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

Claim 0:
1. A true wireless earphone system, comprising:
a first wireless earphone configured to, during an ith period:
send a first packet to a second wireless earphone, wherein the first packet records a first packet transception time difference measured by the first wireless earphone during an i−1th period, where i is an index value;
receive a second packet from the second wireless earphone, wherein the second packet records a second packet transception time difference measured by the second wireless earphone during the i−1th period;
obtain a synchronization state between the first wireless earphone and the second wireless earphone according to the first packet transception time difference and the second packet transception time difference; and
adaptively correct a play progress of playing a specific audio by the first wireless earphone or by the second wireless earphone according to the synchronization state between the first wireless earphone and the second wireless earphone.