Patent ID: 6122263
Filing Date: 2000-09-19
Classification: H04H,H04L,H04W

Abstract:
In a communication system comprising a packet-switched fixed network connected to a mobile radio network including a switch operable to route to a radio terminal information in at least one of a first code and second code, a method for optimizing transmission of the information from the packet-switched fixed network to the radio terminal, comprising the steps of:said switch receiving from the packet-switched fixed network at least one packet of the information destined for the radio terminal, said packet coded according to a third code;determining, from said at least one packet of the information coded according to said third code and a link characteristic associated with said radio link to said radio terminal, which of said first code or said second code is preferred for use in transmission of said packet over a radio link to said radio terminal;transcoding said information coded according to said third code into said preferred first code or second code according to said step of determining; andconveying said transcoded information over said radio link to said radio terminal.