Patent ID: 11943170
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. A communication apparatus, comprising a processor and a memory, wherein the memory is configured to store instructions and, when the processor runs the instructions, the communication apparatus is enabled to perform operations comprising:
generating an NDPA frame, wherein the NDPA frame comprises a station information field, wherein the station information field comprises an association identifier (AID) subfield and a partial bandwidth information subfield, wherein the AID subfield indicates an AID of a station and the partial bandwidth information subfield comprises a resource unit (RU) indication index, wherein the RU indication index indicates: (1) an RU for which the station needs to feed back channel state information and (2) a frequency position of the RU in a complete bandwidth corresponds to the NDPA frame, wherein the complete bandwidth is 320 MHz; and
transmitting the NDPA frame.