Display device
US10446069B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2018 |
| Grant date | Oct 15, 2019 |
| Priority date | — |
| Expiry date | Dec 20, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2380/02
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A display device includes a display panel, a first inspection line, a second inspection line, and an inspection circuit controlling a connection between the first inspection line and a first pixel group and a connection between the second inspection line and the second pixel group. The inspection circuit includes a switching part including a first switching part that controls the connection between the first inspection line and the first pixel group and a second switching part that controls the connection between the second inspection line and the second pixel group and a dummy circuit including a dummy transistor that is electrically connected to the switching part and including a first dummy electrode, a second dummy electrode that is connected to the first dummy electrode, and a dummy control electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.