CPC H04B 7/0617 (2013.01) [H04B 7/0408 (2013.01); H04B 7/0456 (2013.01); H04B 7/063 (2013.01); H04B 7/0626 (2013.01); H04L 5/0051 (2013.01); H04L 5/0057 (2013.01); H04W 84/042 (2013.01)] | 21 Claims |
1. A method of operating a base station, the method comprising:
transmitting a plurality of beamformed reference signals with a respective plurality of transmit beams;
receiving, from a user equipment (UE), a report that identifies a first beamformed reference signal of the plurality of beamformed reference signals, the first beamformed reference signal transmitted on a first transmit beam of the plurality of transmit beams;
transmitting a first control channel transmission to indicate a transmit beam update; and
transmitting a second control channel transmission with the first transmit beam.
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