CPC H04W 72/1273 (2013.01) [H04B 17/345 (2015.01); H04W 16/28 (2013.01); H04W 56/00 (2013.01); H04W 74/08 (2013.01)] | 17 Claims |
1. A method performed by a base station in a cellular communications network, the method comprising:
measuring remote interference on a plurality of beam directions;
determining a mapping between the plurality of beam directions and Synchronization Signal Block, SSB, index, resulting in a beam direction to SSB index mapping, taking into consideration remote interference, wherein determining the mapping between the SSBs and the plurality of beam directions comprises performing the mapping between the SSBs and the plurality of beam directions such that one or more of the SSBs that correspond to Physical Random Access Channel, PRACH, occasions that are resistant to remote interference are mapped to one or more beam directions having a predefined level of remote interference, respectively; and
using the beam direction to SSB index mapping.
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