Patent ID: 11871449
Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A backoff method in a transmission process, comprising:
receiving, by a receiving device, a request to send (RTS) frame sent by a sending device, wherein the RTS frame comprises a first backoff time period having a starting time no later than a time the RTS frame is listened by another device and an ending time which is configured as an expected sending time of a confirmation on clear to send (C-CTS) frame, wherein the C-CTS frame is an acknowledgement frame sent by the sending device after receiving a clear to send (CTS) frame sent by the receiving device;
sending, by the receiving device, the CTS frame to the sending device; and
receiving, by the receiving device, the C-CTS frame sent by the sending device, wherein the C-CTS frame comprises a second backoff time period having a starting time no later than a time the C-CTS frame is listened by another device and an ending time which is a time a current data transmission is finished.