Lg display co., ltd. (20240260430). DISPLAY DEVICE
DISPLAY DEVICE
Organization Name
Inventor(s)
DISPLAY DEVICE
This abstract first appeared for US patent application 20240260430 titled 'DISPLAY DEVICE
Original Abstract Submitted
a display device capable of enhancing the negative bias temperature illumination stress (nbtis) characteristics and the reliability of a thin film transistor, can include a substrate including having an emission area and a non-emission area, a thin film transistor disposed on the substrate, a passivation layer covering an upper portion of the thin film transistor, an overcoat layer disposed on the passivation layer and having a slit or through hole recessed toward the passivation layer, and a black bank layer disposed on the overcoat layer and formed to have a shape corresponding to the slit or through hole to form a protrusion positioned in the slit or through hole.