Patent ID: 11870493
Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. The communication method of claim 8, wherein step of detecting the corresponding second area in each second frame, to obtain a position of the corresponding second area further comprises:
counting a number of the second area and the at least one third area in the one of the second frames, to obtain a number of the sending device and the at least one other sending device; and
for each of the sending device and the at least one other sending device based on the number of the sending device and the at least one other sending device, averaging area sizes of a plurality of corresponding areas in the second frames, wherein each of the corresponding areas is one of the second area and the at least one third area in a corresponding third frame of the second frames, and the one of the second area and the at least one third area is caused by a bright signal pulse of the first signal pulses, or a bright signal pulse of the second signal pulses corresponding to one of the at least one third area.