CPC H04W 52/0206 (2013.01) | 23 Claims |
1. A method for saving power in remote radio heads, RRHs, of a wireless communication system, the method being performed in an RRH controller node associated with a plurality of RRHs for the same cell, each of the plurality of RRHs having at least a first antenna branch (A) of the cell and a second antenna branch (B) of the cell, the method comprising:
providing (S120) a first power saving indication to a first RRH of the plurality of RRHs, to inactivate its first antenna branch (A); and
providing (S120) a second power saving indication to a second RRH of the plurality of RRHs, to inactivate its second antenna branch (B);
wherein at least one antenna branch is kept active in the first and second RRH.
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