US Patent 10096277 OLED display device and pixel repair method thereof

An OLED display device and a repair method thereof are disclosed. The OLED display device includes a pixel, wherein the pixel includes a red sub-pixel, a green sub-pixel, a blue sub-pixel and a white sub-pixel; the red sub-pixel includes a first OLED device and a first red filter located on a light outgoing side of the first OLED device; the green sub-pixel includes a second OLED device and a first green filter located on a light outgoing side of the second OLED device; the blue sub-pixel includes a third OLED device and a first blue filter located on a light outgoing side of the third OLED device; and the white sub-pixel includes a fourth OLED device and a second red filter, a second green filter and a second blue filter located on a light outgoing side of the fourth OLED device.