Patent ID: 11871425
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. An apparatus, comprising at least one processor and a memory, where the memory stores a computer program for execution by the at least one processor, wherein the computer program, when executed, cause the apparatus to perform operations comprising:
sending, a physical downlink control channel (PDCCH) carrying downlink control information (DCI), wherein the DCI comprises indication information, and the indication information indicates that a type of system information is either system information type1 (SIB1) or a system information (SI) message other than SIB1; and
sending, the system information and a demodulation reference signal (DMRS) of the system information, wherein a frequency domain reference point of the DMRS is one of at least two frequency domain reference points that are used to determine DMRSs for the SIB1 and the SI message, and the frequency domain reference point used to determine the DMRS of the SIB1 and the frequency domain reference point used to determine the DMRS of the SI message are different.