摘要:
A flexible flat panel display where nanoparticles are used for the active layer of the TFTs and the substrate is flexible and can be manufactured at room temperature, a flat panel display device having the same, a method of manufacturing a TFT, a method of manufacturing a flat panel display device, and a method of manufacturing a donor sheet. In making the TFTs in the display, a donor sheet is used to transfer the nanoparticles from the sheet to the substrate. The thin film transistor is placed on a substrate and includes a channel region which has at least one P-type or N-type nanoparticle arranged in a lengthwise direction, wherein the lengthwise direction of the P-type or N-type nanoparticles is parallel to a P-type or an N-type nanoparticle line partitioned off on the substrate.
摘要:
A white light emitting organic electroluminescent device and organic electroluminescent display having the same are provided. The organic electroluminescent device includes a first electrode, a second electrode, and an emission layer interposed between the first and second electrodes and having a fluorescence layer and a phosphorescence layer. Thereby, it is possible to obtain the white light emitting organic electroluminescent device having luminance yield improved.
摘要:
A photoconductive composition and a display device adopting a photoconductive layer formed of the composition. The photoconductive composition includes an electron donor, an electron acceptor, a charge transmitting substance, a binder, a surfactant and a solvent, and the photoconductive composition is characterized in that a 1,4-diphenyl-1-butene-3-yne derivative is used as the electron donor. The photoconductive composition has excellent sensitivity and thermal decomposition property. Thus, there are scarcely residues left after the sintering process, thereby effectively preventing deterioration in image quality of a display device.
摘要:
An organic light emitting display apparatus capable of preventing or reducing an IR drop and a decrease in a contrast ratio, and a method of manufacturing the same. The organic light emitting display apparatus includes: a substrate; a plurality of thin film transistors on the substrate; a plurality of organic light emitting diodes, each of the organic light emitting diodes including: a pixel electrode electrically connected to a corresponding one of the thin film transistors, a portion of an opposite electrode, the opposite electrode being above the substrate and covering all of the substrate, and an intermediate layer between the pixel electrode and the opposite electrode and comprising at least an organic light emitting layer; an opposite electrode bus line between adjacent pixel electrodes of the organic light emitting diodes on the opposite electrode of the organic light emitting diodes; and a black matrix surrounding the opposite electrode bus line.
摘要:
An organic thin film transistor (TFT) that allows an organic semiconductor layer to be easily patterned includes a gate electrode, source and drain electrodes insulated from the gate electrode, a self-assembly monolayer formed on the source and drain electrodes, an organic semiconductor layer which is insulated from the gate electrode and covers at least a portion of the self-assembly monolayer. A flat panel display apparatus includes the organic TFT. A method of manufacturing an organic TFT includes forming source and drain electrodes on a substrate; forming a self-assembly monolayer covering at least the source and drain electrodes; patterning the self-assembly monolayer to remove portions of the self-assembly monolayer that are not located on the source and drain electrodes; and forming an organic semiconductor layer by inkjet printing an organic semiconductor material between the source and drain electrodes.
摘要:
Provided is a method of manufacturing an organic light emitting display device in which a laser beam is used. The method includes forming an organic light emitting unit on a substrate; forming a sealing unit that seals the organic light emitting unit; forming an protective film which is opaque on the sealing unit to protect the organic light emitting unit or the sealing unit by blocking the transmission of the laser beam; forming an optical pattern on the opaque protective film using the laser beam; and forming a transparent film from the opaque protective film by oxidizing the opaque protective film.
摘要:
An organic light emitting diode (OLED) display is disclosed. In one embodiment, the display includes i) a substrate, ii) a driving circuit formed on the substrate, iii) an organic light emitting diode formed on the substrate and electrically connected to the driving circuit, iv) an encapsulation thin film formed on the driving circuit and organic light emitting diode and v) a spacer formed on the substrate and surrounding the encapsulation thin film.
摘要:
A thin film transistor having a transformed region that provides the same result as patterning a semiconductor layer, a flat panel display having the thin film transistor and a method for manufacturing the thin film transistor and the flat panel display are disclosed. The thin film structure includes a gate electrode, a source and a drain electrode, each insulated from the gate electrode and an organic semiconductor layer coupled to the source electrode and the drain electrode. The organic semiconductor layer includes the transformed region having a crystal structure distinguished from crystal structures of regions around the channel region.
摘要:
An organic EL device in which light-emitting efficiency, color purity and laser induced thermal imaging characteristics are improved by providing with an organic EL device comprising a first electrode, a hole transport layer, a light-emitting layer, and a second electrode, wherein the light-emitting layer uses a mixture of an optically active low molecular electric charge transport material and a high molecular light-emitting substance.
摘要:
A flat panel display capable of preventing a pixel circuit from electrically short-circuiting, and a method of manufacturing the flat panel display are disclosed. In one embodiment, the flat panel display includes an insulating film having an aperture, a pixel electrode having a portion exposed by the aperture of the insulating film, a conductor formed on the insulating film, and a capping layer covering the conductor. According to embodiments of the present invention, the conductor is formed from a conductive paste and the rough surface of the conductive paste is passivated by a capping layer formed on the conductor, and thus, a short circuit between the conductor and an opposing pixel electrode can be prevented.