US 12,237,880 B2
Arrangement and method performed therein for handling communication
Pål Frenger, Linköping (SE); Erik G. Larsson, Linköping (SE); Emil Björnson, Hägersten (SE); and Jan Hederen, Linghem (SE)
Assigned to Telefonaktiebolaget LM Ericsson (Publ), Stockholm (SE)
Appl. No. 17/639,717
Filed by Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
PCT Filed Sep. 13, 2019, PCT No. PCT/SE2019/050868
§ 371(c)(1), (2) Date Mar. 2, 2022,
PCT Pub. No. WO2021/049987, PCT Pub. Date Mar. 18, 2021.
Prior Publication US 2022/0294496 A1, Sep. 15, 2022
Int. Cl. H04B 7/0408 (2017.01); H04B 7/06 (2006.01); H04W 16/28 (2009.01)
CPC H04B 7/0408 (2013.01) [H04B 7/0617 (2013.01); H04W 16/28 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An arrangement for handling radio signals, the arrangement comprising:
a plurality of antenna processing units (APUs) in signal communication via a data bus, each APU being associated with a different beam;
a plurality of antenna element groups, each antenna element group comprising antenna elements;
a plurality of beamforming units, each beamforming unit of the plurality of beamforming units being in signal communication with antenna elements of a corresponding one of the plurality of different antenna element groups and configured to steer a plurality of beams associated with the plurality of APUs; and
each APU of the plurality of APUs being further connected to an antenna element in each antenna element group via a respective beamforming unit.