Patent application number | Description | Published |
20110032179 | BACKLIGHT UNIT, DISPLAY APPARATUS HAVING THE SAME AND METHOD OF INSPECTING THE SAME - A backlight unit includes light source groups, a converter, a compensator, a detector and a protector. Each of the light source groups includes a light source, and the converter boosts an input voltage to a driving voltage that is supplied to the light source groups. The compensator is connected to the light source groups and compensates a deviation between currents fed back to the compensator from each of the light source groups. The detector is connected between the compensator and the light source groups and detects a maximum voltage from among feedback voltages fed back to the compensator from each of the light source groups. The protector is connected to the detector and receives the maximum voltage, and compares the maximum voltage to a reference voltage to generate a compared result. The protector outputs a protection signal to the converter based on the compared result. | 02-10-2011 |
20110249033 | METHOD OF DRIVING BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A backlight assembly outputs scan signals having a scanning frequency synchronized with a frame frequency to sequentially drive light emitting blocks providing a light to a display panel. A dimming step of each light emitting block corresponds to one of a plurality of dimming steps in response to local dimming data. A dimming clock having a value obtained by dividing a value obtained by multiplying the scanning frequency and the number is dimming steps by a duty ratio of each scan signal is generated. The dimming step of each light emitting block is counted using the dimming clock, and the counted values are combined with the scan signals to generate dimming signals having a dimming duty ratio corresponding to the dimming step of the light emitting blocks. | 10-13-2011 |
20140111497 | BACKLIGHT UNIT AND DISPLAY DEVICE INCLUDING THE SAME - A backlight unit includes a power supply converter including a primary winding connected to an input power supply voltage, and a secondary winding which is connected to an output node and outputs a light emitting diode drive voltage to the output node in response to a mode signal and a switching control signal; and a light emitting diode string connected to the output node of the power supply converter, where the power supply converter serially connects a boosting winding to the secondary winding and the output node and when the mode signal represents a three dimensional image display mode, and outputs a boosted light emitting diode drive voltage to the output node through the boosting winding. | 04-24-2014 |
20140145626 | BACKLIGHT UNIT AND DISPLAY DEVICE HAVING THE SAME - In a display device, a backlight unit including a power converter configured to generate a light source driving voltage in response to a voltage control signal, a plurality of light emitting diode strings each configured to receive the light source driving voltage through an end thereof, and a controller connected to the other end of each of the plurality of light emitting diode stringsand configured to generate a plurality of current control signals used to control a current flowing through each of the plurality of light emitting diode strings and the voltage control signal. The controller is configured to generate the voltage control signal in response to a current control signal from among the plurality of current control signals, which is applied to a light emitting diode string configured to receive a lowest forward driving voltage among the plurality of light emitting diode strings. | 05-29-2014 |
20140192102 | BACKLIGHT UNIT AND DISPLAY DEVICE HAVING THE SAME - A backlight unit includes a power converter configured to generate a light source driving voltage in response to a voltage control signal, a plurality of light emitting diode strings, where each of the light emitting diode strings receives the light source driving voltage through a first terminal thereof, a plurality of transistors corresponding to the light emitting diode strings, where each of the transistors includes: a first electrode connected to a second terminal of a corresponding light emitting diode string thereof; a second electrode; and a control electrode, and a controller connected to the control electrode and the second electrode, where the controller outputs a plurality of current control signals to control electrodes of the transistors and generate the voltage control signal, where the controller generates an over-current detection signal when any one of the current control signals has a pulse width greater than a predetermined reference width. | 07-10-2014 |
Patent application number | Description | Published |
20110101874 | METHOD OF DRIVING LIGHT SOURCE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method of driving a light source apparatus includes inverting a direct current voltage to generate a first alternating current voltage, transforming the first alternating current voltage into a second alternating current voltage having a voltage level that is greater than a voltage level of the first alternating current voltage, compensating a driving alternating current voltage based on the second alternating current voltage to generate a compensated driving alternating current voltage such that a substantially equal current flows through each light emitting string of a plurality of light emitting string included in the light source apparatus, and rectifying the compensated driving alternating current voltage to apply a driving voltage to the light emitting strings. | 05-05-2011 |
20120038691 | METHOD OF DRIVING A LIGHT SOURCE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method of driving a light source, which comprises a first light-emitting module including first to k-th light source blocks and disposed at a first edge of a light guide plate, and a second light-emitting module including first to m-th light source blocks and disposed at a second edge of the light guide plate, wherein k and m are natural numbers, includes generating a plurality of duty control signals corresponding to the first to k-th top light source blocks and the first to m-th bottom light source blocks based on an image signal, and selectively generating first to k-th top driving signals and first to m-th bottom driving signals using the plurality of duty control signals based on a three-dimensional image enable signal, where the first to k-th top driving signals drive the first light-emitting module, and the first to m-th bottom driving signals drive the second light-emitting module | 02-16-2012 |
20120206057 | METHOD OF DRIVING LIGHT SOURCE, LIGHT SOURCE MODULE FOR PERFORMING THE METHOD AND DISPLAY APPARATUS HAVING THE LIGHT SOURCE MODULE - A method of driving a light source includes receiving an alternating current (“AC”) voltage from outside, generating a first direct current (“DC”) voltage based on the AC voltage, generating a second DC voltage, corresponding to a difference between a driving voltage of a light source part and the first DC voltage, based on the first DC voltage, and outputting a sum of the first DC voltage and the second DC voltage to the light source part | 08-16-2012 |
20120256908 | METHOD OF DISPLAYING THREE-DIMENSIONAL IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method of displaying a three-dimensional image includes sequentially providing light to display blocks of a display panel in a scan direction of an image, providing light at a maximum luminance to a display block during a first period in which an image for a left-eye or a right-eye is displayed on the display block, providing the light at a luminance gradually decreasing from the maximum luminance to a preset luminance to the display block during a second period in which a transition image between the left-eye or the right-eye image and a black image is displayed on the display block, and blocking the light from the display block during a third period including a period in which the black image is displayed on the display block and prior to a period in which a left-eye or a right-eye image of a following frame is displayed on the display block. | 10-11-2012 |
20130321484 | METHOD OF DRIVING LIGHT-SOURCE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method of driving a light-source module includes adjusting a frequency of a boosting switching signal based on a dimming signal which controls luminance of a light-emitting diode (“LED”) string of the light-source module, where the LED string comprises a plurality of LEDs connected to each other in series, and controlling a main transistor in response to the boosting switching signal to transfer a driving voltage to the LED string. | 12-05-2013 |
Patent application number | Description | Published |
20110089422 | THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor (TFT) array panel includes: first and second pixel electrodes neighboring each other; a data line extending between the first and the second pixel electrodes; first and second gate lines extending perpendicularly to the data line; a first TFT including a first gate electrode connected to the first gate line, a first source electrode connected to the data line, and a first drain electrode facing the first source electrode and connected to the first pixel electrode; and a second TFT including a second gate electrode connected to the second gate line, a second source electrode connected to the data line, and a second drain electrode facing the second source electrode and connected to the second pixel electrode. The first source electrode has the same relative position with respect to the first drain electrode as the second source electrode with respect to the second drain electrode. | 04-21-2011 |
20110095294 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD OF MANUFACTURING THE SAME - A thin film transistor array panel includes: an insulation substrate; a gate line disposed on the insulation substrate and including a compensation pattern protruding from the gate line; a first data line and a second data line both intersecting the gate line; a first thin film transistor connected to the gate line and the first data line; a second thin film transistor connected to the gate line and the second data line; and a first pixel electrode and a second pixel electrode connected to the first thin film transistor and the second thin film transistor, respectively. The first pixel electrode and the second pixel electrode share the compensation pattern. | 04-28-2011 |
20110216281 | DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A display panel includes a first substrate, a second substrate facing the first substrate, and a pixel disposed on either the first substrate or the second substrate. When an electrode is formed, a portion of the electrode is removed to form a spacer area and a droplet including a bead spacer mixed with a solvent is provided in the spacer area. Then, the solvent is vaporized to move the bead spacer to a center of the spacer area. The second substrate is provided to face the first substrate while interposing the bead spacer therebetween. The spacer area has a dimension equal to or greater than a diameter of the droplet. | 09-08-2011 |
20120007082 | THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor array panel includes an insulating substrate, a plurality of pixel electrodes arranged on the insulating substrate in rows and columns, a plurality of thin film transistors connected with the plurality of pixel electrodes, respectively, and a plurality of gate lines and a plurality of data lines connected with the plurality of thin film transistors. When one data line and one pixel electrode which are connected with a single thin film transistor are referred to as a connected data line and a connected pixel electrode, respectively, the plurality of thin film transistors are positioned on a same side of the connected data line in two adjacent rows, and on alternating sides of the connected data line in every other two adjacent rows. Two boundary lines of the connected pixel electrode are overlapped with the connected data line. | 01-12-2012 |
20130313559 | THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor (TFT) array panel includes: first and second pixel electrodes neighboring each other; a data line extending between the first and the second pixel electrodes; first and second gate lines extending perpendicularly to the data line; a first TFT including a first gate electrode connected to the first gate line, a first source electrode connected to the data line, and a first drain electrode facing the first source electrode and connected to the first pixel electrode; and a second TFT including a second gate electrode connected to the second gate line, a second source electrode connected to the data line, and a second drain electrode facing the second source electrode and connected to the second pixel electrode. The first source electrode has the same relative position with respect to the first drain electrode as the second source electrode with respect to the second drain electrode. | 11-28-2013 |
20140252364 | THIN FILM TRANSISTOR ARRAY PANEL - A thin film transistor (TFT) array panel includes: first and second pixel electrodes neighboring each other; a data line extending between the first and the second pixel electrodes; first and second gate lines extending perpendicularly to the data line; a first TFT including a first gate electrode connected to the first gate line, a first source electrode connected to the data line, and a first drain electrode facing the first source electrode and connected to the first pixel electrode; and a second TFT including a second gate electrode connected to the second gate line, a second source electrode connected to the data line, and a second drain electrode facing the second source electrode and connected to the second pixel electrode. The first source electrode has the same relative position with respect to the first drain electrode as the second source electrode with respect to the second drain electrode. | 09-11-2014 |
Patent application number | Description | Published |
20090160844 | DATA DRIVING CIRCUIT, DISPLAY APPARATUS COMPRISING THE SAME AND CONTROL METHOD THEREOF - A data driving circuit receiving an image signal and applying a data signal based on the image signal to a display panel, the data driving circuit includes a signal generator that generates a horizontal scanning identical signal based on the image signal and a load signal instructing an output of the data signal to the display panel; a signal amplifier that alternately converts a polarity of an offset compensation value from positive to negative and amplifies the image signal based on the offset compensation value; and a controller that counts pulses of the horizontal scanning identical signal and controls the signal amplifier to retain the converted polarity of the offset compensation value until a counted reaches a predetermined reference value. | 06-25-2009 |
20100085293 | METHOD OF DRIVING DATA, DATA DRIVE CIRCUIT FOR PERFORMING THE METHOD, AND DISPLAY APPARATUS HAVING THE DATA DRIVE CIRCUIT - The present invention discloses a data driving method, the method including receiving data corresponding to a plurality of pixels. Received data are converted into data voltages of an analog type to be output to a plurality of data lines. One of a first data voltage and a last data voltage of the data voltages is output to a dummy data line adjacent to the data lines. | 04-08-2010 |
20100157190 | DISPLAY DEVICE - A display device having a reduced repair line length and a reduced repair unit to reduce the wire resistance of the repair line and the repair unit. The display device includes: a single flexible circuit film; a circuit board connected to the flexible circuit film; and a thin film transistor array panel connected to the flexible circuit film and having a display area and a peripheral area enclosing the display area. The display device also includes a single driving circuit chip disposed on the flexible circuit film; a repair line and a repair bar disposed in the peripheral area of the thin film transistor array panel; a repair amplifier disposed on the driving circuit chip and connected to the repair line and the repair bar. A repair input line connects the repair bar and the repair amplifier and a repair output line connects the repair amplifier and the repair line. | 06-24-2010 |
20110234560 | Display Device and Driving Method Thereof - A display device includes a signal controller processing an input image signal and an input control signal and outputting an image signal and a control signal. A gray voltage generator generates reference gray voltages. The control signal includes a selection signal. A data driver generates gray voltages based on the reference gray voltage, selects a gray voltage corresponding to the image signal among the generated gray voltages, and applies the selected gray voltage to a pixel as a first data voltage. The data driver applies a black data voltage corresponding to a black image to the pixel according to the selection signal. | 09-29-2011 |
20120075281 | METHOD OF DRIVING A DISPLAY PANEL AND DISPLAY DEVICE - In a method of driving a display panel, a voltage of a first polarity with respect to a reference voltage is outputted to an n-th data line and an (n+1)-th data line (‘n’ is a natural number), respectively, and a voltage of a second polarity with respect to the reference voltage is outputted to an (n+2)-th data line and an (n+3)-th data line, respectively, during an N-th frame (‘N’ is a natural number). Then, a voltage of the first polarity is outputted to the n-th data line, a voltage of the second polarity is outputted to the (n+1)-th data line and the (n+2)-th data line, respectively, and a voltage of the first polarity is outputted to the (n+3)-th data line, during an (N+1)-th frame. | 03-29-2012 |
20120249603 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a plurality of pixels, a plurality of data lines connected to the plurality of pixels, and a data driver connected to the plurality of data lines, where the data driver supplies data voltage to the plurality of data lines, where the data driver includes a data latch which outputs input image data in response to image data corresponding to the plurality of pixels, wherein the data latch rearranges a sequence of the image data, and a digital-to-analog converting unit which includes a positive digital-to-analog converter which generates a positive data voltage in response to the input image data, and a negative digital-to-analog converter which generates a negative data voltage in response to the input image data. | 10-04-2012 |
20120256199 | DISPLAY DEVICE AND A METHOD OF MANUFACTURING THE SAME - A display device includes an array substrate, a driving film and an adhesive member. The array substrate includes a first base substrate, a plurality of first signal pads formed on the first base substrate and a first dummy pad formed adjacent to the first signal pads. The driving film includes a base film, a plurality of output terminals formed on the base film and a first alignment mark formed adjacent to the output terminals. The adhesive member adheres the first signal pads to the output terminals, and adheres the first dummy pad to the first alignment mark. | 10-11-2012 |
20120293762 | GATE DRIVER AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A gate driver includes a gate integrated circuit (“IC”) chip which receives at least two scanning start signals and at least four clock control signals, and outputs a plurality of gate-on voltages, where at least two clock control signals of the at least four clock control signals are generated based on one scanning start signal of the at least two scanning start signals, timings of the at least two scanning start signals are independent of each other, and timings of the at least two clock control signals based on the one scanning start signal are independent of each other. | 11-22-2012 |
20140368482 | GATE DRIVER AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A gate driver includes a gate integrated circuit (“IC”) chip which receives at least two scanning start signals and at least four clock control signals, and outputs a plurality of gate-on voltages, where at least two clock control signals of the at least four clock control signals are generated based on one scanning start signal of the at least two scanning start signals, timings of the at least two scanning start signals are independent of each other, and timings of the at least two clock control signals based on the one scanning start signal are independent of each other. | 12-18-2014 |
Patent application number | Description | Published |
20110149186 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a first substrate, a second substrate facing the first substrate, a dual passivation layer disposed between the first substrate and the second substrate. The dual passivation layer includes a first passivation layer and a second passivation layer. A refractive index of the first passivation layer is different from a refractive index of the second passivation layer. | 06-23-2011 |
20120104392 | THIN FILM TRANSISTOR ARRAY PANEL AND THE METHOD FOR MANUFACTURING THEREOF - Provided is a thin film transistor array panel that includes: a substrate; a gate line and a data line formed on the substrate and at least partially defining a pixel area; a thin film transistor connected to the gate line and the data line; a pixel electrode connected to the thin film transistor and formed in the pixel area; a first common electrode formed under the pixel electrode; a second common electrode formed on the pixel electrode. The pixel area includes an upper pixel area and a lower pixel area, the first common electrode is formed in the upper pixel area, and the second common electrode is formed in the lower pixel area. The pixel electrode includes an upper pixel electrode formed in the upper pixel area and a lower pixel electrode formed in the lower pixel area. | 05-03-2012 |
20120112213 | DISPLAY SUBSTRATE, METHOD FOR MANUFACTURING THE SAME, AND DISPLAY APPARATUS HAVING THE SAME - A display substrate includes a substrate, a gate line formed on the substrate, a data line formed on the substrate and crossing the gate line, a first pixel electrode formed on the substrate on which the gate and the data line are formed, an insulation layer formed on the substrate and the first pixel electrode, and a second pixel electrode formed on the insulation layer. The second pixel electrode includes a first sub-electrode that overlaps the first pixel electrode and the data line, and a second sub-electrode that is electrically connected to the data line through a switching element. | 05-10-2012 |
20140313447 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a first substrate, a second substrate facing the first substrate, a dual passivation layer disposed between the first substrate and the second substrate. The dual passivation layer includes a first passivation layer and a second passivation layer. A refractive index of the first passivation layer is different from a refractive index of the second passivation layer. | 10-23-2014 |
Patent application number | Description | Published |
20100176736 | METHOD OF DRIVING A LIGHT SOURCE, LIGHT SOURCE ASSEMBLY FOR PERFORMING THE METHOD, AND LIQUID CRYSTAL DISPLAY APPARATUS HAVING THE SAME - A method of driving a light source includes; converting an externally supplied direct current voltage into a first alternating current voltage, boosting the first alternating current voltage to a second alternating current voltage having a higher voltage than the first alternating current voltage, turning on the light source using the second alternating current voltage, detecting an arc noise detection voltage by adding arc noise generated from a high voltage terminal of the light source and arc noise generated from a low voltage terminal of the light source, and blocking the high voltage from being provided to the light source based on the detected arc noise detection voltage. | 07-15-2010 |
20110175541 | ARC DISCHARGE DETECTING CIRCUIT, LIGHT SOURCE DRIVING APPARATUS HAVING THE SAME AND METHOD OF DRIVING A LIGHT SOURCE USING THE SAME - An arc discharge detecting circuit includes; a voltage dividing part which divides a driving voltage provided to a light source, a detecting part which includes a loop-shaped wiring spaced apart from the voltage dividing part and which detects a current corresponding to an arc discharge flowing through the voltage dividing part using a coupling capacitance generated between the loop-shaped wiring of the detecting part and a wiring of the voltage dividing part, and an output part connected to the detecting part to output a detection voltage corresponding to the arc discharge. Accordingly, the arc discharge detecting circuit may improve a sensitivity of detecting an arc discharge as a current source type using the coupling capacitors, a design may be simplified, and manufacturing costs may be decreased. | 07-21-2011 |
20110175892 | POWER SOURCE CIRCUIT AND LIQUID CRYSTAL DISPLAY APPARATUS HAVING THE SAME - A power source circuit includes an inductor, a reservoir capacitor, and a switching control part that generates ON/OFF control signals to each of first and second switches. The first switch is connected between a first power voltage terminal and a first node to form a first current path between the first power voltage terminal and the first node in response to a driving signal of the switching control part. The second switch is connected between the first node and a second power voltage terminal to form a second current path between the first node and the second power voltage terminal in response to the driving signal. The inductor is connected to the first node to provide an average voltage between the first power voltage terminal and the second power voltage terminal. The capacitor is connected in parallel with the inductor to store the average voltage. | 07-21-2011 |
20110193844 | POWER SOURCE CIRCUIT AND DISPLAY APPARATUS HAVING THE SAME - A power source circuit of a display apparatus includes a voltage divider, an operational amplifier, a first switch, a second switch, and a protector. The voltage divider generates a divided voltage between a first driving voltage and a ground voltage. The operational amplifier receives the divided voltage and outputs the divided voltage as a second driving voltage. The first switch is connected between a first supply voltage terminal to receive the first driving voltage and a common node. The second switch is connected between the common node and a second supply voltage terminal to receive the ground voltage. The protector is connected to the common node to limit a voltage output of the first supply voltage terminal in response to a voltage of the common node. | 08-11-2011 |
20110228186 | DISPLAY APPARATUS INCLUDING TRANSFORMERS - A display apparatus includes a display panel, a transformer disposed under the display panel and including a primary winding and a secondary winding which are separated from each other and an insulating section between the primary winding and the secondary winding, and a lower housing member on which the display panel is placed and to which the transformer is fixed. A first region corresponding to the insulating section of the transformer is defined in the lower housing member, and at least one hole is disposed in the first region of the lower housing member. | 09-22-2011 |
20120092314 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A gate-off voltage generator provides a gate-off voltage to a gate line of a display panel. The gate-off voltage generator includes a transistor having a base terminal, a collector terminal, and an emitter terminal, the emitter terminal configured to output the gate-off voltage to the gate line. A controller is connected to the base terminal. A feedback circuit is connected between the gate line and the controller, the feedback circuit configured to provide to the controller a feedback voltage based upon the gate-off voltage outputted from the emitter terminal. The gate-off voltage from the emitter terminal is compared with a desired gate-off voltage in the controller and the voltage at the base terminal is controlled by the controller to provide the desired gate-off voltage to gate line. | 04-19-2012 |
20120200818 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a plurality of pixels arranged in a matrix, each pixel having a first sub-pixel electrode and a second sub-pixel electrode. A first thin film transistor is connected to the first sub-pixel electrode. A second thin film transistor is connected to the second sub-pixel electrode. A third thin film transistor is connected to the second sub-pixel electrode. A fourth thin film transistor is connected to a drain electrode of the third thin film transistor. A first gate line is connected to the first thin film transistor and the second thin film transistor. A data line is connected to the first thin film transistor and the second thin film transistor. A second gate line is connected to the third thin film transistor. A third gate line is connected to the fourth thin film transistor. | 08-09-2012 |
20130135285 | POLARIZATION SWITCHING DEVICE, DRIVER OF POLARIZATION SWITCHING DEVICE, AND METHOD OF DRIVING THE SAME - A polarization switching device includes a lower panel; an upper panel facing the lower panel; a liquid crystal layer disposed between the lower panel and the upper panel; and a driver to apply a first driving voltage and a second driving voltage to the lower panel and the upper panel, respectively, the first driving voltage to transition among a center voltage, a first voltage and a second voltage. The first voltage and the second voltage have the same difference in value from the center voltage. The driver includes a voltage changing unit to generate the first voltage and the second voltage based on a digital data input to a first digital-analog converter. | 05-30-2013 |
20140049528 | VOLTAGE GENERATOR AND DISPLAY DEVICE HAVING THE SAME - A display device including a voltage generator is disclosed. The voltage generator includes an analog driving voltage generator to convert a source voltage from an external source to an analog driving voltage and to output the analog driving voltage through an output terminal, a capacitor connected between the output terminal and a ground voltage node, and a discharge circuit connected between the output terminal and the ground voltage node to discharge a current at the output terminal in response to a blank synchronization signal. | 02-20-2014 |
20140078188 | DRIVING DEVICE OF DISPLAY DEVICE - A driving device of a display device includes: a reference voltage generator configured to receive a high potential power supply voltage, a low potential power supply voltage and a medium power supply voltage and to generate reference voltages between the high potential power supply voltage and the low potential power supply voltage, where the low potential power supply voltage is lower than the high potential power supply voltage, and the medium power supply voltage has a value between the high potential power supply voltage and the low potential power supply voltage; a gray reference voltage generator configured to receive and divide the reference voltages and to generate gray reference voltages; and a data driver configured to receive the gray reference voltages and the high and medium potential power supply voltages, and to generate data voltages using the gray reference voltages and the high and medium potential power supply voltages. | 03-20-2014 |
Patent application number | Description | Published |
20100015362 | METHOD OF ELECTROLESS PLATING - An apparatus for electroless plating includes a plating bath containing an aqueous metal salt solution, and a magnetic field generator for generating a magnetic field. An object to be plated is immersed in the solution. The magnetic field generated by the magnetic field generator increases the level at which the metal ions are attracted to a surface of the object. Therefore, a layer of plating of good quality may be formed at a rapid rate. | 01-21-2010 |
20110170264 | Semiconductor Module Socket Apparatus - A semiconductor module socket apparatus including a socket main body in which a socket groove corresponding to a semiconductor module is formed; a socket pin mounted in the socket groove of the socket main body so as to be electrically connected to a module pin of the semiconductor module; and a heat radiating member mounted in the socket main body so as to externally radiate heat that is generated in the semiconductor module and then is delivered from the socket groove and the socket pin. According to the semiconductor module socket apparatus, it is possible to prevent the heat generated in the semiconductor module from being delivered to the main board, to increase the heat radiation efficiency, to significantly save an installation space, to reduce the installation costs, and to realize no-noise and no-vibration of the semiconductor module socket apparatus. | 07-14-2011 |
20110194260 | SEMICONDUCTOR PACKAGE MODULE HAVING SELF-ASSEMBLED INSULATION THIN FILM AND METHOD OF MANUFACTURING THE SEMICONDUCTOR PACKAGE MODULE - A semiconductor package module including a self-assembled organic molecule layer and a method of manufacturing the semiconductor package module is provided. The semiconductor package module may include a module printed circuit board (PCB) having a plurality of metal line patterns and a plurality of mounting pads formed thereon. The semiconductor package may further include an insulation thin film self-assembled on at least one metal line pattern selected from among the plurality of metal line patterns. In order to manufacture the semiconductor package module, the insulation thin film is formed in a manner that the plurality of metal line patterns are formed on the module PCB wherein a plurality of via holes are formed, and then an organic compound is self-assembled on a surface of at least one metal line pattern selected from the plurality of metal line patterns. | 08-11-2011 |
20120182653 | SEMICONDUCTOR MODULE AND SYSTEM INCLUDING THE SAME - A semiconductor module includes a printed circuit board, at least one on-board device unit coupled between at least one voltage line and a power line. The at least on-board device unit is mounted on the printed circuit board. At least one electrostatic discharge protection circuit unit, configured to protect the at least one on-board device unit from an electrostatic discharge that occurs in the at least one voltage line, is coupled to the at least one voltage line. | 07-19-2012 |
20130314887 | Slot-Mounted Printed Circuit Board Having Small Insertion Force - A printed circuit board (PCB) prevents damage to tabs of the PCB and pins of a slot by reducing insertion force when the PCB is inserted in the slot. The PCB includes a body portion including a first surface and a second surface and a metal interconnection layer formed on at least one of the first and second surfaces. The metal interconnecting layer includes tabs formed along a first edge of the body portion. An insertion force alleviation portion in which at least a portion of the body portion is removed is formed in the first edge to reduce the insertion force required to seat the PCB within the slot. | 11-28-2013 |
20140334108 | SEMICONDUCTOR PACKAGE MODULE HAVING SELF-ASSEMBLED INSULATION THIN FILM AND METHOD OF MANUFACTURING THE SEMICONDUCTOR PACKAGE MODULE - A semiconductor package module including a self-assembled organic molecule layer and a method of manufacturing the semiconductor package module is provided. The semiconductor package module may include a module printed circuit board (PCB) having a plurality of metal line patterns and a plurality of mounting pads formed thereon. The semiconductor package may further include an insulation thin film self-assembled on at least one metal line pattern selected from among the plurality of metal line patterns. In order to manufacture the semiconductor package module, the insulation thin film is formed in a manner that the plurality of metal line patterns are formed on the module PCB wherein a plurality of via holes are formed, and then an organic compound is self-assembled on a surface of at least one metal line pattern selected from the plurality of metal line patterns. | 11-13-2014 |
20150075844 | ARRAY PRINTED CIRCUIT BOARD, METHOD OF REPLACING DEFECTIVE SINGLE PRINTED CIRCUIT BOARD OF THE SAME, AND METHOD OF MANUFACTURING ELECTRONIC APPARATUS USING THE SAME - An array printed circuit board (PCB) is provided in which a defective single PCB may be easily replaced. A method of replacing a defective single PCB and a method of manufacturing an electronic apparatus are also provided. The array PCB may include a plurality of single PCBs. A rail portion may surround the single PCBs. A plurality of tab route portions connect the single PCBs to the rail portion, each of the tab route portions including at least one pair of via electrodes. A test terminal portion may be formed at one side of the rail portion and may include a plurality of test terminals. The at least one pair of via electrodes may include a first via electrode, arranged adjacent to the rail portion and electrically connected to a corresponding test terminal, and a second via electrode arranged adjacent to and electrically connected to a corresponding single PCB. | 03-19-2015 |
Patent application number | Description | Published |
20110058024 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - In a display apparatus, a display panel displays an image, and a frame rate converter separates an image signal to a first image frame for a left-eye and a second image frame for a right-eye and generates first and second intermediate image frames respectively following the first and second image frames. A timing controller converts the first and second image frames to first and second compensation frames, respectively, and sequentially provides the first compensation frame, the first intermediate image frame, the second compensation frame, and the second intermediate image frame to a data driver. The data driver converts the first and second compensation frames to a left-eye data voltage and a right-eye data voltage, respectively, and converts the first and second intermediate image frames to a predetermined black data voltage. | 03-10-2011 |
20120120067 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - In a display apparatus, a frame rate converter divides an image signal into a first image frame for a left eye and a second image frame for a right eye, and generates a first intermediate image frame and a second intermediate image frame. A timing controller converts the first and second image frames to a first compensation frame and a second compensation frame, respectively, and sequentially provides the first compensation frame, the first intermediate image frame, the second compensation frame, and the second intermediate image frame to a data driver. The data driver converts the first and second compensation frames to left-eye and right-eye data voltages, respectively, and converts the first and second intermediate image frames to a predetermined black data voltage. | 05-17-2012 |
20130321253 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a display panel, a timing controller, a gate driver, and a data driver. The display panel includes a plurality of pixels. The timing controller receives an image data, compares a previous line data with a present line data to determine whether the present line data needs to be compensated, and generates a first modulation line data. In addition, the timing controller calculates the first modulation data and a delay compensation value to generate a second modulation line data. The delay compensation value is decided from reference delay compensation values of reference pixels among the pixels. | 12-05-2013 |
20140063380 | DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A display apparatus includes a display panel which includes a plurality of pixels, a backlight unit which includes a plurality of light sources sequentially arranged in a first direction of the display panel and provides light to the display panel, and a driving circuit which controls the display panel to allow an image to be displayed on the display panel and generates a plurality of backlight control signals to periodically turn on and off the light sources. The driving circuit generates the backlight control signals to allow the light sources to have different turn-on time periods based on positions of the light sources. | 03-06-2014 |
20140118331 | DISPLAY DEVICE - A display device includes a display panel including gate lines, data lines, and pixels each connected to a corresponding gate line and a corresponding data line, a gate driver configured to drive the gate lines, a data driver configured to drive the data lines, and a timing controller configured to generate control signals to control the data driver and to apply a vertical synchronization start signal including a first pulse, a second pulse, a first gate pulse signal, and a second gate pulse signal to the gate driver. The gate driver applies gate driving signals to the gate lines to pre-charge the pixels in response to the first pulse of the vertical synchronization start signal and the first gate pulse signal, and to main-charge the pixels in response to the second pulse of the vertical synchronization start signal and the second gate pulse signal. | 05-01-2014 |
20150035875 | DISPLAY APPARATUS AND DRIVING METHOD THEREOF - A display apparatus includes a plurality of pixels connected to a plurality of gate lines and a plurality of data lines and a timing controller, in which each pixel includes a first sub-pixel and a second sub-pixel. In such a display apparatus, the timing controller provides the first sub-pixel and the second sub-pixel with a first data signal and a second data signal corresponding to one of a high gray scale curve and a low gray scale curve, alternately every frame, when the image signal is a first type of image signal, and the timing controller provides the first sub-pixel with a first data signal corresponding to the high gray scale curve and the second sub-pixel with a second data signal corresponding to the low gray scale curve when the image signal is a first type of image signal. | 02-05-2015 |
Patent application number | Description | Published |
20100032677 | DISPLAY DEVICE - A display device includes gate lines; data lines; charge control lines each including a charge control voltage input pad; first and second thin film transistors (TFTs) each including control and input electrodes connected to the gate and data lines, respectively; a first liquid crystal capacitor connected to an output electrode of the first TFT; a second liquid crystal capacitor connected to an output electrode of the second TFT; a charge control TFT including a control electrode and an input electrode connected to one of the charge control lines and the second pixel electrode, respectively; and a charge-down capacitor connected to an output electrode of the charge control TFT. A duration time of a turn-on voltage pulse applied to the charge control TFT is different from a duration time of a turn-on voltage pulse applied to the first TFT transistor or the second TFT. | 02-11-2010 |
20100289974 | 3-DIMENSIONAL IMAGE DISPLAY DEVICE - A stereoscopic image display device includes; a display device includes a plurality of pixels, and which displays a first image transmitted to a left eye and displays a second image transmitted to a right eye, wherein the display device displays the first image and the second image by inserting a third image representing a predetermined luminance between the first image transmitted to the left eye and the second image transmitted to the right eye. | 11-18-2010 |
20110157161 | METHOD OF DISPLAYING STEREO-SCOPIC IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of displaying a stereoscopic image comprises; dividing an input image into a left-eye image and a right-eye image, estimating a crosstalk in accordance with a position of a display panel using a grayscale difference between the left-eye image and the right-eye image, displaying the left-eye image and the right-eye image and adjusting opening periods and closing periods of a pair of shutter glasses so that a shutter of the pair of shutter glasses is open and closed respectively during the opening period and the closing period based on the estimated crosstalk. | 06-30-2011 |
20110279466 | METHOD OF COMPENSATING IMAGE DATA AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of compensating image data, the method includes generating a compensation data of an image data in accordance with a temperature value by using a compensation data of a previous frame and a compensation data generated through a look-up table which is mapped with corresponding to a compensation data of a previous frame and a set temperature value which is smaller than and closest to the temperature value or which is greater than and closest to the temperature value among set temperature values. | 11-17-2011 |
20120068999 | METHOD OF PROCESSING IMAGE DATA, METHOD OF DISPLAYING IMAGE USING THE SAME AND DISPLAY APPARATUS PERFORMING THE METHOD OF DISPLAYING IMAGE - A method of processing image data comprises storing image frame data in a first memory, repetitively reading the image frame data stored in the first memory to output high frequency image frame data and correcting the high frequency image frame data based on previous frame data. | 03-22-2012 |
20120120058 | Method of Driving Display Panel and Display Apparatus for Performing the Method - In a method of driving a display panel, a first data voltage having a first potential difference with respect to a reference voltage is outputted to pixel units of the display panel during a first frame which the data voltage has a same polarity with respect to the reference voltage as a data voltage of a following frame, and a second data voltage having a second potential difference less than the first potential difference is output to pixel units of the display panel during a second frame in which the data voltage has a polarity with respect to the reference voltage that is reversed with respect to a data voltage of a following frame. | 05-17-2012 |
20120127159 | METHOD OF DRIVING DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of driving a display panel includes identifying a dimension of input data, where the input data is one of two-dimensional input data and three-dimensional input data, and generating first distributed data and second distributed data based on the dimension of the input data by at least one of copying the input data and dividing the input data into front data and back data. | 05-24-2012 |
20120127160 | Three Dimensional Image Display Device and Method of Driving the Same - A three dimensional image display device includes a display device that includes a first region and a second region which are adjacent to each other. The display device alternately displays a left eye image and a right eye image, and displays an image having a predetermined gray in a period between the left eye image and the right eye image. In a current frame, a white data voltage is applied to the first region and a corrected white data voltage is simultaneously applied to the second region. The corrected white data voltage may be smaller than the white data voltage. A black data voltage is applied to the first region, a corrected black data voltage is simultaneously applied to the second region, and the corrected black data voltage may be smaller than the black data voltage. | 05-24-2012 |
20120127162 | METHOD FOR DISPLAYING A STEREOSCOPIC IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method for displaying a stereoscopic image, the method comprises generating k images for a left eye and k images for a right eye based on a left-eye image and a right-eye image, where ‘k’ is a natural number greater than two, correcting an image currently received using an n-th image of the k images for the left eye and the k images for the right eye that are previously received, where ‘n’ is a natural number greater than ‘k’, displaying corrected k images for the left eye and corrected k images for the right eye on a display panel, and providing the display panel with lights based on the image displayed on the display panel. | 05-24-2012 |
20120127383 | Three Dimensional Image Display Device - A three-dimensional image display device includes a display and a polarization switching panel. The display includes a signal transmitter, and is configured to alternately display a left eye image and a right eye image. The polarization switching panel includes a signal receiver, an upper substrate, an upper electrode disposed on the upper substrate, a lower substrate, and a lower electrode disposed on the lower substrate. The signal transmitter and the signal receiver are synchronized by a 3D synchronization signal. | 05-24-2012 |
20120147162 | METHOD OF DISPLAYING STEREOSCOPIC IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of displaying a stereoscopic image provides first light having a first wavelength and second light having a second wavelength different from the first wavelength to the a display panel according to left-eye and right-eye images displayed on the display panel. Color correcting data are generated by correcting at least one of left-eye color data corresponding to the left-eye image and right-eye color data corresponding to the right-eye image such that a first color coordinate according to the first light and a second color coordinate according to the second light coincide with each other with respect to the same color. The left-eye and right-eye images are displayed using light having wavelengths different from each other, so that a display quality of the stereoscopic image may be enhanced. | 06-14-2012 |
20120169780 | METHOD OF COMPENSATING DATA, DATA COMPENSATING APPARATUS FOR PERFORMING THE METHOD AND DISPLAY APPARATUS HAVING THE COMPENSATING APPARATUS - A method of compensating data includes extending a number of bits of data and outputting extended data of a first color, compensating a luminance of the extended data of the first color based on a position of the extended data of the first color in a display panel and outputting compensated data of the first color, and outputting compensated data of a second color and compensated data of a third color based on the compensated data of the first color. | 07-05-2012 |
20120249525 | DISPLAY SYSTEM - A display system includes a display panel, a panel driving part, an image processing part, a timing control part and a light source part. The display panel displays an image. The image processing part includes a synchronization part that synchronizes a plurality of image signals respectively corresponding to a plurality of contents with each other, a scaling part that respectively scales the image signals into a plurality of image frames having a resolution of the display panel and that sequentially outputs the image frames, and an additional generating part that outputs the image frames respectively corresponding to each of the image frames received from the scaling part. The timing control part provides the image frames respectively corresponding to the contents to the panel driving part. The light source part generates a light and provides the light to the display panel. | 10-04-2012 |
20120256908 | METHOD OF DISPLAYING THREE-DIMENSIONAL IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method of displaying a three-dimensional image includes sequentially providing light to display blocks of a display panel in a scan direction of an image, providing light at a maximum luminance to a display block during a first period in which an image for a left-eye or a right-eye is displayed on the display block, providing the light at a luminance gradually decreasing from the maximum luminance to a preset luminance to the display block during a second period in which a transition image between the left-eye or the right-eye image and a black image is displayed on the display block, and blocking the light from the display block during a third period including a period in which the black image is displayed on the display block and prior to a period in which a left-eye or a right-eye image of a following frame is displayed on the display block. | 10-11-2012 |
20120320056 | THREE DIMENSIONAL IMAGE DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - A three dimensional image display device includes a display panel and a backlight unit. The display panel displays a left eye image and a right eye image of an image inputted to the display panel, in sequence. The backlight unit includes a plurality of backlight blocks. In the three dimensional image display device, based on at least one of depth information from the objects of the left eye and right eye images, and edge information from the object the left eye image or the right eye image, brightness of the plurality of backlight blocks are independently controlled. | 12-20-2012 |
20120320294 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) including a liquid crystal panel, and a gate driver which applies a gate signal having a driving frequency equal to or greater than 100 Hz to the liquid crystal panel. The liquid crystal panel comprises a first display panel, a second display panel facing the first display panel, and a liquid crystal composition disposed between the first display panel and the second display panel and includes liquid crystals. | 12-20-2012 |
20130002653 | Three Dimensional Image Display Device and Driving Method Thereof - In a 3D image display device and a driving method thereof, a left-eye image and a right-eye image are displayed at a 3D display frequency higher than a 2D display frequency in a 3D mode. The left-eye image or the right-eye image is applied to a data line as data voltages having the same polarity and the same magnitude throughout at least two consecutive frames. A gate-on voltage is applied to a plurality of gate lines crossing the data line sequentially at an interval of a compensation gate-on application time calculated based on a total data delay value. | 01-03-2013 |
20130021334 | LIQUID CRYSTAL DISPLAY - In a liquid crystal display, black data is input to a portion of the pixel rows only during display of a | 01-24-2013 |
20130082999 | METHOD OF DRIVING A DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of driving a display panel includes outputting a data voltage of three-dimensional (“3D”) image data included in a left-eye data frame and a right-eye data frame to the display panel along a scanning direction of a first direction during a first period, blocking the data voltage from being provided to the display panel during a second period and outputting a black data voltage to the display panel during a third period that is less than the first period. | 04-04-2013 |
20130249971 | METHOD OF DISPLAYING THREE-DIMENSIONAL IMAGE AND DISPLAY APPARATUS USING THE SAME - A method of displaying a three-dimensional image includes outputting a converted left image generated based on a left image to a pixel of a display panel during a first period, where the converted left image has a grayscale value less than a grayscale value of the left image, outputting the left image to the pixel of the display panel during a second period, outputting a converted right image generated based on a right image to the pixel of the display panel during a third period, where the converted right image has a grayscale value less than a grayscale value of the right image, and outputting the right image to the pixel of the display panel during a fourth period. | 09-26-2013 |
20140104265 | METHOD OF COMPENSATING IMAGE DATA AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of compensating image data, the method includes generating a compensation data of an image data in accordance with a temperature value by using a compensation data of a previous frame and a compensation data generated through a look-up table which is mapped with corresponding to a compensation data of a previous frame and a set temperature value which is smaller than and closest to the temperature value or which is greater than and closest to the temperature value among set temperature values. | 04-17-2014 |
20150054801 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes: a control board on which a timing controller (TCON) and a power management integrated circuit (PMIC) are installed; a first source board on which a driving integrated circuit (IC) is installed; and a first connection cable that connects the control board and the first source board. The control board includes a first sensing line that connects the PMIC to the first connection cable and a third feedback line that connects the first connection cable to the TCON, the first connection cable includes a second sensing line that connects the first sensing line to the first source board and a second feedback line that connects the third feedback line to the first source board, and the first source board includes a third sensing line connected to the second sensing line and a first feedback line connected to the second feedback line. | 02-26-2015 |
Patent application number | Description | Published |
20080231591 | DISPLAY APPARATUS AND METHOD THEREOF - A display apparatus includes a backlight assembly, a first display panel assembly and a second display panel assembly. The backlight assembly includes a plurality of lamps disposed substantially parallel with each other. The backlight assembly emits first light through a first face and second light through a second face. The first display panel assembly is disposed adjacent to the first face to receive the first light. The second display panel assembly is disposed adjacent to the second face to receive the second light. The backlight assembly may further include a driving inverter electrically connected to first and second ends of the lamps to provide the lamps with driving voltages. Therefore, the backlight assembly applies light to the first and second display panel assemblies to reduce the number of backlight assemblies. Therefore, costs for manufacturing a display apparatus may be reduced. | 09-25-2008 |
20090096711 | Display device and driving method thereof - A display device including: a plurality of display panels being adjacent to each other, each display panel having a display region including a plurality of pixels and a non-display region formed in a circumference of the display region. The display device includes a panel driver which drives the plurality of display panels and a controller which converts an image signal inputted from the outside to correspond to the plurality of display regions and the non-display region disposed between the plurality of display regions, extracts an image signal from the converted image signal corresponding to the respective display regions and supplies the extracted image signal to the panel driver to be displayed on the respective display regions. | 04-16-2009 |
20090180050 | LIQUID CRYSTAL DISPLAY AND METHOD THEREOF - A liquid crystal display includes a liquid crystal panel displaying images, a light source supplying light to the liquid crystal panel, a circuit board including at least one of a brightness sensor and a temperature sensor, a frame including a plurality of sidewalls each including an inner surface, an outer surface and a top surface, the frame including a recess into which the circuit board is inserted downwardly, and the top surface including an open area through which the recess is accessible, and a blocking member covering the open area of the top surface where the frame recess is opened. | 07-16-2009 |
20090256796 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device includes a backlight assembly, a display panel, a top chassis and a sealing member. The backlight assembly includes a light-generating unit, a receiving container receiving the light-generating unit and a mold frame disposed along an edge portion of the receiving container. The display panel is disposed on the mold frame. The top chassis is coupled to the receiving container, covers an edge portion of the display panel and fixes the display panel by. The sealing member is disposed between the mold frame and the top chassis to surround an end portion of the display panel, such as to fully seal a space between the end portion of the display panel and the mold frame. The sealing member has elasticity, insulating properties and adsorption capacity for foreign matter. | 10-15-2009 |
20090279015 | RECEIVING CONTAINER AND DISPLAY DEVICE HAVING THE SAME, AND METHOD THEREOF - A receiving container includes a frame member and a first reinforcing member. The frame member is formed of a plastic material. The frame member includes a bottom part of which a center portion is opened and sidewalls respectively extending from peripheral edges sides of the bottom part. The first reinforcing member is separably disposed internally within at least one of the sidewalls, and disposed substantially parallel to a length direction of the at least one of the sidewalls, the first reinforcing member reinforcing a strength of the at least one of the sidewalls. | 11-12-2009 |
Patent application number | Description | Published |
20100118225 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF ASSEMBLING THE SAME - A liquid crystal display device and a method of assembling the same are provided. The liquid crystal display device includes a light guide film guiding light, a light source disposed on at least one side of the light guide film, a bottom receiving container including a bottom plate to receive the light source and the light guide film, bottom receiving container sidewalls formed along the boundary of the bottom plate to define a receiving space together with the bottom plate, and an intermediate receiving container including an intermediate receiving container frame formed along the bottom receiving container sidewalls and positioned within the receiving space, and intermediate receiving container fitting portions extending from the intermediate receiving container frame toward the outside of the receiving space and fittingly coupled to the bottom receiving container. | 05-13-2010 |
20100128201 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a liquid crystal panel including short sides and long sides, a plurality of gate lines disposed on the liquid crystal panel and extending substantially in parallel with the short sides of the liquid crystal panel, a plurality of data lines insulated from the gate lines, intersecting the gate lines and extending substantially in parallel with the long sides of the liquid crystal panel, a printed circuit board disposed near one of the short sides of the liquid crystal panel and providing an image signal to the liquid crystal panel, a light guide plate overlapping the liquid crystal panel, a light source module providing light to the light guide plate and a circuit board on which the light source module is mounted. | 05-27-2010 |
20100208162 | LIQUID CRYSTAL DISPLAY AND DISPLAY APPARATUS SET HAVING THE SAME - A liquid crystal display includes a liquid crystal panel including short sides and long sides, a gate wire extending substantially parallel with the short sides of the liquid crystal panel, a data wire extending substantially parallel with the long sides of the liquid crystal panel and insulated from the gate wire with crossing the gate wire, a first printed circuit board disposed adjacent to a long side of the liquid crystal panel facing a same direction as the liquid crystal panel is and supplying an image signal to the liquid crystal panel, a circuit film electrically connecting the data wire and the first printed circuit board with each other to carry the image signal. | 08-19-2010 |
20110304795 | BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS INCLUDING THE SAME - A backlight assembly includes: a light guide plate (“LGP”); and a light source module which emits white light to a side surface of the LGP, where the light source module includes: a plurality of point light sources which emits the white light; a printed circuit board (“PCB”) including a mounting portion, on which the plurality of point light sources are disposed; and a light source housing portion including a base portion which supports the PCB, an extension portion which extends from a surface of the base portion in a direction perpendicular to the surface of the base portion and is disposed along the mounting portion, and a main stopper disposed adjacent to an end of the PCB, where the main stopper prevents the movement of the PCB within the light source module. | 12-15-2011 |
20120105757 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a liquid crystal panel including short sides and long sides, a plurality of gate lines disposed on the liquid crystal panel and extending substantially in parallel with the short sides of the liquid crystal panel, a plurality of data lines insulated from the gate lines, intersecting the gate lines and extending substantially in parallel with the long sides of the liquid crystal panel, a printed circuit board disposed near one of the short sides of the liquid crystal panel and providing an image signal to the liquid crystal panel, a light guide plate overlapping the liquid crystal panel, a light source module providing light to the light guide plate and a circuit board on which the light source module is mounted. | 05-03-2012 |
Patent application number | Description | Published |
20100188607 | BACKLIGHT ASSEMBLY AND DISPLAY DEVICE INCLUDING THE SAME - A backlight assembly and a display device including the backlight assembly include a light source which emits light, a light guide plate disposed adjacent to the light source and which receives the light emitted from the light source, a light source supporter including a bottom plane including a first region and a second region, and a first receiving unit including a bottom surface and a side wall. The light source and the light guide plate are disposed on the first region of the bottom plane, the second region extends from a portion of the first region on which the light source is disposed, the bottom surface is disposed opposite the light guide plate, and the side wall is disposed at an end portion of the bottom surface along a direction perpendicular to a plane defined by the bottom surface. | 07-29-2010 |
20110292315 | BACKLIGHT ASSEMBLY, AND LIQUID CRYSTAL DISPLAY MODULE AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - A liquid crystal display (“LCD”) module includes a backlight assembly emitting light, a LCD panel overlapping the backlight assembly, and an upper cover. The backlight includes a light source module emitting the light, a light guide plate (“LGP”) including edges and a middle portion, and a LGP support overlapping the edges of the LGP. The LGP support includes a plurality of LGP supporting pieces connected to each other so as to form a polygonal shape, each of the LGP supporting pieces including a LGP supporting portion including a LGP supporting surface overlapping the edges of the LGP, and the LGP supporting surfaces of each of the LGP supporting pieces of the LGP support are placed on a same plane. Opposing LGP supporting pieces are interconnected by an LCD module mounting member. | 12-01-2011 |
20130265526 | BACKLIGHT ASSEMBLY AND DISPLAY DEVICE INCLUDING THE SAME - A backlight assembly and a display device including the backlight assembly include a light source which emits light, a light guide plate disposed adjacent to the light source and which receives the light emitted from the light source, a light source supporter including a bottom plane including a first region and a second region, and a first receiving unit including a bottom surface and a side wall. The light source and the light guide plate are disposed on the first region of the bottom plane, the second region extends from a portion of the first region on which the light source is disposed, the bottom surface is disposed opposite the light guide plate, and the side wall is disposed at an end portion of the bottom surface along a direction perpendicular to a plane defined by the bottom surface. | 10-10-2013 |
20140369070 | DISPLAY APPARATUS - A display apparatus includes a display panel, a first covering part, an upper frame and a lower frame. The first covering part is disposed on the display panel. The upper frame is disposed under the first covering part and includes a first combining portion. The lower frame is combined with the upper frame through the first combining portion, and overlaps a peripheral portion of the display panel. | 12-18-2014 |
Patent application number | Description | Published |
20080239229 | CIRCUIT BOARD AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A liquid crystal display (“LCD”) includes a circuit board including a first connector which receives a data signal and a second connector which is separated from the first connector and receives a power supply voltage, a timing controller mounted on the circuit board, the timing controller receiving the power supply voltage from the second connector and the data signal from the first connector, and processing the data signal received from the first connector, and a liquid crystal panel displaying an image using the data signal processed by the timing controller. | 10-02-2008 |
20090009494 | DRIVING APPARATUS AND METHOD FOR DISPLAY DEVICE AND DISPLAY DEVICE INCLUDING THE SAME - An apparatus for driving a display device includes a plurality of data driving integrated circuits which generates data voltages and a signal controller which inputs a first load signal to a data driving integrated circuit of the plurality of data driving integrated circuits to control the data driving integrated circuit. Each data driving integrated circuit of the plurality of data driving integrated circuits includes a load signal converter which generates a second load signal having a falling time which is different than a falling time of the first load signal. | 01-08-2009 |
20090045853 | TIMING CONTROLLER, DISPLAY APPARATUS HAVING THE SAME AND METHOD FOR DRIVING THE DISPLAY APPARATUS - A timing controller, a display apparatus having the timing controller and a method for driving the display apparatus, the timing controller includes a control part, an inner clock and a control signal. The control part detects whether an external clock signal and image data received from an external image apparatus are abnormal. The inner clock generating part includes a reference voltage generating circuit outputting a reference voltage independent of temperature, and generates an inner clock signal using the reference voltage. The control signal generating part generates a first driving control signal using the external clock signal and generates a second driving control signal using the inner clock signal. Accordingly, the inner clock signal that is stable with respect to the surrounding temperature and voltage variation is generated when the external clock signal and the image data are abnormal, and thus driving reliability may be enhanced. | 02-19-2009 |
20090122033 | Circuit Board and Liquid Crystal Display Comprising the Same - Provided are a circuit board that stores Extended Display Identification Data (EDID) information provided externally and a liquid crystal display (LCD) comprising the same. The liquid crystal display comprises a circuit board and a liquid crystal panel. The circuit board comprises a first connector which receives an externally provided video signal, a second connector which receives an externally provided EDID signal, a memory coupled to the second connector that receives and stores the EDID signal, and a timing controller which receives the video signal from the first connector and generates a video data voltage by using the EDID signal. The liquid crystal panel responds to the video data voltage and displays a video image. | 05-14-2009 |
20110255585 | METHOD AND APPARATUS FOR SERIAL COMMUNICATION USING CLOCK-EMBEDDED SIGNALS - Apparatus for serial communication using embedded clock signals includes a data divider for dividing a data stream into odd-numbered and even-numbered data streams; a clock-embedded signal generator for generating odd-numbered and even-numbered embedded clock signals by pulse amplitude modulating the odd-numbered and even-numbered data streams and, when an external clock is input, inverting polarities of the pulse amplitude modulated odd-numbered and even-numbered data streams; a clock-embedded signal recovery unit for recovering the odd-numbered and even-numbered data streams by comparing amplitudes of the odd-numbered and even-numbered embedded clock signals with reference voltages, respectively, and recovering synchronization information of the clock by detecting when amplitude polarities of the odd-numbered and even-numbered embedded clock signals are inverted; and a data integrator for integrating the odd-numbered and even-numbered data streams and supplying the result as the data stream. | 10-20-2011 |
Patent application number | Description | Published |
20120150478 | METHOD OF TESTING AN OBJECT AND APPARATUS FOR PERFORMING THE SAME - In a method of testing an object, a first test pattern for testing a first device in the object may be set in a tester. A second test pattern for testing a second device in the object may be set in a test head electrically connected between the tester and the object. The first test pattern may be provided to the first device through the test head and the second test pattern may be provided to the second device by the test head to simultaneously test the first device and the second device. Thus, the first device and the second device different from each other may be simultaneously tested without changing test conditions in the tester, so that a time for testing the object may be reduced. | 06-14-2012 |
20120153796 | STORAGE CONTAINER AND REFRIGERATOR HAVING THE SAME - A refrigerator includes a main body, a storage compartment provided in the main body and including a storage space, a partition plate to divide the storage space, and a storage container supported by the partition plate. The storage container includes a container body defining the external appearance of the storage container and having a top opening, a thickness reinforced portion formed at the lower part of the container body to prevent temperature of the lower part of the container body from rapidly changing by cold air of the storage compartment, and a thermal insulating member provided in a space between the thickness reinforced portion and the container body. | 06-21-2012 |
20120260945 | APPARATUS FOR CLEANING AN OBJECT AND METHOD OF OPERATING THE SAME - An apparatus for cleaning at least one object may include a cleaning chamber, an air-blowing unit, a rotating unit and a collecting unit. The at least one object may be received within the cleaning chamber. The air-blowing unit may be configured to blow air to the at least one object in the cleaning chamber to float particles from the at least one object. The rotating unit may be configured to rotate the at least one object to provide the at least one object with the air in at least two directions from the air-blowing unit. The collecting unit may be configured to collect the floated particles. | 10-18-2012 |
20150034454 | SUBSTRATE TRANSFERRING APPARATUS - A substrate transferring apparatus includes a first conveyer line assembly which transfers a substrate in a first direction, and includes a first base frame extending along the first direction, first and second pulleys respectively disposed at both end parts of the first base frame in the first direction, and a conveyer belt disposed on the first base frame, and driven by the first and second pulleys, and a first roller line assembly spaced apart from the first conveyer line assembly in a second direction which is substantially perpendicular to the first direction, and including a second base frame extending along the first direction, and a first roller part connected to the second base frame and including a plurality of rollers which contacts to the substrate. | 02-05-2015 |
Patent application number | Description | Published |
20120056178 | MULTI-CHIP PACKAGES - A multi-chip package may include a package substrate, a plurality of semiconductor chips and conductive connecting members. The semiconductor chips may be sequentially stacked on the package substrate. Each of the semiconductor chips may include a signal pad and a test pad. The conductive wires may be electrically connected between the signal pad of an upper semiconductor chip among the semiconductor chips and the package substrate via the test pad of a lower semiconductor chip under the upper semiconductor chip. The test pad may be converted into the dummy pad by cutting a fuse. | 03-08-2012 |
20120111923 | WIRE BONDING APPARATUS AND METHOD USING THE SAME - Provided are a wire bonding apparatus and a method wire bonding and manufacturing a semiconductor device using the same. The wire bonding apparatus includes a heater block configured to support a stack including a chip mounting frame and a plurality of chips stacked on the chip mounting frame. The heater block is configured to supply heat to a first portion of the stack. The apparatus further includes a chip heating unit disposed at a different height from the heater block. The chip heating unit is configured to supply heat to a second portion of the stack at a different height from the first portion. The apparatus further includes a first temperature sensing unit positioned to be located at a first height and to determine a first temperature at the first portion of the stack, a second temperature sensing unit positioned to be located at a second height and to determine a second temperature at the second portion of the stack, and a temperature adjusting unit configured to compare the first temperature to the second temperature and to adjust the magnitude of the heat supplied by at least one of the heater block and the chip heating unit according to a result of the comparison. | 05-10-2012 |
20130093080 | MULTI-CHIP PACKAGE AND METHOD OF MANUFACTURING THE SAME - A multi-chip package may include a first semiconductor chip, a second semiconductor chip, a first stud bump, a first nail head bonding bump, a second stud bump, and a first conductive wire. The first semiconductor chip may have a first bonding pad. The second semiconductor chip may be stacked on the first semiconductor chip so the first bonding pad remains exposed. The second semiconductor chip may have a second bonding pad. The first stud bump may be formed on the first bonding pad. The first nail head bonding bump may be formed on the first stud bump, with one end of a first conductive wire formed between the two. The second stud bump may be formed on the second bonding pad, with another end of the first conductive wire formed between the two. An electrical connection test may be performed on each of the wire bonding processes. | 04-18-2013 |
20150031149 | MULTI-CHIP PACKAGE AND METHOD OF MANUFACTURING THE SAME - A multi-chip package may include a first semiconductor chip, a second semiconductor chip, a first stud bump, a first nail head bonding bump, a second stud bump, and a first conductive wire. The first semiconductor chip may have a first bonding pad. The second semiconductor chip may be stacked on the first semiconductor chip so the first bonding pad remains exposed. The second semiconductor chip may have a second bonding pad. The first stud bump may be formed on the first bonding pad. The first nail head bonding bump may be formed on the first stud bump, with one end of a first conductive wire formed between the two. The second stud bump may be formed on the second bonding pad, with another end of the first conductive wire formed between the two. An electrical connection test may be performed on each of the wire bonding processes. | 01-29-2015 |
Patent application number | Description | Published |
20090174424 | Apparatus for testing semiconductor device package and multilevel pusher thereof - A semiconductor package testing apparatus comprises a test substrate that electrically tests a semiconductor package chip; a socket having an electrical contact between the test substrate and the semiconductor package; an insert block inserted into the socket, wherein the semiconductor package is mounted to the insert block; and a pusher that brings the socket into contact with the semiconductor package by compressing an upper part of the semiconductor package, wherein the pusher is multilevel-controlled to compress the semiconductor package by a predefined pressure according to a thickness of the semiconductor package. | 07-09-2009 |
20100155725 | INSERT MODULE FOR A TEST HANDLER - An insert module for a test handler includes an insert body and a support frame. The insert body has a receiving space for receiving a semiconductor device. The semiconductor device having connection pads protruding externally from a surface of the semiconductor device. The support frame is formed in an inner side portion of the insert body defining the receiving space to provide a seating surface for contacting and supporting the semiconductor device. The support frame includes a fixing frame and a guide pattern. The fixing frame is inserted into and fixed with the insert body and defines an opening that exposes the semiconductor device. The guide pattern extends from the fixing frame to the inside of the opening to contact the semiconductor device and guide the connection pads. | 06-24-2010 |
20100244346 | Apparatus for guiding and aligning semiconductor chip package - Provided is an apparatus for guiding and aligning a semiconductor chip package. The apparatus may include an insert, a plate above the insert, and an adapter. The insert may be configured to house various sizes of semiconductor chip packages. The plate may be configured to move vertically with respect to the insert. The adapter may be coupled to the plate and may be configured to guide at least one semiconductor chip package into the insert and to perform alignment of the at least one semiconductor chip package. In accordance with example embodiments, the at least one semiconductor chip package may have a size corresponding to at least one of the various sizes. | 09-30-2010 |
20110199113 | INSERT CONTAINING APPARATUS FOR SEMICONDUCTOR PACKAGE - An insert containing apparatus for a semiconductor package. The insert containing apparatus for a semiconductor package includes: a tray; an insert that is disposed in the tray, wherein at least one semiconductor package is seated on the insert and a through hole is formed around the semiconductor package; and an adapter including at least one finger of which an end portion passes through the through hole of the insert and guides the semiconductor package to a predetermined position so as to arrange the semiconductor package seated on the insert. The insert containing apparatus for a semiconductor package can be applied to semiconductor packages having any of various sizes by using a size-free insert. Thus, an investment cost of an instrument infrastructure can be greatly reduced, and an exchanging time of an insert can be reduced, and thus human power and time can be reduced. | 08-18-2011 |
20140197861 | Test Equipment for Testing Semiconductor Device and Methods of Testing Semiconductor Device Using the Same - A method of testing a semiconductor device using the test equipment includes loading an undivided printed circuit board (PCB) including unit PCBs in a test equipment. A semiconductor device is mounted in each of the unit PCBs. Product information of the undivided PCB loaded in the test equipment is confirmed. The undivided PCB whose product information has been confirmed is electrically connected to one of a plurality of main testers of the test equipment. Each of the main testers includes a main test interface directly connected to a cloud server in which firmwares for various kinds of tests are stored. The product information of the undivided PCB is transmitted to the main tester electrically connected to the undivided PCB. The main tester to which the product information has been transmitted performs a main test of the undivided PCB using the product information. The undivided PCB on which the main test has been performed by the main tester is unloaded from the test equipment. | 07-17-2014 |