A display device includes a substrate having a display area and a non-display area, a plurality of pixels in the display area, scan lines for supplying a scan signal to the pixels, the scan lines extending in a first direction, data lines for supplying a data signal to the pixels, the data lines extending in a second direction crossing the first direction, and a first dummy part in the non-display area, adjacent to an outermost pixel, connected to an outermost data line of the display area, forming a parasitic capacitor with the outermost pixel, and including a first dummy data line and a first dummy power pattern extending in parallel to the data lines.

A display device includes a substrate having a display area and a non-display area, a plurality of pixels in the display area, scan lines for supplying a scan signal to the pixels, the scan lines extending in a first direction, data lines for supplying a data signal to the pixels, the data lines extending in a second direction crossing the first direction, and a first dummy part in the non-display area, adjacent to an outermost pixel, connected to an outermost data line of the display area, forming a parasitic capacitor with the outermost pixel, and including a first dummy data line and a first dummy power pattern extending in parallel to the data lines.

A display device includes a first substrate including a display area and a non-display area, a display element disposed on the first substrate in the display area, a first sealing portion disposed on the first substrate in the non-display area, a second substrate facing the first substrate in a thickness direction, a hole defined through the first substrate and the second substrate along the thickness direction in the display area, and a second sealing portion disposed between the first substrate and the second substrate and enclosing the hole.

A display substrate, a preparation method therefor, and a display apparatus. The preparation method comprises: providing a base substrate, a plurality of pixel drive circuits being formed on the base substrate, the plurality of pixel drive circuits comprising a first pixel drive circuit and a second pixel drive circuit; forming a first insulating layer on the base substrate; forming a first wiring layer on the first insulating layer, the first wiring layer comprising a first connecting wire, the first connecting wire being formed electrically connected to the first pixel drive circuit by means of the first insulating layer; forming and patterning a second insulating layer on the first wiring layer; forming a second wiring layer on a second insulating layer, the second wiring layer comprising a second connecting wire, the second connecting wire being formed electrically connected to the second pixel drive circuit by means of the first insulating layer and the second insulating layer; and forming and patterning a second insulating layer on the second wiring layer, the third insulating layer and the second insulating layer using the same reticle for the patterning process.

An electroluminescence display is discloses that has enhanced display quality by reducing reflection of external light. An electroluminescence display comprises: a pixel defined on a substrate; a first electrode disposed at the pixel; a trench at least partially surrounding the pixel; a first metal layer on a bottom surface in the trench; a bank on an outer periphery of the first electrode and on the first metal layer in the trench; a second metal layer on the bank that is in the trench; an emission layer on the first electrode, the bank, and the second metal layer; and a second electrode on the emission layer.

An electroluminescence display is discloses that has enhanced display quality by reducing reflection of external light. An electroluminescence display comprises: a pixel defined on a substrate; a first electrode disposed at the pixel; a trench at least partially surrounding the pixel; a first metal layer on a bottom surface in the trench; a bank on an outer periphery of the first electrode and on the first metal layer in the trench; a second metal layer on the bank that is in the trench; an emission layer on the first electrode, the bank, and the second metal layer; and a second electrode on the emission layer.

Disclosed is a light emitting display device configured such that a power line that supplies source voltage from a pad unit and a cathode are connected to each other using a trench provided in a planarization layer so as to have a linear shape, whereby reliability in prevention of permeation is improved, an area that protrudes and is processed for a connection portion is minimized, whereby a non-display area is reduced, a cathode connection portion is located in a wide area to increase a heat generation path, whereby reliability is improved.

Disclosed is a light emitting display device configured such that a power line that supplies source voltage from a pad unit and a cathode are connected to each other using a trench provided in a planarization layer so as to have a linear shape, whereby reliability in prevention of permeation is improved, an area that protrudes and is processed for a connection portion is minimized, whereby a non-display area is reduced, a cathode connection portion is located in a wide area to increase a heat generation path, whereby reliability is improved.

A display apparatus includes a first conductive layer and a first conductive line arranged in a first pixel area; a second conductive layer and a second conductive line arranged in a second pixel area; a first pixel electrode in which a first emission area is defined; a second pixel electrode in which a second emission area is defined. A first hole and a second hole are defined in a first insulating layer. The first conductive layer and the first conductive line electrically contact each other in the first hole. The second conductive layer and the second conductive line electrically contact each other in the second hole. The first emission area overlaps the first hole in a plan view. The second emission area does not overlap the second hole in a plan view.

The present disclosure relates to a display device capable of performing a touch input by a touch input device, and a touch input system including the same. According to an embodiment of the disclosure, a display device comprising a display unit comprising a plurality of emission areas, a plurality of touch electrodes disposed between the plurality of emission areas to sense a touch, a plurality of code patterns formed by covering a part of a front surface of at least one of the plurality of touch electrodes with a predetermined code shape, and a plurality of light-blocking patterns formed on at least one of the plurality of touch electrodes on which the plurality of code patterns is not formed, to block light, wherein the plurality of light-blocking patterns is formed by covering at least one of a front surface and side surfaces of the at least one touch electrode with a predetermined pattern shape.