| Patent application number | Description | Published |
|---|
| 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 |
| Patent application number | Description | Published |
|---|
| 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 |
| Patent application number | Description | Published |
|---|
| 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 |
| Patent application number | Description | Published |
|---|
| 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 |
| Patent application number | Description | Published |
|---|
| 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 |
| Patent application number | Description | Published |
|---|
| 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 |
| Patent application number | Description | Published |
|---|
| 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 |
