Patent ID: 11937200
Assignee: MERRY ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 3:
4. The system of claim 3, further comprising the second wireless earphone, wherein the second wireless earphone is a slave earphone in the true wireless earphone system, and the second wireless earphone is further configured to, during the i−1th period:
receive the first data packet from the first wireless earphone, and record a first reception completion time of the first data packet;
receive the second data packet from the first wireless earphone, and record a second reception completion time of the second data packet;
obtain a reception time difference between the first reception completion time and the second reception completion time, and accumulate the reception time difference to a second accumulated time; and
take the second accumulated time as the second packet transception time difference in the second packet.