Patent ID: 11956815
Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. A sending device, comprising:
a processor, configured to call and run a computer program from a memory, wherein the computer program comprises instructions for executing a channel detection method, the method comprising:
determining, by the sending device, a contention window size (CWS) for channel detection according to first information, wherein the first information comprises feedback information corresponding to a reference physical channel sent by the sending device on an unlicensed carrier, and the feedback information comprises at least one of transmission block-hybrid automatic repeat request (TB-HARQ) acknowledgment information and code block group-hybrid automatic repeat request (CBG-HARQ) information; and
performing, by the sending device, channel detection on the unlicensed carrier according to the CWS;
wherein a resource assigned to the reference physical channel in frequency domain is a resource in a first bandwidth part (BWP); wherein, the performing, by the sending device, the channel detection on the unlicensed carrier according to the CWS comprises:
performing, by the sending device, the channel detection on a second BWP on the unlicensed carrier according to the CWS.