[Object] To make it possible to improve viewing angle characteristics more. [Solution] Provided is a display device including: a plurality of light emitting sections formed on a substrate; and a color filter provided on the light emitting section to correspond to each of the plurality of light emitting sections. The light emitting sections and the color filters are arranged such that, in at least a partial region in a display surface, a relative misalignment between a center of a luminescence surface of the light emitting section and a center of the color filter corresponding to the light emitting section is created in a plane perpendicular to a stacking direction.

A display device includes first control electrodes on a light emitting element layer, second control electrodes on the first control electrodes, and a color conversion layer in the light emitting element layer. A first space is disposed between the first control electrodes, a second space is disposed between the second control electrodes, and the color conversion layer is disposed at an intersection where the first space and the second space intersect.

An organic light-emitting diode (OLED) structure includes a substrate, a dielectric layer on the substrate having an array of well structures with each well structure including a recess with side walls and a floor and the recesses are separated by plateaus having rounded top surfaces, a stack of OLED layers covering at least the floor of the well, and a light extraction layer (LEL) in the well over the stack of OLED layers.

An organic light-emitting diode (OLED) structure including a substrate; a dielectric layer on the substrate having an array of well structures, wherein each well structure includes a recess with side walls and a floor, and the well structures are separated by plateaus; a stack of OLED layers covering at least the floor of the well; a light extraction layer (LEL) in the well over the stack of OLED layers; and a coating covering a portion of the stack of OLED layers such that a top surface of the plateaus is more hydrophobic than a surface in the well on which the light extraction layer is formed.

An organic light-emitting diode (OLED) structure includes a substrate, a dielectric layer on the substrate having an array of well structures with each well structure including a recess with side walls and a floor and the recesses are separated by plateaus having rounded top surfaces, a stack of OLED layers covering at least the floor of the well, and a light extraction layer (LEL) in the well over the stack of OLED layers.

An organic light-emitting diode (OLED) structure includes a stack of OLED layers; a light extraction layer (LEL) comprising a UV-cured ink; and a UV blocking layer between the LEL and the stack of OLED layers.

An organic light-emitting diode (OLED) structure includes a stack of OLED layers that includes a light emission zone having a planar portion, and a light extraction layer formed of a UV-cured ink disposed over the light emission zone of the stack of OLED layers. The light extraction layer has a gradient in index of refraction along an axis normal to the planar portion.

A pixel array package structure includes: a substrate; a pixel array disposed on the substrate, in which the pixel array includes a plurality of light emitting diode chips, and the light emitting diode chips include at least one red diode chip, at least one green diode chip, at least one blue diode chip, and a combination thereof; a reflective layer disposed on the substrate and between any two adjacent of the light emitting diode chips; a light-absorbing layer disposed on the reflective layer and surrounding the pixel array; and a light-transmitting layer disposed on the pixel array, the reflective layer, and the light-absorbing layer, in which the light-transmitting layer has an upper surface and a lower surface opposite thereto, and the lower surface is in contact with the pixel array, and the upper surface has a roughness of 0.005 mm to 0.1 mm.

A display apparatus may enhance light extraction efficiency, prevent the damage of an emission layer, and prevent the delay of an image signal. The display apparatus may include a substrate having a plurality of subpixels defined thereon; a planarization layer on the substrate; a protrusion portion on the planarization layer, the protrusion portion including an upper surface and a lateral surface; and a reflection portion on the lateral surface of the protrusion portion.

An electronic device and a method for manufacturing the same are provided. The electronic device includes: a substrate; an electronic component disposed on the substrate; a first optical component disposed on the substrate and the electronic component; and a first optical adhesive disposed between the substrate and the first optical component to bond the substrate and the first optical component, wherein a Young's modulus of the first optical adhesive ranges between 10 kPa and 150 kPa.