Patent ID: 9705649
Date: 2017-07-11
CPC Classifications: H04B,H04L

Claim:
1. A network node for a cellular communications network, comprising: a radio subsystem; and a processing subsystem comprising one or more processors or controllers and/or one or more digital hardware blocks, the processing subsystem connected to the radio subsystem and configured to: effect Mobile Relay Node (MRN) based Coordinated Multipoint (CoMP) operation for a wireless device via an MRN positioned in a target CoMP zone within a cell served by a serving base station of the wireless device, wherein the target CoMP zone for the wireless device is a zone within the cell served by the serving base station in which interference to the wireless device is mitigated by the MRN based CoMP operation, and wherein the target CoMP zone is a function of a plurality of link metrics comprising a link metric that is indicative of a radio distance between the MRN and the serving base station, a link metric that is indicative of a radio distance between the MRN and the wireless device, and a link metric that is indicative of a radio distance between the MRN and a second wireless device or a second base station.