Patent ID: 11956047
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A first wireless node configured for operation in a wireless communication network, wherein the first wireless node comprises a transceiver circuit and a processing circuit operatively coupled to the transceiver circuit,
wherein the processing circuit is configured to select a set of one or more reference signal antenna ports for use in transmitting data to or receiving data from one or more other wireless nodes in a given transmit time interval, from a plurality of sets of reference signal antenna ports that are available for use, wherein the plurality of sets of reference signal antenna ports have different reference signal densities in a frequency dimension; and
the processing circuit is further configured to send, via the transceiver circuit, a message to a second wireless node indicating a reference signal assignment to the second wireless node, wherein the message includes an indication of the selected set of reference signal antenna ports.