Display substrate, crack detection method thereof and display device
US12100704B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 27, 2020 |
| Grant date | Sep 24, 2024 |
| Priority date | — |
| Expiry date | Sep 29, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10D89/811
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The disclosure relates to a display substrate, including: a base substrate including a display area and a peripheral area surrounding the display area; a first crack detection line located in the peripheral area and surrounding the display area; a second crack detection line located in the peripheral area and surrounding the display area; at least one first electrostatic discharge circuit located in the peripheral area, each including at least one first thin film transistor, the at least one first thin film transistor including a first gate; and at least one second electrostatic discharge circuit located in the peripheral area and electrically connected to the second crack detection line, each including at least one second thin film transistor, the at least one second thin film transistor including a second gate, wherein the second gate is electrically connected to the first gate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.