Patent ID: 9235093
Filing Date: 2016-01-12
CPC Classification: G02F

Claim Text:
1. A display apparatus comprising a substrate, a plurality of first thin-film transistors (TFTs), a plurality of scan lines and data lines connected to the first TFTs, and a plurality of second TFTs for controlling inspection-use display signals, each of the second TFTs including: a first gate electrode disposed on the substrate; a first insulation layer disposed on the first gate electrode; an active unit disposed on the first insulation layer and having a source electrode electrically connected to one of the data lines, an active layer including an oxide semiconductor, and a drain electrode; a second insulation layer disposed on the active unit; and a second gate electrode disposed on the second insulation layer; wherein the first TFTs, the scan lines, and the data lines are disposed in a display area on the substrate, and the second TFTs are disposed in an area other than the display area on the substrate.