Patent ID: 8842599
Filing Date: 2014-09-23
Classification: H04B,H04L,H04W

Abstract:
1. A method performed in a system comprising user terminals, a base station, and a plurality of relay nodes that relay data between the user terminals and the base station, the method comprising: receiving from the plurality of relay nodes link quality data that is associated with links between the user terminals and the relay nodes, links between the user terminals and the base station, or both; applying one or more cost functions to the link quality data; selecting, based on results obtained from applying the one or more cost functions, one of the plurality of relay nodes to network code data from a group of the user terminals; and notifying the selected relay node to network code data from the group of user terminals, wherein said notifying comprises transmitting a message identifying at least two user terminals in the group and wherein network coding comprises input packets from different user terminals of the group of user terminals being combined into one or several output packets.