Hwang, Yongin-City
Cheol-Hee Hwang, Yongin-City KR
Patent application number | Description | Published |
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20130065131 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY COMPRISING SAME - A negative active material for a rechargeable lithium battery includes: a crystalline carbon core including pores; an amorphous carbon shell positioned on the core surface; metal nanoparticles dispersed inside the pores; and amorphous carbon inside the pores, wherein a first particle diameter difference (D50−D10) of the nanoparticles is from about 70 to about 150 nm and the second particle diameter difference (D90−D50) of the nanoparticles is from about 440 to about 520 nm. | 03-14-2013 |
Che-Ryong Hwang, Yongin-City KR
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20140001951 | FLEXIBLE DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME | 01-02-2014 |
20150024220 | FLEXIBLE SUBSTRATE, METHOD OF MANUFACTURING FLEXIBLE SUBSTRATE, FLEXIBLE DISPLAY DEVICE, AND METHOD OF FLEXIBLE DISPLAY DEVICE - A method of manufacturing a flexible substrate includes providing a support, forming an auxiliary layer including a silicon-containing material and a gold (Au) particle on the support, forming a polymer thin film on the auxiliary layer, and removing the support after forming the polymer thin film. | 01-22-2015 |
Dae-Hyun Hwang, Yongin-City KR
Patent application number | Description | Published |
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20140002975 | DISPLAY DEVICE, AND METHOD AND APPARATUS FOR MANUFACTURING THE SAME | 01-02-2014 |
20150321442 | DISPLAY DEVICE, AND METHOD AND APPARATUS FOR MANUFACTURING THE SAME - A display device includes a cover window including a curved portion, and a panel member laminated on the cover window. A method of manufacturing a display device includes mounting a cover window including a curved portion on a first jig including a curved portion, mounting a panel member on a second jig that conforms to a surface of the first jig, and laminating the cover window to the panel member by moving a first one of the first jig or the second jig to a first other one of the first jig or the second jig. An apparatus for manufacturing a display device includes a first jig including a mount surface that is partially curved to conform to a surface of a cover window, a second jig including a surface conforming to the mount surface and configured to contact a panel member, and a driving unit. | 11-12-2015 |
Dai-Hyun Hwang, Yongin-City KR
Patent application number | Description | Published |
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20140345791 | LAMINATING DEVICE AND LAMINATING METHOD USING THE SAME - A laminating apparatus and method are disclosed. The laminating device includes a first jig, a second jig facing the first jig, an auxiliary film fixing unit and a driving unit. A partially curved cover window is seated on the first jig. An auxiliary film and a panel member are seated on the second jig so as to be flat. The driving unit linearly moves at least one of the first and second jigs. | 11-27-2014 |
Eui-Hoon Hwang, Yongin-City KR
Patent application number | Description | Published |
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20100001287 | Thin film transistor, method of fabricating the same, and organic light emitting diode display device including the same - A thin film transistor (TFT), including a crystalline semiconductor pattern on a substrate, a gate insulating layer on the crystalline semiconductor pattern, the gate insulating layer having two first source/drain contact holes and a semiconductor pattern access hole therein, a gate electrode on the gate insulating layer, the gate electrode being between the two first source/drain contact holes, an interlayer insulating layer covering the gate electrode, the interlayer insulating layer having two second source/drain contact holes therein, and source and drain electrodes on the interlayer insulating layer, each of the source and drain electrodes being insulated from the gate electrode, and having a portion connected to the crystalline semiconductor pattern through the first and second source/drain contact holes. | 01-07-2010 |
20110164214 | DISPLAY DEVICE - A display device includes a substrate, an insulation layer arranged on the substrate and spaced apart from the substrate and including a plurality of stepped portions recessed from a top surface, a first line arranged on the top surface of the insulation layer and a second line comprised of a same material as the first line and being arranged in the stepped portions and having a level difference from the first line. | 07-07-2011 |
20120171823 | METHOD OF FABRICATING THIN FILM TRANSISTOR - A thin film transistor (TFT), including a crystalline semiconductor pattern on a substrate, a gate insulating layer on the crystalline semiconductor pattern, the gate insulating layer having two first source/drain contact holes and a semiconductor pattern access hole therein, a gate electrode on the gate insulating layer, the gate electrode being between the two first source/drain contact holes, an interlayer insulating layer covering the gate electrode, the interlayer insulating layer having two second source/drain contact holes therein, and source and drain electrodes on the interlayer insulating layer, each of the source and drain electrodes being insulated from the gate electrode, and having a portion connected to the crystalline semiconductor pattern through the first and second source/drain contact holes. | 07-05-2012 |
Gyeong-Hui Hwang, Yongin-City KR
Patent application number | Description | Published |
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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 |
Han Ho Hwang, Yongin-City KR
Patent application number | Description | Published |
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20090229943 | CLUTCH ACTUATOR - A clutch actuator is configured to change operational force applied to a clutch in cases that a worm wheel is rotated by a motor. The clutch actuator may include a motor provided with a rotatable worm shaft, a screw thread formed along an exterior circumference of the worm shaft, a worm wheel provided with a worm gear engaging the screw thread, and a cam recess, an operation rod mounted to the worm wheel, the operation rod configured to engage or release a clutch, and/or a rotatable operation unit disposed within the cam recess, and configured to apply elastic force to the worm wheel. Methods of using the clutch actuator are also described. | 09-17-2009 |
Heechul Hwang, Yongin-City KR
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20160133172 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - An organic light-emitting display device includes: a display panel comprising a plurality of pixels, wherein each of the plurality of pixels comprises an organic light-emitting diode (OLED) configured to emit light of one color from among a plurality of colors comprising red, green, and blue; a degradation determiner configured to determine a degree of degradation of the OLED from a value of accumulated image data that is input to each of the plurality of pixels; a current sensor configured to apply a sensing voltage to the OLED and to measure a current corresponding to the sensing voltage; and a degradation calculator configured to calculate an amount of degradation of the OLED from the current measured by the current sensor. | 05-12-2016 |
20160133193 | DISPLAY APPARATUS, METHOD AND APPARATUS FOR CONTROLLING THE SAME - A display control method of controlling a display operation of a display panel which includes a plurality of pixels arranged in a column direction and a row direction. A plurality of pixels include a plurality of sensing pixels, of which electrical values are sensed, and a non-sensing pixel that is not a sensing pixel. The display control method includes accumulating image data values respectively input to the plurality of pixels to obtain deterioration information for each pixel, obtaining an electrical value of each of the plurality of sensing pixels, determining an electrical value of the non-sensing pixel, based on the deterioration information and an electrical value of each sensing pixel, and controlling the display operation of the display panel, based on electrical values of the plurality of pixels. | 05-12-2016 |
Hee-Chul Hwang, Yongin-City KR
Patent application number | Description | Published |
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20100097349 | METHOD AND APPARATUS FOR DETECTING TOUCH POINT - A method of detecting a touch point includes detecting an edge image of a finger image from an input image, generating a touch point image utilizing the detected edge image, and calculating coordinates of the touch point from the touch point image. The touch point image may be generated by setting a center at a position separated by a set distance in a gradient direction with respect to a position where the edge image is detected, and generating the touch point image by summing up gradient magnitude values with respect to a set area based on the set center. The coordinates of multiple touch points may be calculated by updating coordinates of the multiple touch points according to the gradient magnitude values accumulatively summed up in the multiple touch points based on a comparison between the coordinates of the multiple touch points and the set distance. | 04-22-2010 |
20100283756 | METHOD AND APPARATUS FOR RECOGNIZING TOUCH - A method for recognizing a touch of an object on a display device including optical sensors, the method including: detecting a touch of an object by utilizing a contact-detecting layer in the display device; generating an image of the touch of the object corresponding to sensor signals sensed by the optical sensors; detecting touch points corresponding to the image of the touch of the object; and determining information of the touch of the object based on the detected touch points. | 11-11-2010 |
20110057908 | LIQUID CRYSTAL DISPLAY DEVICE WITH A BUILT IN TOUCH SCREEN - A liquid crystal display device having a built in touch screen including a first substrate having pixel units comprising: a plurality of pixels displaying an image and sensor regions having light sensors formed adjacent to the corresponding pixel units to sense a position of a contacted object; a second substrate disposed on the first substrate, comprising: color filters formed on regions corresponding to the pixel units and first black matrices formed on regions corresponding to the sensor regions of the pixel units; a liquid crystal layer interposed between the first substrate and the second substrate; and a backlight assembly disposed on a bottom portion of the first substrate and providing light to the first substrate and the second substrate. The liquid crystal display device with the built in touch screen determines a point of contact on the touch screen. | 03-10-2011 |
20110080357 | LIQUID CRYSTAL DISPLAY WITH BUILT-IN TOUCH SCREEN - A liquid crystal display (LCD) with a built-in touch screen includes: a first substrate including a pixel area having a plurality of pixels and a sensor area having a plurality of photosensors; a second substrate positioned over the first substrate, and including a color filter, a light receiving portion, a transparent electrode layer, and a front polarizing plate; an LCD panel including a liquid crystal layer interposed between the first and second substrates; and a touch screen driver circuit to sense a capacitance variation provided through a first sensing line connected to the transparent electrode layer when an object is in contact with the LCD panel, and to output position information of the object, sensed by using optical information sensed through a second sensing line connected the plurality of photosensors when the capacitance variation is greater than or equal to a predetermined threshold value. | 04-07-2011 |
20110080358 | LIQUID CRYSTAL DISPLAY WITH BUILT-IN TOUCH SCREEN - A liquid crystal display (LCD) with a built-in touch screen includes: a first substrate including a sensor area having a plurality of photosensors; a second substrate positioned over the first substrate, and including a color filter, a light receiving portion, and a transparent electrode layer and a front polarizing plate; an LCD panel including a liquid crystal layer interposed between the first and second substrates; a touch screen driver circuit to measure a capacitance variation sensed through a first sensing line connected to the transparent electrode layer and to calculate a touch area using optical information sensed through a second sensing line connected to the photosensors when a contact object is in contact with the LCD panel, and to output position information of the contact object, sensed by determining whether a touch occurs and whether a multi-touch occurs using the capacitance variation and the touch area. | 04-07-2011 |
20110096027 | Sensor scan drivers, flat panel displays with built-in touch screen including such a sensor scan driver, and methods of driving such flat panel displays - A sensor scan driver may include a shift register unit for driving photodiodes, a transmission gate unit for changing a voltage range of sensor scan signals generated by the shift register unit, and a buffer unit for supplying the sensor scan signals supplied from the transmission gate unit to the photodiodes, wherein the transmission gate unit includes first and second transmission gates, each including an electrode adapted to receive an output signal of the shift register unit, another electrode adapted to receive the inverted output signal of the shift register unit, an input terminal coupled to first and second power sources, respectively, and an output terminal coupled to an output terminal of the transmission gate unit. | 04-28-2011 |
20110102365 | FLAT PANEL DISPLAY WITH BUILT-IN TOUCH SCREEN AND A METHOD OF DRIVING THE SAME - A flat panel display (FPD) with a photo sensor type built-in touch screen capable of performing a scan operation. The FPD with the built-in touch screen includes a plurality of unit pixels disposed in a display region of the FPD and arranged in pixel groups and photo sensors adjacent to the unit pixels of the respective pixel groups. In a scan operation mode, the plurality of unit pixels in each of the pixel groups sequentially emit light to perform a scan operation using the light emitted from the unit pixels and reflected by a scan object to be scanned to be incident on the photo sensors. | 05-05-2011 |
20110193798 | APPARATUS FOR TOUCH SENSING, DISPLAY DEVICE, AND OPERATING METHOD FOR THE SAME - A touch sensing apparatus includes: a sense unit connected to a sense scan line and a sense line; a location detection unit that detects a location of a touch from a sense signal transmitted from the sense unit through the sense line; and a determination and trigger unit that determines whether a touch is sensed from the sense signal, generates a trigger signal that instructs whether or not to operate the location detection unit, and transmits the trigger signal to the location detection unit. The determination and trigger unit includes a logic operation circuit that generates a trigger signal for operation of the location detection unit when the sense signal implies that a touch is sensed while a sense driving signal is applied to at least one of a plurality of sense scan lines. The location detection unit is operated at a minimum to minimize power consumption. | 08-11-2011 |
20120182235 | TOUCH SENSING METHOD, RECORDING MEDIUM IN WHICH PROGRAM FOR REALIZING THE SAME IS RECORDED, AND TOUCH SENSING SYSTEM - A touch sensing method for a touch screen including an image display device with a touch-sensitive screen. The method includes a filtering process that includes calculating an output signal of an n | 07-19-2012 |
20120313866 | TOUCH SCREEN PANEL - A touch screen panel is disclosed. The touch screen panel includes a pixel unit, a touch sensing unit, and a data driver configured to provide data voltages to the pixel unit and to provide driving signals to the touch sensing unit. | 12-13-2012 |
20130106735 | Touch Sensing System and Driving Method Thereof | 05-02-2013 |
20130154965 | TOUCH DETECTION SYSTEM AND DRIVING METHOD THEREOF - A touch sensing system for detecting at least one touch is provided. The touch sensing system includes a touch sensing unit having a plurality of touchable regions for outputting sensing signals of the at least one touch, an operating unit for determining difference values between the sensing signals and a baseline value, a group setting unit for grouping ones of the regions in which the difference values exist into one or more groups, and a threshold value determining unit for determining maximum difference values from the groups to determine first threshold values of the groups corresponding to the determined maximum difference values. The touch sensing system increases the correctness of the touch detection by adaptively changing the first threshold value in accordance with the touch strength. A method of driving the touch sensing system is also provided. | 06-20-2013 |
20140198028 | DISPLAY PANEL DRIVER, METHOD OF DRIVING DISPLAY PANEL USING THE SAME AND DISPLAY APPARATUS HAVING THE SAME - A display panel driver including a moving image determining part, a sensing part and a dithering part. The moving image determining part determines whether an input image data represents a moving image or a static image. The sensing part senses a movement of a display apparatus or a user of the display apparatus. The dithering part performs a dithering operation to the input image data when the input image data represents the moving image or when at least one of the display apparatus and the user moves when the input image data represents the static image. | 07-17-2014 |
20140210737 | MOBILE DEVICE AND METHOD FOR OPERATING THE SAME - A mobile device including a first display, a second display, a foldable coupling portion for coupling the first display to the second display, an angle sensing unit for sensing a folding angle between the first display and the second display, a direction-of-sight sensing unit for sensing a direction of sight of a user, and a controller for determining whether to use a touch input sensed by either the first display or the second display based on the sensed folding angle and the sensed direction of sight. | 07-31-2014 |
20140240366 | DISPLAY DEVICE FOR REDUCING DYNAMIC FALSE CONTOUR - A display device with reduced dynamic false contouring effect is disclosed. In one aspect, the device includes a display unit including a plurality of pixels and a timing controller. The timing controller is configured to determine a grayscale value of an image frame based on a grayscale distribution of the image frame. The controller is further configured to determine an arrangement of sub-frames as a driving mode based on the determined grayscale. | 08-28-2014 |
Ho-Ryong Hwang, Yongin-City KR
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20130202935 | BATTERY PACK - A battery pack includes a battery holder, a plurality of battery cells, and a case. The battery holder has accommodating holes for respectively accommodating the plurality of battery cells on a first side and at least one concave groove formed by removing one portion of the battery holder on a lateral side. The battery holder further has a plurality of first coupling members formed on a second side. The case substantially covers the battery holder having the plurality of battery cells accommodated therein. A first portion of the case has at least one coupling rib coupled to the concave groove. A second portion of the case has at least one second coupling member coupled to the first coupling member. | 08-08-2013 |
Hyeon-Deuk Hwang, Yongin-City KR
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20140017451 | ADHESIVE, ADHESIVE TAPE, AND DISPLAY DEVICE - An adhesive includes an acrylic copolymer synthesized from a composition including a solution polymerizable acryl-based monomer, a vinyl-based monomer that is copolymerizable with the solution polymerizable acryl-based monomer, a β-carboxylethyl acrylate monomer, and a reaction initiator, and a compound including at least three epoxy functional groups. | 01-16-2014 |
20150053943 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME - An organic light emitting diode device includes a display panel; a polarizing plate on the display panel; a first pressure adhesive layer between the display panel and the polarizing plate; a touch panel on the polarizing plate; a second pressure adhesive layer between the polarizing plate and the touch panel; a window on the touch panel; and a third pressure adhesive layer between the touch panel and the window. | 02-26-2015 |
20150202853 | METHOD FOR FABRICATING WINDOW MEMBER - A method for fabricating window member may include preparing a transparent polymer film, disposing a light curable adhesive layer on a surface of the transparent polymer film, disposing a transparent substrate on the light curable adhesive layer, the transparent substrate including a transmitting region and a non-transmitting region, and curing the light curable adhesive layer by light irradiation. The light curable adhesive layer may include a transparent adhesive. A storage modulus of the transparent adhesive may be greater than or equal to about 10 | 07-23-2015 |
20150208537 | METHOD FOR FABRICATING WINDOW MEMBER - A method for fabricating a window member is provided. A transparent substrate including a transmitting region and a non-transmitting region may be prepared. A light curable adhesive layer may be disposed on the transparent substrate. A plurality of micro patterns may be disposed on the transparent substrate or the light curable adhesive layer in the non-transmitting region. The light curable adhesive layer may be cured by light irradiation. The light curable adhesive layer may include a transparent adhesive. A storage modulus of the transparent adhesive may be greater than or equal to about 10 | 07-23-2015 |
20150285975 | WINDOW MEMBER AND DISPLAY DEVICE INCLUDING THE SAME - A window member for a display device includes a base substrate having a light transmission area and a light blocking area adjacent to the light transmission area. A light blocking layer is disposed on one surface of the base substrate in the light blocking area. The light blocking layer includes a light blocking base capable of blocking light; and a heat radiating pigment dispersed on the light blocking base. | 10-08-2015 |
Hyunbeen Hwang, Yongin-City KR
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20160141551 | ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY, ELECTRONIC DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE OLED DISPLAY - An organic light-emitting diode (OLED) display, electronic device including the same and method of manufacturing the OLED display are disclosed. In one aspect, the OLED display includes a first plastic layer, a first barrier layer formed over the first plastic layer and a first intermediate layer formed over the first barrier layer. The OLED display also includes a second plastic layer formed over the first intermediate layer, a second intermediate layer formed over the second plastic layer and a second barrier layer formed over the second intermediate layer. The OLED display further includes an OLED layer formed over the second barrier layer and a thin-film encapsulation layer encapsulating the OLED layer. | 05-19-2016 |
Hyun-Been Hwang, Yongin-City KR
Patent application number | Description | Published |
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20120154257 | DISPLAY DEVICE AND METHOD OF CRYSTALLIZING THE SAME - A display device includes an active region including a plurality of unit pixels, the unit pixels including first circuit regions and image display regions, first peripheral regions adjacent to the active region, the first peripheral region including a plurality of second circuit regions, the first circuit regions and the second circuit regions being arranged along same virtual straight lines, and second peripheral regions adjacent to the active region, the second peripheral region including a plurality of third circuit regions. | 06-21-2012 |
20120299000 | THIN FILM TRANSISTOR, METHOD OF MANUFACTURING THE SAME, AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS - A thin film transistor (TFT) having an active layer pattern, the active layer pattern including a first active layer pattern extending in a first direction; a second active layer pattern extending in the first direction and parallel to the first active layer pattern; and a third active layer pattern connecting a first end of the first active layer pattern to a first end of the second active layer pattern. | 11-29-2012 |
20130026477 | FLAT PANEL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A flat panel display device includes a substrate having an emission area in which an image is displayed and a pad area that is outside of the emission area, a semiconductor layer on the substrate, and the semiconductor layer has crystallization areas and amorphous areas. An electrostatic protecting circuit is on a portion of at least one of the amorphous areas corresponding to the pad area, and a panel circuit unit is on a portion of at least one of the crystallization areas corresponding to the pad area. | 01-31-2013 |
20140354141 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND MANUFACTURING METHOD THEREOF - An organic light emitting display apparatus includes a pixel part including a pixel electrode, a light emitting layer and an opposite electrode, and a contact part in which the opposite electrode contacts a power line, wherein a first thickness of the opposite electrode in the pixel part is different from a second thickness of the opposite electrode in the contact part. | 12-04-2014 |
Hyun-Min Hwang, Yongin-City KR
Patent application number | Description | Published |
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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 |
20150236297 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus includes a first substrate, a display unit defining an active area on the first substrate and including an insulating layer, a second substrate on the display unit, one or more signal lines outside the active area and on the insulating layer, and a sealant between the first substrate and the second substrate. The sealant bonds the first substrate and the second substrate, and covers at least a portion of the signal lines. | 08-20-2015 |
20150261365 | DISPLAY DEVICE - A display device includes: a substrate on which a display unit is formed and an encapsulation unit for sealing the substrate; a touch screen panel formed on the encapsulation unit; a window cover provided on the touch screen panel; an alignment key for aligning positions of the display panel and the window cover; and a sealing portion disposed between the substrate and encapsulation unit. An area expansion portion is formed in a position of the sealing portion corresponding to the alignment key. | 09-17-2015 |
20150372253 | DISPLAY DEVICE - A display device including a display substrate, the display substrate including an active area including a display unit that displays an image, a circuit area extending from the active area toward an exterior of the display device, and a cell seal area extending from the circuit area toward an exterior of the display device; an encapsulation substrate covering the display substrate; and a sealing portion between the display substrate and the encapsulation substrate, wherein the sealing portion includes a first sealing portion on the cell seal area, and a second sealing portion on the circuit area and extending from the first sealing portion. | 12-24-2015 |
Hyun Sik Hwang, Yongin-City KR
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20140313181 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A controller controls the driving frequency and voltages for a display device. If image data corresponds to a moving picture, the controller drives a data driver and a gate driver at a moving picture frequency. If image data corresponds to a still image, drives the data driver and the gate driver at a still image frequency lower frequency than the moving picture frequency. When the still image is to be displayed, the signal controller also controls leakage current of a thin film transistor of a pixel based on a representative value of the image data, such that positive leakage current applied for a positive data voltage is equal to negative leakage current applied for a negative data voltage. | 10-23-2014 |
20140313236 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device configured to consume less power is disclosed. In one aspect, the display device includes a display panel comprising a pixel connected to a gate line and a data line, a data driver connected to the data line to apply a data voltage, and a gate driver connected to the gate line to sequentially apply a gate-on voltage. The display device additionally includes a signal controller configured to determine image data as corresponding to one of a motion picture, a still image, and a text screen. Furthermore, the signal controller is configured to drive the display panel, the data driver, and the gate driver at one of a motion picture frequency for displaying the motion picture, a still image frequency lower than the motion picture frequency for displaying the still image, and an ultra-low frequency of about 10 Hz or less for displaying the text screen. | 10-23-2014 |
20150145898 | DISPLAY DEVICE AND DRIVING CIRCUIT THEREOF - A display device and a driving circuit thereof are disclosed. In one aspect, the display device includes a display panel, a gamma reference voltage generator, a data driver and a driving controller. The display panel includes a plurality of pixels, each pixel including first and second sub-pixels. The gamma reference voltage generator generates one or more first gamma reference voltages each having a high gamma value greater than a reference gamma value, and one or more second gamma reference voltages each having a low gamma value less than the reference gamma value. The data driver generates a data voltage based at least in part on one or more of the first and second gamma reference voltages, and provides the data voltage to the first and second sub-pixels. The driving controller determines a gamma value and a data voltage output pattern according to a driving method of the display panel. | 05-28-2015 |
In-Jae Hwang, Yongin-City KR
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20150077666 | LIQUID CRYSTAL LENS AND STEREOSCOPIC DISPLAY DEVICE INCLUDING THE SAME - A liquid crystal lens includes a first lens electrode, a second lens electrode, bus lines, and a contact portion. The first lens electrode is disposed in at least a display area of the liquid crystal lens. The second lens electrode is disposed in at least the display area. The bus lines are disposed in a peripheral area of the liquid crystal lens, the peripheral area being disposed outside the display area, the first lens electrode and the second lens electrode being connected to respective ones of the bus lines. The contact portion overlaps the bus lines and electrically connects the respective bus lines to the first lens electrode and the second lens electrode. | 03-19-2015 |
20150138479 | DISPLAY DEVICE - A display device improves horizontal crosstalk and an aperture ratio, and includes: a substrate; a gate line and a data line formed on the substrate; a thin film transistor connected to the gate line and the data line; a pixel electrode connected to the thin film transistor; a light block overlapping the thin film transistor on the pixel electrode; a light block passivation layer overlapping the thin film transistor and the data line on the light block; a common electrode formed on the pixel electrode, spaced apart from the pixel electrode with a plurality of microcavities interposed therebetween; a roof layer formed on the common electrode; an injection hole exposing a part of each of the plurality of microcavities; a liquid crystal layer filling the plurality of microcavities; and an encapsulation layer formed on the roof layer covering the injection hole to seal the microcavity. | 05-21-2015 |
20160116804 | DISPLAY DEVICE - A display device includes a first substrate comprising a pixel area a first pixel electrode on the pixel area and a second pixel electrode overlapping the first pixel electrode; a second substrate including a common electrode and facing the first substrate; and a liquid crystal layer between the first substrate and the second substrate. The first pixel electrode includes first and second sides parallel to a side of the pixel area; third and fourth sides respectively extending from first ends of the first and second sides, inclined with respect to the first and second sides and parallel to each other; and fifth and sixth sides parallel to each other, and connecting the second and first sides with the third and fourth sides, respectively. An acute angle between each of the third to sixth sides, with respect to the first and second sides, exceeds about 135 degrees. | 04-28-2016 |
In-Seok Hwang, Yongin-City KR
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20120006677 | Cleaning Device - A cleaning device includes a cleaning solution tank filled to a predetermined height with an electrolyte solution, a negative electrode provided inside the cleaning solution tank, a metal jig mounted with a metal mask used to manufacture an organic light emitting diode (OLED) display to one side for guiding the metal mask to be connected to the negative electrode, positive electrodes installed at predetermined intervals inside the cleaning solution tank with along with a metal mask, and a rectifying device electrically connected to the negative electrode and the positive electrodes. | 01-12-2012 |
Insun Hwang, Yongin-City KR
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20160079562 | PROTECTIVE SHEET AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS INCLUDING THE SAME - A protective sheet, including a base substrate; and a plurality of protective units on a first surface of the base substrate and spaced apart from each other, each of the plurality of protective units including a pillar protruding from the first surface of the base substrate perpendicularly to the first surface, and a hard coating layer on lateral surfaces of the pillar, the plurality of protective units being elastically bendable and hard coating layers of neighboring protective units overlapping each other when the plurality of protective units are bent. | 03-17-2016 |
20160108283 | WINDOW FOR DISPLAY DEVICE AND DISPLAY DEVICE INCLUDING THE WINDOW - A window for a display device and a display device including the window, the window including a base member; and a coating layer, the coating layer being formed on at least one surface of the base member and including core particles; and at least one polymer ligand, the polymer ligand being grafted onto surfaces of the core particles and bonds the core particles to the base member. | 04-21-2016 |
In-Sun Hwang, Yongin-City KR
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20150137101 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device includes a scan line, a data line, a power supply line, and a pixel. The scan line extends in one direction. The data line crosses the scan line. The power supply line crosses the scan line and the data line. The pixel is electrically coupled to the scan line, the data line, and the power supply line. The pixel includes an organic light emitting diode including a first electrode on a substrate, an organic layer on the first electrode, and a second electrode on the organic layer. The pixel further includes at least two domains configured to radiate light in directions different from each other. | 05-21-2015 |
20150195936 | WINDOW PANEL AND DISPLAY DEVICE INCLUDING THE SAME - A window panel includes a plurality of unit patterns arranged along a first direction, each of the plurality of unit patterns having a base surface portion, a plurality of inclined portions, the plurality of inclined portions being inclined upwardly from the base surface portion, and a top portion disposed at a top of the inclined portions, wherein a lower edge of a first inclined portion of each unit pattern of the plurality of unit patterns adjoins a lower edge of a second inclined portion of a neighboring unit pattern. | 07-09-2015 |
20150355384 | DISPLAY WINDOW FOR DISPLAY APPARATUS AND DISPLAY APPARATUS INCLUDING THE SAME - Provided is a display window for a display apparatus, the display window including a base plate; a plurality of first coating patterns on an entire first surface of the base plate spaced from one another; and a plurality of second coating patterns on an entire second surface of the base plate spaced from one another and corresponding to the first coating patterns. A width of each of the first coating patterns is less than a width of a corresponding second coating pattern. | 12-10-2015 |
Jaehoon Hwang, Yongin-City KR
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20160133880 | ORGANIC LIGHT-EMITTING DEVICE AND METHOD OF FABRICATING THE SAME - Provided is an organic light-emitting device including: a substrate; an anode on the substrate; an organic layer on the anode and including an emission layer; a cathode on the organic layer; an optical auxiliary layer on the cathode; and a capping layer on the optical auxiliary layer, wherein, in a visible light region, the optical auxiliary layer has a lower refractive index and a higher absorption coefficient as the capping layer. | 05-12-2016 |
Jae-Kwon Hwang, Yongin-City KR
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20140124746 | THIN FILM TRANSISTOR, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE THEREWITH - A thin film transistor includes a gate electrode on a substrate, the gate electrode including a wire grid pattern, an active layer on the substrate, a gate insulating film between the gate electrode and the active layer, and a source electrode and a drain electrode connected to the active layer. | 05-08-2014 |
Jae-Young Hwang, Yongin-City KR
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20140191207 | SILICON-BASED COMPOUND AND ORGANIC LIGHT EMITTING DIODE COMPRISING THE SAME - A silicon based compound and an organic light-emitting diode including the same. | 07-10-2014 |
Jeong-Ho Hwang, Yongin-City KR
Patent application number | Description | Published |
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20110187956 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display (LCD) including: a display panel; a backlight unit to radiate light to the display panel; a mold frame surrounding the backlight unit and supporting the display panel; a housing to receive the display panel, backlight unit, and mold frame; and a resin unit provided between the display panel and the housing. A receiving groove is formed below the resin unit, by sloped surfaces of the mold frame and side walls of the housing. | 08-04-2011 |
20110304812 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A display device including a display panel to display an image on a display surface of the display panel; a transparent protective member arranged on the display surface; a dam unit that is interposed between the display panel and the transparent protective member and is formed adjacent to the edges of the display panel; and a transparent filling layer that fills a space formed by the display panel, the transparent protective member, and the dam unit, wherein walls of the dam unit are outward bent in a direction extending from an inside of the display panel to an outside of the display panel. | 12-15-2011 |
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 |
20120154710 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display device is disclosed. In one embodiment, the device includes: a panel having a first substrate and a second substrate with a liquid crystal layer interposed therebetween, and a first polarizing plate and a second polarizing plate, respectively, attached on the exterior surfaces of the first substrate and the second substrate. The device may further include a driving chip installed in a boundary of the first substrate at the opposite surface of the first substrate onto which the first polarizing plate is attached, wherein the first polarizing plate covers the boundary of the first substrate and has a cut portion corresponding to the first substrate in which the driving chip is installed. | 06-21-2012 |
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 |
20140043558 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display device includes a liquid crystal panel, a backlight unit that faces the liquid crystal panel and that includes a light source, a light guide plate, and an optical sheet unit, a mold frame that encloses the backlight unit and that includes a main body part and a protrusion, which protrusion is disposed between the liquid crystal panel and the backlight unit and protrudes from the main body part in a lateral direction, and an adhesive member that bonds the mold frame to the liquid crystal panel. | 02-13-2014 |
20140159569 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display that includes: a display panel that displays an image; a cover window that is positioned at the outside of a display surface of the display panel; a buffer member that is positioned at a rear surface of the display panel; and a set frame that encloses a rear surface and a side surface of the display panel at a predetermined distance from the buffer member. A distance between the buffer member and the set frame increases as receding from a central portion of the display panel. | 06-12-2014 |
20140377508 | COVER WINDOW AND APPARATUS AND METHOD FOR MANUFACTURING THE COVER WINDOW - Provided are a cover window and an apparatus and method for manufacturing the cover window. The cover window includes a film layer having at least one bent portion, a resin layer having at least one bent portion, and an adhesive layer disposed between the film layer and the resin layer and adhering the film layer and the resin layer. | 12-25-2014 |
20150017393 | WINDOW FOR DISPLAY DEVICE, DISPLAY DEVICE INCLUDING THE SAME, AND MANUFACTURING THE SAME - The present disclosure relates to a curved window, a method for manufacturing the same, and a display device including the same. The curved window for a display device includes a curved polymer resin layer, a high-hardness film over the curved polymer resin layer, and a curved metal film under the curved polymer resin layer. | 01-15-2015 |
Jinho Hwang, Yongin-City KR
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20140368772 | DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A display panel includes a display substrate and a reflection prevention pattern. The display substrate includes a first substrate, a plurality of signal lines on an inner surface of the first substrate, and a plurality of pixels coupled to corresponding ones of the signal lines. The reflection prevention pattern is on an outer surface of the first substrate and overlaps the signal lines. | 12-18-2014 |
Jinsoo Hwang, Yongin-City KR
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20150303384 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound and an organic light-emitting device, the condensed cyclic compound being represented by one of the following Formulae 1 or 2: | 10-22-2015 |
20150318490 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING THE SAME - A condensed cyclic compound represented by Formula 1 and an organic light-emitting device including the condensed cyclic compound are provided; | 11-05-2015 |
20160043330 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes at least one organometallic compound represented by Formula 1, below, and at least one condensed cyclic compound represented by Formula 40, below: | 02-11-2016 |
20160049590 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound and an organic light-emitting device, the compound being represented by Formula 1 below: | 02-18-2016 |
Jin-Soo Hwang, Yongin-City KR
Patent application number | Description | Published |
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20140306197 | COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING THE SAME - Provided are a compound of Formula 1 and an organic light-emitting device including the compound of Formula 1: | 10-16-2014 |
20140367657 | HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A heterocyclic compound, an organic light-emitting device, and a flat panel display apparatus, the compound being represented by Formula 1, below: | 12-18-2014 |
20150053937 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device including a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer and any one of a hole injection layer, a hole transport layer, or a functional layer having hole injection and hole transport abilities, wherein the emission layer includes an organic metal complex represented by Formula 1 herein, and wherein the hole injection layer, the hole transport layer, or the functional layer having hole injection and hole transport abilities includes a compound represented by Formula 2 or 3 herein. | 02-26-2015 |
20150090962 | ORGANIC LIGHT-EMITTING DEVICE - In an aspect, an organic light-emitting device is provided. | 04-02-2015 |
20150207084 | ORGANIC LIGHT-EMITTING DEVICES - An organic light-emitting device including a first electrode; a second electrode opposite to the first electrode; an emission layer between the first electrode and the second electrode; and a hole transport region between the first electrode and the emission layer, wherein the emission layer includes at least one organometallic compound represented by Formula | 07-23-2015 |
20150228911 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound is represented by Formula 1. An organic light-emitting device includes the condensed cyclic compound represented by Formula 1. | 08-13-2015 |
20150236264 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode; an electron transport region disposed between the emission layer and the second electrode; and a hole transport region disposed between the first electrode and the emission layer, wherein the electron transport region comprises at least one of an electron transport material represented by Formula 1 below; and the hole transport region comprises at least one of a hole transport material represented by Formula 2 or 3 below: | 08-20-2015 |
20150236265 | INDENE-BASED COMPOUNDS AND ORGANIC LIGHT-EMITTING DEVICES COMPRISING THE SAME - An indene-based compound and an organic light-emitting device including the same, the compound being represented by Formula 1: | 08-20-2015 |
20150263289 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound is represented by Formula 1, and an organic light-emitting device includes the condensed cyclic compound. The organic light-emitting device includes a first electrode, a second electrode facing the first electrode, and an organic layer. The organic layer includes an emission layer and the condensed-cyclic compound. | 09-17-2015 |
20150364695 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - An organic light-emitting device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode and including at least one condensed cyclic compound represented by Formula 1: | 12-17-2015 |
20150364697 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device includes: a first electrode; a second electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the second electrode and the emission layer, wherein the hole transport region includes a first compound represented by Formula 1. | 12-17-2015 |
Jong-Hak Hwang, Yongin-City KR
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20150187287 | FIELD SEQUENTIAL DISPLAY APPARATUS AND METHOD - A field sequential display apparatus includes a backlight including a plurality of light sources which emits light of different colors, and a grayscale representation unit including a plurality of sub-pixels, in which the plurality of light sources includes a first light source which emits light of a first color, the plurality of sub-pixels includes a first type sub-pixel covered with a color filter of a second color, which is different from the first color, and the first type sub-pixel displays a third color, which is different from the first and second colors, using the light emitted from the first light source and passed through the color filter of the second color. | 07-02-2015 |
Jong-Kwang Hwang, Yongin-City KR
Patent application number | Description | Published |
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20110242467 | DISPLAY DEVICE - A display device is disclosed. The display device includes: a display panel including a display surface and a peripheral area surrounding the display surface, a transparent plate covering the display surface and the peripheral area, a resin layer disposed between the display panel and the transparent plate, and hardened by light, and a reflective layer provided between the transparent plate and the resin layer, along the peripheral area of the display panel. | 10-06-2011 |
20130002145 | DISPLAY DEVICE - A display device which adjusts luminance of a display panel is disclosed. The display device senses light which leaks from a display area to a non-display area and adjusts the luminance of the display panel according to the sensed light. | 01-03-2013 |
Jun Hwang, Yongin-City KR
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20140353612 | ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate having a plurality of pixel areas, which serves as a light-emitting area, and a non-pixel area, which serves as a non-light-emitting area. The OLED display also includes a plurality of first electrodes formed over the substrate in areas respectively corresponding to the pixel areas and a plurality of organic light-emitting layers formed over the first electrodes. The OLED display further includes a pixel defining layer formed in the non-pixel area of the substrate to cover a boundary surface of the organic light-emitting layers and to define the pixel areas, and a second electrode formed over the organic light-emitting layers and the pixel defining layer. | 12-04-2014 |
Jung-Ho Hwang, Yongin-City KR
Patent application number | Description | Published |
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20100101856 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display is disclosed. One aspect includes a display panel assembly, a support member supporting edges of the display panel assembly and including an opening exposing a rear surface of the display panel assembly, and a buffer member attached to the rear surface of the display panel assembly exposed through the opening of the support member. | 04-29-2010 |
20100103641 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME - An OLED display and a manufacturing method thereof. The OLED includes: a cover window; a guide frame disposed on the cover window; an adhesive layer disposed on the cover window, within the guide frame, and a display panel attached to the cover window, via the adhesive layer. | 04-29-2010 |
20100142172 | FLAT PANEL DISPLAY DEVICE - A flat panel display device having improved drop characteristics, that minimize a drop shock of the flat panel display device by controlling the size of a shock-absorbing tape, the flat panel display device including: a display panel having a display part to display an image and a pad part; a supporting member configured to support the display panel; and the shock-absorbing tape disposed between the display panel and the supporting member. The shock-absorbing tape is in contact with the display part of the display panel and ⅓ to ⅚ of the pad part of the display panel. | 06-10-2010 |
20120134123 | PCB FIXING DEVICE AND FLAT PANEL DISPLAY INCLUDING THE SAME - A PCB fixing device includes a case having a plurality of sliding holes spaced apart from each other, and a plurality of fixing members engaged with and movable along the sliding holes, and configured to couple with edges of a PCB to fix the PCB to the case. Accordingly, the position of the PCB fixing device can be adjusted according to the size of the PCB by moving the fixing member along the sliding hole. The PCB fixing device is applicable to PCBs of various sizes and structures, and can reduce loss resulting from a change in the specification of a PCB. | 05-31-2012 |
20120134163 | Organic Light Emitting Diode Display - An organic light emitting diode (OLED) display includes a display panel for displaying images, a bracket for supporting the display panel, a buffer member disposed between each corner region of the display panel and the bracket, and an adhesive member disposed between the display panel and the bracket to combine the display panel with the bracket. | 05-31-2012 |
20120140389 | Cover Unit and Display Device Having the Same - A cover unit may include: a panel cover for wrapping and supporting at least a part of a display panel for displaying an image; a stand for supporting the panel cover; and an angle control plate provided between the panel cover and the stand, combined with the panel cover and the stand through surface contacting, and including a first surface facing the stand and a second surface facing the panel cover. At least one of the first surface and the second surface has a slant with respect to the other. A display unit may include a display unit including a display panel for displaying an image, a wire connected to the display panel, and a driver connected to the wire and driving the display panel, and a cover unit as described above. | 06-07-2012 |
20130223013 | DISPLAY DEVICE - A display device is disclosed. In one embodiment, the device includes a display panel, a printed circuit board (PCB) disposed opposite to a rear of the display panel, and supplying a driving signal to the display panel, and a substrate bracket attached to an edge of the rear of the display panel, and supporting the PCB. The substrate bracket includes a bracket main body portion facing the PCB, a bracket coupling ledge bent and extending from a top of the bracket main body portion and enclosing a top of the PCB, and a bracket hook portion protruding from a bottom of the bracket main body portion in a direction toward the PCB, and supporting a bottom of the PCB. | 08-29-2013 |
Jung-Woo Hwang, Yongin-City KR
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20140314955 | DEPOSITION APPARATUS - A deposition apparatus includes: a deposition chamber; a deposition source in the deposition chamber; a film fixing portion configured to fix a film, provided with a deposition surface to which the deposition material is deposited; and a protection plate in the deposition chamber to prevent the deposition material from being deposited to side and upper walls in the deposition chamber so as to control the deposition material to be deposited only to a valid film formation area. A first opening sized to correspond to the valid film formation area of the deposition surface and at least one second opening formed in an external area of the valid film formation area are formed in the protection plate, and, when the deposition material is deposited to the deposition surface by the deposition source, the deposition material passed through the second opening forms an alignment mark on the deposition surface. | 10-23-2014 |
Kyu-Hawn Hwang, Yongin-City KR
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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 |
Kyuhwan Hwang, Yongin-City KR
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20160064670 | THIN FILM FORMING APPARATUS AND THIN FILM FORMING METHOD USING THE SAME - A thin film forming apparatus includes: a thin film source including a thin film on one surface of the thin film source to be transferred to a substrate; and a light emitter configured to apply light energy to the thin film source to transfer the thin film to the substrate. | 03-03-2016 |
20160072065 | DEPOSITION APPARATUS AND METHOD OF DEPOSITING THIN-FILM OF ORGANIC LIGHT-EMITTING DISPLAY DEVICE BY USING THE DEPOSITION APPARATUS - Provided is a deposition apparatus including a deposition source including a plurality of nozzles that spray a deposition material onto a substrate; a mask disposed between the substrate and the deposition source and separated from the substrate, and including a plurality of first openings through which the deposition material passes; and at least one deposition incident angle adjusting plate disposed between the mask and the deposition source and including a plurality of second openings for adjusting a deposition incident angle of the deposition material that is sprayed from the plurality of nozzles; wherein the at least one deposition incident angle adjusting plate is movable in a first direction toward the substrate or a second direction opposite the first direction, and the deposition incident angle adjusting plate is spaced apart from the nozzles. | 03-10-2016 |
Kyung-Ho Hwang, Yongin-City KR
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20120113048 | TOUCH SCREEN PANEL IN RESISTIVE TYPE - A resistive touch screen panel includes: a first substrate having a first side; a second substrate opposing the first substrate, the second substrate having a first side facing the first side of the first substrate; a plurality of detecting electrodes arranged in a first direction on the first side of the first substrate; a plurality of power electrodes arranged in a second direction that crosses the first direction on the first side of the second substrate; a power supply unit for supplying power to the power electrodes and the detecting electrodes; and a plurality of resistors between the power supply unit and the power electrodes, in which the resistors have resistances determined by 2 | 05-10-2012 |
20140117998 | DISPLAY DEVICE AND BONDING TEST SYSTEM - A display device includes a display panel having a glass substrate, a first input pad formed on the glass substrate and a second input pad formed on the glass substrate, and a driver integrated circuit mounted on the glass substrate of the display panel using a chip-on-glass (COG) method. The driver integrated circuit includes first and second input bumps respectively coupled to the first and second input pads, and an internal ground line coupled to the first and second input bumps. The first input bump of the driver IC receives a test signal through the first input pad when a COG bonding test is performed, and receives a ground voltage when the display device operates. | 05-01-2014 |
Min-Jeong Hwang, Yongin-City KR
Patent application number | Description | Published |
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20100275842 | Evaporating apparatus - Provided is an evaporating apparatus that deposits a deposition material onto a treatment object. The evaporating apparatus includes a base, a deposition source, and first and second correction units. The deposition source deposits the deposition material onto the treatment object. The base is disposed separately from the treatment object. The deposition source is placed on a surface of the base. The first and second correction units located between the deposition source and the treatment object. The first and second correction units are disposed on outer regions of the deposition source and face each other. Each of the first and second correction units rotates to control the thickness of a layer formed by the deposition material deposited on the treatment object. | 11-04-2010 |
20100279021 | APPARATUS FOR DEPOSITING ORGANIC MATERIAL AND DEPOSITING METHOD THEREOF - An apparatus for depositing an organic material and a depositing method thereof, wherein a deposition process is performed with respect to a second substrate while transfer and alignment processes are performed with respect to a first substrate in a chamber, so that loss of an organic material wasted in the transfer and alignment processes can be reduced, thereby maximizing material efficiency and minimizing a processing tack time. The apparatus includes a chamber having an interior divided into a first substrate deposition area and a second substrate deposition area, an organic material deposition source transferred to within ones of the first and second substrate deposition areas to spray particles of an organic material onto respective ones of first and second substrates and a first transferring unit to rotate the organic material deposition source in a first direction from one of the first and second substrate deposition areas to an other of the first and second substrate deposition areas. | 11-04-2010 |
20100304025 | DEPOSITION APPARATUS AND METHOD OF CONTROLLING THE SAME - A deposition apparatus including a plurality of reaction chambers, and a method of controlling the deposition apparatus. The deposition apparatus includes a first chamber to deposit a first deposition material onto a deposition body, a second chamber to deposit a second and different deposition material onto the deposition body, a third chamber to deposit the first deposition material onto the deposition body, a transfer chamber connected to the first through third chambers, the transfer chamber to transfer the deposition body to ones of the first through third chambers and a control unit to transport the deposition body from the transfer chamber to ones of the first through third chambers. | 12-02-2010 |
20110073042 | Substrate Centering Device and Organic Material Deposition System - A substrate centering device for an organic material deposition system comprises: a plurality of substrate support holders configured to be reciprocally movable in a facing direction within an organic material deposition chamber and supporting both side portions of a substrate loaded by a robot; a substrate centering unit configured to be reciprocally movable at each of the substrate support holders and centering the substrate by guiding both side portions of the substrate; and a plurality of substrate clampers configured to be reciprocally movable in a vertical direction at each of the substrate support holders, and clamping the substrate that has been centered by the substrate centering unit. | 03-31-2011 |
20110189380 | DEVICE AND METHOD FOR FABRICATING DISPLAY DEVICE - A device for manufacturing a display device includes a deposition source; a deposition thickness calculator for calculating a deposition thickness of a deposition material deposited on a substrate; and a controller for controlling a power of a heater which heats the deposition source by comparing the deposition thickness calculated with a reference thickness. The controller controls the power of the heater either at least one time for each substrate on which the thin film is to be deposited or at regular intervals while the deposition material is deposited. Influence of measurement noise that is included in a quartz crystal sensor for measuring a deposition speed may be minimized, and distribution of deposition thickness of an organic light emitting material may be reduced, thereby increasing the yield of the deposition process and producing quality display devices. | 08-04-2011 |
20110305834 | MULTIPLE VACUUM EVAPORATION COATING DEVICE AND METHOD FOR CONTROLLING THE SAME - A multiple vacuum evaporation coating device and a method for controlling the same. The vacuum evaporation coating device includes a plurality of evaporation sources, a rotating part adapted to rotate the plurality of evaporation sources and a coating block plate adapted to block all but one of said plurality of evaporation sources at any time, each of the plurality of evaporation sources comprise a case, a melting pot arranged within said case, an evaporation material arranged within the melting pot, a heating device arranged outside the melting pot and adapted to heat and evaporate the evaporation material, and a cooling device adapted to block heat generated by the heating device from transferring to an outside. | 12-15-2011 |
20130302134 | SUBSTRATE CENTERING DEVICE AND ORGANIC MATERIAL DEPOSITION SYSTEM - A substrate centering device for an organic material deposition system comprises: a plurality of substrate support holders configured to be reciprocally movable in a facing direction within an organic material deposition chamber and supporting both side portions of a substrate loaded by a robot; a substrate centering unit configured to be reciprocally movable at each of the substrate support holders and centering the substrate by guiding both side portions of the substrate; and a plurality of substrate clampers configured to be reciprocally movable in a vertical direction at each of the substrate support holders, and clamping the substrate that has been centered by the substrate centering unit. | 11-14-2013 |
20130309403 | APPARATUS FOR DEPOSITING ORGANIC MATERIAL AND DEPOSITING METHOD THEREOF - An apparatus for depositing an organic material and a depositing method thereof, wherein a deposition process is performed with respect to a second substrate while transfer and alignment processes are performed with respect to a first substrate in a chamber, so that loss of an organic material wasted in the transfer and alignment processes can be reduced, thereby maximizing material efficiency and minimizing a processing tack time. The apparatus includes a chamber having an interior divided into a first substrate deposition area and a second substrate deposition area, an organic material deposition source transferred to within ones of the first and second substrate deposition areas to spray particles of an organic material onto respective ones of first and second substrates and a first transferring unit to rotate the organic material deposition source in a first direction from one of the first and second substrate deposition areas to an other of the first and second substrate deposition areas. | 11-21-2013 |
Moon-Sang Hwang, Yongin-City KR
Patent application number | Description | Published |
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20120206176 | COARSE LOCK DETECTOR AND DELAY-LOCKED LOOP INCLUDING THE SAME - A coarse lock detector is disclosed. The course lock detector uses an initial lock range to determine course lock, and once course lock is achieved, uses a modified lock range to determine course lock. | 08-16-2012 |
20120206185 | LEVEL-DOWN SHIFTER - A level-down shifter includes: a first load device between a first voltage and a first node; a second load device between the first voltage and a second node; a first input device between the first node and a third node, receiving a reference voltage signal, and adjusting a first node voltage of the first node based on the reference voltage signal; a second input device between the second node and the third node, receiving an input signal, and adjusting a second node voltage of the second node based on the input signal; and a current source between a second voltage and the third node, receiving the second node voltage of the second node, and adjusting a third node voltage of the third node and a bias current based on the second node voltage of the second node, wherein a level of the input signal is higher than the first voltage. | 08-16-2012 |
20120212264 | COARSE LOCK DETECTOR - A coarse lock detector for a delayed locked loop (DLL) is disclosed. The coarse lock detector includes multiple detection cells. Each detection cell receives a delayed clock phase and an output of a previous detection cell as inputs. To increase time for the output of the previous detection cell to propagate, the detection cells are arranged in groups such that the output from the previous detection cell is generated by a detection cell which is more than one detection cell previous. | 08-23-2012 |
20120212474 | IMAGE DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - An image display device capable of reducing power consumption. The image display device includes: a position determining unit for determining positions of horizontal lines to which data input to a timing controller are to be supplied; a look-up table (LUT) for storing pre-emphasis voltage information corresponding to the positions of the horizontal lines; the timing controller for transmitting the data and the pre-emphasis voltage information to a data driver; a pre-emphasis voltage generator for generating a pre-emphasis voltage to correspond to the pre-emphasis voltage information from the data driver; and the data driver for supplying the pre-emphasis voltage to data lines in a partial period of a horizontal period and for supplying a data signal in a remaining period of the horizontal period. | 08-23-2012 |
20140312941 | COARSE LOCK DETECTOR - A coarse lock detector for a delayed locked loop (DLL) is disclosed. The coarse lock detector includes multiple detection cells. Each detection cell receives a delayed clock phase and an output of a previous detection cell as inputs. To increase time for the output of the previous detection cell to propagate, the detection cells are arranged in groups such that the output from the previous detection cell is generated by a detection cell which is more than one detection cell previous. | 10-23-2014 |
Se Ja Chul Hwang, Yongin-City KR
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20120113607 | Flat Panel Display Device - A flat panel display device with an improved structure reducing the number of components and assembling processes comprises: a panel including a first substrate, an emission unit formed on the first substrate, and a second substrate coupled to the first substrate so as to seal the emission unit and including a flange portion having a first coupling hole; a monitor frame having a second coupling hole corresponding to the first coupling hole; and a fastener for coupling the panel and the monitor frame by being inserted into the first coupling hole. In this structure, the flange portion is used to couple the monitor frame to the panel, and thus a separate fixing frame is not used. The lack of need for the fixing frame leads to a fewer number of components and assembling processes. | 05-10-2012 |
Seokhwan Hwang, Yongin-City KR
Patent application number | Description | Published |
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20150243908 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound and an organic light-emitting device including the condensed cyclic compound, the condensed cyclic compound being represented by one of Formulae 1-1 to 1-8 described herein. | 08-27-2015 |
20160005984 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound is represented by Formula 1: | 01-07-2016 |
20160072072 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound is represented by Formula 1: | 03-10-2016 |
20160072080 | AMINE-BASED COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - An amine-based compound and an organic light-emitting device including the same, the amine-based compound being represented by Formula 1, below: | 03-10-2016 |
20160079546 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound and an organic light-emitting device, the condensed cyclic compound being represented by Formula 1 below: | 03-17-2016 |
20160099421 | COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - Provided are a compound represented by Formula 1 and an organic light-emitting device including the same: | 04-07-2016 |
20160099423 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - Provided are a condensed cyclic compound of Formula 1 and an organic light-emitting device including the same | 04-07-2016 |
20160118593 | CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A condensed cyclic compound represented by Formula 1: | 04-28-2016 |
20160118599 | COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A compound, an organic light-emitting device, and a display apparatus, the compound being represented by Formula 1 below: | 04-28-2016 |
20160126465 | COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME - A compound represented by Formula 1 below, and an organic light-emitting device including the compound: | 05-05-2016 |
20160133845 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device including a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the emission layer includes a first compound represented by the following Formula 1, and a second compound represented by one of the following Formulae 2-1 to 2-4: | 05-12-2016 |
20160133857 | COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME - A compound, an organic light-emitting device, and a flat panel display apparatus, the compound being represented by the following Formula 1: | 05-12-2016 |
Seong-Jin Hwang, Yongin-City KR
Patent application number | Description | Published |
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20140013803 | WINDOW FORMING DEVICE AND WINDOW FORMING METHOD USING THE SAME - A device for making a window includes a main body defining a first space and a second space, a first shaft provided in the first space and connected to the main body, a first die provided in the first space and connected to the first shaft, a second shaft connected to the main body, movable relative to the first shaft and extending to the first space from the second space, and a second die provided in the first space and connected to the second shaft.. The device further includes an air-tight chamber surrounding the first and second dies, a gas supply conduit and a gas discharge conduit connected to the chamber, and an actuator connected to the second shaft and configured to move the second shaft relative to the first shaft. At least one of the first and second dies has a flat area and a curved area. | 01-16-2014 |
20140029212 | FOLDABLE DISPLAY DEVICE - A foldable display device having an excellent folding characteristic without image quality deterioration on a folding portion is provided. The foldable display device includes a flexible display panel and a cover window positioned outside the flexible display panel and protecting the flexible display panel from an external impact, wherein the cover window includes a folding region where concave grooves are formed. | 01-30-2014 |
20140376237 | METHOD OF MANUFACTURING PROTECTIVE WINDOW AND DISPLAY DEVICE PRODUCED BY USING THE SAME - A display device includes preparing a high hardness film. In the high hardness film, a first supporting member, a silsesquioxane film, and a second supporting member are deposited. The high hardness film is pre-treated, forming a pre-window. A transparent member is formed on a surface of the pre-window through an injection process. The transparent member is formed of polycarbonate. The first supporting member and the second supporting member are formed of polyethylene terephthalate or polyethylene naphthalate. | 12-25-2014 |
Seong Mo Hwang, Yongin-City KR
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20160139706 | TOUCH SCREEN PANEL INTEGRATED DISPLAY DEVICE - A touch screen panel integrated display device includes a first substrate divided into a display area and a non-display area disposed outside the display area, a gate driving circuit positioned in the non-display area of the first substrate, a second substrate facing the first substrate, detection electrodes formed on the second substrate, and electrode wires formed on the second substrate and electrically connected with the detection electrodes. The detection electrodes and the electrode wires are formed without overlapping the gate driving circuit. | 05-19-2016 |
Souk-June Hwang, Yongin-City KR
Patent application number | Description | Published |
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20150021568 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display apparatus including a substrate, a display unit arranged on the substrate, an encapsulation substrate arranged on the display unit, a first filler provided between the substrate and the encapsulation substrate, a second filler provided between the substrate and the encapsulation substrate and separate from the first filler, and a sealant provided between the first filler and the second filler and bonding the substrate and the encapsulation substrate. | 01-22-2015 |
Sung-Jin Hwang, Yongin-City KR
Patent application number | Description | Published |
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20140030496 | WINDOW STRUCTURE FOR PROTECTING A DISPLAY PANEL - A window structure that includes first, second and third light transparent films sequentially stacked on a display panel. The window structure also includes a first adhesive layer structure having a first adhesive layers between the first and second light transparent films, and a second adhesive layer structure having a second adhesive layers between the second and third light transparent films. | 01-30-2014 |
Sung-Joo Hwang, Yongin-City KR
Patent application number | Description | Published |
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20110221332 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus including first and second edge sub-pixel lines disposed at opposing side edges of the apparatus and center sub-pixel lines disposed therebetween, each for emitting a single color of light. An external emission width of the first edge sub-pixel line is less than an external emission width of the center sub-pixel lines that emit the same color. An external emission width of the second edge sub-pixel line is less than the width of the center sub-pixel lines that emit the same color. | 09-15-2011 |
20110227838 | Touch Screen Panel and Fabrication Method Thereof - A flat panel display integrated with a touch screen panel. The connecting patterns, which connect adjacent first sensing cells and adjacent second sensing cells are formed on the same level of the lower surface of the upper substrate of the flat panel display of the same material as metal patterns formed around the edge of the touch screen panel, and by arranging the connecting patterns not to cross each other. The flat panel display panel can also be integrated with a touch screen having improved visibility by forming the touch screen panel on the upper substrate of the flat panel display such that connecting patterns are formed in the regions between the pixels. | 09-22-2011 |
20110233527 | ORGANIC LIGHT EMITTING DEVICE - An organic light emitting device is disclosed. In one embodiment, the device includes a plurality of pixels formed on a substrate, wherein each of the pixels includes: a first electrode layer formed on the substrate; an organic emission layer formed on the first electrode layer and a second electrode layer formed on the organic emission layer. Further, at least one of the first electrode layers of the pixels is externally patterned. | 09-29-2011 |
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 |
20120193627 | Organic Light-emitting Display Apparatus - An organic light-emitting display apparatus with improved electric properties comprises: a substrate; an insulation layer which is formed on the substrate, and which includes a penetration hole; a first electrode which is formed on the insulation layer; an intermediate layer which is formed on the first electrode, and which includes an organic light-emitting layer; a second electrode which is formed on the intermediate layer; and a fixing member which is formed in the penetration hole, and which contacts the first electrode. | 08-02-2012 |
Sun-Sang Hwang, Yongin-City KR
Patent application number | Description | Published |
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20140284562 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display that includes a panel assembly outputting an image, an electrode part formed at one side of the panel assembly, and a connection member connected to the electrode part, wherein the connection member includes a body part having a plane shape, a plurality of first electrode lines and a plurality of second electrode lines extending in a longitudinal direction, being wire bonded to the electrode part, spaced apart from one another in a lateral direction in an alternating manner and electrically connecting an external device to the panel assembly. | 09-25-2014 |
Tae Jin Hwang, Yongin-City KR
Patent application number | Description | Published |
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20140117243 | METHOD OF INSPECTING AN ELECTROMAGNETIC RADIATION SENSING PANEL, AN ELECTROMAGNETIC RADIATION SENSING PANEL INSPECTION DEVICE AND METHOD OF MANUFACTURING AN ELECTROMAGNETIC RADIATION DETECTOR - In an aspect, a method and device of inspecting an electromagnetic radiation sensing panel and a method of manufacturing an electromagnetic radiation detector are provided. The method includes generating converted electromagnetic radiation by irradiating incident electromagnetic radiation onto an electromagnetic radiation conversion layer, measuring the generated converted electromagnetic radiation and evaluating data regarding the converted electromagnetic radiation, generating converted electromagnetic radiation based on the data regarding the converted electromagnetic radiation, and irradiating the generated converted electromagnetic radiation onto an electromagnetic radiation sensing panel. | 05-01-2014 |
Wonmi Hwang, Yongin-City KR
Patent application number | Description | Published |
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20160125809 | THIN FILM TRANSISTOR SUBSTRATE - A thin film transistor (TFT) substrate and a display apparatus including the same. The TFT substrate includes a plurality of first pixels that are disposed on a first pixel row, a plurality of second pixels that are disposed on a second pixel row adjacent to the first pixel row, a plurality of third pixels that are disposed on a third pixel row adjacent to the second pixel row, a first initialization voltage line that is disposed between the first pixel row and the second pixel row, and applies a first initialization voltage to the plurality of first pixels and the plurality of second pixels, and a second initialization voltage line that is disposed between the second pixel row and the third pixel row, and applies a second initialization voltage, having a level which differs from a level of the first initialization voltage, to the plurality of second pixels and the plurality of third pixels. | 05-05-2016 |
Won-Mi Hwang, Yongin-City KR
Patent application number | Description | Published |
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20110227838 | Touch Screen Panel and Fabrication Method Thereof - A flat panel display integrated with a touch screen panel. The connecting patterns, which connect adjacent first sensing cells and adjacent second sensing cells are formed on the same level of the lower surface of the upper substrate of the flat panel display of the same material as metal patterns formed around the edge of the touch screen panel, and by arranging the connecting patterns not to cross each other. The flat panel display panel can also be integrated with a touch screen having improved visibility by forming the touch screen panel on the upper substrate of the flat panel display such that connecting patterns are formed in the regions between the pixels. | 09-22-2011 |
20120161134 | Thin film transistor and flat display device - A thin film transistor (TFT) includes a scan line on a substrate, the scan line including a straight portion extending along a first direction, an active layer including an oxide semiconductor and overlapping the straight portion of the scan line, the active layer having a first region, a second region, and a third region that are linearly and sequentially aligned along the first direction, a first insulating layer between the active layer and the scan line, a first electrode connected to the first region of the active layer, and a second electrode connected to the third region of the active layer. | 06-28-2012 |
20150311229 | THIN FILM TRANSISTOR AND FLAT DISPLAY DEVICE - A thin film transistor (TFT) includes a scan line on a substrate, the scan line including a straight portion extending along a first direction, an active layer including an oxide semiconductor and overlapping the straight portion of the scan line, the active layer having a first region, a second region, and a third region that are linearly and sequentially aligned along the first direction, a first insulating layer between the active layer and the scan line, a first electrode connected to the first region of the active layer, and a second electrode connected to the third region of the active layer. | 10-29-2015 |
Yong-Sik Hwang, Yongin-City KR
Patent application number | Description | Published |
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20150206502 | DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - A display device includes a display panel including data lines and scan lines coupled, a data driver configured to supply data voltages to the data lines based on digital video data, a scan driver configured to supply scan signals to the scan lines, a timing controller configured to select one of a normal mode and a self-refresh mode based on a panel self-refresh enable signal, where the data and scan drivers are driven by a first frame frequency in the normal mode and by a second frame frequency lower than the first frame frequency in the self-refresh mode, and a power supply source configured to supply driving voltages to the data and scan drivers and the timing controller and to transmits a direct current power voltage to an outside thereof, where a transmission of the direct current power voltage is blocked during a blank period in the self-refresh mode. | 07-23-2015 |
Youngin Hwang, Yongin-City KR
Patent application number | Description | Published |
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20160125801 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - An organic light-emitting display apparatus includes a plurality of color pixels. Each of the color pixels includes an organic light-emitting diode (OLED), a driving transistor to control current to the OLED, and a compensation transistor connected between an anode electrode of the OLED and a gate electrode of the driving transistor. The compensation transistor turns on based on a compensation control signal. The compensation control signals for different color pixels have different on-times. | 05-05-2016 |
Young-In Hwang, Yongin-City KR
Patent application number | Description | Published |
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20110227896 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display including a substrate main body; a driving circuit on the substrate main body; an organic light emitting element on the driving circuit; and a front substrate covering the organic light emitting element and coupled to the substrate main body, wherein the driving circuit includes a wire, the wire including a planar portion parallel to a surface of the substrate main body, and a connection portion connected to the planar portion and extending in a direction orthogonal to the substrate main body. | 09-22-2011 |
20110267327 | ORGANIC LIGHT EMITTING DISPLAY - An organic light emitting display is capable of reducing variation in power transmitted to pixels to reduce or prevent non-uniformity of brightness from being generated. The organic light emitting display includes a pixel including a red sub pixel, a green sub pixel, and a blue sub pixel and first pixel power source lines for supplying a first pixel power from a first pixel power source to the red sub pixel, the green sub pixel, and the blue sub pixel, wherein the first pixel power source lines coupled to at least two different color sub pixels of the red, green and blue sub pixels have different widths. The first pixel power source lines have widths that may correspond to a voltage drop of the first pixel power source or may correspond to deterioration of the respective sub pixels to which they are coupled. | 11-03-2011 |
20110292014 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device that can display an image with desired luminance is disclosed. The organic light emitting display device includes: pixels at crossing regions of scan lines and data lines; first control transistors between a first power supply (for supplying current to the pixels) and the pixels in the odd-numbered rows (or, in a second embodiment, the even-numbered rows); and second control transistors between the first power supply and the pixels in the even-numbered rows (or, in the second embodiment, the odd-numbered rows). The first control transistors are configured to turn on and off in alternation with the second control transistors during a scan period of one frame period. | 12-01-2011 |
20110310077 | PIXEL AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE SAME - A pixel has a simple structure and compensates for a threshold voltage of a driving transistor. An organic light emitting display device includes the pixel, which includes: an organic light emitting diode; a first transistor having a second electrode coupled to the organic light emitting diode and a first electrode coupled to a data line; a second transistor between a gate electrode and the second electrode of the first transistor and turned on when a scan signal is supplied to a scan line; and a storage capacitor electrically coupled between the gate electrode of the first transistor and a first power supply. | 12-22-2011 |
20120001184 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE - A transparent organic light-emitting display device has an improved transmittance and a reduced voltage drop in an opposite electrode. The organic light-emitting display device includes: a first substrate having a transmitting region and a plurality of pixel regions separated from each other by the transmitting region interposed between the pixel regions; a plurality of pixel electrodes being located at the pixel regions, respectively; an opposite electrode facing the pixel electrodes and being at the transmitting region and the pixel regions; a second substrate facing the opposite electrode and being bonded to the first substrate; a first conductive unit being between the second substrate and the opposite electrode, opposite ends of the first conductive unit contacting the second substrate and the opposite electrode, respectively; and a second conductive unit facing the first conductive unit and contacting the opposite electrode that is between the first conductive unit and the second conductive unit. | 01-05-2012 |
20120019499 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device operates for an initializing period, a scan period and an emission period divided from one frame period. The organic light emitting display device includes: a data driver for supplying data signals to output lines; a connecting unit for selectively coupling a data line of data lines to a corresponding one of the output lines or an initial power supply, and being positioned between the output lines and the data lines; a second power driver for applying second power having a low level and a high level to pixels positioned at crossing regions of scan lines and the data lines; and a first control line commonly coupled to the pixels, in which each of the pixels includes an organic light emitting diode, and an anode electrode of the organic light emitting diode is supplied with a voltage of the initial power supply for the initializing period. | 01-26-2012 |
20120019500 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - An embodiment relates to an organic light emitting display device that has a simple structure and compensate threshold voltage of a driving transistor. | 01-26-2012 |
20120019505 | PIXEL AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE SAME - A pixel includes: an organic light emitting diode; a first transistor having a second electrode coupled with the organic light emitting diode and a first electrode coupled with a data line; a second transistor coupled between a gate electrode and the second electrode of the first transistor and turned on when a first scan signal is supplied to a first scan line; a third transistor coupled between the first electrode of the first transistor and the data line and turned on when a second scan signal is supplied to the second scan line; a first capacitor coupled between the first electrode of the first transistor and a first power supply; and a second capacitor coupled between the gate electrode of the first transistor and the first power supply. | 01-26-2012 |
20120038606 | ORGANIC LIGHT EMITTING DISPLAY AND METHOD OF DRIVING THE SAME - An organic light emitting display includes a pixel unit having pixels coupled to scan lines, first control lines, second control lines, data lines, and first and second power sources, a control line driver for providing a first control signal and a second control signal to the pixels through the first control lines and the second control lines, a scan driver for providing scan signals to the pixels through the scan lines, and a data driver for providing data signals to the pixels through data lines. The scan driver simultaneously supplies a first scan signal to the pixels through the scan signals. In the organic light emitting display, deviation in the threshold voltages of the driving transistors included in the pixels is compensated without a power swing so as to display an image with uniform brightness. | 02-16-2012 |
20120097951 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - An organic light-emitting display device includes a substrate including a rectangular light-emitting area and a circuit area, the circuit area including a thin film transistor, the light-emitting area including an electroluminescent layer produced by a solution deposition process, the light-emitting area being bounded by a first major side, a second major side, a first minor side and a second minor side, the first major side being opposite from and parallel to a second major side, each of these sides having wiring or dummies arranged thereat, and a pixel defining layer arranged on the wirings and on the dummies. In order to produce a uniform thickness electroluminescent layer via a solution deposition process, top surfaces of the pixel defining layer on each of the wirings and dummies that border the light emitting area are arranged in a same plane that is parallel to the substrate. | 04-26-2012 |
20120113234 | Stereoscopic image display device and driving method thereof, and data driving apparatus and shutter glasses for stereoscopic image display device - A stereoscopic image display device includes a display unit including a plurality of pixels and a data driver supplying first image data for a first view point to the plurality of pixels, second image data for a second view point to the plurality of pixels after supply of the first image data, third image data for the second view point to the plurality of pixels after supply of the second image data, and fourth image data for the first view point to the plurality of pixels after the input of the third image data. The stereoscopic image display device using such a time-division type scheme may decrease driving speed needed to display the stereoscopic image, may decrease reduction of luminance by reducing an amount of black data, and may decrease power consumption. | 05-10-2012 |
20120139901 | Pixel, stereopsis display device, and driving method thereof - The stereopsis display device comprises: a scan driver, transmitting a plurality of scan signals to a plurality of scan lines; a gate driver, transmitting a plurality of gate signals to a plurality of gate lines; a data driver, transmitting a plurality of data signals to a plurality of data lines; a controller controlling the scan driver, the gate driver, and the data driver, generating image data signals corresponding to a left-eye image period and a right-eye image period respectively, during one frame, and supplying them to the data driver; and a display unit, including a plurality of pixels, connected to a corresponding scan line, among the plurality of scan lines, the plurality of gate lines, and a corresponding data line, among the plurality of data lines. | 06-07-2012 |
20120139905 | Stereoscopic image display device and driving method thereof - A stereoscopic image display device may include: a display including a plurality of pixels; a data driver for applying first viewpoint image data and second viewpoint image data to a plurality of data lines connected to the pixels; a scan driver for applying a scan signal to a plurality of scan lines connected to the pixels to sequentially input the first viewpoint image data and the second viewpoint image data to the pixels; and a light emission driver for sequentially applying a light emitting signal to a plurality of light emitting lines connected to the pixels to allow the pixels to which the first viewpoint image data are input to sequentially emit light, and simultaneously applying a light emitting signal to a plurality of light emitting lines connected to the pixels to allow the pixels to which the second viewpoint image data are input to simultaneously emit light. | 06-07-2012 |
20120146999 | PIXEL FOR DISPLAY DEVICE, DISPLAY DEVICE, AND DRIVING METHOD THEREOF - A pixel of a display device is disclosed. According to one aspect, the pixel includes an organic light emitting diode (OLED). The pixel further includes a data sustain unit configured to maintain a data signal input from a data line during light emission of the OLED, a driving current supply unit configured to receive the data signal from the data sustain unit to emit light from the OLED, and a relay transistor configured to insulate the data sustain unit and the driving current supply unit from each other during light emission by the OLED. A data signal input to the data sustain unit is transmitted to the driving current supply unit after the OLED emits the light. A driving speed at which data to display a stereoscopic image is input may be decreased, a luminance reduction by black data may be reduced, and power consumption may be reduced. | 06-14-2012 |
20120154380 | PIXEL CIRCUIT, DEVICE AND METHOD FOR DISPLAYING STEREOSCOPIC IMAGE - A stereoscopic image display device is disclosed. According to one aspect, the stereoscopic image display device includes a display panel, a timing controller, a data driver, and a gate driver. The timing controller alternately outputs a left frame image signal and a right frame image signal, and outputs a plurality of first and second control signals. The data driver drives the data lines in response to the left frame image signal, the right frame image signal and the first control signals. The gate driver drives the gate lines and outputs a transfer signal in response to the second control signals. Each of a plurality of pixels includes a first transistor, a hold capacitor, a second transistor, a storage capacitor, and a liquid crystal capacitor. The first transistor is connected between a corresponding data line and a first node, and has a gate connected to a corresponding gate line. The hold capacitor is connected between the first node and a ground voltage. The second transistor is connected between the first node and a second node, and has a gate configured to receive the transfer signal. The storage capacitor is connected between the second node and the ground voltage. The liquid crystal capacitor is connected between the second node and the ground voltage. | 06-21-2012 |
20130135274 | Organic Light-emitting Display Device and Method of Manufacturing the Same - In an organic light-emitting display device and a method of manufacturing the same, the organic light-emitting display device comprises: a plurality of pixels, each including an electroluminescence (EL) device and a thin film transistor (TFT); and a power voltage supply line for applying a voltage to the TFT of each pixel. The power voltage supply line is divided into two lines disposed at respective sides of each pixel. An area where a power voltage supply line overlaps with another line is reduced, and thus the possibility that a short circuit may occur between the power voltage supply line and another line is decreased, thereby reducing a defect percentage of the product. | 05-30-2013 |
20130249883 | PIXEL CIRCUIT, METHOD OF DRIVING A PIXEL CIRCUIT, AND ORGANIC LIGHT EMITTING DISPLAY DEVICE - A pixel circuit includes an organic light emitting diode, a first PMOS transistor coupled between a first power voltage and an anode electrode of the organic light emitting diode, a second PMOS transistor coupled between a first node and the anode electrode of the organic light emitting diode, a first capacitor coupled between a second node and the first node, a second capacitor coupled between the first power voltage and the second node, a third PMOS transistor coupled between a data line and the second node, a fourth PMOS transistor coupled between a third node and the second node, a third capacitor coupled between the third node and a gate terminal of the third PMOS transistor, and a fifth PMOS transistor coupled between the data line and the third node. | 09-26-2013 |
20140070709 | METHOD OF ARRANGING POWER-LINES FOR AN ORGANIC LIGHT EMITTING DISPLAY DEVICE, DISPLAY PANEL MODULE, AND ORGANIC LIGHT EMITTING DISPLAY DEVICE HAVING THE SAME - A method of arranging power-lines between a power supply circuit and a display panel in an organic light emitting display device, the method including: substantially symmetrically arranging first high power-lines between the power supply circuit and the display panel, the first high power-lines being configured to concurrently transmit a first high power voltage to first pixels; substantially symmetrically arranging second high power-lines outside of the first high power-lines between the power supply circuit and the display panel, the second high power-lines being configured to concurrently transmit a second high power voltage to second pixels; and substantially symmetrically arranging third high power-lines outside of the second high power-lines between the power supply circuit and the display panel, the third high power-lines being configured to concurrently transmit a third high power voltage to third pixels. | 03-13-2014 |
20140111563 | PIXEL, STEREOSCOPIC IMAGE DISPLAY DEVICE, AND DRIVING METHOD THEREOF - A stereoscopic image display device includes a display panel including a plurality of pixels, a scan driver, a gate driver, a data driver, and a controller, and a sub-frame includes a first period during which a data voltage according to an image data signal emitted in the previous sub-frame is initialized, a second period during which a data voltage according to the image data signal written in the previous sub-frame is transmitted and a threshold voltage of a driving transistor of each pixel is compensated, a third period during which a data voltage according to a next sub-frame's data signal is sequentially written to the respective pixels, and a fourth period that is concurrent with and equal to or longer than the third period and during which the respective pixels concurrently emit light corresponding to the data voltage according to the image data signal written in the previous sub-frame. | 04-24-2014 |
20140176520 | PIXEL AND ORGANIC LIGHT EMITTING DISPLAY USING THE SAME - A pixel capable of being driven at a low driving frequency that includes an organic light emitting diode (OLED), a first transistor for controlling an amount of current supplied from a first power supply coupled to a first electrode thereof to the OLED to correspond to a voltage applied to a first node, a second transistor coupled between a data line and a second node and turned on when a scan signal is supplied to a scan line, a third transistor coupled between the first node and the second node and turned on when a second control signal is supplied to a second control line, a first capacitor coupled between the second node and a fixed voltage source, and a second capacitor and a third capacitor serially coupled between the first node and the first power supply. | 06-26-2014 |
20140253612 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes: a plurality of pixels, each of the pixels including: a switching transistor; a relay transistor; a first capacitor; a driving transistor; and an organic light emitting diode (OLED). The OLED emits light according to a driving current from a first power source voltage, and a light emitting period for the OLED is one of a first light emitting period that is not temporally overlapped with a scan period in which data are written to the pixels or a second light emitting period that is temporally overlapped with the scan period. A duty of the light emitting period is controlled by controlling a time when a second power source voltage is applied as a low level voltage within the first light emitting period or controlling a time when the second power source voltage is applied as a low level voltage within the second light emitting period. | 09-11-2014 |
20140346470 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - Provided is an organic light emitting display device. The device includes an organic electroluminescence element in which a pixel electrode, an intermediate layer including a light emitting layer, and a cathode electrode are successively stacked, a cathode contact including an upper electrode contacting the cathode electrode and a lower electrode disposed on the same layer as the pixel electrode to contact the upper electrode, and a line disposed on the same layer as the lower electrode. At least three cathode contacts are disposed in a direction crossing the line, and the line is disposed between the cathode contacts. | 11-27-2014 |
20140346475 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF REPAIRING THE SAME - Provided is an organic light-emitting display apparatus and a method of repairing the same. The organic light-emitting display apparatus includes: an emission device comprising a plurality of sub-emission devices; an emission pixel circuit configured to supply a driving current to the emission device; a dummy pixel circuit configured to supply the driving current to the emission device; and a repair line coupling the emission device to the dummy pixel circuit, wherein the emission device is configured to receive the driving current from the emission pixel circuit or the dummy pixel circuit. | 11-27-2014 |
20140347401 | PIXEL, DISPLAY DEVICE COMPRISING THE SAME AND DRIVING METHOD THEREOF - A display device and a driving method thereof are disclosed. In one aspect, the display device includes a plurality of pixels, each including a driver which generates a driving current according to an input image data signal and a light emission portion formed of an organic light-emitting diode which emits light according to the driving current and at least one dummy pixel connected to a repair line that is connected to a light emission portion of at least one first pixel among the plurality of pixels. The dummy pixel includes a dummy pixel driver having the same structure as the drivers of each of the plurality of pixels, a dummy pixel light emission portion formed of an organic light-emitting diode, and a repair driver which transmits a driving current generated in the dummy pixel driver through the repair line when a driver of the first pixel fails. | 11-27-2014 |
20140353671 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device may include a display area for displaying an image. The display device may further include a peripheral area that surrounds the display area. The display device may further include a pixel disposed in the display area. The display device may further include a bus line disposed in the peripheral area and configured to transmit a signal. The display device may further include a connection conductor set electrically connected to the bus line. The display device may further include a branch line electrically connected to the connection conductor set, configured to receive the signal from the bus line, and configured to transmit the signal to the pixel, wherein a portion of the branch line is disposed in the display area. | 12-04-2014 |
20150108437 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus includes an emission pixel in a display area and a spare pixel circuit in a repair area outside the display area. The emission pixels includes a plurality of sub emission pixels each including a driving unit for generating a driving current corresponding to input data signals and an emission device for emitting light by using the driving current. The spare pixel circuit is coupled to a repair line that is coupled to the emission device of one of the sub emission pixels. The spare pixel circuit includes a plurality of driving transistors corresponding to the plurality of sub emission pixels. | 04-23-2015 |
20150109189 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light-emitting display apparatus includes: a plurality of emitting pixels coupled to a plurality of scan lines extending in a row direction and a plurality of data lines extending in a column direction; a plurality of dummy pixels arranged in the row direction; a plurality of first repair lines extending in the column direction, that are coupled to the plurality of dummy pixels, and that are adapted to be coupled to the plurality of emitting pixels; a plurality of second repair lines extending in the column direction, and that are coupled to the plurality of dummy pixels; and a plurality of repair switching devices arranged in a matrix array and adapted to be coupled to the plurality of scan lines and the plurality of second repair lines and adapted to be coupled to the plurality of data lines. | 04-23-2015 |
20150138181 | METHOD OF DRIVING A PIXEL CIRCUIT - A pixel circuit includes an organic light emitting diode, a first PMOS transistor coupled between a first power voltage and an anode electrode of the organic light emitting diode, a second PMOS transistor coupled between a first node and the anode electrode of the organic light emitting diode, a first capacitor coupled between a second node and the first node, a second capacitor coupled between the first power voltage and the second node, a third PMOS transistor coupled between a data line and the second node, a fourth PMOS transistor coupled between a third node and the second node, a third capacitor coupled between the third node and a gate terminal of the third PMOS transistor, and a fifth PMOS transistor coupled between the data line and the third node. | 05-21-2015 |
20150221711 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display including a substrate main body; a driving circuit on the substrate main body; an organic light emitting element on the driving circuit; and a front substrate covering the organic light emitting element and coupled to the substrate main body, wherein the driving circuit includes a wire, the wire including a planar portion parallel to a surface of the substrate main body, and a connection portion connected to the planar portion and extending in a direction orthogonal to the substrate main body. | 08-06-2015 |
20150294620 | ORGANIC LIGHT-EMITTING DISPLAY PANEL, ORGANIC LIGHT-EMITTING DISPLAY APPARATUS, AND METHOD OF REPAIRING THE ORGANIC LIGHT-EMITTING DISPLAY PANEL - An organic light-emitting display panel including a plurality of pixels arranged at a display area in column and row directions, the plurality of pixels being configured to receive power voltages; a voltage line associated with a pixel column, the voltage line being configured to apply a power voltage to the plurality of pixels included in the pixel column, the power voltage being supplied from a power line; and an auxiliary line coupled to a center node of the voltage line, the center node being located at a middle point of the voltage line, wherein the power voltage supplied from the power line is configured to be applied to the voltage line through the center node. | 10-15-2015 |
20150364116 | PIXEL, DISPLAY DEVICE INCLUDING THE PIXEL, AND METHOD OF DRIVING THE DISPLAY DEVICE - A pixel, a display device including a plurality of pixels, and a method of driving the display device. The display device includes: an emission pixel comprising an emission device, the emission pixel being in a display area; a dummy pixel in a non-display area outside the display area; and a repair line that is connectable to the emission device of the emission pixel and the dummy pixel, wherein the dummy pixel includes: a first dummy driver for receiving a same data signal as the data signal applied to the emission pixel for each of a plurality of subfields of one frame and controlling emission of the emission device of the emission pixel via the repair line; and a second dummy driver for resetting the repair line in one of the subfields in which the emission device does not emit light. | 12-17-2015 |
20160125774 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND DRIVING METHOD THEREOF - An organic light emitting display device includes pixels. Each of the pixels includes an organic light emitting diode. The organic light emitting diode does not emit light during a first period where a voltage having a first level voltage is applied to the first voltage supply line, and the organic light emitting diode emits light during a second period where a second level voltage is applied to the first voltage supply line. | 05-05-2016 |