Patent ID: 8514797
Filing Date: 2013-08-20
Classification: H04L,Y02D

Abstract:
1. A method comprising: determining, at a first network device of a communication network, that a transmission of an original packet to a second network device of the communication network failed, wherein the original packet comprises one or more original symbols; determining, at the first network device, for each original symbol of the original packet, how to allocate a bit load of each sub-carrier of the original symbol across two or more constituent symbols associated with the original symbol; allocating, at the first network device, for each original symbol of the original packet, the bit load of each sub-carrier of the original symbol across the two or more constituent symbols associated with the original symbol; allocating, at the first network device, the two or more constituent symbols associated with each original symbol of the original packet to one or more retransmission packets; and transmitting the one or more retransmission packets from the first network device to the second network device.