Patent ID: 11955491
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Optics (Instruments)
Classification: CPC H  G | IPC G  H

Claim 6:
7. A motherboard, comprising at least one array substrate unit, wherein the array substrate unit has a display region and a non-display region, and comprises a base substrate, and a plurality of signal line, at least one transfer electrode and a test line that are on the base substrate,
the plurality of signal lines extend from the display region to the non-display region along a first direction,
at least one of the plurality of signal lines comprises a first trace in the display region and a second trace in the non-display region,
the second trace comprises at least two sub-traces disconnected from each other, a sub-trace, close to the display region, of the at least two sub-traces of the second trace is directly connected with the first trace,
every two adjacent sub-traces of the second trace are electrically connected with each other through one of the at least one transfer electrode,
the test line is in the non-display region along a second direction,
the test line is connected with a sub-trace, away from the display region, of the at least two sub-traces of the second trace, and the first direction intersects with the second direction.