CPC H04B 7/0456 (2013.01) [H04W 72/23 (2023.01)] | 30 Claims |
1. An apparatus for wireless communications at a user equipment (UE), comprising:
a processor;
memory coupled with the processor; and
instructions stored in the memory and executable by the processor to cause the apparatus to:
transmit capability information indicating transmission coherence information of the UE, the transmission coherence information associated with a capability of the UE to transmit multiple layers per antenna port at the UE;
receive a downlink control information message comprising an index value associated with a transmission precoding matrix indicator of a plurality of transmission precoding matrix indicators, wherein each transmission precoding matrix indicator of the plurality of transmission precoding matrix indicators is associated with a quantity of antenna ports and a quantity of transmission layers per antenna port at the UE, the transmission precoding matrix indicator satisfying the transmission coherence information; and
transmit an uplink message based at least in part on the transmission precoding matrix indicator and according to the transmission coherence information.
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