18895446. DISPLAY DEVICE (Japan Display Inc.)
DISPLAY DEVICE
Organization Name
Inventor(s)
DISPLAY DEVICE
This abstract first appeared for US patent application 18895446 titled 'DISPLAY DEVICE
Original Abstract Submitted
A display device includes a light-emitting element, a first transistor, and a second transistor, the first transistor includes a first gate electrode, a first insulating film, a first oxide semiconductor layer, a second insulating film, and a first conductive layer provided on the second insulating film, and the second transistor includes the first insulating film, a second oxide semiconductor layer, a second insulating film, and a second gate electrode, wherein an etching rate of the first oxide semiconductor layer and the second semiconductor layer is less than 3 nm/min when the first oxide semiconductor layer and the second semiconductor layer are etched using an etching solution containing phosphoric acid as a main component at 40° C.