Chongqing University of Posts and Telecommunications

Shuang Niu

Ping Wang

Min Wei

Xiaoyun Li

Yiming Xing

Qingyun Fu

The present invention relates to a cross-network time synchronization method for industrial wireless network and TSN fusion, which belongs to the field of Industrial Internet, comprising the following steps: S: conducting clock synchronization by a TSN module of a border gateway with a TSN switch of a TSNin a slave clock state; S: inside the border gateway, using the TSN module as a master clock of an industrial wireless module, and conducting clock synchronization by the industrial wireless module with the TSN module through a serial port; S: conducting clock synchronization by a routing device in the industrial wireless network with the industrial wireless module of the border gateway through a beacon frame synchronization mode in the slave clock state, and conducting clock synchronization by the routing device as the master clock of a node device for the node device; S: conducting clock synchronization by a terminal side conversion node in the slave clock state with the node device in the industrial wireless network through a timestamp-free synchronization mode, and finally, synchronizing a TSN switch of a TSNwith the terminal side conversion node in the slave clock state.

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Nan'an District, China

Shuang Niu