Abstract:
Embodiments of the present invention are directed to a heterocyclic compound and an organic light-emitting device including the heterocyclic compound. The organic light-emitting devices using the heterocyclic compounds have high-efficiency, low driving voltages, high brightness and long lifespans.
Abstract:
Embodiments of the present invention are directed to heteroarylamine compounds and organic light-emitting devices including the heteroarylamine compounds. The organic light-emitting devices using the heteroarylamine compounds have high-efficiency, low driving voltages, high luminance and long lifespans.
Abstract:
Provided are an organic light emitting display device including a transparent moisture absorption layer formed of at least one of a metal oxide and metal salt having an average particle diameter of 100 nm or less, a binder, and a selective light absorber absorbing light of a wavelength of a specific range, and a method of manufacturing the same. The transparent absorbing layer further contains a dispersant. The organic light emitting display device including the transparent moisture absorption layer has an excellent moisture absorption capability compared to a conventional organic light emitting display device including a getter, and is transparent. Therefore, the organic light emitting display device has desired lifetime characteristics and improved color purity and contrast characteristics.
Abstract:
Provided is an organic light emitting device including an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the cathode has a structure including a first metal layer and a second metal layer, or a structure including a first metal layer, a second metal layer, and one selected from the group consisting of an oxide layer, a nitride layer, and a nitric oxide layer, and wherein the cathode has low resistance.
Abstract:
A thin film transistor substrate and method of manufacturing a thin film transistor substrate through a 3-sheet mask process includes forming a first conductive film on a substrate; forming a gate line including a gate electrode using a first photoresist film pattern formed on the first conductive film through a first mask with a desired pattern formed thereon; sequentially forming a gate insulation film, an active layer, an ohmic contact layer, a second conductive film and a protection film on an entire surface of the substrate; forming an active region and a data line including source-drain electrodes using a second photoresist film pattern that has different thicknesses in predetermined regions and is formed on the protection film through a second mask with a desired pattern formed thereon; forming a contact hole by exposing a channel region of the active layer and partially exposing the source-drain electrodes using the second photoresist pattern; forming a third conductive film on the entire surface of the substrate; and forming a pixel electrode to be connected to the contact hole using a third photoresist film pattern formed on the third conductive film through a third mask with a desired pattern formed thereon. The present invention further provides a liquid crystal display having the same.
Abstract:
An organic light emitting display device, comprising: a first insulating layer formed on a substrate; a plurality of patterns formed on the first insulating layer, the patterns and the first insulating layer together forming a surface having a corrugated cross-section; a first electrode formed on the patterns and the first insulating layer, the first electrode having a thickness less than a height of the patterns; an organic light emitting layer formed on the first electrode in a light emitting region; and a second electrode formed on the organic light emitting layer. The light completely reflected by internal surfaces of the first and second electrodes is externally emitted due to a mode mismatch phenomenon in an edge portion of a pattern thereof, thereby increasing a light emission rate of the display device.
Abstract:
A display apparatus includes: a plurality of pixel blocks, each pixel block of the plurality of pixel blocks including a first pixel electrode connected to a first switching element and a second pixel electrode connected to a second switching element; gate lines which extend along a first direction and include a first gate line connected to the first switching element and a second gate line connected to the second switching element; and data lines which extend along a second direction intersecting the first direction. A gate voltage is applied to the first gate line before the second gate line, and the first pixel electrode of each of the pixel blocks displays a same color.
Abstract:
An electromagnetic linear actuator is disclosed that is capable of providing a large driving force adequately used for a high-voltage circuit breaker due to simplified structure and reduced manufacturing cost, the actuator comprising: stators each facing the other about an axle; a mover disposed with a moving core and a moving coil wrapping the moving core to magnetize the moving core during conduction, and capable of linearly and axially moving an interior of the stator; and permanent magnets, one facing the other, and fixedly mounted on both inner walls of the stator for providing a Lorentz force and reluctance force to the moving coil for movement when a current flows in the moving coil of the mover, and for providing a holding force to the mover for holding a position when the electric conduction to the moving coil of the mover is interrupted.
Abstract:
Provided is an organic light emitting diode including: a first electrode; a second electrode; an organic layer between the first electrode and the second electrode; and a luminous efficiency improvement layer disposed on a surface of the first electrode facing away from the organic layer or a surface of the second electrode facing away from the organic layer, wherein the luminous efficiency improvement layer includes a porphyrazin derivative, a phthalocyanine derivative, a naphthalocyanine derivative, or a combination of at least two compounds of the foregoing.
Abstract:
The invention is directed to an amine-based compound represented by Formula 1, an organic light emitting device with an organic film including the same, and a flat panel display device including the organic light emitting device.