The present disclosure provides a display panel. The display panel includes: a substrate, a driving circuit layer, and a light-emitting device layer. The light-emitting device layer includes a plurality of light-emitting devices. Each light-emitting device includes an anode, a light-emitting layer, and a cathode. The anode includes a first transparent electrode, a first metal electrode, and a second transparent electrode, where the first metal electrode is disposed on one side of the first transparent electrode away from the driving circuit layer, the second transparent electrode is disposed on one side of the first metal electrode away from the first transparent electrode, and the first metal electrode is wrapped between the first transparent electrode and the second transparent electrode.

A display panel includes a drive backplane and a plurality of light-emitting chips arranged on the drive backplane. Each of the light-emitting chips includes an N-type semiconductor layer, a multi-quantum well layer and a P-type semiconductor layer arranged on the undoped semiconductor layer in sequence and an undoped semiconductor layer. The undoped semiconductor layer is provided with a conductive via. The light-emitting chip further includes a conductive pattern portion, a part of the conductive pattern portion is located in the conductive via and is in contact with the N-type semiconductor layer, and another part of the conductive pattern portion protrudes from the conductive via and is connected to the drive backplane.

The disclosure provides a semiconductor structure and a method for manufacturing thereof. The semiconductor structure includes a substrate, a light-emitting pixel layer on the substrate, and reflective parts. The substrate includes a first surface and a second surface opposite to the first surface, the first surface includes a convex parts, and each of the convex parts protrudes in a direction away from the second surface; the light-emitting pixel layer includes at least one light-emitting pixel including a first semiconductor layer, a light-emitting layer and a second semiconductor layer which are sequentially disposed on the second surface, and conductivity types of the first semiconductor layer and the second semiconductor layer are opposite; and the reflection parts are conformally formed on the convex parts, and the reflection parts and the convex parts are in one-to-one correspondence in position.

A pixel structure for improving light emitting efficiency is disclosed in the present disclosure. The pixel structure includes a pixel lens, a negative electrode pad layer, a conductive semiconductor layer, a quantum well, an isolation layer, a positive electrode layer, a dielectric layer and an integrated circuit (IC) chip layer from top to bottom, and the quantum well is arranged inside the conductive semiconductor layer. A three-surface covering reflective layer is arranged between the lower surface of the conductive semiconductor layer and the top of the positive electrode layer. The conductive semiconductor layer comprises an inverted trapezoidal semiconductor part and a continuous planarization layer. The bevels on the two sides of the inverted trapezoidal semiconductor part converge and reflect the light emitted by the quantum well in the direction of the pixel lens. And the negative electrode pad layer is arranged on the continuous planarization layer.

Provided is a display apparatus including a light-emitting structure in which a first light-emitting element, a second light-emitting element, and a third light-emitting element, a first electrode pattern electrically connected to a p-type semiconductor layer of the first light-emitting element, a p-type semiconductor layer of the second light-emitting element, and a p-type semiconductor layer of the third light-emitting element, and a second electrode pattern electrically connected to a n-type semiconductor layer of the first light-emitting element, a n-type semiconductor layer of the second light-emitting element, and a n-type semiconductor layer of the third light-emitting element.

A display device includes a substrate including a light emitting area and a non-light emitting area, a via layer including a first portion positioned on the light emitting area of the substrate and a second portion positioned on the non-light emitting area of the substrate, a first light emitting element positioned on the first portion of the via layer and including an anode electrode, a light emitting layer, and a first cathode electrode, and a bank structure positioned on the second portion of the via layer. The first portion of the via layer includes a protruding portion that protrudes further in a direction perpendicular to the substrate than the second portion, the anode electrode is in contact with the protruding portion of the first portion, and the light emitting layer and the first cathode electrode are in contact with the bank structure.

A display device, a method for manufacturing the same, and an electronic device are provided. A display device includes a substrate, a pixel electrode and a common electrode above the substrate, and spaced apart from each other, a light-emitting element including a first contact electrode contacting the pixel electrode, and a second contact electrode contacting the common electrode, a first repair material between the pixel electrode and the first contact electrode, and including an organic material including conductive particles, and a second repair material between the common electrode and the second contact electrode, having a volume that is larger than a volume of the first repair material, and including an organic material including conductive particles.

A stretchable and flexible electroluminescent film may include a bottom substrate layer and a bottom electrode layer on the substrate layer. A dielectric layer may be included on the bottom electrode layer. An electroluminescent layer may be included on the dielectric layer. The electroluminescent layer may illuminate in response to an electric field. The film may further include a top electrode layer configured to provide the electromagnetic field with the bottom electrode layer. The film may further include a top substrate layer on the electrode layer. The bottom substrate layer, the bottom electrode layer, the dielectric layer and the electroluminescent layer each include an elastomeric polymer. The film may be printer layer by layer using a mask-free additive manufacturing process.

There is provided a display device. The display device includes a substrate including a light emitting area; an anode electrode positioned on the light emitting area of the substrate and including silver; and an element insulating layer covering an edge of the anode electrode and defining a light emitting opening, wherein the anode electrode includes: a first layer positioned on the substrate; a second layer positioned on the first layer; and a third layer positioned on the second layer and including a protruding portion that protrudes further compared to a side surface of the second layer, and a width of the protruding portion of the third layer is 0.1 micrometers or less.