公开(公告)号：US20220417057A1

公开(公告)日：2022-12-29

申请号：US17929618

申请日：2022-09-02

Applicant: Huawei Technologies Co., Ltd.

Inventor： Mingyue Wang ,  Jing Xu ,  Yunpeng Wang ,  Shaofeng Huang

IPC: H04L12/40 ,  H04L43/16

Abstract: This application provides a CAN bus circuit and a CAN bus communications method. The CAN bus circuit used for CAN bus communication includes: at least one CAN unit and one bus, where a first CAN unit includes an input port and an output port, the first CAN unit is any one of the at least one CAN unit, the output port is connected to the bus by using a first circuit, the input port is connected to the bus by using a second circuit, a first diode is disposed on the first circuit, and a second diode is disposed on the second circuit.