Patent ID: 11889338
Assignee: INTERDIGITAL PATENT HOLDINGS, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. A wireless transmit/receive unit (WTRU), comprising:
a transmit/receive unit configured to:
receive, in downlink control information (DCI), (1) information indicating a set of resource elements (REs) corresponding to reference signals, the reference signals used for demodulation of a physical downlink shared channel (PDSCH) transmission and (2) an indicator indicating additional REs correspond to additional reference signals, the additional reference signals also used for demodulation of the PDSCH transmission, the additional reference signals containing no PDSCH data, and
receive the PDSCH transmission; and

a processor configured to:
determine positions in time and frequency of the REs and the additional REs based on the received DCI, and
decode the PDSCH transmission.