Fenwick & West LLP
Organic light emitting display panel and organic light emitting display device including the same
A display device, such an organic light emitting display device is disclosed. The display device includes an insulating film including a concave portion in an area of at least one subpixel, a first electrode on a side portion of the concave portion and on the concave portion in an area of the subpixel, an organic layer overlapping the concave portion and on the first electrode. An organic layer disposed in the at least one blue subpixel may include at least one of a first light emitting dopant with a maximum emission wavelength of 457 nm, a second light emitting dopant with a full width at half maximum (FWHM) of 30 nm or less, and/or a third light emitting dopant with the maximum emission wavelength of 457 nm and the full width at half maximum of 30 nm or less. Thus, a display device with enhanced light extraction efficiency is provided.
LG Display Co., Ltd.
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Seongjoo Namseok Mi-Na Sunmi JungSun
Lee Yoo Kim Lee Beak