Patent ID: 7929520

Claim:
A method for providing packet loss concealment (PLC) for a subscriber device, the method comprising: dividing, in the subscriber device, a voice sample into a plurality of packets, each packet of the plurality of packets including a plurality of successive frames having portions of the voice sample; determining, in the subscriber device, if a predetermined look ahead time duration from a final frame of the plurality of successive frames in a current packet of the plurality of packets includes a noise to voice transition; when the predetermined look ahead time duration is determined to include the noise to voice transition, the subscriber device packing information regarding the predetermined look ahead time duration into the current packet; when the predetermined look ahead time duration is determined to not include the noise to voice transition, the subscriber device not packing said information regarding the predetermined look ahead time duration into the current packet; and encoding the plurality of successive frames into the current packet for transmission from the subscriber device, the information regarding the predetermined look ahead time duration including voice information extracted from one frame of a plurality of frames subsequent to the final frame in which the noise to voice transition is detected.