Patent ID: 8085782

Claim:
A combining device for combining radio signals during uplink transmission in an indoor communication system, the indoor communication system comprising an Ethernet switch, the Ethernet switch connected to a base station and to at least a first and a second radio remote headend, the RRHs being adapted for expanding wireless coverage of the base station, the combining device comprising: means for receiving at least a packet flow from the Ethernet switch, wherein the packet flow comprises packets from at least the first and second RRH, the packets comprises packet data, RRH Identification and time stamp of the packets; means for separating the packets according to the RRH origin into at least first and second RRH packets, using the RRH Identification; means for matching the packets with identical time stamp between the first and second RRH packets; means for summing the packet data of the matched packets with a mathematical addition; means for transmitting the summation of the packet data to the Ethernet switch.