Abstract:
An organic light-emitting diode including a first electrode; a second electrode facing the first electrode; an emission layer interposed between the first electrode and the second electrode; a first hole transport layer including a first hole transporting compound; a second hole transport layer including a second hole transporting compound, the first and second hole transport layers being interposed between the first electrode and the emission layer; an electron transport layer interposed between the emission layer and the second electrode; a first mixing layer interposed between the first electrode and the first hole transport layer, contacting the first hole transport layer, and including the first hole transporting compound and a first cyano group-containing compound; and a second mixing layer interposed between the first electrode and the second hole transport layer, contacting the second hole transport layer, and including the second hole transporting compound and a second cyano group-containing compound.
Abstract:
An electroluminescent display device may include a display area formed on one surface of a substrate. It may further include a first electrode layer, a second electrode layer, and an electroluminescent emission layer between the first and second electrode layers. It may also include an electrode power supply line that supplies electrode power to the display area. The electrode power supply line can be located at least partially on an outer periphery of the display area, and may directly contact the second electrode layer. An electrical component may be arranged under the electrode power supply line, and may have one or more conductive layers.
Abstract:
An organic light emitting display device (OLED) including: a substrate including a plurality of pixel units; first electrodes disposed in the pixel units; first subsidiary electrodes completely covering the top surfaces of corresponding ones of the first electrodes; first electrode protection units disposed on edges of the first electrodes on which the first subsidiary electrodes are not disposed; a pixel defining layer disposed on the substrate, having holes to expose the first electrodes; a light emission layer; and a second electrode disposed on the light emission layer. The light emission layer includes organic emission layers (EMLs) disposed on the first electrodes. The light emission layer may include subsidiary hole injection layers disposed on selected ones of the first electrodes, to vary a distance between the first electrodes and portions of the second electrode.
Abstract:
Provided are an organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.
Abstract:
Disclosed is a metal complex compound represented by the following Chemical Formula 1, and an organic light emitting diode device including the same. In Chemical Formula 1, M, R1 to R8, A1 to A6, and y are the same as defined in the detailed description.
Abstract:
A laser irradiation apparatus for bonding a first substrate to a second substrate using bonding members and a method of manufacturing a display device using the same, the laser irradiation apparatus including a stage on which the first substrate is mounted, bonding members disposed between the first substrate and the second substrate, a laser oscillating member configured to irradiate a laser beam onto the bonding members, and a temperature maintaining member co-operating with the first substrate to maintain a temperature of the first substrate at a predetermined temperature.
Abstract:
An organic light-emitting device includes a first electrode, a mixed organic layer, an emission layer, an electron transport layer, and a second electrode. The mixed organic layer contains a fluorene derivative and a pyrazine derivative, and the electron transport layer contains a lithium quinolate and a pyridine derivative.
Abstract:
The invention is directed to organic light emitting diodes (OLEDs) and methods of manufacturing the same. According to embodiments of the invention, an improved electron transport layer (ETL) reduces the driving voltage and current consumption of the OLED, and increase luminous efficiency and lifespan. The OLED includes a first electrode, an organic layer on the first electrode and including an emission layer (EML) and an ETL, and a second electrode on the organic layer.
Abstract:
An organic light emitting display (OLED) device having an organic light emission unit, the organic light emitting unit including a first electrode layer on a substrate, a second electrode layer on the first electrode layer, and an organic layer between the first electrode layer and the second electrode layer, the OLED device including a first auxiliary electrode layer between the organic layer and the first electrode layer. The organic light emission unit is divided into first, second, and third pixel units. Each of the first, second, and third pixel units includes a second auxiliary electrode layer between the organic layer and the first auxiliary electrode layer. The second auxiliary electrode layers of the first, second and third pixel units are formed to have different thicknesses respectively, so that light beams emitted from the first, second and third pixel units can be provided with a resonance effect.
Abstract:
An indexable type cutting tool includes a drill having a shank and a drill body which extends from the shank, the drill body being defined with body flutes, and being formed with an insert seat which has seat side surfaces and a seat bottom surface and body flank surfaces and body thinning surfaces; a drill insert fitted into the insert seat of the drill body, having cutting edges and an insert bottom surface which is brought into close contact with the seat bottom surface, formed with insert flutes and insert side surfaces which are brought into close contact with the seat side surfaces, and defined with a through-hole which passes through the insert side surfaces; and a fastening screw for fastening the drill insert fitted into the insert seat to the drill.