Patent ID: 11881931
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 1:
2. The method according to claim 1, wherein before determining the timing frequency of the second device, the method further comprises:
receiving, by the first device, a plurality of third packets sent by the second device at different moments, wherein any one of the plurality of third packets comprises a first value, and the first value is a value displayed on a timestamp counter of the second device in response to the second device sending the third packet;
obtaining, by the first device, a value displayed on a timestamp counter of the first device in response to the first device receiving the third packet, to obtain a second value; and
determining, by the first device, the frequency offset based on the timing frequency of the first device, the first value comprised in each of the plurality of third packets, and each second value obtained by the first device.