A touch display device includes a substrate; a thin film transistor over the substrate; a planarization layer over the thin film transistor; a touch line over the planarization layer; a touch insulation layer over the touch line; a touch electrode over the touch insulation layer; a pixel electrode over the touch electrode and connected to the thin film transistor, wherein the planarization layer has a first hole corresponding to a drain electrode of the thin film transistor, and the touch insulation layer has a second hole corresponding to the drain electrode, and wherein the second hole includes a first hole portion and a second hole portion connected to each other along a first direction, the first hole is disposed within the first hole portion, and the touch electrode is in contact with the touch line through the second hole portion.

A display device is provided, which includes a first substrate, a first display structure, a second display structure, a first optical film, a second optical film, a first adhesive layer and a second adhesive layer. The first and second display structures are disposed on the first substrate. The first display structure is disposed between the first substrate and the first optical film. The second display structure is disposed between the first substrate and the second optical film. The first and second optical films are separated. The first adhesive layer is disposed between the first display structure and first optical film. The second adhesive layer is disposed between the second display structure and second optical film. The first and second display structures are different from each other and are selected from a liquid-crystal display, an organic light-emitting diode display, an inorganic light-emitting diode display or a laser display.

A liquid crystal display panel is provided. A micro-lens array, a black matrix layer array, and a detector array are sequentially disposed between a cover plate and an array substrate, and a combination of the micro-lens array and the black matrix layer array filters out more interference light, so that most of light entering the detector array is fingerprint reflected light, which improves an accuracy of fingerprint recognition. A liquid crystal display device having the liquid crystal display panel is also provided.

An opposing substrate as a substrate for an electro-optical device includes a transparent base member and a light shielding portion disposed on a region between pixels on the base member. The light shielding portion includes a first reflective film and a second reflective film that is disposed to overlap the first reflective film and has a reflection rate lower than that of the first reflective film, and a first protective film that covers the first reflective film is provided between the first reflective film and the second reflective film.

According to one embodiment, a display device includes a first substrate including a first signal line and a second signal line adjacent to each other along a first direction, an organic insulating film located on the first signal line and the second signal line, and a first spacer located on the organic insulating film and a second substrate opposing the first substrate and including a second spacer opposing the first spacer. The organic insulating film has a through-hole between the first signal line and the second signal line in plan view. The first spacer is provided to overlap the through-hole in plan view and filling the through-hole.

An electronic device is provided. The electronic device includes a first electronic device unit and a second electronic device unit. The first electronic device unit includes a first substrate and a second substrate disposed opposite to the first substrate, and a portion of the first substrate protrudes outward a boundary of the second substrate in a first protruding direction perpendicular to a normal direction of the first substrate. The second electronic device unit is connected to the first electronic device unit and includes a third substrate and a fourth substrate disposed opposite to the third substrate, and a portion of the fourth substrate protrudes outward a boundary of the third substrate in a second protruding direction perpendicular to a normal direction of the third substrate. In addition, the portion of the first substrate and the portion of the fourth substrate each includes a grinded portion.

A display device includes a first transistor having an oxide semiconductor layer, a gate wiring opposite the oxide semiconductor layer, a gate insulating layer between the semiconductor layer and the gate wiring, a first insulating layer including at least one insulating layer having a first contact hole outside the gate wiring, a planarization film having a second contact hole overlapping the first contact hole, a first transparent conductive layer including an area overlapping the gate wiring, a second insulating layer covering a side of the second contact hole, a second transparent conductive layer in contact with the oxide semiconductor layer through the first and second contact hole, a first resin filling the first and second contact hole coated by the second transparent conductive layer, and a third transparent conductive layer on the second transparent conductive layer and the first resin.

The embodiments of the present disclosure provide a display panel. The display panel includes a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer between the first substrate and the second substrate, a plurality of first electrodes disposed on a side, close to the second substrate, of the first substrate and spaced apart at intervals, a first dielectric layer for planarizing the plurality of first electrodes, a second dielectric layer disposed on a side, close to the liquid crystal layer, of the first dielectric layer, a light shielding portion disposed on the side, close to the liquid crystal layer, of the second substrate, and a control circuit configured to apply a voltage between the first electrode and the second electrode so that the liquid crystal layer is in a first state or a second state.

A method includes forming a layer made of a first insulating material on a first layer made of a second insulating material that covers a support, defining a waveguide made of the first material in the layer of the first material, covering the waveguide made of the first material with a second layer of the second material, planarizing an upper surface of the second layer of the second material, and forming a single-crystal silicon layer over the second layer.

A display apparatus includes a light unit to emit blue light, a first base substrate disposed on the light unit, a gate pattern disposed on the first base substrate and including a gate electrode, a first inorganic insulation layer disposed on the gate pattern, a data pattern disposed on the first inorganic insulation layer and including a drain electrode, a light blocking pattern disposed on the first inorganic insulation layer, a second inorganic insulation layer disposed on the data pattern and the first inorganic insulation layer, a pixel electrode disposed on the second inorganic insulation layer, and electrically connected to the drain electrode, a color conversion pattern overlapping the pixel electrode and including a quantum dot or phosphor, and a thin film transistor disposed on the first base substrate, wherein the light blocking pattern overlaps the thin film transistor, and the light blocking pattern is disposed on the first base substrate.