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| 20100109013 | Thin film transistor, method of manufacturing the same, and organic light emitting diode display device including the same - A thin film transistor for an organic light emitting diode includes a substrate including a pixel portion and an interconnection portion, a buffer layer on the substrate, a gate electrode and a gate interconnection on the buffer layer, wherein the gate electrode is located at the pixel portion and the gate interconnection is located at the interconnection portion, a gate insulating layer on the substrate, a semiconductor layer on the gate electrode, source and drain electrodes electrically connected to the semiconductor layer, and a metal pattern on the gate interconnection. | 05-06-2010 |
| 20110139611 | Apparatus for Fabricating Thin Film Transistor - In an apparatus for fabricating a thin film transistor, amorphous silicon is deposited on a substrate in a first multi-chamber and is crystallized into polycrystalline silicon without using a separate process chamber or multi-chamber, and the substrate deposited with the amorphous silicon is loaded into a second multi-chamber for forming electrodes, thereby making it possible to minimize a characteristic deviation and improve fabrication process efficiency. The apparatus includes a first multi-chamber in which amorphous silicon is deposited on a substrate, a second multi-chamber in which electrodes are formed on the substrate, and a loading/unloading chamber interposed between the first multi-chamber and the second multi-chamber. The loading/unloading chamber includes a substrate holder on a lower side thereof and a power voltage supplier on an upper side thereof. | 06-16-2011 |
| 20110139767 | AMRPHOUS SILICON CRYSTALLIZATION APPARATUS - Provided is an amorphous silicon (a-Si) crystallization apparatus for crystallizing a-Si into polysilicon (poly-Si), and more particularly, to an a-Si crystallization apparatus for crystallizing a-Si into poly-Si by applying a certain power voltage to a conductive thin film disposed on a substrate including an a-Si layer to generate joule heat, wherein the a-Si formed on the substrate can be crystallized using the same equipment regardless of the size of the substrate. The a-Si crystallization apparatus includes a process chamber, a substrate holder disposed at a lower part of the process chamber, a power voltage application part disposed at an upper part of the process chamber and including a first electrode and a second electrode having a polarity different from the first electrode, and a controller for adjusting a distance between the first and second electrode. | 06-16-2011 |
| 20120097966 | Thin Film Transistor, Organic Light Emitting Diode (OLED) Display Including the Same, and Manufacturing Methods of Them - The present invention relates generally to a thin film transistor, an organic light emitting diode (OLED) display including the same, and manufacturing methods of them. The thin film transistor comprises: a substrate; a gate electrode disposed on the substrate; a gate insulating layer disposed on the gate electrode; a semiconductor layer disposed on the gate insulating layer; an inter layer dielectric disposed on the entire surface of the substrate; and source and drain electrodes disposed on the inter layer dielectric and connected to the semiconductor layer, and in which the gate electrode is disposed so as to correspond to the entire surface of the semiconductor layer, and a manufacturing method thereof. The organic light emitting diode (OLED) display comprises the elements of the thin film transistor described above, and also includes an insulating film disposed on the entire surface of the substrate, and a first electrode, an organic layer, and a second electrode disposed on the insulating film, the first electrode being electrically connected to any one of the source and drain electrodes, and the gate electrode is disposed so as to correspond to the entire surface of the semiconductor layer. | 04-26-2012 |
| 20120184074 | METHOD OF MANUFACTURING THIN FILM TRANSISTOR - A thin film transistor for an organic light emitting diode includes a substrate including a pixel portion and an interconnection portion, a buffer layer on the substrate, a gate electrode and a gate interconnection on the buffer layer, wherein the gate electrode is located at the pixel portion and the gate interconnection is located at the interconnection portion, a gate insulating layer on the substrate, a semiconductor layer on the gate electrode, source and drain electrodes electrically connected to the semiconductor layer, and a metal pattern on the gate interconnection. | 07-19-2012 |
| 20120312802 | SEALANT CURING APPARATUS - A sealant curing apparatus is disclosed. In one embodiment, the apparatus includes a processing object panel, a panel supporting unit supporting the processing object panel and a voltage applying unit including a first electrode and a second electrode positioned on the panel supporting unit via the processing object panel interposed therebetween and having different polarities. The processing object panel includes: i) a conductive layer pattern including a heating unit that includes a lattice (grid) pattern, a connecting unit coupled to the first electrode and the second electrode, and a coupling unit connecting the heating unit and the connecting unit and ii) a sealant formed according to the heating unit. | 12-13-2012 |
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| 20110193852 | LIQUID CRYSTAL DISPLAY AND METHOD OF DRIVING THE SAME - There is provided a liquid crystal display for minimizing power consumption. The liquid crystal display includes transmission regions formed in a liquid crystal panel in units of horizontal lines, reflection regions positioned between the transmission regions, first sub pixels formed in the transmission regions, and second sub pixels formed in the reflection regions. A total number of the second sub pixels is smaller than a total number of the first sub pixels. | 08-11-2011 |
| 20110234564 | LIQUID CRYSTAL DISPLAY AND METHOD OF OPERATING THE SAME - A liquid crystal display (LCD) is disclosed. The LCD has improved display quality and/or power consumption because current leakage in the pixels is effectively reduced. | 09-29-2011 |
| 20120105752 | LIQUID CRYSTAL DISPLAY WITH INTEGRATED TOUCH SCREEN PANEL AND DRIVING METHOD THEREOF - A liquid crystal display (LCD) with an integrated touch screen panel includes a plurality of pixels connected to a plurality of data lines and a plurality of gate lines, the gate lines being divided into a plurality of groups, a plurality of sensing electrodes, a plurality of common electrodes divided into a plurality of groups, a common electrode driver configured to simultaneously supply a driving signal to common electrodes within each group of the plurality of groups of the common electrodes, and to sequentially supply the driving signal to the plurality of groups of the common electrodes, and a gate driver configured to sequentially supply a gate signal to gate lines within each of the plurality of group of the gate lines. | 05-03-2012 |
| 20120113339 | Liquid crystal display with integrated touch screen panel - An LCD with an integrated touch screen panel includes a first substrate having a plurality of pixels formed thereon, wherein each pixel of the plurality of pixels is provided with a thin film transistor and a pixel electrode. A second substrate facing the first substrate, having a plurality of common electrodes formed inside thereof. The plurality of common electrodes is arranged in a first direction to correspond to the plurality of pixels. A plurality of sensing electrodes is outside of the second substrate and arranged in a second direction intersecting the first direction. A liquid crystal layer is between the first and the second substrates. A common electrode driver sequentially supplies a driving signal to the common electrodes and supplies a compensation signal having a phase opposite to the driving signal to the common electrodes. | 05-10-2012 |
| 20120154345 | Method and Apparatus for Driving Liquid Crystal Display - The present invention provides a liquid crystal display (LCD) device with reduced response time with respect to input frame data. The present invention also provides an LCD device for performing pre-tilt driving and over-drive driving using only two frame memories. According to the present invention, a method of driving a liquid crystal display (LCD) device comprises generating pre-tilt data with respect to a current frame by using previous frame data and current frame data, generating over-drive data with respect to the current frame by using the previous frame data and the current frame data, displaying the pre-tilt data with respect to the current frame, and displaying the over-drive data with respect to the current frame. | 06-21-2012 |
| 20130249884 | GATE DRIVING CIRCUIT AND DISPLAY APPARATUS USING THE SAME - A gate driving circuit includes a plurality of stages, each stage including an input unit to determine a level of voltage to input to a first node based on the first and second input signals and the first clock signal that is input according to the level of the voltage input to the first node and a first gate-off voltage that is input in response to the second clock signal, a second driving unit outputting the gate signals based on the third clock signal input according to the voltage input to the first node and a second gate-off voltage input in response to the second clock signal, and a leakage blocking unit blocking leakage current of a transistor by maintaining a level of voltage input to a third node connected to the first node via at least one transistor. | 09-26-2013 |
| 20140146028 | PIXEL, DISPLAY DEVICE COMPRISING THE PIXEL AND DRIVING METHOD OF THE DISPLAY DEVICE - A pixel, a display device including the same, and a driving method thereof. The display device includes: a data driver transmitting data signals; a scan driver generating and transmitting scan signals; a display panel including pixels, each emitting light with a driving current according to the data signals; a compensation signal unit generating and transmitting a compensation control signal for controlling simultaneous transmission of a predetermined bias voltage to each of the pixels before a data voltage according to the data signals is applied to each of the pixels; a power controller controlling voltage levels of the first power source voltage and the second power source voltage and supplying the level-controlled first and second power source voltages; and a timing controller generating the data signals by processing an external image signal and generating a plurality of driving control signals. | 05-29-2014 |
| 20140292624 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - An organic light emitting display device includes: pixels at crossing regions of data lines and scan lines, each of the pixels including an organic light emitting diode (OLED); a scan driver configured to drive the scan lines; a data driver configured to drive the data lines; a control line driving unit configured to drive control lines; and a compensation unit configured to extract at least one of deterioration information of the OLED or threshold voltage information of a driving transistor from at least one of the pixels during a sensing period. The data driver is further configured to supply a same first data signal to each of the pixels other than the at least one of the pixels in the sensing period. | 10-02-2014 |
| 20140354713 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device, including pixels positioned at crossing regions of scan lines and data lines and a bias voltage supply configured to supply bias voltages to the pixels. Each of the pixels includes an organic light emitting diode (OLED), a first transistor coupled between a first power supply and the OLED and driven in a saturation region by a corresponding one of the bias voltages to supply a set current to the OLED, a second transistor coupled between the first power supply and the OLED and driven in a linear region by a data signal supplied from a corresponding one of the data lines to turn on or off, and a second capacitor coupled between a gate electrode of the first transistor and the first power supply. | 12-04-2014 |
| 20140375533 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND DRIVING METHOD THEREOF - An organic light emitting display including pixels, a scan driver, a data driver, a control line driver, and a compensation unit. The pixels are positioned in an area defined by data lines, scan lines, and control lines, and each includes an organic light emitting diode. The scan driver drives the scan lines. The data driver drives the data lines. The control line driver drives the control lines. The compensation unit extracts threshold voltage information of a driving transistor included in each pixel during a sensing period. In the organic light emitting display, the compensation unit supplies a preset voltage to a gate electrode of the driving transistor so that a second current flows during the sensing period, and supplies a reference voltage to a drain electrode of the driving transistor during the period in which the second current flows. | 12-25-2014 |
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| 20110122330 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF FABRICATION FOR THE SAME - A liquid crystal display device is disclosed. The device includes: a first substrate, a thin film transistor formed in a first, non-transmissive region on the first substrate, including a gate electrode, a source electrode and a drain electrode, and a storage capacitor formed in a second, transmissive region on the first substrate, where a first electrode and a second electrode of the storage capacitor are made of a transparent conductive material | 05-26-2011 |
| 20110297941 | FLAT PANEL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A flat panel display device having increased capacitance and a method of manufacturing the flat panel display device are provided. A flat panel display device includes: a plurality of pixel areas, each located at a crossing region of a gate line, a data line, and a common voltage line; a thin film transistor (TFT) located at a region where the gate line and the data line cross each other, the TFT including a gate electrode, a source electrode, and a drain electrode; and a storage capacitor located at a region where the common voltage line and the drain electrode cross each other, the storage capacitor including first, second, and a third storage electrodes. | 12-08-2011 |
| 20110297945 | FLAT PANEL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a flat panel display device includes: forming a semiconductor layer of a thin film transistor (TFT) on a substrate; forming a gate electrode on the semiconductor layer with a gate insulating layer between the gate electrode and the semiconductor layer, and doping source and drain regions of the semiconductor layer with ion impurities; sequentially forming a first conductive layer, a first insulating layer, and a second conductive layer, and forming a capacitor at a distance away from the TFT by patterning the first conductive layer, the first insulating layer, and the second conductive layer; forming a second insulating layer, and forming contact holes passing through the second insulating layer, the contact holes exposing portions of the source and drain regions and the second conductive layer; and forming source and drain electrodes that respectively contact the source and drain regions and the second conductive layer through the contact holes. | 12-08-2011 |
| 20110299002 | COLOR FILTER DISPLAY PANEL AND FLAT PANEL DISPLAY INCLUDING THE SAME - A color filter display plate includes a substrate, a light blocking member on the substrate, a color filter on the substrate, a covering layer covering the light blocking member and the color filter, a common electrode on the covering layer, a plurality of support members on the common electrode at locations corresponding to the light blocking member, and a main column spacer, a middle column spacer, and an auxiliary column spacer, each of which is on a corresponding one of the support members, the column spacers having different heights and area ratios. | 12-08-2011 |
| 20120105407 | METHOD OF DRIVING A DISPLAY PANEL, AND DISPLAY DEVICE FOR PERFORMING THE METHOD - A method of driving a display panel includes sequentially applying a gate signal to a plurality of gate lines of the display panel during each frame period of a plurality of frame periods, applying data voltages to a plurality of data lines of the display panel, and applying a common voltage to the display panel, a polarity of the common voltage being inverted periodically and asynchronously with a frame period of the frame periods. | 05-03-2012 |
| 20120162050 | Flat panel display apparatus - A flat panel display apparatus includes a first pixel region on a substrate and defined by an intersection between a first gate line and a data line. The first pixel region includes a first transistor and a first capacitor and is covered by a first pixel electrode. The apparatus includes a second pixel region adjacent to the first pixel region and defined by an intersection between a second gate line and the data line. The second pixel region is covered by a second pixel electrode. The first gate line is positioned between the first pixel electrode and the second pixel electrode. A second capacitor is in the second pixel region, and the second capacitor includes a first transparent conductive layer and a second transparent conductive layer. A transparent shielding portion extends from the second transparent conductive layer of the second capacitor toward the first pixel region to overlap with the first gate line. | 06-28-2012 |
| 20120326151 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device includes: an insulating substrate comprising a first region and a second region; a thin-film transistor (TFT) formed on the first region comprising a gate electrode, a source electrode, and a drain electrode; and a storage capacitor formed on the second region, wherein the storage capacitor comprises a first electrode, a second electrode and a first interlayer insulating film, where the first and second electrodes face each other and are made of a transparent conductive material, wherein the interlayer insulating film is interposed between the first electrode and the second electrode, and wherein the first electrode is formed on the entire surface of the first substrate as one body and receives a common voltage, and the second electrode is electrically connected to the drain electrode. | 12-27-2012 |
| 20130001565 | DISPLAY DEVICES AND METHODS OF MANUFACTURING DISPLAY DEVICES - A display device includes a gate line, a switching device, a first electrode, an organic light emitting structure and a second electrode. The gate line may include a first conductive layer pattern and a second conductive layer pattern. The first conductive layer pattern may extend along a first direction and the second conductive layer pattern may extend along a second direction. The switching device may be connected to the gate line. The first electrode may be electrically connected to the switching device. The organic light emitting structure may be disposed on the first electrode. The second electrode may be disposed on the organic light emitting structure. | 01-03-2013 |
| 20140117340 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode display device includes a substrate including a pixel portion and a peripheral portion, a semiconductor layer including a pixel switching semiconductor layer and a driving semiconductor layer formed on the pixel portion, and a peripheral switching semiconductor layer formed on the peripheral portion. A first gate insulating layer is formed on the semiconductor layer. A peripheral switching gate electrode is formed on the first gate insulating layer of the peripheral portion, and a pixel switching gate electrode and a driving gate electrode are formed on the first gate insulating layer of the pixel portion. A length of a peripheral switching low concentration doping region formed in the peripheral switching semiconductor layer may be larger than a length of a pixel switching low concentration doping region and a driving low concentration doping region formed in the pixel switching semiconductor layer and the driving semiconductor layer, respectively. | 05-01-2014 |
| 20140118232 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode display includes a pixel portion displaying an image and a peripheral portion surrounding the pixel portion, a semiconductor layer including a pixel switching semiconductor layer on the pixel portion on the substrate, a being driving semiconductor layer, and a peripheral switching semiconductor layer on the peripheral portion, a first gate insulating layer on the semiconductor layer, a peripheral switching gate electrode on the first gate insulating layer of the peripheral portion, a second gate insulating layer covering the peripheral switching gate electrode and the first gate insulating layer, a pixel switching gate electrode and a driving gate electrode on the second gate insulating layer of the pixel portion, and a third gate insulating layer covering the pixel switching gate electrode, the driving gate electrode, and the second gate insulating layer. | 05-01-2014 |
| 20140141574 | FLAT PANEL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A flat panel display device having increased capacitance and a method of manufacturing the flat panel display device are provided. A flat panel display device includes: a plurality of pixel areas, each located at a crossing region of a gate line, a data line, and a common voltage line; a thin film transistor (TFT) located at a region where the gate line and the data line cross each other, the TFT including a gate electrode, a source electrode, and a drain electrode; and a storage capacitor located at a region where the common voltage line and the drain electrode cross each other, the storage capacitor including first, second, and a third storage electrodes. | 05-22-2014 |
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| 20100020051 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - A method of driving an organic light emitting display device including a plurality of pixels during a frame including subframes includes: representing gray levels by utilizing some of the subframes of the frame prior to degradation of an organic light emitting diode of each of the plurality of pixels; and compensating for the degradation of the organic light emitting diodes by changing the utilized subframes to increase a portion of the frame utilized by the plurality of pixels to represent the gray levels. | 01-28-2010 |
| 20110012819 | CURRENT GENERATOR AND ORGANIC LIGHT EMITTING DISPLAY USING THE SAME - A current generator for supplying or sinking current to/from pixels. The current generator includes a variable power source, a first amplifier having a first input terminal coupled to the variable power source, a sensing resistor coupled between an output terminal of the first amplifier and an external terminal of the current generator, and a second amplifier having a first input terminal and a second input terminal coupled to respective ends of the sensing resistor and an output terminal coupled to a second input terminal of the first amplifier. | 01-20-2011 |
| 20110291115 | ORGANIC LIGHT EMITTING DISPLAY - An organic light emitting display having first pixel power source lines receiving a pixel driving voltage from first power supply sources and second pixel power source lines arranged between the first pixel power source lines and receiving a pixel driving voltage from second power supply sources, the light emitting diode of each of a plurality of pixels included in an image display unit is divided into two, and the divided light emitting diodes are coupled to the different pixel power source lines so that brightness non-uniformity of the image display unit caused by the IR drops of the pixel power source lines is reduced or prevented. | 12-01-2011 |
| 20110292006 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes a scan driver transmitting a plurality of scan signals to a plurality of scan lines, a data driver transmitting a plurality of data signals to a plurality of data lines, a display unit including a plurality of pixels connected to corresponding scan lines and corresponding data lines, and respectively receiving the corresponding data signal when the plurality of pixels are selected with the corresponding scan signal, and a timing controller controlling the scan driver and the data driver, dividing one frame period into a first viewpoint image display period, a second viewpoint image display period, and a black image display period, and generating image data signals corresponding to the first viewpoint image display period, the second viewpoint image display period, and the black image display period, and supplying the respective image data signals to the data driver, wherein the black image display period is shorter than the first viewpoint image display period and the second viewpoint image display period, and the image data signal corresponding to the black image display period is a black image data signal controlling the plurality of pixels not to emit light. | 12-01-2011 |
| 20110296262 | Scan driver and display device using the same - A scan driver includes a first decoder generating a plurality of output signals through a plurality of first logic gates, and a second decoder including a plurality of first logic circuits connected to a first terminal of a plurality of scan lines and a plurality of second logic circuits connected to a second terminal of the plurality of scan lines. The plurality of first logic circuits supply a source current to a corresponding scan line according to the corresponding output signal among the plurality of output signals. The plurality of second logic circuits sinks a sink current to the corresponding scan line according to the corresponding output signal among the plurality of output signals. | 12-01-2011 |
| 20110310076 | ORGANIC LIGHT EMITTING DISPLAY AND POWER SUPPLY FOR THE SAME - An organic light emitting diode (OLED) display including: a display unit including pixels; and a power supply unit including: an output terminal; a reference terminal having an insulated output; and a bias circuit generating a first power source voltage from a received input voltage and supplying a second power source voltage to the reference terminal wherein the first power source voltage and the second power source voltage are voltages driving the plurality of pixels, wherein the bias circuit supplies the second power source voltage to the reference terminal and the plurality of pixels and is referenced to a ground voltage, and wherein a current flowing to the pixels flows to the reference terminal. In the OLED display, one power supply may be used as a power supply powering electroluminescence (EL), and thereby a cost of the OLED display may be reduced and a power efficiency may be improved. | 12-22-2011 |
| 20120056916 | Display device and driving method thereof - A display device includes: a display unit including a plurality of pixels connected to a plurality of scan lines and a plurality of data lines and emitting light according to corresponding image data; a dummy pixel connected to a dummy scan line and a dummy data line; and a compensation image data generator calculating a compensation amount according to an accumulation light emitting time of the first organic light emitting element to detect the compensation amount corresponding to each accumulation light emitting time of a plurality of second organic light emitting elements of the plurality of pixels by using a decreasing amount of luminance corresponding a resistance of a first organic light emitting element according to an accumulation light emitting time of the first organic light emitting element of the dummy pixel, and compensating the corresponding image data according to the detected compensation amount. | 03-08-2012 |
| 20120062623 | ORGANIC LIGHT EMITTING DISPLAY AND METHOD OF DRIVING THE SAME - A method of driving an organic light emitting display in which a frame is divided into a plurality of sub frames, includes: storing a plurality of bit change values corresponding to emission times in a plurality of lookup tables; selecting one of the lookup tables from among the plurality of lookup tables; measuring and storing emission times of pixels included in the organic light emitting display; extracting one of the bit change values from the selected lookup table corresponding to the emission time of one of the pixels when first data to be supplied to the one of the pixels is input; and changing a bit value of the first data to generate second data to be supplied to the one of the pixels utilizing the extracted bit change value. | 03-15-2012 |
| 20120154259 | PULSE GENERATOR AND ORGANIC LIGHT EMITTING DISPLAY USING THE SAME - A pulse generator that is capable of improving (e.g., increasing) the rising and falling speeds of its pulses. The pulse generator includes a third switch and a first diode serially coupled between a first power source and a data line; a fourth switch and a second diode serially coupled between the data line and a second power source configured to have a voltage lower than that of the first power source; a pulse controller for increasing a voltage of the data line to a voltage higher than that of the first power source or for reducing the voltage of the data line to a voltage lower than that of the second power source; and a first capacitor coupled between the pulse controller and the data line. | 06-21-2012 |
| 20120162176 | PIXEL AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE SAME - A pixel and an organic light emitting diode (OLED) display device including the same are disclosed. The pixel includes an organic light emitting diode and an inverse voltage transistor positioned between an anode of the organic light emitting diode and a reverse bias power source, and configured to transmit the inverse voltage to the organic light emitting diode (OLED). | 06-28-2012 |
| 20120168778 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An OLED display includes a substrate, a first electrode on the substrate, an organic emission layer on the first electrode, a second electrode on the organic emission layer, an insulating layer substantially covering the second electrode and having an opening that exposes a center portion of the second electrode, and a power supply electrically coupled with the second electrode through the opening of the insulating layer and configured to supply power to the second electrode. | 07-05-2012 |
| 20120212516 | DEGRADATION COMPENSATION UNIT, LIGHT-EMITTING APPARATUS INCLUDING THE SAME, AND METHOD OF COMPENSATING FOR DEGRADATION OF LIGHT-EMITTING APPARATUS - A degradation compensation unit including a first operation unit receiving downscaled gray data of each pixel for one frame at set or predetermined intervals and calculating a degradation time of each pixel corresponding to the downscaled gray data; an accumulation operation unit receiving the degradation time of each pixel from the first operation unit and calculating an accumulated degradation time of each pixel by accumulating the degradation time of each pixel; a weight calculation unit receiving the accumulated degradation time of each pixel from the accumulation operation unit and calculating a degradation compensation weight for each pixel based on the accumulated degradation time of each pixel; and a second operation unit producing compensated gray data for each pixel corresponding to the degradation compensation weight for each pixel, which is received from the weight calculation unit, and providing the compensated gray data for each pixel to a data driver. | 08-23-2012 |
| 20130258466 | STEREOSCOPIC IMAGE DISPLAY DEVICE AND DRIVING METHOD THEREOF - A stereoscopic image display device includes: a scan driver for transmitting scan signals to scan lines; a data driver for transmitting data signals to data lines; a display unit including pixels and configured to receive a corresponding data signal when a corresponding scan signal is transmitted to the pixels; a power supply controller for supplying a driving voltage to drive the pixels; and a controller for controlling the scan driver, the data driver, and the power supply controller, for generating an image data signal corresponding to each period of a plurality of periods, and for supplying the corresponding image data signal to the data driver. The power supply controller controls the driving voltage to block light emitting during a first view point image non-light emitting period and a second view point image non-light emitting period. | 10-03-2013 |
| 20130314385 | METHOD OF DIGITAL-DRIVING AN ORGANIC LIGHT EMITTING DISPLAY DEVICE - A method of digital-driving an organic light emitting display device, which divides one frame into a plurality of sub-frames and displays one frame by displaying the plurality of sub-frames, is provided. In the method, a sub-frame emission order for odd scan-lines is set to be a first order, a sub-frame emission order for even scan-lines is set to be the first order, a scan direction for the odd scan-lines is set to be a first direction, a scan direction for the even scan-lines is set to be a second direction with the second direction being opposite of the first direction, each sub-frame scan timing of the odd scan-lines is shifted by a first time, and each sub-frame scan timing of the even scan-lines is shifted by a second time. | 11-28-2013 |
| 20130314456 | METHOD OF DIGITAL-DRIVING AN ORGANIC LIGHT EMITTING DISPLAY DEVICE - A method of digital-driving an organic light emitting display device, which divides one frame into a plurality of sub-frames, is provided. In this method, a total number of scan operations, which are to be performed during the frame, is calculated based on a number of scan-lines and a number of the sub-frames, an emission time of each of the sub-frames is set based on a gray level maximum value and the total number of the scan operations, the emission times of the sub-frames are modified by permitting errors to the emission times of the sub-frames to control a sum of the emission times of the sub-frames to be equal to the total number of the scan operations, and each sub-frame scan timing of the scan-lines is sequentially shifted by N horizontal scan intervals, where N is the number of the sub-frames. | 11-28-2013 |
| 20140168038 | PIXEL CIRCUIT AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME - A pixel circuit and organic light emitting display device using the pixel circuit are disclosed. One aspect of the pixel circuit includes an organic light emitting diode, a switching transistor configured to transfer a data signal in response to a scan signal, a storage capacitor configured to store the data signal transferred through the switching transistor, an amplifying unit configured to amplify the data signal stored in the storage capacitor to generate an amplified signal having a swing range greater than a swing range of the data signal, and a driving transistor configured to drive the organic light emitting diode in response to the amplified signal. | 06-19-2014 |
| 20140292822 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display includes a display unit including first pixels emitting first color light, second pixels emitting second color light, and third pixels emitting third color light, and a power source voltage supplier supplying a driving voltage to the respective pixels of the display unit. The display further includes a first voltage wire transferring the driving voltage to the first pixels, a second voltage wire transferring the driving voltage to the second pixels, and a third voltage wire transferring the driving voltage to the third pixels. The first, second and third voltage wires being provided in a first layer. The display includes auxiliary voltage wires provided in a second layer different from the first layer. Contact areas between the first, second and third voltage wire and the auxiliary voltage wires are different from each other. | 10-02-2014 |
| 20140313108 | SCAN DRIVER AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME - A scan driver including a plurality of scan driving circuit units for outputting scan signals and a buffer unit for receiving a control signal input to a first scan driving circuit unit of the plurality of scan driving circuit units to output the received control signal to a second scan driving circuit unit of the plurality of scan driving circuit units. | 10-23-2014 |
| 20140354698 | SELF-LIGHTING DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - The self-lighting subpixels of a display device are ones whose output luminances are functions of analog drive voltages applied to the subpixels and corresponding digital grayscale command signals used for controlling the subpixels. The display device generates corresponding analog dimming values and digital dimming values in accordance with supplied current limiting parameters and generates control value signals using the analog dimming values and the digital dimming values. It also changes the original grayscale digital data values of input video signals of one frame in accordance with the digital dimming values. | 12-04-2014 |
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| 20090289258 | Thin film transistor, method of fabricating the same, and organic light emitting diode display device including the same - A thin film transistor, a method of fabricating the same, and an organic light emitting diode display device including the same, which allow a size of a grain of a channel region to be increased, can effectively protect the channel region of a semiconductor layer at the time of etching process, and can reduce processing cost. The thin film transistor includes a substrate, a gate electrode disposed on the substrate, a gate insulating layer disposed on the gate electrode, a semiconductor layer pattern disposed on the gate insulating layer and including a channel region, a source region and a drain region, an etch stop layer pattern disposed on the channel region of the semiconductor layer pattern and having a thickness of 20 to 60nm, and source and drain electrodes disposed on the source and drain regions of the semiconductor layer pattern, respectively. | 11-26-2009 |
| 20090315034 | Thin Film Transistor (TFT), method of fabricating the TFT, and Organic Light Emitting Diode (OLED) display including the TFT - A Thin Film Transistor (TFT) includes: a substrate, a buffer layer arranged on the substrate, a gate electrode arranged on the buffer layer, a gate insulating layer arranged on the gate electrode, a semiconductor layer arranged on the gate insulating layer to correspond to the gate electrode, a heat transfer sacrificial layer arranged on the semiconductor layer, and source and drain electrodes connected to the semiconductor layer. A method of fabricating the TFT and a method of fabricating an Organic Light Emitting Diode (OLED) display having the TFT is also provided. | 12-24-2009 |
| 20100176394 | Thin film transistor and flat panel display device having the same - An oxide semiconductor thin film transistor and a flat panel display device incorporating the same oxide semiconductor thin film transistor. The thin film transistor includes a gate electrode formed on the substrate, a gate insulating layer formed on the substrate and covering the gate electrode, an oxide semiconductor layer formed on the gate insulating layer and covering the gate electrode, a titanium layer formed in a source region and a drain region of the oxide semiconductor layer, and source and drain electrodes respectively coupled to the source region and the drain region through the titanium layer and made of copper. The titanium layer reduces the contact resistance between the source and drain electrodes made of copper and the oxide semiconductor layer, forms a stable interface junction therebetween, and blocks a diffusion of copper. | 07-15-2010 |
| 20110095274 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display device, which may be configured to prevent moisture or oxygen from penetrating the organic light-emitting display device from the outside is disclosed. An organic light-emitting display device, which is easily applied to a large display device and/or may be easily mass produced is further disclosed. Additionally disclosed is a method of manufacturing an organic light-emitting display device. An organic light-emitting display device may include, for example, a thin-film transistor (TFT) including a gate electrode, an active layer insulated from the gate electrode, source and drain electrodes insulated from the gate electrode and contacting the active layer and an insulating layer disposed between the source and drain electrodes and the active layer; and an organic light-emitting diode electrically connected to the TFT. The insulating layer may include, for example, a first insulating layer contacting the active layer; and a second insulating layer formed of a metal oxide and disposed on the first insulating layer. | 04-28-2011 |
| 20110108831 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting display device and a method of manufacturing the device are disclosed. The method includes forming a layer over an oxide semiconductor layer to protect the oxide semiconductor layer from damage as further layers are formed and etched. | 05-12-2011 |
| 20110114957 | THIN FILM TRANSISTOR AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS - A thin film transistor (TFT) and an organic light emitting display apparatus are provided. The TFT includes: a substrate; a gate electrode on the substrate; an active layer insulated from the gate electrode; source/drain electrodes electrically connected to the active layer; a first insulating film on the source/drain electrodes; a light blocking layer on the first insulating film; and a second insulating film on the light blocking layer. | 05-19-2011 |
| 20110198584 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE - An organic light-emitting display device including: a gate electrode formed on a substrate; a first insulating layer formed on the gate electrode; an active layer formed on the first insulating layer, facing the gate electrode; a second insulating layer formed on the first insulating layer, having first openings to expose the active layer; source/drain electrodes formed on the second insulating layer, so as to be connected to exposed portions of the active layer through the first openings; and a metal layer formed on the active layer and contacting the second insulating layer. | 08-18-2011 |
| 20110297948 | ORGANIC LIGHT-EMITTING DISPLAY - An organic light-emitting display is disclosed. In one embodiment, the display includes i) a substrate, ii) a thin film transistor formed on the substrate, and comprising i) a gate electrode, ii) an active layer electrically insulated from the gate electrode, and iii) source and drain electrodes that are electrically connected to the active layer and iii) a first electrode electrically connected to the thin film transistor. The display further includes an intermediate layer formed on the first electrode and comprising an organic emission layer and a second electrode formed on the intermediate layer, wherein the source electrode or the drain electrode has an optical blocking portion extending in the direction of substrate thickness. | 12-08-2011 |
| 20120256176 | THIN FILM TRANSISTOR, ORGANIC LUMINESCENCE DISPLAY INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE ORGANIC LUMINESCENCE DISPLAY - A thin film transistor (TFT) including a substrate; a gate electrode formed over the substrate, an active layer insulated from the gate electrode by using a gate insulation film; an etch stop layer which is formed over the active layer and includes first and second holes for exposing the active layer; a first electrode; and a second electrode including a first part and a second part. The first part is formed over the etch stop layer, and the second part is received in the second hole, contacts the active layer directly, and connects the first part to the active layer. At least one portion of the first part of the second electrode overlaps with the gate electrode. The second part of the second electrode does not overlap with and is separated from the gate electrode. | 10-11-2012 |
| 20130109119 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME | 05-02-2013 |
| 20130277660 | THIN FILM TRANSISTOR AND FLAT PANEL DISPLAY DEVICE HAVING THE SAME - An oxide semiconductor thin film transistor and a flat panel display device incorporating the same oxide semiconductor thin film transistor. The thin film transistor includes a gate electrode formed on the substrate, a gate insulating layer formed on the substrate and covering the gate electrode, an oxide semiconductor layer formed on the gate insulating layer and covering the gate electrode, a titanium layer formed in a source region and a drain region of the oxide semiconductor layer, and source and drain electrodes respectively coupled to the source region and the drain region through the titanium layer and made of copper. The titanium layer reduces the contact resistance between the source and drain electrodes made of copper and the oxide semiconductor layer, forms a stable interface junction therebetween, and blocks a diffusion of copper. | 10-24-2013 |
| 20130341614 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display device, which may be configured to prevent moisture or oxygen from penetrating the organic light-emitting display device from the outside is disclosed. An organic light-emitting display device, which is easily applied to a large display device and/or may be easily mass produced is further disclosed. Additionally disclosed is a method of manufacturing an organic light-emitting display device. An organic light-emitting display device may include, for example, a thin-film transistor (TFT) including a gate electrode, an active layer insulated from the gate electrode, source and drain electrodes insulated from the gate electrode and contacting the active layer and an insulating layer disposed between the source and drain electrodes and the active layer; and an organic light-emitting diode electrically connected to the TFT. The insulating layer may include, for example, a first insulating layer contacting the active layer; and a second insulating layer formed of a metal oxide and disposed on the first insulating layer. | 12-26-2013 |
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| 20110170035 | BACKLIGHT UNIT AND DISPLAY MODULE EMPLOYING THE BACKLIGHT UNIT - A backlight unit and a display module employing the backlight unit, the backlight unit including a light guide panel for guiding light to a display apparatus for displaying an image; and a plurality of light source devices arranged in a side portion of the light guide panel, wherein the plurality of light source devices are electrically connected to each other by connecting units having conductivity. The display module may be further slimmed since the limitation due to the thickness of a light source device circuit board is eliminated. | 07-14-2011 |
| 20110194049 | Backlight assembly and liquid crystal display including the same - A backlight assembly includes a light source, a light guide plate configured to receive and diffuse light emitted from the light source, and a mold frame including a central opening part configured to receive the light guide plate, an attachment opening part adjacent to the central opening part, the attachment opening part being configured to receive the light source, and a protrusion in the attachment opening part, the protrusion contacting the light source in the attachment opening. | 08-11-2011 |
| 20120075838 | DISPLAY DEVICE - A display device is disclosed. In one embodiment, the device includes i) a display unit configured to display an image and ii) a window protector installed in front of the display unit and connected to the display unit through an adhesive, wherein the window protector comprises a surface which faces the display unit, wherein at least a portion of the surface is inclined with respect to the remaining portion of the surface and iii) a light-shielding film formed on at least the inclined surface. In one embodiment, a height difference is not generated due to the forming of the light-shielding film by forming the inclined surface on the window protector and forming the light-shielding film on one surface of the window protector including the inclined surface. Consequently, even when the adhesive disposed between the display unit and the window protector is overlapped at the light-shielding film, adhesion of the adhesive is improved since bubbles are not formed in the adhesive. | 03-29-2012 |
| 20120113369 | OPTICAL ADHESIVE FILM AND FLAT PANEL DISPLAY DEVICE HAVING THE SAME - An optical adhesive film for improving the adhesive strength between constitutional elements of a flat panel display device, and a flat panel display device having the same. According to an aspect of the present invention, there is provided an optical adhesive film for use in a flat panel display module that displays an image, the optical adhesive film including a transmission unit disposed on the flat panel display module and allowing the image to transmit through the transmission unit; a wing member extending from at least one side surface of the transmission unit, and covering side surfaces and a portion of a rear surface of the flat panel display module; and an adhesive member disposed covering all surfaces of the transmission unit and the wing member. | 05-10-2012 |
| 20120182493 | DISPLAY DEVICE - A display device is disclosed. In one embodiment, the display device includes a display panel displaying an image and a bottom chassis including a bottom portion where the display panel is mounted and a plurality of side walls connected with the bottom portion and facing a side surface of the display panel. At least two of the side walls include a base side wall and a reinforcing side wall integrally formed with the base side wall by a connection portion. The connection portion and the reinforcing side wall are bent from the base side wall and thus partially overlap the base side wall. | 07-19-2012 |
| 20140077181 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display according to an exemplary embodiment includes: a display substrate; an organic light emitting element on the substrate; a sealing member covering the organic light emitting element; a sealant formed between a surrounding portion of the display substrate and a surrounding portion of the sealing member; and an impact absorption layer under the display substrate, wherein an area ratio of the impact absorption agent in the impact absorption layer increases from the surrounding portion of the display substrate to a center of the display substrate such that the impact absorption ratio of the outer portion of the surrounding impact absorption layer is higher than the impact absorption ratio of the center impact absorption layer, and accordingly, damage to the surrounding portion of the display substrate that is weak against external impact may be prevented. | 03-20-2014 |
| 20140078585 | WINDOW FOR COVERING DISPLAY DEVICE, METHOD FOR MANUFACTURING WINDOW, DISPLAY DEVICE, AND METHOD FOR MANUFACTURING DISPLAY DEVICE - A window covers a display panel including a display area for displaying an image and a non-display area neighboring the display area by a resin. The window includes a window main body including a transmitting area corresponding to the display area and a blocking area neighboring the transmitting area and corresponding to the non-display area; a light blocking layer provided on the window main body corresponding to the blocking area; and a contamination preventing layer provided on a region of the window main body located near or at a border line between the transmitting area and the blocking area. The contamination preventing layer contacts the resin. | 03-20-2014 |
| 20140239277 | DISPLAY DEVICE - A display device includes a display panel including a display area to display an image, and a non-display area adjacent to the display area and having an opening; a driver on a rear of the display panel; and a flexible printed circuit board (FPCB) connecting the non-display area to the driver through the opening, and is bent at an angle less than 90 degrees from the non-display area to the driver. | 08-28-2014 |
| 20140252944 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display includes a lower substrate having a display area displaying an image and a non-display area formed along an edge of the display area, the display area having a first thickness, at least a part of the non-display area having a second thickness that is greater than the first thickness; and a protection member disposed at the lower side of the lower substrate, the protection member being disposed in the display area of the lower substrate. | 09-11-2014 |
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| 20100055343 | Donor substrate for laser induced thermal imaging and method of fabricating organic light emitting diode using the same - Provided are a donor substrate for laser induced thermal imaging (LITI) and a method of fabricating an organic light emitting diode (OLED) using the same, which can prevent a transferred emission layer from being damaged by heat and thus prevent wrinkles from forming on the surface thereof. The donor substrate includes a base layer, a light-to-heat conversion layer disposed on the base layer, a first transfer layer disposed on the light-to-heat conversion layer and including an organic layer, an inorganic layer, or a double layer thereof, and a second transfer layer disposed on the first transfer layer and including an emission layer. The first transfer layer has an absolute value of lowest unoccupied molecular orbital energy level of 2.6 to 3.0 eV and a band gap energy of 2.8 to 3.4 eV. | 03-04-2010 |
| 20110084286 | DONOR SUBSTRATE AND METHOD OF FABRICATING ORGANIC LIGHT EMITTING DIODE USING THE SAME - A donor substrate for laser induced thermal imaging and a method of fabricating an organic light emitting diode (OLED) using the donor substrate are disclosed. In one embodiment, the donor substrate includes a base film, a light-to-heat conversion layer formed on the base film, a buffer layer formed on the light-to-heat conversion layer, and a transfer layer formed on the buffer layer. The buffer layer is formed of magnesium (Mg), an Mg alloy, or magnesium oxide. In the donor substrate for laser induced thermal imaging, the buffer layer is formed between the interlayer and the transfer layer or between the light-to-heat conversion layer and the transfer layer, so that surface characteristics between the donor substrate and the transfer layer can be improved. | 04-14-2011 |
| 20110240970 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus is disclosed. The organic light-emitting display apparatus includes a first sub-pixel, a second sub-pixel, and a third sub-pixel, where each of said first, second and third sub-pixels displays a different color, a substrate, a first electrode disposed on the substrate, a second electrode disposed on the first electrode, facing the first electrode, an organic emission layer disposed between the first electrode and the second electrode, including a first organic emission layer, a second organic emission layer, and a third organic emission layer, and an electron acceptor layer disposed between the first electrode and the second electrode configured to contact the organic emission layer, where the first organic emission layer is disposed in the first sub-pixel, the second organic emission layer is disposed in the second sub-pixel, and the third organic emission layer is commonly disposed over the first sub-pixel, the second sub-pixel, and the third sub-pixel, and where the electron acceptor layer is disposed between the first organic emission layer and the third organic emission layer in the first sub-pixel and between the second organic emission layer and the third organic emission layer in the second sub-pixel. | 10-06-2011 |
| 20130001528 | Organic Light-Emitting Diode - An organic light-emitting diode (OLED) having first, second and third sub-pixels of different colors includes: a substrate; first and second electrodes; an organic emission layer (OEL) between the electrodes including a first OEL in the first sub-pixel, a second OEL in the second sub-pixel, and a common third OEL in the first, second and third sub-pixels; a hole transport layer (HTL) between the first electrode and OEL; a hole injection layer (HIL) between the first electrode and HTL; an intermediate layer between the HTL and HIL; a first optical thickness auxiliary layer (OTAL) between the first OEL and third OEL in the first sub-pixel and including a first hole transporting compound and a cyano group-containing compound; and a second OTAL including a second hole transporting compound between the third OEL and HTL in the first sub-pixel, and between the second OEL and HTL in the second sub-pixel. | 01-03-2013 |
| 20130001531 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - In one aspect, an organic light-emitting display apparatus is provided including a first sub-pixel, a second sub-pixel, and a third sub-pixel that are each a different color, the apparatus including: a substrate; a first electrode disposed on the substrate; a second electrode disposed on the first electrode so as to face the first electrode; an organic emission layer disposed between the first electrode and the second electrode and comprising a first organic emission layer, a second organic emission layer, and a third organic emission layer; a hole transport layer disposed between the first electrode and the organic emission layer; and an electron accepting layer disposed between the first electrode and the second electrode. The organic light-emitting display apparatus has improved image quality and lifetime. | 01-03-2013 |
| 20130043498 | Organic Light Emitting Diode Display and Manufacturing Method Thereof - An organic light emitting diode (OLED) display includes a red pixel, a green pixel, and a blue pixel. The red pixel, the green pixel and the blue pixel each includes: a pixel electrode; a hole auxiliary layer on the pixel electrode; a blue organic emission layer on the hole auxiliary layer; an electron auxiliary layer on the blue organic emission layer; and a common electrode on the electron auxiliary layer. The red pixel and the green pixel include: a red boundary layer and a green boundary layer, respectively; a red resonance assistance layer and a green resonance assistance layer, respectively; and a red organic emission layer and a green organic emission layer formed between the red resonance assistance layer and the blue organic emission layer, and between the green resonance assistance layer and the blue organic emission layer, respectively. | 02-21-2013 |
| 20130175550 | Donor Film, Method for Manufacturing Organic Light Emitting Diode Display Using the Same, and Organic Light Emitting Diode Display Manufactured by Using the Method - In a donor film, an organic light emitting diode display manufacturing method using the same, and an organic light emitting diode display manufactured by using the method, the donor film includes a donor substrate and a transfer layer formed on the donor substrate. The donor substrate includes a base film, a light-to-heat conversion (LTHC) layer disposed on the base film, and a curved interlayer film provided on the light-to-heat conversion layer and having a wrinkled side. The transfer layer includes an organic emission layer which is formed so as to be curved along a shape of the wrinkled side of the curved interlayer film. | 07-11-2013 |
| 20130341601 | DONOR SUBSTRATES, LASER INDUCED THERMAL IMAGING METHODS USING DONOR SUBSTRATES AND METHODS OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY DEVICES USING DONOR SUBSTRATES - A donor substrate includes a base substrate, a light to heat conversion layer, a buffer layer and a transfer layer. The light to heat conversion layer may be disposed on the base substrate. The buffer layer may be disposed on the light to heat conversion layer. The buffer layer may include at least one porous layer having a plurality of pores. The transfer layer may be disposed on the buffer layer. | 12-26-2013 |
| 20140027732 | ORGANIC LIGHT-EMITTING DEVICE AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUS INCLUDING THE SAME - An organic light-emitting device and an organic light-emitting display apparatus including the same are provided. The organic light-emitting device comprises pixels, each pixel comprising three sub-pixels, each sub-pixel comprising a layered structure, the individual layers comprising organic compounds. The layered structure can comprise organic light emission layers, resonance auxiliary layers that provide a thickness allowing the establishment of microcavity effects that increase luminance, and layers that facilitate electron transfer between the electrodes and the organic emission layers, such as doping auxiliary layers, hole injection layers, hole transport layers, electron injection layers and electron transport layers. | 01-30-2014 |
| 20140124126 | DEVICE AND METHOD FOR MANUFACTURING DONOR SUBSTRATE - A device for manufacturing a donor substrate, the device including a film supply unit for supplying a flexible base film in a supply direction, a film guide unit at a front of the film supply unit in the supply direction for supporting the base film and for guiding the base film in the supply direction, a frame transferring unit at the front of the supply direction and for providing a support frame configured to be coupled to the base film and for transferring the frame while contacting a first side of the base film, and a heating unit facing the frame transferring unit with the base film therebetween for heating and for pressurizing a part of the base film contacting the support frame. | 05-08-2014 |
| 20140124758 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - An organic light emitting diode display includes a red pixel, a green pixel, and a blue pixel, each pixel including a pixel electrode, a hole supplementary layer on the pixel electrode, a blue organic emission layer on the hole supplementary layer, a first buffer layer on the blue organic emission layer, an electron supplementary layer on the first buffer layer, and a common electrode on the electron supplementary layer, the red pixel and the green pixel further include a red resonance auxiliary layer and a green resonance auxiliary layer respectively on the first buffer layer, a red organic emission layer and a green organic emission layer respectively on the red resonance auxiliary layer and the green resonance auxiliary layer, and a second buffer layer on the red organic emission layer and the green organic emission layer. | 05-08-2014 |
| 20140127843 | APPARATUS FOR FORMING ORGANIC LAYER AND METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY USING THE SAME - An organic layer forming apparatus includes a donor film supply part configured to supply a donor film. The donor film includes a base substrate, a transfer layer disposed on the base substrate, and a protective film disposed on the transfer layer. The apparatus also includes a protective film withdrawal part configured to remove the protective film from the donor film, a transfer printing process part configured to transfer the transfer layer of the donor film onto a transfer substrate to form a first organic layer, a first deposition part configured to form a second organic layer on the transfer layer through a first deposition process, a second deposition part configured to form a third organic layer on the transfer layer through a second deposition process, and a donor film withdrawal part configured to withdraw the donor film. | 05-08-2014 |
| 20140191209 | ORGANIC LIGHT-EMITTING DEVICE AND OF PREPARING THE SAME - An organic light emitting diode (OLED) and a method of manufacturing the same. An auxiliary layer comprising a high density metallic compound and an emission layer are formed by a laser induced thermal imaging (LITI) process. The LITI process reduces manufacturing costs and time by eliminating the need for a mask patterning process. The metallic compound has a density of 2 g/cm | 07-10-2014 |
| 20140203256 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting display device includes a first electrode, a second electrode facing the first electrode, an organic light emitting layer disposed between the first and second electrodes, a first auxiliary structure and a second auxiliary structure both of which are disposed between the first and second electrodes. The first electrode is disposed on a substrate having a first sub-pixel region, a second sub-pixel region and a third sub-pixel region. The organic light emitting layer includes a first organic light emitting layer, a second organic light emitting layer and a third organic light emitting layer. The first auxiliary structure includes a first doping pattern, a first resonance auxiliary pattern, a second doping pattern and a second resonance auxiliary pattern. The second auxiliary structure includes a third doping pattern, a third resonance auxiliary pattern, a fourth doping pattern and a fourth resonance auxiliary pattern. | 07-24-2014 |
| 20140284566 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device including a first light-emitting region, a second light-emitting region, and a third light-emitting region. The organic light-emitting device includes a substrate; a first electrode layer on the substrate; a hole injection layer on the first electrode layer; a common emission layer on the hole injection layer; a first resonance assistance layer on the common emission layer in the first light-emitting region and a second resonance assistance layer on the common emission layer in the second light-emitting region. | 09-25-2014 |
| 20140291627 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE, METHOD OF MANUFACTURING THE SAME, AND DONOR SUBSTRATE AND DONOR SUBSTRATE SET USED TO MANUFACTURE THE ORGANIC LIGHT-EMITTING DISPLAY DEVICE - An organic light-emitting display device, a method of manufacturing the same, and a donor substrate and a donor substrate set used to manufacture the organic light-emitting display device. According to an aspect of the present invention, there is provided an organic light-emitting display device comprising a substrate which comprises a green region and a red region, a plurality of first electrodes which are formed on the green region and the red region of the substrate, respectively, a plurality of light-emitting layers which are formed on the first electrodes and comprise a green light-emitting layer formed on the green region and a red light-emitting layer formed on the red region, and a second electrode which is formed on the light-emitting layers, wherein the green light-emitting layer comprises a first light-emitting layer which comprises a first host material and a first dopant material and a first buffer layer which is formed on the first light-emitting layer and comprises the first host material, and the red light-emitting layer comprises a second light-emitting layer which comprises a second host material and a second dopant material and a second buffer layer which is formed on the second light-emitting layer and comprises the first host material. | 10-02-2014 |
| 20150021559 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display apparatus includes a display substrate, a display panel on the display substrate and including a pixel region including an organic light-emitting device (OLED), and a non-pixel region, and an encapsulation substrate for encapsulating the display panel, wherein the encapsulation substrate defines at least one groove therein in which a color filer is located. | 01-22-2015 |
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| 20110049523 | Organic light emitting diode display and method of manufacturing the same - An OLED display including a substrate main body; a first gate electrode and a second semiconductor layer; a gate insulating layer on the first gate electrode and the second semiconductor layer; a first semiconductor layer and a second gate electrode overlying the first gate electrode and the second semiconductor layer, respectively; etching stopper layers contacting portions of the first semiconductor layer; an interlayer insulating layer on the first semiconductor layer and the second gate electrode and including contact holes exposing the plurality of etching stopper layers, respectively; a first source electrode and a first drain electrode on the interlayer insulating layer and the contact holes being indirectly connected to the first semiconductor layer via the etching stopper layers or directly connected to the first semiconductor layer; and a second source electrode and a second drain electrode on the interlayer insulating layer being connected to the second semiconductor layer. | 03-03-2011 |
| 20110117685 | METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING DIODE DISPLAY - A method of manufacturing an organic light emitting diode display, the method including forming an amorphous silicon layer on a buffer layer disposed on substrate, heat-treating the amorphous silicon film to form a microcrystalline silicon film; and scanning and irradiating a linear laser beam twice or more onto the microcrystalline silicon film to form a polysilicon film, wherein a subsequent scanning of the linear laser beam partially overlaps previous scanning of the linear laser beam in a width direction. | 05-19-2011 |
| 20110151601 | CRYSTALLIZATION METHOD, METHOD OF MANUFACTURING THIN FILM TRANSISTOR, AND METHOD OF MANUFACTURING DISPLAY DEVICE - A crystallization method, a method of manufacturing a thin-film transistor, and a method of manufacturing a display device are provided. The crystallization method comprises: forming a backup amorphous silicon layer on a substrate, forming nickel particles on the backup amorphous silicon layer, converting the backup amorphous silicon layer into an amorphous silicon layer by thermally processing the backup amorphous silicon layer so as to diffuse the nickel particles throughout said backup amorphous silicon layer; and irradiating the amorphous silicon layer with energy from a laser. | 06-23-2011 |
| 20120139000 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - In an organic light-emitting display apparatus and a method of manufacturing the same, a pad region of the organic light-emitting display apparatus comprises a protrusion layer including a plurality of protrusion portions formed on a substrate so as to protrude, a pad lower electrode and a pad upper electrode, the pad lower electrode including a protrusion portion formed along a protrusion outline of the protrusion layer and a flat portion formed along the substrate, and the pad upper electrode being formed on the flat portion of the pad lower electrode. A source/drain electrode layer is formed on the pad upper electrode, an organic layer is formed on the source/drain electrode layer, and a counter electrode layer is formed on the protrusion portion of the pad lower electrode and the organic layer. The counter electrode layer follows the protrusion outline of the protrusion layer on the protrusion portion. According to such a structure, cost is reduced due to a reduction in the number of masks, the manufacturing process is simplified, and a lifting phenomenon of the organic layer in the pad region is solved. | 06-07-2012 |
| 20120146979 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A driving method of a display device is disclosed. According to one aspect, the method includes applying a first voltage of a predetermined level to an anode of a plurality of organic light emitting diodes (OLEDs) included in a plurality of pixels. A plurality of driving transistors are driven to be connected to the plurality of OLEDs. The method further includes transmitting a first power source voltage of a logic high level to the anode of the plurality of OLEDs as a threshold voltage to compensate a threshold voltage of the plurality of driving transistors, and applying a data voltage to a plurality of pixels as a data writing step turning on a plurality of driving transistors. The second power source voltage applied to the cathode of the plurality of OLEDs is changed to a second voltage of the logic low level in a state in which a plurality of driving transistors are turned on. In the turned on state, light is emitted from the plurality of OLEDs. | 06-14-2012 |
| 20120206145 | Array test method for organic light emitting display device and method for manufacturing the organic light emitting display device - A test method of a pixel circuit array in an organic light emitting diode (OLED) display, the pixel circuit including a first capacitor connected to a first transistor, the first transistor transmitting a data signal and controlling a light emitting amount of an organic light emitting element according to a scan signal, the method including irradiating an electron beam to a first electrode terminal of the first capacitor before completing formation of the organic light emitting element, the first electrode terminal being exposed during the irradiation, and testing operation of the first transistor based on emitted secondary electrons. | 08-16-2012 |
| 20120235146 | Organic Light-Emitting Display Device and Method of Manufacturing the Same - An organic light-emitting display device comprises: a lower substrate; an upper substrate facing the lower substrate; and a spacer formed in a sealed space between the lower substrate and the upper substrate and dividing the space into two or more sections; wherein air holes are formed in the spacer and allow air to flow between the sections of the space. | 09-20-2012 |
| 20130015459 | THIN FILM TRANSISTOR ARRAY SUBSTRATE, ORGANIC LIGHT-EMITTING DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE ORGANIC LIGHT-EMITTING DISPLAY DEVICEAANM Lee; June-WooAACI Yongin-CityAACO KRAAGP Lee; June-Woo Yongin-City KRAANM Choi; Jae-BeomAACI Yongin-CityAACO KRAAGP Choi; Jae-Beom Yongin-City KRAANM Jung; Kwan-WookAACI Yongin-CityAACO KRAAGP Jung; Kwan-Wook Yongin-City KRAANM Oh; Jae-HwanAACI Yongin-CityAACO KRAAGP Oh; Jae-Hwan Yongin-City KRAANM Jin; Seong-HyunAACI Yongin-CityAACO KRAAGP Jin; Seong-Hyun Yongin-City KRAANM Kim; Kwang-HaeAACI Yongin-CityAACO KRAAGP Kim; Kwang-Hae Yongin-City KRAANM Choi; Jong-HyunAACI Yongin-CityAACO KRAAGP Choi; Jong-Hyun Yongin-City KR - A thin film transistor (TFT) array substrate includes a TFT on a substrate, the TFT including an active layer, gate electrode, source electrode, drain electrode, first insulating layer between the active layer and the gate electrode, and second insulating layer between the gate electrode and the source and drain electrodes; a pixel electrode on the first insulating layer and the second insulating layer, the pixel electrode being connected to one of the source electrode and drain electrode; a capacitor including a lower electrode on a same layer as the gate electrode and an upper electrode including the same material as the pixel electrode; a third insulating layer directly between the second insulating layer and the pixel electrode and between the lower electrode and the upper electrode; and a fourth insulating layer covering the source electrode, the drain electrode, and the upper electrode, and exposing the pixel electrode. | 01-17-2013 |
| 20130026475 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display device includes a capacitor lower electrode that includes a semiconductor material doped with ion impurities. A first insulating layer covers an active layer and the capacitor lower electrode. A gate electrode includes a gate lower electrode formed of a transparent conductive material and a gate upper electrode formed of metal. A pixel electrode is electrically connected to the thin film transistor. A capacitor upper electrode is at the same level as the pixel electrode. An etch block layer is formed between the first insulating layer and the capacitor upper electrode. Source and drain electrodes are electrically connected to the active layer. A second insulating layer has an opening completely exposing the capacitor upper electrode. A third insulating layer exposes the pixel electrode. An intermediate layer includes an emissive layer. An opposite electrode faces the pixel electrode. | 01-31-2013 |
| 20130032805 | THIN FILM TRANSISTOR ARRAY SUBSTRATE, ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME, AND MANUFACTURING METHOD OF THE THIN FILM TRANSISTOR ARRAY SUBSTRATE - A thin film transistor array substrate includes a thin film transistor on a substrate, the thin film transistor including an active layer, a gate electrode, a source electrode, and a drain electrode; a capacitor including a lower electrode in a same layer as the active layer and an upper electrode in a same layer as the gate electrode; a pixel electrode in a same layer as the gate electrode and the upper electrode; a first insulation layer between the active layer and the gate electrode and between the lower electrode and the upper electrode; a second insulation layer on the first insulation layer, a protection layer extending along side surfaces of the lower electrode, and a third insulation layer on the protection layer and exposing the pixel electrode. | 02-07-2013 |
| 20130056710 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display apparatus includes a first insulating layer, a second insulating layer on the first insulating layer and including an unevenness portion, a third insulating layer on the second insulating layer, a pixel electrode on the third insulating layer, an opposite electrode facing the pixel electrode, and an organic emission layer between the pixel electrode and the opposite electrode; a thin film transistor including an active layer, a gate electrode, and source/drain electrodes connected to the active layer, the first insulating layer being between the active layer and the gate electrode and the second insulating layer being between the gate electrode, and the source/drain electrodes; and a capacitor including a lower electrode on a same layer as the gate electrode, a dielectric layer of a same material as the third insulating layer, and an upper electrode on a same layer as the pixel electrode. | 03-07-2013 |
| 20130119388 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An OLED device includes: a TFT including an active layer, gate, source and drain electrodes, a first insulating layer between the active layer and the gate electrode, and a second insulating layer between the source and drain electrodes, a pixel electrode on the first and second insulating layers, connected to one of the source and drain electrodes, a capacitor including a first electrode on the same layer as the active layer, a second electrode on the same layer as the gate electrode, and a third electrode formed of the same material as the pixel electrode, a third insulating layer between the second insulating layer and the pixel electrode and between the second and third electrodes, a fourth insulating layer covering the source, drain and third electrodes, exposing a portion of the pixel electrode, an organic light-emitting layer on the pixel electrode, and a counter electrode on the organic light-emitting layer. | 05-16-2013 |
| 20130127472 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND METHOD OF INSPECTING PATTERNS OF THE ORGANIC LIGHT EMITTING DISPLAY APPARATUS - An organic light emitting display apparatus includes: a substrate on which a display area and a non-display area are defined; a first electrode disposed over the display area; an intermediate layer that is disposed over the first electrode and includes an organic emissive layer; a second electrode disposed over the intermediate layer; and a plurality of detection patterns displaced over the non-display area, each of which includes a first electrically conductive pattern layer formed of the same material as the first electrode and a second electrically conductive pattern layer that is formed over the first electrically conductive pattern layer. | 05-23-2013 |
| 20140320476 | PIXEL AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE SAME - A pixel includes an organic light emitting diode (OLED), a first transistor, a first capacitor, a second capacitor, and a pixel circuit. The OLED includes a cathode electrode connected to a second power source. The first transistor is connected between a data line and a first node, and turns on when a scan signal is supplied to a scan line. The first capacitor is connected between the first node and a third power source. The second capacitor is connected between the first node and a fourth power source. The pixel circuit controls a current quantity flowing from a first power source to the second power source through the OLED based on a voltage of the first node. | 10-30-2014 |
| 20140346461 | THIN-FILM TRANSISTOR SUBSTRATE, METHOD OF MANUFACTURING SAME, AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUS INCLUDING THIN-FILM TRANSISTOR SUBSTRATE - A thin film transistor (TFT) substrate, an organic light-emitting display apparatus including the TFT substrate, and a method of manufacturing the TFT substrate that enable simple manufacturing processes and a decrease in the interference between a capacitor and other interconnections are disclosed. The TFT substrate may include a substrate, a TFT arranged on the substrate, the TFT including an active layer, a gate electrode, a source electrode, and a drain electrode, a pixel electrode electrically connected to one of the source electrode and the drain electrode, and a capacitor including a lower capacitor electrode and an upper capacitor electrode, the lower capacitor electrode formed from the same material as the active layer and arranged on the same layer as the active layer, and the upper capacitor electrode formed from the same material as the pixel electrode. | 11-27-2014 |
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| 20110151601 | CRYSTALLIZATION METHOD, METHOD OF MANUFACTURING THIN FILM TRANSISTOR, AND METHOD OF MANUFACTURING DISPLAY DEVICE - A crystallization method, a method of manufacturing a thin-film transistor, and a method of manufacturing a display device are provided. The crystallization method comprises: forming a backup amorphous silicon layer on a substrate, forming nickel particles on the backup amorphous silicon layer, converting the backup amorphous silicon layer into an amorphous silicon layer by thermally processing the backup amorphous silicon layer so as to diffuse the nickel particles throughout said backup amorphous silicon layer; and irradiating the amorphous silicon layer with energy from a laser. | 06-23-2011 |
| 20110207268 | Thin Film Transistor, Method of Fabricating the Same and Organic Light Emitting Diode Display Device Having the Same - A thin film transistor which has improved characteristics, a method of fabricating the same, and an organic light emitting diode (OLED) display device having the same. The thin film transistor includes a substrate, a semiconductor layer disposed on the substrate and including a channel region, and source and drain regions, the channel region being doped with impurities, a thermal oxide layer disposed on the semiconductor layer, a silicon nitride layer disposed on the thermal oxide layer, a gate electrode disposed on the silicon nitride layer and corresponding to a predetermined region of the semiconductor layer, an interlayer insulating layer disposed on the entire surface of the substrate, and source and drain electrodes electrically connected with the semiconductor layer. | 08-25-2011 |
| 20110241013 | Thin film transistor, method of producing the same and flexible display device including the thin film transistor - A thin film transistor includes a polymer substrate having a weight loss of 0.95% or less at a temperature in the range of 400 to 600° C. A method of producing the thin film transistor includes forming a polymer substrate by forming a polymer layer and annealing the polymer layer at a temperature in the range of 150 to 550° C. A flexible display device includes the thin film transistor. | 10-06-2011 |
| 20130127808 | Scan Driving Device, Method for Driving Scan Driving Device, and Method for Managing Defect of Scan Driving Device - A scan driving device includes: a first scan driving block group including scan driving blocks receiving at least two different clock signals among a plurality of scan driving blocks which are sequentially arranged; a second scan driving block group including scan driving blocks receiving at least two clock signals which are the same as at least two clock signals inputted to each of the scan driving blocks included in the first scan driving block group; first line transistors connected in parallel to scan lines of each of the scan driving blocks included in the first scan driving block group, and turned on or off according to a first line connection signal; and second line transistors connected in parallel to a scan line of each of the scan driving blocks included in the second scan driving block group and turned on or off according to a second line connection signal. | 05-23-2013 |
| 20130134423 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing an organic light-emitting display device is disclosed. The method includes: uniformly forming an active layer on an entire surface of a substrate on which an organic light-emitting diode, a thin film transistor (TFT), and a capacitor are to be formed; performing a first mask process on the active layer to form a pixel electrode of the organic light-emitting diode, a gate electrode of the TFT, and an upper electrode of the capacitor; performing a second mask process to form an insulating layer having openings that expose the pixel electrode, the upper electrode, and the active layer in a region of the TFT; performing a third mask process to form a source-drain electrode that contacts an exposed portion of the active layer; and performing a fourth mask process to form a pixel-defining layer (PDL) that exposes the pixel electrode and covers the TFT and the capacitor. | 05-30-2013 |
| 20130147773 | SCAN DRIVING CIRCUIT AND METHOD OF REPAIRING THE SAME - A scan driving circuit includes a shift register configured to sequentially output a first scan signal to scan lines through respective first output lines during a first section of a frame period, a simultaneous switching block configured to simultaneously output a second scan signal to the scan lines through respective second output lines during a second section of the frame period, the first and second periods of the frame period being different from each other, a switching device electrically connected to the second output line, and a repair line across the first output line and the second output line. | 06-13-2013 |
| 20130155033 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device includes a pixel unit including a plurality of pixels formed in regions where a plurality of scan lines and a plurality of data lines cross each other, a first scan driving unit detecting a defect of the plurality of pixels by sequentially applying a first test signal to the plurality of scan lines, and a second scan driving unit detecting a defect of the plurality of pixels by simultaneously applying a second test signal to the plurality of scan lines. | 06-20-2013 |
| 20130187167 | THIN FILM TRANSISTOR ARRAY PANEL AND ORGANIC LIGHT EMITTING DIODE DISPLAY INCLUDING THE SAME, METHOD FOR CUTTING WIRE IN THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor display panel includes a plurality of pixels arranged in a matrix format, the plurality of pixels include thin film transistors, respectively, a plurality of first signal lines connected with the pixels, a plurality of second signal lines connected with the pixels, the plurality of second signal lines cross the first signal lines in an insulated manner, at least one of the second signal lines includes a cut portion, and an organic repairing member overlaps the cut portion | 07-25-2013 |
| 20130200399 | DISPLAY DEVICE - A display device includes a first insulation layer on a substrate, gate wires on the first insulation layer, the gate wires extending in a first direction, a second insulation layer on the gate wires, data wires on the second insulation layer, the data wires extending in a second direction crossing the first direction, pixels at intersection regions of gate wires and data wires, respectively, the pixels being connected to respective gate wires and data wires, and data leading diodes having an island form and connected to the data wires, the data leading diodes being configured to induce breakage of the first insulation layer when external static electricity passes through the data wires. | 08-08-2013 |
| 20130240914 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - An organic light emitting diode (OLED) display includes a substrate where a plurality of pixels are formed, a first pixel defining layer on the substrate, the first pixel defining layer dividing the plurality of pixels, a connection wire on the first pixel defining layer, the connection wire electrically connecting two adjacent pixels, and a second pixel defining layer on the first pixel defining layer, the second pixel defining layer covering the connection wire. | 09-19-2013 |
| 20130256676 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR REPAIRING ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display includes a first electrode, an organic emission layer positioned on the first electrode, and a second electrode positioned on the organic emission layer. The OLED display includes a substrate, a thin film transistor including an active layer positioned on the substrate, a gate electrode positioned on the active layer and formed with the same layer as the first electrode, and a source electrode and a drain electrode positioned on the gate electrode and connected to the active layer, a pixel defining layer positioned between the source electrode and the drain electrode, and the second electrode, the pixel defining layer including a pixel opening exposing the first electrode and a pin hole opening exposing at least one of the source electrode and the drain electrode; and a coated portion filling the pin hole opening. | 10-03-2013 |
| 20130256723 | ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND METHOD FOR REPAIRING ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display includes a light-emitting region including an organic emission layer and a non-light-emitting region neighboring the light-emitting region. The OLED display includes a first electrode positioned at the light-emitting region and including a plurality of division regions divided according to a virtual cutting line crossing the light-emitting region, an organic emission layer positioned on the first electrode, a second electrode positioned on the organic emission layer, a driving thin film transistor connected to the first electrode, and a plurality of input terminals positioned at the non-light-emitting region and respectively connecting between each of division regions and the driving thin film transistor. | 10-03-2013 |
| 20130257437 | PIXEL AND ARRAY TEST METHOD FOR THE SAME - A pixel includes an organic light emitting diode, a first transistor that is connected to a first power source and that supplies a driving current according to a corresponding data voltage to the organic light emitting diode, a second transistor that is connected to a scan line and that transmits the corresponding data voltage from a data line to a driving transistor according to a scan signal transmitted from the scan line, and a first capacitor including one electrode connected to a gate electrode of the first transistor. The first capacitor stores the corresponding data voltage as a first voltage and a size of the first capacitor is in a range of about 2 times to about 4 times a size of a gate insulating layer of the first transistor. | 10-03-2013 |
| 20130271440 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND TESTING METHOD THEREOF - An organic light emitting diode display includes a substrate, a first pixel and a second pixel on the substrate, the first pixel and the second pixel have different sizes, a first driving voltage line and a second driving voltage line connected to the first pixel and the second pixel, respectively, and the first driving voltage line is capable of applying a first driving voltage to the first pixel and the second driving voltage line is capable of applying a second driving voltage to the second pixel. The second pixel is bigger than the first pixel, and the second driving voltage is less than the first driving voltage. | 10-17-2013 |
| 20140001951 | FLEXIBLE DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME | 01-02-2014 |
| 20140014907 | DISPLAY APPARATUS AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS - A display apparatus includes a plurality of first wirings extending in a first direction and a plurality of second wirings extending in a second direction crossing the first direction. Differing first identification patterns are present on the plurality of corresponding first wirings to identify the plurality of first wirings, and differing second identification patterns are present on the plurality of corresponding second wirings to identify the plurality of second wirings. | 01-16-2014 |
| 20140098077 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display is disclosed. The OLED display includes a substrate, a scan line on the substrate and configured to transfer a scan signal, a data line crossing the scan line and configured to transfer a data signal, a driving voltage line crossing the scan line or the data line and configured to transfer a driving voltage, a switching thin film transistor (TFT) connected to the scan line and the data line, a driving TFT connected to the switching TFT and the driving voltage line, an | 04-10-2014 |
| 20140110678 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD FOR REPAIRING THE SAME - A thin film transistor substrate includes a substrate including a display area including pixels and a periphery area where a driver for driving the pixels is disposed; first signal lines connected with the pixels and extended to the periphery area, and including a first short-circuit portion provided in the periphery area; second signal lines connected with the pixels and extended to the periphery area by crossing the first signal lines in an insulated manner; first connection members overlapping lateral ends of the first signal lines, disposed in lateral sides with respect to the first short-circuited portion and formed of a doped semiconductor; and first repairing conductors overlapping the lateral ends of the first signal line, disposed in the lateral sides with respect to the first short-circuited portion. Lateral ends of the first connection member are connected with the lateral ends of the first signal line through contact holes. | 04-24-2014 |
| 20140118236 | SCAN DRIVING DEVICE AND REPAIR METHOD THEREOF - A scan driving device includes: a first node transmitted with a clock signal input to a first clock signal input terminal; a second node transmitted with an input signal according to a clock signal input to a second clock signal input terminal; a first transistor transmitting a power source voltage to an output terminal according to a voltage of the first node; a second transistor formed to transmit the clock signal input to the third clock signal input terminal to the output terminal according to the voltage of the second node; and a dummy transistor formed to transmit the clock signal input to the third clock signal input terminal to the output terminal according to the voltage of the second node. One of the second transistor and the dummy transistor is cut off. | 05-01-2014 |
| 20140124745 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND METHOD OF INSPECTING THE SAME - An organic light emitting display apparatus and a method of inspecting the same, the organic light emitting display apparatus including a plurality of sub-pixels; a plurality of conductive line portions connected to the sub-pixels, the plurality of conductive line portions including at least two conductive lines connected in parallel to one another; and inspection thin film transistors (TFTs) disposed adjacent to one end and both ends of at least one conductive line of the conductive lines connected in parallel to one another. | 05-08-2014 |
| 20140299838 | TRANSISTORS, METHODS OF FORMING TRANSISTORS AND DISPLAY DEVICES HAVING TRANSISTORS - A transistor, a display device, and associated methods, the transistor including a substrate; an active layer pattern disposed on the substrate, the active layer pattern including silicon and graphene; a gate insulating layer disposed on the active layer pattern; a gate electrode disposed on the gate insulating layer; an insulating interlayer covering the active layer pattern and the gate electrode; and a source electrode and a drain electrode in contact with the active layer pattern. | 10-09-2014 |
| 20150079703 | METHOD FOR MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting diode (OLED) display includes a substrate where a plurality of pixels are formed, a first pixel defining layer on the substrate, the first pixel defining layer dividing the plurality of pixels, a connection wire on the first pixel defining layer, the connection wire electrically connecting two adjacent pixels, and a second pixel defining layer on the first pixel defining layer, the second pixel defining layer covering the connection wire. | 03-19-2015 |
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| 20110121299 | ORGANIC LIGHT-EMITTING DISPLAY - An organic light-emitting display apparatus including a thin-film transistor (TFT) is disclosed. In one embodiment, the organic light-emitting display apparatus includes a thin-film transistor (TFT) and an organic light-emitting device electrically connected to the TFT. The apparatus further includes a light blocking portion formed directly above at least a portion of the TFT and configured to prevent light, emitted from the organic light-emitting device, from entering the portion of the TFT. | 05-26-2011 |
| 20110163979 | TOUCH SENSOR AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS - A touch sensor and an organic light-emitting display including the sensor are disclosed. In one embodiment, the touch sensor includes i) a substrate, ii) a sensing unit formed on or over the substrate and containing hydrogen ions, iii) a touch sensor active layer formed on or above the sensing unit and iv) a touch sensor source electrode and a touch sensor drain electrode that are electrically connected to the touch sensor active layer. The touch sensor further includes a protective layer covering the touch sensor source electrode and the touch sensor drain electrode, and an opposite electrode formed on the protective layer, wherein at least part of the opposite electrode is formed substantially directly above the touch sensor active layer. | 07-07-2011 |
| 20110215305 | Organic light emitting display apparatus - An organic light emitting display apparatus includes a substrate, a light conversion layer on the substrate, the light conversion layer including an oxide semiconductor, a passivation layer covering the light conversion layer, a first electrode on the passivation layer, an intermediate layer on the first electrode, the intermediate layer including an organic emission layer, and a second electrode on the intermediate layer. | 09-08-2011 |
| 20110227505 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device includes a display unit having pixels located at crossing regions of scan, control, data and sensing lines. Scan, control line, and data drivers respectively supply scan, control, and data signals to the scan, control, and data lines. A switching unit selectively couples the data lines to output lines of the data driver, a reference voltage source, or a negative bias voltage source. A sensing unit senses degradation information of an organic light emitting diode in the pixels and threshold voltage of a driving transistor in the pixels through the sensing lines. A control block stores the sensed degradation information and threshold voltage information. A timing controller is configured to generate a second data by converting an externally inputted first data using the degradation information and the threshold voltage information, and supply the second data to the data driver. | 09-22-2011 |
| 20110248258 | ORGANIC-LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting device including: an anode; a hole charging layer (HCL) comprising an oxide semiconductor and formed on the anode; at least one organic layer formed on the HCL; and a cathode formed on the organic layer. The HCL may be an oxide semiconductor including indium (In), gallium (Ga), and zinc (Zn), or an oxide semiconductor including In, Zn, and hafnium (Hf). | 10-13-2011 |
| 20120043547 | THIN FILM CHARGED BODY SENSOR - A thin film charged body sensor for sensing a contact and/or non-contact movement of a charged body based on an electric field of the charged body. The thin film charged body sensor may include a substrate, a first thin film transistor unit on the substrate, and including a gate layer, an active layer insulated from the gate layer, and source/drain layers insulated from the gate layer and connected to the active layer; and a thin film antenna unit on the substrate, and including a first film including a conductive material electrically connected to the gate layer, the thin film antenna unit adapted to generate an input current in response to an electric field of a charged body. | 02-23-2012 |
| 20120056174 | Organic light emitting display apparatus - An OLED apparatus including a substrate with a lower active layer thereon and including an oxide semiconductor for generating current in response to light; an etching prevention layer on an upper portion of the lower active layer and including a contact hole; a source/drain electrode on the etching prevention layer and electrically connected to the lower active layer through the contact hole; an upper charging electrode on the etching prevention layer and overlapping the lower active layer; a light emitting layer contacting the upper charging electrode for generating light; and a cathode electrode facing the upper charging electrode, wherein the light emitting layer is configured to be driven and emit light in response to a driving voltage applied to the upper charging electrode, and the lower active layer is configured to store current in the oxide semiconductor in response to the driving voltage applied to the upper charging electrode. | 03-08-2012 |
| 20120090544 | THIN FILM DEPOSITION APPARATUS FOR CONTINUOUS DEPOSITION, AND MASK UNIT AND CRUCIBLE UNIT INCLUDED IN THIN FILM DEPOSITION APPARATUS - A thin film deposition apparatus for performing continuous deposition, and a mask unit and a crucible unit that are included in the thin film deposition apparatus. A thin film deposition apparatus includes a moving unit configured to move a substrate as a deposition target; a mask unit configured to selectively pass vapor of a deposition source toward the substrate; and a crucible unit including a plurality of crucibles accommodating the deposition source and proceeding along a circulation path passing through the mask unit. | 04-19-2012 |
| 20120156818 | THIN FILM DEPOSITION APPARATUS AND METHOD OF MANUFACTURING ORGANIC LIGHT-EMITTING DISPLAY DEVICE BY USING THE SAME - A thin film deposition apparatus that may be easily manufactured, that may be easily applied to manufacture large-sized display devices on a mass scale, and that improves manufacturing yield and deposition efficiency, and a method of manufacturing an organic light-emitting display device by using the thin film deposition apparatus are disclosed. The thin film deposition apparatus for forming a thin film on a substrate, the thin film deposition apparatus including: a magnet disposed on a first surface of the substrate; a patterning wheel disposed on a second surface opposite to the first surface of the substrate, rotatable around a rotation axis, and including a plurality of grooves along a peripheral surface; and a patterning wire including a plurality of blockers having shapes corresponding to the plurality of grooves of the patterning wheel, and windable to the patterning wheel. | 06-21-2012 |
| 20120169223 | FLAT PANEL DISPLAY APPARATUS AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - A flat panel display apparatus and an organic light-emitting display apparatus. The flat panel display apparatus includes: a substrate; a display unit which is disposed on the substrate to realize an image; a metal sheet which is disposed opposite to the substrate, covers at least a part of the display unit, and includes a central part at which uneven wrinkles are formed and an edge part which is formed in a flat shape in which wrinkles are not formed; and a sealing material which fills a whole space formed between the substrate and the metal sheet and seals the substrate and the metal sheet. | 07-05-2012 |
| 20120292611 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display apparatus including: a substrate; a thin-film transistor (TFT) formed on the substrate and including a gate electrode, a source electrode, a drain electrode, and an active layer; a first electrode formed on the substrate and electrically connected to the drain electrode; an intermediate layer formed on the first electrode and including an organic light-emitting layer; a second electrode formed on the intermediate layer; and an insertion layer formed between the first electrode and the intermediate layer and including an oxide. | 11-22-2012 |
| 20130169515 | FLEXIBLE DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A flexible display apparatus including: a first film including a first surface and a second surface that are opposite each other, and a first groove formed in the first surface, the first film having a first rigidity; a third film on the second surface of the first film; a fourth film facing the third film; an emission display unit between and encapsulated by the third film and the fourth film; and a second film on the fourth film and facing the first film, the second film having a second rigidity that is less than the first rigidity. | 07-04-2013 |
| 20130234117 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - The organic light emitting display apparatus includes a substrate; a gate electrode formed on the substrate; a source electrode and a drain electrode formed on the gate electrode to be insulated from the gate electrode; an active layer formed on the source electrode and the drain electrode and containing an organic semiconductor material, at least one region of the active layer overlapping with the gate electrode; a pixel defining layer formed on the active layer and including an aperture; an intermediate layer disposed to correspond to the aperture and including an organic emission layer; and an opposite electrode formed on the intermediate layer. One of the source electrode and the drain electrode is formed to be long to act as a pixel electrode and includes a first conductive layer and a second conductive layer on the first conductive layer, the second conductive layer formed to contact the intermediate layer. | 09-12-2013 |
| 20130248867 | FLEXIBLE DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A flexible display apparatus and a method of manufacturing the flexible display apparatus are disclosed. A flexible organic light-emitting display apparatus includes: a thin film transistor formed on a substrate in which a plurality of subpixels are located; an organic light-emitting device electrically connected to the thin film transistor and in one of the subpixels, the organic light-emitting device including a first electrode, an organic layer on the first electrode; and a second electrode on the organic layer; a pixel defining layer having an opening that exposes at least a region of the first electrode, and covering an edge region of the first electrode; a capping layer covering the organic light-emitting device; and at least one clamp unit in a non-organic layer region defined next to the one of the subpixels, wherein the non-organic layer region is a region in which the organic layer is not formed. | 09-26-2013 |
| 20140051192 | METHOD AND CARRIER SUBSTRATE FOR MANUFACTURING DISPLAY DEVICE - A method of manufacturing a display device, the method including forming a first layer on a rigid glass substrate, the first layer having a hydrophobic surface; forming a second layer to be bonded to a rigid thin glass substrate on the first layer to prepare a carrier substrate; bonding the rigid thin glass substrate onto the second layer; forming and encapsulating a display portion on an upper surface of the rigid thin glass substrate; and irradiating a laser beam to delaminate the first layer and detaching the rigid thin glass substrate from the rigid glass substrate. | 02-20-2014 |
| 20140065393 | CARRIER SUBSTRATE, METHOD OF MANUFACTURING THE SAME, AND METHOD OF MANUFACTURING FLEXIBLE DISPLAY DEVICE USING THE CARRIER SUBSTRATE - A carrier substrate includes: a base substrate; a first coating layer on a first surface of the base substrate; and a second coating layer on a second surface of the base substrate. The thermal expansion coefficients of the first coating layer and the second coating layer are greater than a thermal expansion coefficient of the base substrate, and a thickness of the first coating layer is different from a thickness of the second coating layer. | 03-06-2014 |
| 20140065916 | FLEXIBLE DISPLAY DEVICE MANUFACTURING METHOD AND CARRIER SUBSTRATE FOR THE METHOD - A method of manufacturing a flexible display device and a carrier substrate for manufacturing the same are disclosed. In one aspect, the method includes preparing a first release area and a first attachment area around the first surface area on a first surface, attaching a base substrate to the first surface, and forming a display unit on the base substrate corresponding to the first release area of the carrier substrate. The method also includes cutting the area of the base substrate corresponding to the first release area of the carrier substrate so as to include the display unit, and separating the cut base substrate from the carrier substrate. Thus, the carrier substrate and the base substrate may be smoothly combined with each other and separated from each other without an additional mask deposition process. Also, damage to a product that may occur during combination and separation of the substrates may be much reduced. | 03-06-2014 |
| 20140152646 | CUBIC DISPLAY AND MANUFACTURING METHOD THEREOF - A multisided display device includes a flexible substrate configured to have a shape of a polyhedron and including a plurality of flattened portions, a plurality of bending portions, a first surface having a plurality of pixels thereon, and a second surface opposite the first surface, a plurality of rigid substrates corresponding to the plurality of flattened portions and positioned at the second surface of the flexible substrate, a scan driver for supplying a scan signal to the plurality of pixels, and a data driver for supplying a data signal to the plurality of pixels. | 06-05-2014 |
| 20140176504 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A display apparatus is disclosed. In one aspect the apparatus includes a touch panel, an information processor, a memory and a display panel. The touch panel generates a current touch signal including a current touch position of a touch. The information processor receives the current touch signal from the touch panel and a stored touch signal to compare the stored touch signal with the current touch signal to generate dynamic luminance information. The memory receives the current touch signal from the information processor to store the current touch signal as the stored touch signal. The display panel receives the dynamic luminance information from the information processor to display an image having different luminances in an emphasizing region corresponding to the current touch signal and the stored touch signal and a background region surrounding the emphasizing region, respectively. | 06-26-2014 |
| 20140176559 | IMAGE DISPLAY SYSTEM - There is provided an image display system. The image display system comprises an input unit moving to form a first pattern and a display unit displaying an image which comprises a second pattern corresponding to the first pattern. When a size of the first pattern increases, a shape of the second pattern is substantially identical to the whole shape of the first pattern. | 06-26-2014 |
| 20140183465 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS - Provided is an organic light emitting display apparatus. The organic light emitting display apparatus includes: a substrate; a display unit disposed on the substrate; an encapsulation layer covering the display unit; an integrated circuit device disposed on an outer portion of the display unit on the substrate; and a transparent protection unit (window) disposed on the encapsulation layer and separated from the integrated circuit device. | 07-03-2014 |
| 20140210050 | METHOD OF MANUFACTURING CAPACITOR AND DISPLAY APPARATUS INCLUDING THE SAME - Provided is a method of manufacturing a capacitor of a display apparatus, the display apparatus being formed on a substrate and including a thin film transistor, which includes an active layer, a gate electrode, and source and drain electrodes, a display device connected to the thin film transistor, and the capacitor, the method including: forming an electrode layer on the substrate; forming a passivation layer on the electrode layer; patterning the passivation layer to form a first pattern including first branch patterns parallel to each other, and a second pattern including second branch patterns parallel to each other and interposed between the first branch patterns; and forming first and second electrodes by etching the electrode layer using the first and second patterns as masks. | 07-31-2014 |
| 20140218319 | ELECTRONIC DEVICE, METHOD OF OPERATING THE SAME, AND COMPUTER-READABLE MEDIUM THAT STORES A PROGRAM - An electronic device includes a touch-screen unit having at least one pair of facing curved sides and a body unit to which the touch-screen unit is attached. A scroll speed is changed based on the touch-scroll operation performed at respective points of the touch-screen unit relative to the at least one pair of facing curved sides. | 08-07-2014 |
| 20140237406 | ELECTRONIC DEVICE, METHOD OF OPERATING THE SAME, AND COMPUTER-READABLE MEDIUM INCLUDING A PROGRAM - An electronic device includes a processor and a touchscreen. The processor is configured to execute an application program. The touchscreen is configured to display, in response to a first user input, a display region corresponding to the application program being executed and a command region transparently overlapped on a portion of the display region, the display region including a command execution object. The processor is further configured to execute a command operation assigned to the command region for the command execution object in response to a second user input moving the command execution object to the command region. | 08-21-2014 |
| 20140266976 | ANTENNA APPARATUS, ELECTRONIC APPARATUS HAVING AN ANTENNA APPARATUS, AND METHOD OF MANUFACTURING THE SAME - An antenna apparatus, an electronic apparatus having an antenna apparatus, and a method of manufacturing the same. The antenna apparatus includes a window, an antenna pattern, a first contact structure, a substrate and a second contact structure. The antenna pattern is embedded in the window. The first contact structure is electrically connected to the antenna pattern. The substrate is disposed under the window. The second contact structure is disposed on the substrate and is electrically connected to the first contact structure. The second contact structure includes a first contact, a second contact spaced apart from the first contact in a direction substantially perpendicular to the top surface of the substrate and a buffer member having a predetermined elasticity and electrically connecting the first contact with the second contact. | 09-18-2014 |
| 20140306196 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display is disclosed In one aspect, the display includes a display panel, a grid layer positioned on the display panel, wherein the grid layer includes a plurality of protrusions formed of a first protrusion and a second protrusion formed on a surface of the first protrusion, and a window positioned on the grid layer. | 10-16-2014 |
| 20140306876 | MOBILE DEVICE AND METHOD OF CHANGING A SHAPE OF A MOBILE DEVICE - A mobile device includes a flexible display panel, a supporting member at a back side of the flexible display panel, the supporting member supporting the flexible display panel, and an electro active polymer partially inserted in the supporting member, a shape of the electro active polymer being changed based on an input value inputted by a user. | 10-16-2014 |
| 20140307369 | MOBILE DEVICE AND METHOD OF CHANGING A SHAPE OF A MOBILE DEVICE - A mobile device includes a rear cover, a front cover movably coupled to the rear cover, and at least one controlling unit disposed between the rear cover and the front cover, the controlling unit configured to control relative positions of the front cover and the rear cover based on an input value that is inputted by a user. A method of changing a shape of a mobile device includes executing a user application program; inputting an input value including at least one of an outer curvature of the mobile device and a changing-pattern of the outer curvature of the mobile device through the user application program; transmitting the input value to a driving controller; and controlling, by the driving controller, an controlling unit based on the input value. | 10-16-2014 |
| 20140312321 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device includes a first substrate having a plurality of organic light emitting structures thereon, a second substrate facing the first substrate to encapsulate the organic light emitting structures, an aperture under a lower surface of the first substrate, and an aperture controller under the lower surface of the first substrate. The organic light emitting structures define a pixel area. The second substrate has a light absorption area. The aperture corresponds to the light absorption area. The aperture controller is adjacent to the aperture. | 10-23-2014 |
| 20140313121 | EYEGLASSES ATTACHED WITH PROJECTOR AND METHOD OF CONTROLLING THE SAME - Eyeglasses including a lens unit including a pair of lenses and a frame, a supporting unit supporting the lens unit, a camera mounted on the frame, a projector mounted on the frame and configured to project content on a screen, and a processor configured to control the camera and the projector. A method of controlling eyeglasses, including generating a first projector image to be projected on a screen by a projector mounted on the eyeglasses, obtaining a camera image from a camera mounted on the eyeglasses, and generating a first user input signal by analyzing the camera image. | 10-23-2014 |
| 20140315336 | APPARATUS FOR FORMING ORGANIC LIGHT EMITTING LAYER AND METHOD OF FORMING ORGANIC LIGHT EMITTING LAYER USING THE SAME - An organic light-emitting layer forming apparatus includes a stage supporting an intermediate product of an organic light emitting device, which includes a substrate, and a pixel defining layer including first openings. The apparatus includes a first mask disposed over the stage and including second openings, and a second mask disposed over the first mask and including third openings. The second mask is movable relative to the first mask between first and second positions. The third openings do not overlap the second openings in the first position while overlapping the second openings in the second position. T he apparatus includes an inkjet head unit disposed over the second mask and supplying an organic material to the third openings of the second mask in the first position. The second mask moves to the second position to transfer the organic material through the second openings. | 10-23-2014 |
| 20140320762 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device includes a display panel having a display region and a peripheral region bent toward a back side of the display region, the display panel being movable along a direction in which an external force is applied, a touch panel on the display region of the display panel, a receiving container having a bottom and a side wall perpendicular to the bottom, the receiving container being configured to receive the display panel, at least two first buffer member on the bottom of the receiving container and spaced apart from each other, the first buffer members contacting the peripheral region of the display panel, and at least one second buffer member on the side wall of the receiving container. | 10-30-2014 |
| 20140339562 | Thin-Film Transistor Sensor and Method of Manufacturing the TFT Sensor - According to an aspect of the present invention, there is provided a thin-film transistor (TFT) sensor, including a bottom gate electrode on a substrate, an insulation layer on the bottom gate electrode, an active layer in a donut shape on the insulation layer, the active layer including a channel through which a current generated by a charged body flows, an etch stop layer on the active layer, the etch stop layer including a first contact hole and a second contact hole, and a source electrode and a drain electrode burying the first and second contact holes, the source and drain electrodes being disposed on the etch stop layer so as to face each other. | 11-20-2014 |
| 20140347286 | ELECTRONIC DEVICE, UNLOCKING METHOD THEREOF, AND ZOOMING AND TOGGLING CONTROL METHOD THEREOF - An electronic device includes a flexible touch screen including a display unit configured to display an image and a bending unit configured to sense a user bending input and a body part disposed below the flexible touch screen and including a controller configured to control a transition from a lock state to an unlock state of the flexible touch screen based on the user bending input and a memory configured to store a predefined bending action used to transition from the lock state to the unlock state of the flexible touch screen. | 11-27-2014 |
| 20140347827 | FLEXIBLE DISPLAY APPARATUSES AND METHODS OF MANUFACTURING FLEXIBLE DISPLAY APPARATUSES - A flexible display apparatus includes a main body, a rotation structure and a signal transfer portion. The main body includes a control circuit portion. The rotation structure includes a rotation body and a flexible display panel. The rotation body is capable of rotating about an axis extending in a first direction, and the flexible display panel is fixed to the rotation body. The signal transfer portion transfers a signal between the control circuit portion and the flexible display panel. A method of manufacturing the flexible display apparatus is also provided. | 11-27-2014 |
| 20140362304 | FLAT PANEL DISPLAY DEVICE - A flat panel display device includes a plurality of scan lines elongated in a direction, a plurality of data lines elongated to intersect the scan lines, a plurality of pixel devices respectively coupled to the plurality of scan lines and the plurality of data lines, a plurality of first sensing lines elongated parallel to the scan lines, a plurality of second sensing lines elongated parallel to the data lines, and a plurality of sensing devices respectively coupled to the plurality of first sensing lines and the plurality of second sensing lines. | 12-11-2014 |
| 20150028296 | WIRE GRID POLARIZER AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUS INCLUDING THE SAME - An organic light-emitting display includes a display unit configured to generate an image and a wire grid polarizer on the display unit; the wire grid polarizer includes a base substrate and a plurality of wire grids formed on the base substrate, wherein the plurality of wire grids are spaced from one another and disposed in parallel, and a first spacing between each pair of the plurality of wire grids in a first region of the base substrate and a second spacing between each pair of the plurality of wire grids in a second region of the base substrate is different. | 01-29-2015 |
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| 20110205470 | FLAT PANEL DISPLAY AND METHOD OF MANUFACTURING THE SAME - A flat panel display is disclosed. In one embodiment, the display includes a first substrate and an organic light emitting device formed over the first substrate, wherein the organic light emitting device comprises a first electrode layer, an organic light emitting layer, and a second electrode layer, and wherein the organic light emitting layer is interposed between the first and second electrode layers. The display also includes a second substrate attached to the first substrate by the use of a sealant and an In-Plane Switching (IPS) mode electrode layer formed between the first and second substrates, wherein the IPS mode electrode layer is closer to the second substrate than the first substrate, wherein the IPS mode electrode layer has first and second surfaces opposing each other, and wherein the first surface is closer to the second substrate than the first surface. The display further includes a first alignment layer formed on the second surface of the IPS mode electrode layer and a liquid crystal layer filled in a space formed between the first substrate and the second substrate, wherein at least part of the liquid crystal layer is formed over the organic light emitting device. | 08-25-2011 |
| 20120099106 | Sealing inspection device and sealing inspection method of flat panel display apparatus by using the sealing inspection device - A sealing inspection device for detecting a bonding error at a sealing region of an upper and a lower plate in a flat panel display apparatus in which the upper and lower plates are bonded to each other by a sealing member, the sealing inspection device includes a light source configured to emit light, a polarizer configured to polarize the light emitted from the light source, the polarized light being incident on and reflected from the sealing region of the flat panel display, an optical spectrum analyzer configured to analyze the light reflected from the sealing region with respect to wavelength ranges and to determine whether a bonding error exits at the sealing region, and a beam splitter configured to change a path of the reflected light toward the optical spectrum analyzer. | 04-26-2012 |
| 20120147452 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE - An organic light-emitting display device is disclosed. In one embodiment, the device includes a display unit having a plurality of pixels and an electronic ink layer for changing a distribution of charged ink particles and selectively substantially covering the pixels on the display unit. The device provides black visibility while it is powered off using an electronic ink layer operating in the same manner as a shutter so that a reduction of brightness while forming an image may be inhibited. | 06-14-2012 |
| 20120170244 | Organic Light Emitting Diode Display - An organic light emitting diode display having a display panel comprising a first substrate and a second substrate disposed facing the first substrate, the first substrate comprising a display area and a pad area, a buffer member disposed on one surface of the first substrate, the buffering member having a buffer layer and an adhesive layer formed on at least one surface of the buffer layer, and a bezel or a case accommodating the display panel and buffer member. | 07-05-2012 |
| 20120224244 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE - An organic light-emitting display device including: a first substrate; a second substrate disposed to face the first substrate; a display unit interposed between the first substrate and the second substrate and comprising an organic light-emitting device; a sealing member disposed to surround the display unit between the first substrate and the second substrate and that bonds the first substrate to the second substrate; and a filler disposed in the sealing member to cover the display unit and comprising photochromic materials, wherein the photochromic materials comprise a first photochromic material that absorbs light in a wavelength of about 470 nm to about 490 nm and a second photochromic material that absorbs light in a wavelength of about 550 nm to about 580 nm. | 09-06-2012 |
| 20120305746 | AUTO-FOCUSING APPARATUS AND AUTO-FOCUSING METHOD USING THE SAME - An auto-focusing apparatus and method, the apparatus including an emission unit, the emission unit being configured to irradiate light on the organic light-emitting display apparatus; an optical system between the organic light-emitting display apparatus and the emission unit, the optical system being configured to adjust a position of the optical system on an optical axis and focus the irradiated light on the pixel unit; a light-receiving unit, the light-receiving unit being configured to receive light reflected by the organic light-emitting display apparatus and measure an intensity and a wavelength of the reflected light; and a controller, the controller being configured to receive the intensity of light measured by the light-receiving unit, control the position of the optical system, determine that the auto-focusing apparatus is focusing light onto the pixel unit when the intensity of light received by the light-receiving unit is a maximum value, and determine the position of the optical system as an optimal focal length. | 12-06-2012 |
| 20130063022 | Organic Light Emitting Diode Display - An organic light emitting diode (OLED) display includes: a substrate; an organic light emitting element on the substrate; a thin film encapsulation layer covering the organic light emitting element; and a viewing angle compensation layer on the thin film encapsulation layer, wherein the viewing angle compensation layer corresponding to a pixel of the organic light emitting element has a plurality of sub-viewing angle compensation members. Accordingly, in the organic light emitting diode (OLED) display according to an exemplary embodiment, the viewing angle compensation layer is disposed on the thin film encapsulation layer such that optical characteristic changes such as the luminance change and the color change according to the viewing angle may be minimized or reduced. | 03-14-2013 |
| 20130168712 | Organic Light-Emitting Display Apparatus and Method of Manufacturing the Same - An organic light-emitting display apparatus includes: a substrate; a pixel electrode disposed on the substrate; a counter electrode disposed on the pixel electrode and capable of transmitting light; an organic emission layer disposed between the pixel electrode and the counter electrode so as to emit light toward at least the counter electrode; and a light-transmitting layer disposed on the counter electrode along a path of light emitted from the organic emission layer and including at least one inorganic film and organic films separated by the inorganic film. At least two of the organic films each include a first material having a first refractive index and a second material having a second refractive index. The first refractive index is greater than the second refractive index, and the first material is dispersed in the second material in the form of plurality of particles. | 07-04-2013 |
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| 20110149203 | BACKLIGHT UNIT AND DISPLAY MODULE APPLYING THE SAME - A backlight unit and a display module employing the backlight unit. The backlight unit of a display apparatus displaying an image, the backlight unit including: a light guide panel guiding light to the display apparatus; a circuit board having a plurality of light source devices mounted thereon and which is formed at a side of the light guide panel; a light leakage preventing portion including: an interval removing portion formed in the light guide panel, and an adhesive portion attached to the interval removing portion and formed on the circuit board, wherein the light leakage preventing portion is formed in a portion of the circuit board attached to the light guide panel. The light leakage preventing portion is formed in a side portion of a light guide panel. Thus, even when an adhesive portion is not formed in front of a light source device of a circuit board, a height difference between a portion of the circuit board where the adhesive portion is formed and a portion of the circuit board where the adhesive portion is not formed can be compensated, thereby improving brightness of a backlight unit and preventing light from leaking. | 06-23-2011 |
| 20110187634 | LIQUID CRYSTAL DISPLAY - A liquid crystal display is disclosed. In one embodiment, the display includes i) a liquid crystal display panel configured to display images, ii) a backlight unit configured to provide light to the liquid crystal display panel and iii) a mold frame comprising a frame main body and a plurality of first side walls, wherein the frame main body is configured to receive the backlight unit, and wherein the first side walls are formed on a top surface of the frame main body. The display may further include a bottom chassis comprising a bottom plate and a plurality of second side walls, wherein the bottom plate is configured to support the mold frame and wherein the second side walls are formed at edges of the bottom plate. The first and second side walls surround side surfaces of the liquid crystal display panel while not contacting the side surfaces, and the first and second side walls are alternately disposed along a circumferential direction of the liquid crystal display panel. | 08-04-2011 |
| 20130155032 | Display Apparatus Having Bimetal Element Which Can Be Controllably Bent - A display apparatus includes: a substrate having a display area and anon-display area; a display device formed on the display area; a bending embodiment unit formed on the non-display area and including bimetal elements; and a control unit for controlling bending of each of the bimetal elements so as to improve convenience to the user. | 06-20-2013 |
| 20130343063 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device includes a first substrate, a light emission portion on the first substrate, a second substrate separated by a predetermined distance from the light emission portion, and a refractive layer on the second substrate, the refractive layer facing the light emission portion and being configured to change an optical path of light emitted from the light emission portion. | 12-26-2013 |
| 20140021856 | FLEXIBLE ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - In one aspect, a flexible organic light-emitting display apparatus including a substrate; a display device formed on a first surface of the substrate; a thin film encapsulation layer covering the display device; and a protection film generally surrounding the substrate, the display device, and the thin film encapsulation layer, and a method of manufacturing the flexible organic light-emitting display apparatus is provided. | 01-23-2014 |
| 20140291633 | FLEXIBLE SUBSTRATE AND FLEXIBLE DISPLAY DEVICE INCLUDING THE SAME - A flexible substrate includes a flexible base substrate and a first passivation layer formed on one surface of the base substrate and made of a material having a coefficient of thermal expansion lower than that of the base substrate. | 10-02-2014 |
| 20140306985 | FLEXIBLE DISPLAY DEVICE AND METHOD OF CONTROLLING THE SAME - Provided are a flexible display device and a method of controlling the same. The flexible display device includes: a display unit including a first display area and a second display area bendable with respect to the first display area; and a control unit correcting at least one of a brightness and color coordinate of an image to be displayed in at least one of the first display area and the second display area according to a degree of bending between the first display area and the second display area. | 10-16-2014 |
| 20140347576 | DISPLAY DEVICE - In an aspect, a display device including a display panel, a first protecting film attached under the display panel, and a second protecting film attached on the second protecting film, in which at least any one of the first and second protecting films includes a retardation layer is provided. | 11-27-2014 |
| 20140362126 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND IMAGE COMPENSATION METHOD - An organic light emitting diode (OLED) display includes a substrate and a display unit. The substrate includes a flat portion and a curved portion. The display unit includes pixels configured to display an image. At least some of the pixels are disposed in association with the flat portion and at least some of the pixels are disposed in association with the curved portion. The display unit includes first driving power lines connected to the pixels disposed in association with the flat portion and second driving power lines connected to the pixels disposed in association with the curved portion. The first driving power lines are configured to transmit a first power source voltage and the second driving power lines are configured to transmit a second power source voltage. The first power source voltage and the second power source voltage are different. | 12-11-2014 |
| 20150041779 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND OPTICAL FILM - An organic light emitting diode display is provided. The organic light emitting diode display includes a flexible substrate, an organic light emitting diode disposed on the flexible substrate, a thin film encapsulator disposed on the organic light emitting diode, a plurality of low refraction protrusions disposed on at least one of a surface of the flexible substrate and the thin film encapsulator, wherein each of the low refraction protrusions is formed having an isosceles trapezoid shape, and a high refraction layer disposed covering the plurality of low refraction protrusions. | 02-12-2015 |
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| 20100102713 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - Embodiments of the present invention provide an organic light emitting display device including: a plurality of light emitting elements on a first substrate, each of the plurality of light emitting elements including a first electrode and an organic light emitting layer, and a second electrode on the plurality of light emitting elements; a second substrate facing the first substrate with the plurality of light emitting elements therebetween; spacers on the second substrate corresponding to portions of the second electrode, the portions located on spaces between the plurality of light emitting elements; and an auxiliary electrode on the spacers and contacting the second electrode. | 04-29-2010 |
| 20100207107 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device includes: a first substrate; a plurality of organic light emitting diodes on the first substrate; a plurality of spacers spaced apart from each other on sides of light emitting regions corresponding to the plurality of organic light emitting diodes; and a second substrate facing the first substrate and spaced apart from the first substrate at an interval by the plurality of spacers. | 08-19-2010 |
| 20110133634 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display device is disclosed. The device includes: a substrate; a functional layer positioned on the substrate and making constructive interference of transmitted lights; a first electrode positioned on the functional layer; an organic emission layer positioned on the first electrode; and a second electrode positioned on the organic emission layer. | 06-09-2011 |
| 20110140090 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display is disclosed. The display includes: a substrate; a first electrode positioned on the substrate; an organic emission layer positioned on the first electrode; a second electrode positioned on the organic emission layer; and a semi-transmissive layer positioned between the substrate and the first electrode and having a plurality of refractive layers having different refractive indices. | 06-16-2011 |
| 20110140139 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display is disclosed. The display includes a substrate, a first electrode placed on the substrate, an organic emissive layer placed on the first electrode, a second electrode placed on the organic emissive layer, and a refractive layer disposed between the substrate and the first electrode. The refractive layer is greater in refractive index than the first electrode. | 06-16-2011 |
| 20110140156 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display is disclosed. The display includes a first electrode, an organic emissive layer placed on the first electrode, and a second electrode having a first layer placed on the organic emissive layer and a second layer disposed between the first layer and the organic emissive layer. The second layer is higher in transmittance than the first layer. | 06-16-2011 |
| 20110168988 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An OLED display is disclosed. The display includes: a substrate main body, and an organic light emitting diode (OLED) formed on above the substrate main body, where the OLED includes: a first electrode injecting holes, a second electrode injecting electrons, an emission layer formed between the first and second electrodes, a hole injection layer (HIL) and a hole transport layer (HTL) sequentially formed between the first electrode and the emission layer, and a semi-transparent layer formed between the first electrode and the emission layer in red and green pixels. | 07-14-2011 |
| 20110204388 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME - An OLED display and a manufacturing method thereof are disclosed. The OLED display includes: a first substrate, an organic light emitting diode formed over the first substrate, the organic light emitting diode including a reflective surface configured to reflect light incident to the organic light emitting diode, a phase delay capping layer formed over the organic light emitting diode, configured to input linearly polarized light and output circularly polarized light, a second substrate disposed over the phase delay capping layer, and a polarizing plate formed over the second substrate, configured to pass through only linearly polarized light. | 08-25-2011 |
| 20110241563 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An OLED display is disclosed. The OLED display includes two substrates with organic light emitting elements therebetween. The organic light emitting elements include a second electrode in common among the organic light emitting elements, and one of the substrates includes an auxiliary electrode to connect to the common second electrode to reduce resistance in the electrical path from a power source to the second electrode. | 10-06-2011 |
| 20120097928 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display includes: a substrate including a first area and a second area; a first electrode at the first area of the substrate, and a first electrode at the second area of the substrate; a reflective electrode on the first electrode at the first area; a barrier rib on the substrate, the barrier rib having openings exposing the reflective electrode and the first electrode at the second area; an organic emission layer on the reflective electrode and the first electrode at the second area; a second electrode on the organic emission layer; and a reflective layer on the second electrode at the second area. | 04-26-2012 |
| 20120097990 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display according to an exemplary embodiment includes a display substrate on which a plurality of organic light emitting diodes are formed; a conducting material layer contacting one of electrodes included in the organic light emitting diode; an encapsulation substrate facing the display substrate; and an anti-reflective light transmission layer that is formed on a surface of the encapsulation substrate and is connected to the conducting material layer. | 04-26-2012 |
| 20120098737 | Organic light-emitting diode display device - An organic light-emitting diode (OLED) includes a substrate partitioned into a plurality of pixel regions, and a first electrode in each of the pixel regions on the substrate. The first electrode is partitioned into a first emission region and a second emission region. The OLED includes a first intermediate layer in the first emission region of the first electrode, a second intermediate layer in the second emission region of the first electrode, a second electrode interposed between the first electrode and the second intermediate layer, and a third electrode disposed on the first and second intermediate layers. Light generated by the first intermediate layer is transmitted through the first and third electrodes, and light generated by the second intermediate layer is transmitted through the third electrode. | 04-26-2012 |
| 20120267646 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME - An organic light emitting diode display includes a substrate; an organic light emitting element provided over the substrate; a thin film encapsulation layer configured to seal the organic light emitting element together with the substrate; a phase delay layer provided over the thin film encapsulation layer and contacting the thin film encapsulation layer; and a polarizing film attached to the phase delay layer and having an area smaller than that of the phase delay layer. | 10-25-2012 |
| 20140124754 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display according to the present invention includes a substrate and a plurality of pixels formed on the substrate. One pixel includes: a scan line formed on the substrate and transmitting a scan signal; a data line and a driving voltage line crossing the scan line and transmitting a data signal and a driving voltage, respectively; a switching thin film transistor connected to the scan line and the data line; a driving thin film transistor connected to a switching drain electrode of the switching thin film transistor; and an organic light emitting diode connected to a driving drain electrode of the driving thin film transistor. The plurality of pixels includes a separation pixel at which the driving voltage line is separated and a connection pixel at which the driving voltage line is connected. | 05-08-2014 |
| 20140138644 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode display includes: a substrate; a semiconductor layer formed on the substrate and including a switching semiconductor layer, a driving semiconductor layer, and a light emission control semiconductor layer spaced apart from each other; a first gate insulating layer covering the semiconductor layer; a light emission control gate electrode formed on the first gate insulating layer and overlapping the light emission control semiconductor layer; a second gate insulating layer covering the light emission control gate electrode; a switching gate electrode and a driving gate electrode formed on the second gate insulating layer and respectively overlapping the switching semiconductor layer and the driving semiconductor layer; and an interlayer insulating layer covering the switching gate electrode, the driving gate electrode, and the second gate insulating layer. A doping concentration of a channel region of the driving semiconductor layer is higher than a doping concentration of a channel region of the light emission control semiconductor layer. | 05-22-2014 |
| 20140284564 | DISPLAY APPARATUS AND METHOD MANUFACTURING THE SAME - A display apparatus includes a plurality of pixels, a signal transmission line, a pad and a buffer. The pixels display an image. The signal transmission line is electrically connected to at least one of the pixels to transmit a signal. The pad is electrically connected to the signal transmission line. The pad has greater width than the signal transmission line. The buffer is disposed between the signal transmission line and the pad. A first end of the buffer adjacent to the pad is wider than a second end of the buffer adjacent to the signal transmission line. | 09-25-2014 |
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| 20100309099 | Display device and driving method thereof - A display device includes an image processing unit and a display unit. The image processing unit applies image processing algorithms to an input video signal to generate a corrected input video signal and includes an input for a regional information signal, the regional information signal including information regarding coordinates representing location and boundaries of at least one active region in the display unit per frame and resolution of the at least one active region. The display unit displays images in accordance with the corrected input video signal. | 12-09-2010 |
| 20110254871 | DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - A display device includes a plurality of pixels, each of said plurality of pixels includes a driving transistor and a light emitting diode, a compensator to receive first and second pixel currents generated by the plurality of pixels according to first and second data voltages respectively applied to the plurality of pixels, the compensator to calculate an image data compensation amount to compensate for variations in characteristics of the driving transistor of each of said plurality of pixels and a data selector to transmit the first and second data voltages to the plurality of pixels and to transmit the first and second pixel currents to the compensator, the compensator to measure the first and second pixel currents generated as a result of the first and second data voltages corresponding to different gray scale levels and to calculate an actual threshold voltage and mobility of the driving transistor of each of the pixels, the compensator including a measurement resistor, the compensator to control a resistance value of the measurement resistor, the measurement resistor to convert the first pixel current corresponding to the first data voltage into a first measured voltage and the second pixel current corresponding to the second data voltage into a second measured voltage. | 10-20-2011 |
| 20110279436 | Display device and driving method thereof - An organic light emitting diode (OLED) display includes a display unit including a plurality of pixels, a plurality of scan lines, and a plurality of data lines, a data driver transmitting a plurality of data signals to the plurality of data lines, a scan driver transmitting a plurality of scan signals to the plurality of scan lines, a compensation controller supplying a predetermined first current to each organic light emitting diode in each of the plurality of pixels during a sensing period for measuring a driving voltage of the organic light emitting diode for each of a plurality of pixels, receiving the driving voltage of the organic light emitting diode supplied with the first current, and outputting measuring data for the transmitted driving voltage; and a signal controller compensating an input video signal according to the measuring data to generate image data. The compensation controller is separate from and external to the data driver. | 11-17-2011 |
| 20110279437 | Organic light emitting display and driving method thereof - An organic light emitting diode (OLED) display and a driving method thereof include an OLED, a driving transistor supplying a driving current to the OLED, a data line transmitting a data signal to the driving transistor, a first switch including a first electrode connected to one electrode of the OLED and a second electrode connected to the data line, and a second switch including a first electrode connected to the data line and a second electrode connected to the gate electrode of the driving transistor. The first switch is turned on such that a predetermined first current is transmitted to the OLED, the voltage of one electrode of the OLED is received through the data line, the deterioration degree of the OLED is detected according to the transmitted voltage, and the data signal transmitted to the data line is compensated according to the detected deterioration. | 11-17-2011 |
| 20110279444 | DISPLAY DEVICE TO COMPENSATE CHARACTERISTIC DEVIATION OF DRVING TRANSISTOR AND DRIVING METHOD THEREOF - A display device includes a display having a plurality of pixels, a compensator that for each of a plurality of pixels, calculates an image data compensation amount that compensates a characteristic deviation of a driving transistor of each pixel by measuring the first pixel current generated by the first data voltage and the second pixel current generated by the second data voltage obtained by amending the first data voltage, and initializes a panel capacitor that is parasitic on a plurality of data lines connected to the plurality of pixels in the measurement of the first pixel current and the measurement of the second pixel current; and a signal controller that generates an image data signal by reflecting the compensation amount of the image data. It is possible to shorten a compensation period for compensating a characteristic deviation between driving transistors, and since a data writing period in which a data signal is written in each pixel and a light emitting period in which, after the writing of the data signal corresponding to each pixel is completed, the entire pixel emits light at once, making it possible to more efficiently display the image. | 11-17-2011 |
| 20110298836 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND DRIVING METHOD THEREOF - An organic light emitting diode display is disclosed. A signal from the pixels in the display is transmitted to a circuit which compensates the image data according to the signal, which is indicative of one or more of ageing of the organic light emitting diodes, the threshold voltages of the driving transistors, and current mobility of the driving transistors. | 12-08-2011 |
| 20140098082 | PIXEL, DISPLAY DEVICE AND DRIVING METHOD THEREOF - A first reference voltage is applied to a plurality of pixels during a data writing period when data is written and a second reference voltage is applied to the plurality of pixels during a light emitting period when the plurality of pixels emit light, in which each of the plurality of pixels includes a switching transistor to transfer a data voltage applied to a data line to a first node; a driving transistor controlling a driving current flowing into an OLED according to the voltage of the first node and a first power supply voltage; and a storage capacitor including a first electrode connected to the first node and a second electrode receiving one of the first reference voltage and the second reference voltage. A difference between the first reference voltage and the second reference voltage is determined according to a threshold voltage deviation characteristic of the display unit. | 04-10-2014 |
| Patent application number | Description | Published |
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| 20100006843 | Polysilsesquioxane copolymer, polysilsesquioxane copolymer thin film including the same, organic light emitting diode display device including the same, and associated methods - A polysilsesquioxane copolymer, a polysilsesquioxane copolymer including the same, an organic light emitting diode display including the same, and associated methods, the polysilsesquioxane copolymer including a copolymer including repeating units derived from a first monomer selected from the group consisting of alkoxyphenyltrialkoxysilane, alkoxyphenylalkyltrialkoxysilane, alkoxycarbonylphenyltrialkoxysilane, and alkoxycarbonylphenylalkyltrialkoxysilane, and repeating units derived from a second monomer including an α,ω-bis(trialkoxysilyl) compound monomer. | 01-14-2010 |
| 20100045177 | LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - The present invention is to provide an organic light emitting display and a method of manufacturing the same. The light emitting display according to the present invention includes: a first substrate on which a plurality of light emitting devices having first electrodes, organic light emitting layers, and second electrodes are disposed; a second substrate disposed to face the first substrate; a dam member disposed between the first substrate and the second substrate to surround the plurality of light emitting devices; an inorganic sealing material disposed between the first substrate and the second substrate in an outer area of the dam member and attaching the first substrate to the second substrate; and a silicon filling material provided between the first substrate and the second substrate inward of the dam member to be in contact with the second electrodes. | 02-25-2010 |
| 20100045181 | LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - The present invention is to provide an organic light emitting display and a method of manufacturing the same, the light emitting display including: a first substrate on which a plurality of light emitting devices are formed; a second substrate disposed to face the first substrate; a dam member disposed between the first substrate and the second substrate to surround the plurality of light emitting devices; an inorganic sealing material disposed between the first substrate and the second substrate on an outward side of the dam member and attaching the first substrate and the second substrate; and a filling material provided between the first substrate and the second substrate on an inward side of the dam member and formed of at least one inert liquid selected from the group consisting of perfluorocarbon and fluorinert. | 02-25-2010 |
| 20100207149 | ORGANIC LIGHT-EMITTING DIODE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode (OLED) including: a substrate; a reflection layer on the substrate and including metal; a first electrode on the reflection layer and including a light transparent aluminum zinc oxide (AZO); an organic layer on the first electrode and including an emitting layer; and a second electrode on the organic layer and including a semi-permeable reflection layer. | 08-19-2010 |
| 20100301741 | ORGANIC LIGHT EMITTING DEVICE - 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. | 12-02-2010 |
| 20110121270 | ORGANIC LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting device including a substrate on which an organic light emitting unit is formed, wherein the organic light emitting unit sequentially includes a first electrode, an organic layer, and a second electrode; and a passivation layer covering the substrate and the second electrode, and a method of manufacturing the organic light emitting device. | 05-26-2011 |
| 20110121351 | Organic light emitting diode device and method of manufacturing the same - An organic light emitting diode (OLED) device and a method of manufacturing the same, the OLED device including a substrate, a first electrode on the substrate, a buffer layer on the first electrode, an emission layer on the buffer layer, and a second electrode on the emission layer, wherein the buffer layer includes a transparent conductive oxide, and a metal or metal oxide having a work function lower than a work function of the transparent conductive oxide. | 05-26-2011 |
| 20110133633 | Organic light emitting diode device - An organic light emitting diode device including a first electrode; a second electrode facing the first electrode; and an emitting layer interposed between the first electrode and the second electrode, wherein the first electrode includes an ytterbium (Yb) alloy represented by the following Chemical Formula 1: | 06-09-2011 |
| 20110309739 | ORGANIC LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting device including: a substrate; a first electrode disposed on the substrate; a second electrode disposed on the substrate and comprising silver (Ag); an emission layer between the first electrode and the second electrode; an electron injection layer between the emission layer and the second electrode and comprising a mixture of an alkali metal-containing compound and a first metal; and a capping layer disposed on the second electrode. | 12-22-2011 |
| 20120007055 | ORGANIC LIGHT EMITTING DIODE DEVICE - An organic light emitting diode device includes a first electrode, a second electrode, and an emission layer disposed between the first and second electrodes. The first electrode includes a first layer and a second layer. The first layer includes ytterbium (Yb), samarium (Sm), lanthanum (La), yttrium (Y), calcium (Ca), strontium (Sr), cesium (Cs), ruthenium (Ru), barium (Ba), or a combination thereof and having a thickness ranging from about 40 to 200 Å. The second layer includes silver (Ag), aluminum (Al), copper (Cu), chromium (Cr), or a combination thereof and having a thickness ranging from about 100 to 250 Å. | 01-12-2012 |
| 20120098108 | PASSIVATION FILM FOR ELECTRONIC DEVICE AND METHOD OF MANUFACTURING THE SAME - Disclosed are a passivation film for an electronic device having a nitride film formed on a substrate by a plasma-enhanced chemical vapor deposition (PECVD) method using a silicon-containing gas and a nitrogen-containing gas and a plasma-processed film formed by plasma processing a surface of the nitride film by a PECVD method using an NH | 04-26-2012 |
| 20120153308 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus is disclosed. In one embodiment, the display apparatus includes i) a substrate and ii) an organic light-emitting device formed on the substrate, the organic light-emitting device including a stack structure including a first electrode, an organic light-emitting layer, and a second electrode. The apparatus may further include a sealing layer formed on the substrate so as to cover the organic light-emitting device, the sealing layer including an inorganic layer and a porous layer interposed between the sealing layer and the organic light-emitting device. One embodiment can reduce a stress due to a sealing inorganic layer so as to maintain characteristics for a long time in a severe environment and not affect an organic light-emitting device. | 06-21-2012 |
| 20120154717 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING DISPLAY APPARATUS - In order to improve durability, a display apparatus includes a substrate; an encapsulation substrate facing the substrate; a display unit disposed between the substrate and the encapsulation substrate; a sealing unit disposed between the substrate and the encapsulation substrate so as to bond the substrate and the encapsulation substrate and spaced from the display unit; and a protective member formed over at least one surface among surfaces of the substrate and the encapsulation substrate, except surfaces facing the display unit. The protective member includes a base, a plurality of capsules comprising monomers, and a catalyst inducing polymerization of the monomers. | 06-21-2012 |
| 20120235171 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display includes a substrate having a plurality of organic light emitting elements thereon and a thin film encapsulation layer on the substrate. The thin film encapsulation layer covers the organic light emitting elements, and the thin film encapsulation layer includes a first porous inorganic layer and a second inorganic layer on the first porous inorganic layer. | 09-20-2012 |
| 20120256201 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - An OLED display includes: a substrate; an organic light emitting element formed on the substrate and including a first electrode, an emission layer, and a second electrode; and an encapsulation layer formed on the substrate while covering the organic light emitting element. The encapsulation layer includes an organic layer and an inorganic layer, and a protrusion and depression structure is formed in an interface between the organic layer and the inorganic layer. | 10-11-2012 |
| 20120256202 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - An organic light emitting diode (OLED) display a includes: a substrate; an organic light emitting element on the substrate and including a first electrode, a light emission layer, and a second electrode; and an encapsulation layer on the substrate while covering the organic light emitting element. The encapsulation layer includes an organic layer and an inorganic layer. A mixed area, where organic materials forming the organic layer and inorganic materials forming the inorganic layer co-exist along a plane direction of the encapsulation layer, is formed at the boundary between the organic layer and the inorganic layer. | 10-11-2012 |
| 20120256534 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - A manufacturing method of an OLED display is provided. The method includes: forming an organic emission layer and a thin film encapsulation layer covering the organic emission layer on a substrate including a pixel area and a peripheral area; adhering a laminating film including a plurality of adhesive layers and an upper protective layer that covers an upper adhesive layer from among the adhesive layers on the thin film encapsulation layer, a lower adhesive layer from among the adhesive layers contacting the thin film encapsulation layer; radiating UV light on the laminating film that corresponds to the peripheral area of the substrate to decrease adhesion between the lower adhesive layer and the thin film encapsulation layer corresponding to the peripheral area; and peeling the laminating film corresponding to the peripheral area from the thin film encapsulation layer to maintain the laminating film that corresponds to the pixel area. | 10-11-2012 |
| 20120309122 | LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - The present invention is to provide an organic light emitting display and a method of manufacturing the same. The light emitting display according to the present invention includes: a first substrate on which a plurality of light emitting devices having first electrodes, organic light emitting layers, and second electrodes are disposed; a second substrate disposed to face the first substrate; a dam member disposed between the first substrate and the second substrate to surround the plurality of light emitting devices; an inorganic sealing material disposed between the first substrate and the second substrate in an outer area of the dam member and attaching the first substrate to the second substrate; and a silicon filling material provided between the first substrate and the second substrate inward of the dam member to be in contact with the second electrodes. | 12-06-2012 |
| 20130095584 | LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - The present invention is to provide an organic light emitting display and a method of manufacturing the same, the light emitting display including: a first substrate on which a plurality of light emitting devices are formed; a second substrate disposed to face the first substrate; a dam member disposed between the first substrate and the second substrate to surround the plurality of light emitting devices; an inorganic sealing material disposed between the first substrate and the second substrate on an outward side of the dam member and attaching the first substrate and the second substrate; and a filling material provided between the first substrate and the second substrate on an inward side of the dam member and formed of at least one inert liquid selected from the group consisting of perfluorocarbon and fluorinert. | 04-18-2013 |
| 20140103309 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - In an embodiment of the present disclosure, a polymer layer is formed on a second electrode of an organic light emitting display device. | 04-17-2014 |
| 20140306195 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND MANUFACTURING METHOD THEREOF - An organic light-emitting display apparatus and a manufacturing method thereof. The organic light-emitting display apparatus includes a substrate, a display unit arranged on the substrate, a dam unit arranged at a periphery of the display unit and on the substrate and an encapsulating layer to encapsulate the display unit, wherein the encapsulating layer includes an organic film covering the display unit, and an inorganic film covering the organic film and the dam unit, and wherein a hardness of the dam unit is lower than that of the inorganic film. According to this, lateral moisture-proof characteristics of the organic light-emitting display apparatus are improved. | 10-16-2014 |
| 20150042346 | DISPLAY APPARATUS INCLUDING ENCAPSULATION FILM AND METHOD OF INSPECTING THE ENCAPSULATION FILM - A display apparatus is provided. The display apparatus includes a substrate, a display panel on the substrate, and an encapsulation film sealing the display panel. The encapsulation film includes at least one organic layer and/or at least one inorganic layer and at least one pair of conductive layers. | 02-12-2015 |
| 20150048326 | DISPLAY APPARATUS AND METHOD OF FABRICATING THE SAME - Provided is a display apparatus including: a substrate including a display area and a periphery; a display element disposed on the display area of the substrate; and an encapsulation layer including a first inorganic layer, an organic layer, and a second inorganic layer that are sequentially formed to cover the display element, wherein the organic layer includes: a first organic layer formed on of the periphery of the substrate and on the substrate; and a second organic layer formed on the first inorganic layer so as to overlap the display element. | 02-19-2015 |
