity in the Internet to ensure the allocated QoS level is met; transmission mode selection means for selecting one of a circuit switched or a packet switched transmission mode for transmitting the data over the radio telephone network, said selection being made on the basis of a mapping which maps at least one of the defined Internet QoS levels to the circuit switched transmission mode and maps the remaining QoS level(s) to the packet switched transmission mode; and transmission means for transmitting said data over the Internet and said radio telephone network according to said allocated QoS and said selected radio telephone network transmission mode.