Abstract: The present specification relates to a carbazole derivative of Chemical Formula 1, a coating composition including the carbazole derivative, an organic light emitting device using the same and a method for manufacturing the same.

Abstract: A display panel includes a pixel-driving circuit, wherein the display panel further includes: a base substrate, a second conductive layer and a third conductive layer. The second conductive layer is located on one side of the base substrate. The second conductive layer includes a first initial signal line, and the first initial signal line is configured to provide the first initial signal to the pixel-driving circuit. The third conductive layer is located on a side of the second conductive layer distal to the base substrate, the third conductive layer includes a second initial signal line, and the second initial signal line is configured to provide a second initial signal to the pixel-driving circuit, wherein sheet resistance of the first conductive layer is greater than that of the second conductive layer. The signal on the second initial signal line in the display panel has a smaller voltage drop.

Abstract: Disclosed are an organic light emitting display device and lighting apparatus for vehicles using the same. The organic light emitting display device includes a first layer including a first organic layer and a first emission layer on a first electrode, a second layer including a second emission layer and a second organic layer on the first layer, a second electrode on the second layer, and a third organic layer between the first layer and the second layer. A thickness of the first emission layer is equal to or greater than a thickness of each of the first organic layer and the second organic layer.

Abstract: Provided is a compound of Formula 1 that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.

Abstract: A pixel circuit of a display apparatus includes a driving transistor including a gate electrode coupled with a gate node, a drain electrode coupled with a high level pixel power source, and a source electrode coupled with a source node; a light emitting device coupled with the source node and coupled with a low level pixel power source; a first transistor turned on based on a first scan signal; a second transistor turned on based on a second scan signal; a first capacitor coupled between the gate node and the source node; a second capacitor coupled with the source node at one electrode thereof; a third transistor turned on based on a third scan signal to couple the gate node with the other electrode of the second capacitor; and a fourth transistor turned on based on a fourth scan signal to apply a data voltage to the gate node.

Abstract: A highly reliable display apparatus is provided. In an EL display apparatus including a specific pixel having a function of adding data, a storage node is provided in the pixel, and first data can be held in the storage node. In the pixel, second data is added to the first data through capacitive coupling, whereby third data can be generated. A light-emitting device operates in accordance with the third data. In the pixel, a light-emitting device that requires a high voltage for light emission or a light-emitting device to which application of a high voltage is preferred is provided.

Abstract: Provided a method for producing a nitride phosphor. The method includes preparing a mixture that comprises a first nitride and a cerium source, the first nitride comprising, as a host crystal, a crystal having the same crystal structure as CaAlSiN3; and performing a heat treatment of the mixture at a temperature of 1,300° C. to 1,900° C. to obtain a second nitride. The first nitride comprises aluminum, silicon, nitrogen, and at least one selected from the group consisting of lithium, calcium, and strontium.

Abstract: A display panel includes a plurality of pixels including a first type pixel, a second type pixel, and a third type pixel, and a lens array disposed on a first surface of the display panel and having an inclination angle. The first type pixel and the second type pixel are disposed adjacent to each other in a second direction. The third type pixel is disposed adjacent to the first type pixel and the second type pixel in a first direction. A pitch of the third type pixel in the second direction is less than or equal to a sum of a pitch of the first type pixel in the second direction and a pitch of the second type pixel in the second direction.

Abstract: Provided is a novel mixture capable of improving luminous efficiency, stability, and lifespan of an element, an organic electric element using the same, and an electronic device therefor.

Abstract: An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer having a first layer, and the first layer includes a first compound, a second compound, and a third compound. The first compound is a hole transporting host compound, the second compound is an electron transporting host compound, and the third compound is a hole transporting host compound or an electron transporting host compound. The first compound and the second compound form a first exciplex, and the first compound and the third compound, or the second compound and the third compound form a second exciplex, where the first exciplex and the second exciplex are different from each other.

Abstract: A display apparatus is disclosed. The display apparatus includes: a backlight; a main circuit; a power supply configured to output a first power to drive the backlight and a second power to drive the main circuit; a first battery configured to be charged by the first power and supply power to the backlight; a second battery which is connected to the first battery in series, and configured to be charged by the first power and supply power to the backlight and the main circuit; and a control circuit configured to control the first battery and the second battery to be charged with the first power for a first time period, and drive the backlight with first battery power of the first battery and second battery power of the second battery for a second time period.

Abstract: A flexible polarizer and a flexible touch display device. The flexible polarizer includes: a support protective layer; a linear polarized layer provided on the side of the support protection layer and comprising an acidic substance; a retardation layer provided on the side of the linear polarized layer distant from the support protection layer, and bonded to the linear polarized layer by means of a first bonding layer; and a block layer provided on the side of the retardation layer distant from the linear polarized layer. The block layer is bonded to a flexible touch display panel of the flexible touch display device by means of the second bonding layer. The block layer is used for blocking the acidic substance in the linear polarized layer from permeating into the flexible touch display panel.

Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, and a display device. The display substrate includes: a base substrate including a display region and an opening region adjacent to each other; and at least one isolation wall extending along a boundary between the display region and the opening region. Each of the at least one isolation wall includes at least one isolation structure, and each of the at least one isolation structure includes: a first layer on a side of the base substrate; and a second layer on a side of the first layer away from the base substrate; and the orthographic projection of the first layer on the base substrate is within the orthographic projection of the second layer on the base substrate. The isolation wall effectively disconnects the organic light emitting material, prevents moisture from entering the display region, and improves the display quality.

Abstract: This disclosure provides a display device, a display panel, and a fabrication method thereof. The display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting functional layer, and a second electrode layer. The first electrode layer is arranged on a side surface of the driving backplane and includes a first electrode and a transferring ring. The pixel definition layer covers the first electrode layer and the driving backplane. The light-emitting functional layer is arranged on a surface of the first electrode layer facing away from the driving backplane, and the light-emitting functional layer is in a range of a transferring area of the driving backplane. The second electrode layer covers the pixel definition layer and the light-emitting functional layer. A boundary of the second electrode layer is inside a boundary of the pixel definition layer and is connected with the transferring ring.

Abstract: An organic electroluminescent material is disclosed. The organic electroluminescent material is novel dehydro-fused-ring compounds with a structure of B(A)2, which may be used as charge transporting materials, charge injection materials, and the like in organic electroluminescent devices. Such novel compounds have very deep LUMO energy level, so they are excellent electron acceptor materials and charge transfer materials. They also have the potential to be excellent hole injection materials and p-dopant materials, and have broad industrial application prospects. An electroluminescent device and a compound formulation are also disclosed.

Abstract: An organic light emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a first compound, a second compound, a third compound, and a fourth compound, and the first compound to the fourth compound satisfy Equations 1 to 8: E1,LUMO?E2,LUMO+0.15 electron volts (eV)??Equation 1 E1,HOMO?E2,HOMO+0.15 eV??Equation 2 E1,T1?E4,T1??Equation 3 E2,T1?E4,T1??Equation 4 E3,T1?E4,T1??Equation 5 E3,LUMO?E2,LUMO+0.1 eV??Equation 6 ?5.6 eV?E3,HOMO??Equation 7 Egap1?Egap3.

Abstract: The present disclosure provides an organic molecule, and use of the organic molecule in an organic optoelectronic display, the organic molecule consisting of a first chemical moiety with a structure of formula I, and two second chemical moieties with a structure of formula II, wherein the first chemical moiety is linked to each of the two second chemical moieties via a single bond; and wherein the remaining variables are as defined in the disclosure.

Abstract: A composition for temporary bonding, including the following (A) to (C). An adhesive for temporary bonding for manufacturing an electronic device, including the composition for temporary bonding. (A) A (meth)acrylate comprising the following (A-1) and (A-2): (A-1) a monofunctional (meth)acrylate whose homopolymer has a Tg of ?100° C. to 60° C., and (A-2) a polyfunctional (meth)acrylate; (B) a polyisobutene homopolymer; and (C) a photo radical polymerization initiator.

Abstract: A display panel, including: a plurality of pixels arranged in an array in a first direction and a second direction intersecting the first direction, each pixel including: a first sub-pixel having a first light-emitting zone configured to emit light of a first color; a second sub-pixel having a second light-emitting zone configured to emit light of a second color; and a third sub-pixel having a third light-emitting zone configured to emit light of a third color, wherein the plurality of pixels include a first pixel, the first light-emitting zone of the first pixel has a substantially polygonal shape, the substantially polygonal shape including: a first side substantially parallel to one side of the second light-emitting zone of the first pixel, and the one side of the second light-emitting zone of the first pixel being opposite to the first light-emitting zone; and a second side substantially parallel to one side of the third light-emitting zone of the first pixel, and the one side of the third light-emitting

Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.

Abstract: The present disclosure provides a display panel and a manufacturing method of the display panel, and a display apparatus, and belongs to the field of display technology. The display panel of the present disclosure includes a flexible substrate and a support substrate, wherein the support substrate supports the flexible substrate; a plurality of display units are provided on the flexible substrate; the display panel further includes: a first magnetic unit; a second magnetic unit; the first magnetic unit and the second magnetic unit are used for jointing the flexible substrate to the support substrate through a magnetic field therebetween.

Abstract: A light emitting device includes: a base substrate; a plurality of unit regions provided on the base substrate; a barrier disposed at a boundary of the unit regions to surround each of the unit regions; a dam disposed in each of the unit regions to be spaced apart from the barrier; a first electrode provided in each of unit light emitting regions surrounded by the dam; a second electrode disposed in each of the unit light emitting regions, the second electrode of which at least one region is provided opposite to the first electrode; and one or more LEDs provided in each of the unit light emitting regions, the one or more LEDs being electrically connected between the first electrode and the second electrode.

Abstract: The present invention provides an organic emitting diode including a first electrode; a second electrode facing the first electrode; an emitting material layer between the first and second electrodes; and an intervening layer between the emitting material layer and the second electrode and including a base material and an electron injection material, wherein the intervening layer contacts the second electrode.

Abstract: An organic light-emitting display device includes: a display panel having a first display area and a second display area, the first and second display areas having different light transmittances from each other in a unit area, wherein the display panel includes a plurality of organic light-emitting diodes disposed in the first display area and the second display area, wherein a first organic light-emitting diode disposed in the first display area and a second organic light-emitting diode disposed in the second display area each include at least one light emitter, and the number of the light emitter included in the second organic light-emitting diode is greater than the number of the light emitter included in the first organic light-emitting diode.

Abstract: An inorganic light-emitting diode substrate includes: a base, a plurality of epitaxial layer structures disposed on the base, a passivation layer, and a plurality of second electrodes disposed on a side of the passivation layer away from the base. The base includes a base substrate and a plurality of first electrodes disposed on the base substrate. The plurality of epitaxial layer structures are spaced apart, and each first electrode is coupled to one epitaxial layer structure. The passivation layer is made of photoresist. The passivation layer covers surfaces, away from the base, of the plurality of epitaxial layer structures, and fills gaps between the plurality of epitaxial layer structures. The passivation layer has a plurality of via holes, and each second electrode is coupled to one epitaxial layer structure through at least one via hole.

Abstract: A method of fabricating a light emitting device comprises providing a mold having an unpolished surface with an arithmetic mean roughness Ra in a range from 0.1 ?m to 10 ?m, depositing a thin polymer film over the surface of the mold, wherein the film has a thickness in a range from 1 ?m to 100 ?m, positioning a light emitting body onto the thin polymer film, wherein the light emitting body includes an anode, a cathode, and a light emitting layer positioned between the anode and the cathode, and separating the thin polymer film with the light emitting body from the mold. A light emitting device is also described.

Abstract: This invention discloses iridium complexes containing phenylpyridine ligand wherein there is an aryl or heterocyclic ring fused into phenyl ring. The iridium complexes showed desired device performance.

Abstract: Embodiments of the present disclosure provide a display panel and a display device, the display panel forms multiplexing electrodes on a common electrode layer, and the multiplexing electrodes can transmit a common signal and a touch signal, a function of the common electrodes and a touch function are realized, parasitic capacitances between the touch electrodes and the common electrodes are eliminated, and the display effect and the touch effect are improved, and by using the power management chip to connect to the multiplexing electrodes, the signal input to the multiplexing electrode can be realized, and a function of the multiplexing electrodes can be realized.

Abstract: A display device includes: a display unit including a plurality of first scan lines, a plurality of second scan lines, a plurality of data lines, and a plurality of pixel circuits; and a drive circuit configured to drive the first scan lines, the second scan lines, and the data lines. Each of the pixel circuits includes: a light-emitting element; a drive transistor configured to control a magnitude of an electric current that flows through the light-emitting element, a first compensation transistor having a control terminal connected to an associated one of the first scan lines; and a second compensation transistor having a control terminal connected to an associated one of the second scan lines. The first and second compensation transistors are connected in series and disposed between a control terminal and a conduction terminal of the drive transistor, the conduction terminal leading to the light-emitting element.

Abstract: The display device comprises a plurality of pixels each including a plurality of first electrodes; a second electrode formed on the plurality of first electrodes and common to the plurality of pixels; and a routing wiring formed in the same layer as the first electrode, wherein the routing wiring includes a line portion extending in a first direction between the adjacent pixels, and an extension portion extending in a second direction from the line portion toward at least one first electrode included in one of the adjacent pixels and in which the other first electrode of the one pixel is arranged in the first direction, and a part of the second electrode is in physical contact with the extension portion to be electrically connected to the routing wiring.

Abstract: An OLED display panel and an electronic device are disclosed. The OLED display panel comprises a main display part and a first organic packaging layer, and the main display part has a display area and a non-display area disposed around the display area; and the first organic packaging layer is disposed on the main display part, wherein the first organic packaging layer comprises a first organic packaging section, the first organic packaging section is located in the non-display area, and the first organic packaging section comprises water absorbent.

Abstract: A display device including: a substrate element including a base layer, a circuit layer, and a device layer, the base layer forming a plane defined by a first direction and a second direction perpendicular to each other; an encapsulation element provided on the substrate element to seal the device layer; a sealing element provided along edges of the encapsulation element to connect the encapsulation and substrate elements to each other; an optical element provided on the encapsulation element; a window element provided on the substrate element; an adhesive element provided between the optical and window elements to connect the optical element to the window element; and a filling element provided between the window element and the substrate element, wherein the filling element is spaced apart from the optical element and the adhesive element, and is overlapped with the sealing element when viewed in a direction normal to the plane.

Abstract: A display device includes: a display element provided to a display region; an analysis element provided to a frame region disposed around the display region; and a sealing layer sealing the display element and the analysis element. The display element includes: a TFT layer including a resin film; and a light-emitting element layer including a first electrode, a functional layer, and a second electrode. The analysis element includes: a first metal film formed on the resin film; an analysis layer formed on the first metal film; a second metal film formed to cover at least a portion of an edge of the analysis layer, and electrically connected to the first metal film; and a ground wire electrically connected through the first metal film to the second metal film.

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, organic light-emitting elements, a data line, and an electrode line. The organic light-emitting element includes a first electrode, a light-emitting layer and a second electrode sequentially stacked; the data line is located between the base substrate and the organic light-emitting element; the electrode line is on the same layer as the data line and located in a region outside a light-emitting region of the organic light-emitting element. The display substrate further includes at least one connection portion, which is in the region outside the light-emitting region and is configured to connect the electrode line and the first electrode, the connection portion is spaced apart from the second electrode, and the light-emitting layer covers the second electrode and the at least one connection portion.

Abstract: Organic light emitting materials and devices comprising phosphorescent metal complexes comprising ligands comprising aryl or heteroaryl groups substituted at both ortho positions are described. An organic light emitting device, comprising: an anode, a hole transport layer; an organic emissive layer comprising an emissive layer host and an emissive dopant; an electron impeding layer, and electron transport layer, and a cathode disposed, in that order, over a substrate.

Abstract: An organic electroluminescence device includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region.

Abstract: A method of manufacturing an organic light-emitting diode display comprising a substrate having a well-defined by a confinement structure, the well containing a first electrode and a second electrode spaced from each other, wherein the method may comprise depositing a light-emissive material in the well via ink-jet printing, thereby forming a substantially continuous light-emissive material layer in the well from the deposited light-emissive material, the light-emissive material layer spanning and contained within boundaries of the well, wherein a surface of the light-emissive material layer that faces away from the substrate has a non-planar topography. The method may further comprise positioning a common electrode over the light-emissive material layer.

Abstract: A display apparatus can include a substrate comprising a plurality of subpixels, a display area, and a non-display area; a first insulating layer disposed on the substrate; a plurality of first electrodes disposed on the first insulating layer and disposed at the plurality of subpixels, respectively; a bank disposed between the plurality of subpixels; a hole configured to divide the first insulating layer into an inner first insulating layer portion and an outer first insulating layer portion in the non-display area at a periphery of the display area, the inner first insulating layer portion being closer to the display area than the outer first insulating layer portion; a first layer disposed under the hole between the inner first insulating layer portion and the outer first insulating layer portion; and an organic layer and a second electrode disposed on the plurality of first electrodes.

Abstract: [Object] To provide a display apparatus that can achieve enhancement in display performance of a screen and higher definition. [Solution] There is provided a display apparatus. The drive circuit includes a drive transistor configured to control the light emitting unit, a video signal writing transistor configured to control writing of a video signal, and a capacitative element. In the drive transistor, one source/drain region is connected to a current supply line, another source/drain region is connected to the light emitting unit and a first node of the capacitative element, and a gate electrode is connected to a second node of the capacitative element. In the video signal writing transistor, one source/drain region is connected to a data line, another source/drain region is connected to the gate electrode of the drive transistor and the second node of the capacitative element, and a gate electrode is connected to a scanning line.

Abstract: The present disclosure relates to a compound of Chemical Formula 1, and a composition and an organic light emitting device including the same. The composition including the compound or a cured material thereof is included in an organic material layer of the organic light emitting device.

Abstract: A light bulb shaped lamp (1) according to the present invention includes: a base board (120); an LED chip (110) mounted on the base board (120); a base (190) for receiving power from outside; at least two power-supply leads (140) for supplying power to the LED chip (110); and a globe (170) for housing the base board (120), the LED chip (110), and the power-supply leads (140), the globe being partially attached to the base (190), the base board (120) is translucent, each of the two power-supply leads (140) is extended from a side of the base toward inside of the globe and is connected to the base board (120), and the LED chip (110) is provided between (i) a portion at which one of the two power-supply leads (140) and the base board (120) are connected and (ii) a portion at which the other of the two power-supply leads (140) and the base board (120) are connected.

Abstract: A method for manufacturing a functional element including a pixel, the method includes: applying a coating containing a curable material and a functional material; curing the coating applied by the applying the coating; and adjusting a film thickness of the coating cured by the curing the coating to decrease the film thickness of the coating.

Abstract: Provided is an organic electroluminescence device including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, in which the hole transport region includes a condensed cyclic compound, thereby securing high emission efficiency.

Abstract: Provided are compounds having a ligand LA of Formula I that are useful as emissive compounds in organic light emitting devices.

Abstract: An organic light-emitting device is provided. The device includes a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode and including an emission layer. The organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2. Various possibilities for the constituents of chemical structures in Formulas 1 and 2 are presented.

Abstract: A compound represented by formula (I). In formula (I), each L independently represents a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, n indicates the number of L groups, and is either 1 or 2, each Q independently represents a substituted or unsubstituted 3,6-di-t-butyl-9H-carbazol-9-yl group, a substituted or unsubstituted 3,6-diphenyl-9H-carbazol-9-yl group, or a substituted or unsubstituted 3-phenyl-6-t-butyl-9H-carbazol-9-yl group, and in indicates the number of Q groups, and has a value of 5?n.

Abstract: The present application provides a display device and a method for manufacturing the display device. The display device includes a display region and a non-display region. The display device includes an array substrate, a planarization layer, a pixel defining layer, and a protective layer. The planarization layer is disposed on the array substrate. The pixel defining layer is located in the display region. The pixel defining layer is disposed on the planarization layer. The protective layer is located in the non-display region. The protective layer is disposed on the planarization layer.

Abstract: An organic light emitting diode having a substrate, a first electrode, a hole transporting layer proximate the first electrode, a second electrode, an electron transporting layer proximate the second electrode, and an emissive layer between the hole transporting layer and the electron transporting layer. The emissive layer includes a square planar tetradentate platinum or palladium complex, and excimers formed by two or more of the complexes are aligned such that emitting dipoles of the excimers are substantially parallel to a surface of the substrate.

Abstract: Provided is a display panel, including a substrate, multiple pixel circuits, an insulating layer, multiple first electrodes, a first isolation structure, and a second isolation structure. The pixel circuits are located on the substrate. The insulating layer is located on the pixel circuits and has multiple through holes. The first electrodes are located on the insulating layer and are respectively electrically connected to the pixel circuits through the through holes. The first isolation structure is located on the insulating layer and overlaps the through holes. The second isolation structure includes multiple separating parts and multiple cover parts. The separating parts and the first isolation structure at least partially overlap, and the cover parts respectively overlap the through holes and the first isolation structure.

Abstract: An organic light emitting device including, in sequence, an anode, a light emitting layer, a first electron transport layer, a second electron transport layer, and a cathode, wherein the second electron transport layer includes a first material and a second material different from the first material, and the first electron transport layer includes a third material and a fourth material different from the third material.