H10K50/816

Electric device and display device comprising quantum dots with improved luminous efficiency

An electronic device includes a first electrode and a second electrode facing each other, an emission layer comprising a plurality of quantum dots, wherein the emission layer is disposed between the first electrode and the second electrode; a first charge auxiliary layer disposed between the first electrode and the emission layer; and an optical functional layer disposed on the second electrode on a side opposite the emission layer, wherein the first electrode includes a reflecting electrode, wherein the second electrode is a light-transmitting electrode, wherein a region between the optical functional layer and the first electrode comprises a microcavity structure, and a refractive index of the optical functional layer is greater than or equal to a refractive index of the second electrode.

Electric device and display device comprising quantum dots with improved luminous efficiency

An electronic device includes a first electrode and a second electrode facing each other, an emission layer comprising a plurality of quantum dots, wherein the emission layer is disposed between the first electrode and the second electrode; a first charge auxiliary layer disposed between the first electrode and the emission layer; and an optical functional layer disposed on the second electrode on a side opposite the emission layer, wherein the first electrode includes a reflecting electrode, wherein the second electrode is a light-transmitting electrode, wherein a region between the optical functional layer and the first electrode comprises a microcavity structure, and a refractive index of the optical functional layer is greater than or equal to a refractive index of the second electrode.

DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
20180006060 · 2018-01-04 ·

It is an object of the present invention to form a pixel electrode and a metal film using one resist mask in manufacturing a stacked structure by forming the metal film over the pixel electrode. A conductive film to be a pixel electrode and a metal film are stacked. A resist pattern having a thick region and a region thinner than the thick region is formed over the metal film using an exposure mask having a semi light-transmitting portion. The pixel electrode, and the metal film formed over part of the pixel electrode to be in contact therewith are formed using the resist pattern. Accordingly, a pixel electrode and a metal film can be formed using one resist mask.

ORGANIC LIGHT-EMITTING DEVICE
20180006262 · 2018-01-04 ·

The invention relates to an organic light-emitting component which has an organic functional layer stack (3) having at least one light-emitting layer, which is designed to generate light during operation of the component, a transparent first electrode (2) and a transparent second electrode (4), which are designed to inject charge carriers into the organic functional layer stack (3) during operation, and a heat distribution layer (9), which is applied over the electrodes (2, 4) and the organic functional layer stack (3) and which has at least one plastic layer (10) and a highly heat conductive layer (11), wherein the heat distribution layer (9) has at least one transparent sub-region (91) and at least one non-transparent sub-region (92).

TRANSPARENT ELECTRODE AND ELECTRONIC DEVICE

An object of the present invention is to provide a transparent electrode including a substrate having thereon a conductive layer containing silver as a main component, wherein the transparent electrode has an organic functional layer between the substrate and the conductive layer; and the organic functional layer contains a first organic compound represented by Formula (1) and a second organic compound having a different structure from a structure of the first organic compound,

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SUBSTRATE FOR DISPLAY DEVICE, DISPLAY DEVICE, AND TOUCH PANEL

A display substrate, a display device, and a touch panel, the display substrate including a base substrate; and an electrode on the base substrate, the electrode including a first light transmitting layer, wherein the first light transmitting layer has a work function ranging from about 4.75 eV to about 4.9 eV, the first light transmitting layer includes a first transparent conductive oxide (TCO) layer and a first metal element doped in the first transparent conductive oxide layer, the first metal element being a group 2 metal element, the first metal element is included in the first light transmitting layer in an amount of about 0.01 atomic percent (atomic %) to about 5.00 atomic %, based on a total number of atoms in the first light transmitting layer.

Substrate having a printing area, light emitting device, and method for manufacturing the substrate

The present disclosure provides a substrate comprising a printing area, wherein the printing area comprises a flat surface and a plurality of separation structures projecting from the flat surface, wherein the plurality of separation structures divide the printing area into a plurality of micro-areas, and in each of the micro-areas, a circular region containing no separation structure has a maximum diameter between 5 μm and 10 μm. The present disclosure further provides a light emitting device comprising the substrate and a method for manufacturing the substrate.

Process for producing electrode and process for producing photoelectric conversion device

The embodiments provide a process for easily producing an electrode having low resistance, easily subjected to post-process and hardly impairing the device; and also provide, as its application, a production process for a photoelectric conversion device. The process comprises the steps of: coating a hydrophobic substrate directly with a dispersion of metal nanomaterial, to form a metal nanomaterial layer, coating the surface of the metal nanomaterial layer with a dispersion of carbon material, to form a carbon material layer and thereby to form an electrode layer comprising a laminate of the metal nanomaterial layer and the carbon material layer, pressing the carbon material layer onto a hydrophilic substrate so that the surface of the carbon material layer may be directly fixed on the hydrophilic substrate, and peeling away the hydrophobic substrate so as to transfer the electrode layer onto the hydrophilic substrate.

Display device including valley and circuit portions
11706942 · 2023-07-18 · ·

A display device includes: a substrate including a display area and a non-display area; a circuit portion including a first circuit portion and a second circuit portion on the non-display area; a valley portion separating the first circuit portion and the second circuit portion from each other; and a thin film encapsulation layer sealing the display area, the thin film encapsulation layer extending from the display area to the valley portion, and the first circuit portion is between the valley portion and the display area, the second circuit portion is at an outside of the valley portion, an internal layer on the first circuit portion includes a plurality of island portions that are apart from one another in a first direction and a second direction crossing the first direction, and an external layer on the second circuit portion includes at least one groove extending in the first direction.

HANDHELD ELECTRONIC DEVICE

A portable electronic device may include an enclosure including a front cover defining a front exterior surface, and a display positioned below the front cover and including a set of transparent conductive traces positioned in a graphically active region of the display and including a first plurality of transparent conductive traces and a second plurality of transparent conductive traces oriented perpendicular to the first plurality of transparent conductive traces. The portable electronic device may further include a proximity sensor including an optical emitter below the display and configured to emit light through the display and through the front cover. The optical emitter may be arranged relative to an optical receiver along a direction oblique to the first plurality of transparent conductive traces and to the second plurality of transparent conductive traces.