A display screen includes: a flexible display panel, and a flexible protective layer covering a light-emitting surface of the flexible display panel, wherein a side surface of the flexible protective layer facing away from the flexible display panel is a light-emitting side surface, and an anti-reflection structure is disposed on the light-emitting side surface. An unevenness feel on a surface of the display screen can be reduced, thereby improving performance of a foldable product such as a foldable terminal.

A display screen includes: a flexible display panel, and a flexible protective layer covering a light-emitting surface of the flexible display panel, wherein a side surface of the flexible protective layer facing away from the flexible display panel is a light-emitting side surface, and an anti-reflection structure is disposed on the light-emitting side surface. An unevenness feel on a surface of the display screen can be reduced, thereby improving performance of a foldable product such as a foldable terminal.

A display apparatus includes first sub-pixels, second sub-pixels, and third sub-pixels, an organic light-emitting diode including at least two emission layers emitting light of different colors, a color conversion layer disposed over the first sub-pixels and including quantum dots converting incident light into light of a first color, a first color filter disposed over the color conversion layer, a first transmission layer disposed over the second sub-pixels, a second color filter disposed over the first transmission layer, a second transmission layer disposed over the third sub-pixels, and a third color filter disposed over the second transmission layer, wherein a material of the first transmission layer is a same material as the second transmission layer.

Embodiments of the present invention relate to a semiconductor-nanoparticle-ligand complex, a preparation method therefor, a photosensitive resin composition, an optical film, an electroluminescent diode and an electronic device, and, more specifically, can provide: a semiconductor-nanoparticle-ligand complex comprising a ligand represented by chemical formula 1, and thus has excellent compatibility; an optical film with excellent efficiency; an electroluminescent diode; and an electronic device.

Provided is a display device capable of switching between a wide viewing angle and a narrow viewing angle with a simple configuration and simple control. The problem is solved by providing a display element and an optical switching element which is disposed on a visible side of the display element, in which the optical switching element has a light guiding plate and a light source for causing light to be incident on an end surface of the light guiding plate, and 80% or more of the light emitted from the light guiding plate when the light source is turned on is emitted to a region at an angle of 30 or more with respect to a normal line of the light guiding plate on a surface on the opposite side of the display element.

Display structures for controlling viewing angle color shift are described. In various embodiments, polarization sensitive diffusers, independent controlled cathode thicknesses, filtermasks, and color filters are described.

Embodiments described herein relate to three dimensional (3D) display apparatus. In one embodiment, the 3D display apparatus include a polychromatic backlight unit comprising an emissive light source, a collimator comprising a plurality of collimating features coupled to and in optical communication with the backlight unit, and a diffractive element comprising a plurality of gratings coupled to and in optical communication with the collimator. In other embodiments, the 3D display apparatus includes a monochromatic backlight unit, an LCD module, and a quantum dot containing film.

A system and methods to extending the overall display area for a device. At or near the borders of a device, pixel pitch between adjacent pixels may be increased such that overall pixel placement may be provided closer to a border of a display of a device. In one embodiment, pixel drive circuitry may be located in the spacing between adjacent pixels. Additionally, various optical systems and techniques may be utilized to provide an appearance of a lack of a border around the display such as decreasing the size of border pixels, overdriving the border pixels, or utilizing a light pipe on a surface above the border pixels.

A display panel disclosed by the present application includes: a base; a display layer, wherein the display layer includes light emitting units; and a touch layer, including a first insulation layer, a touch electrode layer, and a second insulation layer sequentially stacked, wherein the touch electrode layer includes touch electrodes. A first aperture is defined in a portion of the touch electrodes corresponding to the light emitting units. A first recess is defined in a portion of the first insulation layer corresponding to a gap between adjacent two of the light emitting units. An included angle between a sidewall of the first recess and a bottom surface of the first recess is an obtuse angle.

A system and methods to extending the overall display area for a device. At or near the borders of a device, pixel pitch between adjacent pixels may be increased such that overall pixel placement may be provided closer to a border of a display of a device. In one embodiment, pixel drive circuitry may be located in the spacing between adjacent pixels. Additionally, various optical systems and techniques may be utilized to provide an appearance of a lack of a border around the display such as decreasing the size of border pixels, overdriving the border pixels, or utilizing a light pipe on a surface above the border pixels.