Patent ID: 11923940
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. An apparatus, comprising:
at least one processor; and
at least one memory, coupled with the processor, wherein the at least one memory stores a computer program which, when executed by the at least one processor, causes the apparatus to:
obtain first indication information, wherein the first indication information indicates a differential value between channel state information of a first antenna port set and channel state information of a second antenna port set, the first antenna port set comprises x antenna ports of a terminal device, the second antenna port set comprises m antenna ports of the apparatus, the first antenna port set is different from the second antenna port set, x and m are positive integers, and the channel state information of the first antenna port set comprises first amplitude information and/or the channel state information of the second antenna port set comprises second amplitude information, and send the first indication information.