US Patent 11004926 Organic light emitting diode display device

An organic light emitting diode (“OLED”) display device includes a substrate having a display region having a light emitting region and a peripheral region surrounding the light emitting region, a pad region at a first side of the display region, and a trench at a second side of the display region, a plurality of light emitting structures on the light emitting region of the substrate, an active pattern along a profile of the trench on the peripheral region of the substrate, the active pattern being adjacent to the trench and including a pattern protrusion, and an upper gate wiring on and overlapping the active pattern, the upper gate wiring having a wiring protrusion adjacent to the pattern protrusion.