公开(公告)号：US11601900B2

公开(公告)日：2023-03-07

申请号：US17062267

申请日：2020-10-02

Applicant: Huawei Technologies Co., Ltd.

Inventor： Guangnan Wan ,  Feng Yu ,  Bo Lin ,  Guangwei Yu

IPC: H04W56/00 ,  H04W68/00

Abstract: A communication method and a communications apparatus are provided. The communication method includes: sending, by a terminal device, a first indication message, where the first indication message is used to indicate a first time type and/or a first time precision, or the first indication message is used to indicate an access network device to send time information to the terminal device; receiving, by the terminal device, the time information; and synchronizing, by the terminal device, a time of the terminal device based on the time information. Correspondingly, a communications apparatus is further provided. According to the embodiments of this application, the terminal device can obtain, based on requirements of different application scenarios, a time type and/or time precision preferred by the terminal device.