Abstract:
An organic electroluminescent device and methodology of fabricating the same includes first and second substrates facing and spaced apart from each other, the first and second substrates having a display region and a peripheral region, the display region including a plurality of pixel regions and a dummy pixel region; driving thin film transistors respectively adjacent to each of the plurality of pixel regions on the inner surface of the first substrate; first connection electrodes respectively connected to the driving thin film transistors; a first electrode on an entire inner surface of the second substrate; a sidewall on the first electrode at a boundary of each of the plurality of pixel regions and the dummy pixel region; an organic electroluminescent layer on the first electrode; second electrodes on the organic electroluminescent layer so that a second electrode is present in each of the plurality of pixel regions and the dummy pixel region, respectively, the second electrodes in each of the plurality of pixel regions are respectively connected to the first connection electrodes; and a sealant attaching the first and second substrates.
Abstract:
The pixel circuit of an organic light emitting display includes a first transistor to a seventh transistor, a first capacitor, a second transistor and an organic light emitting diode. The first capacitor stores the data signal from the first, second and third transistors, and the second capacitor stores the threshold voltage of the fourth transistor from the fifth transistor. Voltages stored in the first and second capacitors are combined by the sixth transistor, and the fourth transistor generates a driving current corresponding to a combined voltage of the voltages stored in the first and second capacitor. The seventh transistor transmits the driving current and the organic light emitting diode emits light corresponding to the driving current.
Abstract:
A backlight unit and a display device using the same include a light-guiding plate having a plurality of grooves, a plurality of light-emitting lamps in the respective grooves of the light-guiding plate, and a light-diffusion sheet above the light-guiding plate and the lamps.
Abstract:
A method for forming a pattern of a liquid crystal display device is provided. The method includes providing a substrate having a layer to be patterned, providing a master substrate having an intaglio portion corresponding to a desired pattern, filling an organic material into the intaglio portion of the master substrate, placing the master substrate in contact with the substrate, hardening the organic material to produce a hardened organic film pattern, transferring the hardened organic film pattern onto a surface of the layer to be patterned by separating the master substrate from the substrate, and etching the layer to be patterned by using the organic film pattern as a mask.
Abstract:
A shift register having a plurality of stages for shifting a start pulse and outputting a shifted start pulse to a next stage, each of the plurality of stages includes a pull-up transistor controlled by a first node to apply a first clock signal to an output line, a first pull-down transistor controlled by a second node to apply a first driving voltage to the output line, a controller for controlling the first and second nodes, and a compensating capacitor connected between the first node and an input line of a second clock signal, the second clock signal being different from the first clock signal.
Abstract:
A display device composed of:(a) a cathode;(b) an anode;(c) a luminescent region between the cathode and the anode; and(d) an optional region adjacent to the cathode or the anode, wherein the device includes a plurality of metal-organic mixed layers disposed at one or more of the cathode, the anode, the luminescent region and the optional region, wherein each of the metal-organic mixed layers includes: (i) an inorganic metal containing material, and (ii) an organic material.
Abstract:
An active matrix organic electroluminescence display device and a method for manufacturing the same are disclosed. The active matrix organic electroluminescence display device includes a scan line in one direction, a data line substantially perpendicular to the scan line, a power line substantially parallel to the data line a distance from the data line, an electroluminescence device emitting light in a pixel region among the scan line, the data line and the power line, a switching transistor for switching a signal of the data line according to a signal of the scan line, and a driving transistor for applying a power supply of the power line to the electroluminescence device according to a signal applied through the switching transistor, the switching transistor or the driving transistor formed by a sequential lateral solidification (SLS) method.
Abstract:
A method and apparatus of driving a liquid crystal display device that is adaptive for preventing a deterioration of picture quality. More specifically, a method of driving a liquid crystal display includes dividing input data into most significant bit data and least significant bit data, delaying the most significant bit data for one frame period, and modulating the most significant bit data in accordance with a difference between the delayed most significant bit data and the current most significant bit data, wherein the modulated data have a data width not wider than that of the input data and not narrower than that of the most significant bit data.
Abstract:
An organic electroluminescent device includes: first and second substrates facing each other and spaced apart from each other, the first and second substrates having a central portion and a peripheral portion; an array layer on the first substrate, the array layer including a thin film transistor; an organic electroluminescent diode on the second substrate; a connection pattern between the first and second substrates, the connection pattern electrically connecting the thin film transistor and the organic electroluminescent diode; and a seal pattern in the peripheral portion, the seal pattern including a metallic material for attaching the first and second substrates.
Abstract:
There is disclosed a liquid crystal display device and a fabricating method thereof that reduce the number of processes and production cost. A liquid crystal display device and a fabricating method thereof according to an embodiment of the present invention forms a poly-silicon pattern by partially crystallizing an amorphous silicon, and simultaneously etches the amorphous silicon and the poly-silicon pattern, thereby removing the amorphous silicon and leaving the poly-silicon pattern on the substrate.