Class / Patent application number | Description | Number of patent applications / Date published |
349054000 | Matrix including additional element (s) which correct or compensate for electrical fault | 76 |
20080225196 | Liquid crystal display device and method for fabricating the same - A liquid crystal display device and a method for fabricating the same are disclosed. The liquid crystal display device includes a plurality of gate lines and data lines defining pixel regions on a substrate, thin-film transistors formed at intersections of the gate lines and the data lines, pixel electrodes formed at the respective pixel regions and connected with the thin-film transistors, a first common electrode and a second common electrode overlapped with both side portions of each pixel electrode to extend parallel to the data lines, an opened region of the first common electrode to divide the first common electrode into two parts in each pixel region, a connecting electrode overlapped with both separated portions of an open data line and the pixel electrode adjacent to the open data line, the connecting electrode being connected with both the separated portions of the open data line by use of welding points, and a cutting line to divide the pixel electrode into a first portion connected with the connecting electrode and a second portion connected with an associated one of the thin-film transistors, the cutting line passing through the opened region of the first common electrode. | 09-18-2008 |
20080239191 | LIQUID CRYSTAL DISPLAY PANEL, MANUFACTURING METHOD OF THE SAME, AND LIQUID CRYSTAL DISPLAY APPARATUS - A liquid crystal display panel includes a TFT connected to wiring equipped with an input terminal; a pixel electrode connected to the TFT; and a common electrode opposed to the pixel electrode, wherein an electrode spacing between the pixel electrode and the common electrode is adjusted depending on the amount of a signal degradation that arises from a signal flow from the input terminal through the wiring to the TFT. | 10-02-2008 |
20080252807 | Liquid Crystal Display Panel - A liquid crystal display panel is provided. The panel comprises a first substrate and a second substrate which have a display area and a non-display area, which is located around the display area. The panel comprises a plurality of dummy pixel structures in the non-display area to provide a voltage for aligning the liquid crystal materials in the non-display area. | 10-16-2008 |
20080309841 | ACTIVE MATRIX SUBSTRATE AND DISPLAY DEVICE - An active matrix substrate comprises a thin film transistor disposed at the crossing point of a scanning signal line with a data signal line on the substrate, with a gate electrode of the transistor being connected to the scanning signal line, a source electrode thereof being connected to the data signal line and a drain electrode thereof being connected to an interconnection electrode, and a storage capacitor upper electrode disposed so as to oppose a storage capacitor wiring pattern at least via an insulating layer and connected to the interconnection electrode and a pixel electrode. The storage capacitor upper electrode comprises at least three divided electrodes in the region opposing the storage capacitor wiring pattern. | 12-18-2008 |
20090021665 | Active array substrate for flat panel display - An active array substrate for a flat panel display is disclosed. The active array substrate includes a substrate, a plurality of first conductive lines, a plurality of second conductive lines, a plurality of first repair lines, a plurality of second repair lines, a plurality of third repair lines. The substrate has a display area. The first repair lines cross and are electrically separated from the second conductive lines. The second repair lines cross and are electrically separated from the second conductive lines. Each of the third repair lines is in electrical connection respectively with one of the first repair lines and one of the second repair lines. The second conductive lines are divided into a plurality of second conductive line groups and each of the second conductive line groups respectively corresponds to one of the third repair lines. | 01-22-2009 |
20090027582 | Active Matrix Substrate and Pixel Defect Correcting Method Therefor - An active matrix substrate facilitates correction of a pixel defect and a pixel defect correcting method. A laser target portion of a drain electrode extension portion is irradiated with laser light so as electrically disconnect a TFT from a subpixel electrode. Laser target portions are irradiated with laser light so as to melt an insulating layer, thereby establishing electrical connection between a drain electrode extension portion and a corrective connecting electrode and between a data signal line ( | 01-29-2009 |
20090033822 | Liquid Crystal Display and Substrate Thereof - A liquid crystal display having a repair line structure and an array substrate of the liquid crystal display are provided. The repair line comprises a front repair line portion arranged to at least partially overlap a front portion of a first signal line, an end repair line portion arranged to at least partially overlap an end portion of the first signal line, and an intermediate repair line portion electrically connecting the front and end repair line portions. The front repair line portion comprises at least a first signal connection line and an external line which are electrically isolated when the repair line has not been used to repair a defect in the first signal line. | 02-05-2009 |
20090033823 | Liquid Crystal Display and Substrate Thereof - A liquid crystal display having a repair circuit structure and an array substrate of the liquid crystal display are provided. Each of the repair lines of the repair circuit comprises a front repair line portion arranged to cross with a front data line portion in a substantially perpendicular manner, an end repair line portion arranged to cross with an end data line portion in a substantially perpendicular manner, and an intermediate repair line portion connecting the front and end repair line portions. At least two repair lines in the end repair line portion are positioned in different layers so that a parasitic capacitance between respective repair lines in the repair circuit structure can be reduced and signal transmission quality can be ensured. | 02-05-2009 |
20090051844 | Defect repairing method of liquid crystal display and signal transmission method of source driver and timing controller thereof - A liquid crystal display (LCD) includes a controller, a source driver, first and second data lines and a data transmission path. The controller outputs first and second image data, and the source driver receives and outputs the first and second image data. The source driver includes first and second data channel circuits and a first repair channel circuit. The first and second data channel circuits respectively output first and second sub-pixel data. The first repair channel circuit is coupled to the controller to receive first repairing data. The first and second data lines are respectively coupled to the first and second data channel circuits to receive the first and second sub-pixel data. The data transmission path includes a redundant line, which is for coupling the first repair channel circuit to one of the first and second data lines, and interlaces with the first and second data lines. | 02-26-2009 |
20090102997 | LIQUID CRYSTAL DISPLAY WITH DATA COMPENSATION FUNCTION AND METHOD FOR COMPENSATING DATA OF THE SAME - An liquid crystal display with data compensating function includes a plurality of gate lines, a plurality of first data lines, a plurality of second data lines, a pixel array, a first common end, a second common end, a plurality of first coupling lines, and a plurality of second coupling lines. The first coupling lines are disposed correspondingly near the first data lines, and are coupled to the first common end. The second coupling lines are disposed correspondingly near the second data lines, and are coupled to the second common end. The first common end carries voltages having same polarity as those of the first data lines for driving the first coupling lines. The second common end carries voltages having same polarity as those of the second data lines for driving the second coupling lines. The first common end is isolated from the second common end. | 04-23-2009 |
20090102998 | DISPLAY APPARATUS AND REPAIR METHOD THEREOF - A display apparatus comprises a substrate, a first lead, a second lead and a third lead. The first lead and second lead are provided on the substrate and intersect at a first overlapping area. The third lead surrounds the first overlapping area where the first lead and second lead cross each other. The third lead intersects the first lead respectively at a second overlapping area and a third overlapping area. | 04-23-2009 |
20090122215 | Repair line framework of liquid crystal display - A repair line framework of liquid crystal display is provided. By disposing part of the repair line inside the integrated circuit chip so that the routing of part of the repair line will penetrate through the integrated circuit chip before returning to the panel, or by routing part of the repair line disposed on the substrate within the display region so that the routing is positioned under the black matrix of the color filter, the routing length of the repair line is shortened and the impedance of the repair line is reduced. | 05-14-2009 |
20090135327 | LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD OF LIQUID CRYSTAL DISPLAY DEVICE - The current invention aims at obtaining a liquid crystal display device in which a yield is enhanced and a representation quality is enhanced by repairing a wiring defect due to broken wiring recognized by representation inspection after a CF is bonded and turning a luminescent spot defect into an unnoticeable black spot defect without introduction of an inspection device in a state of a TFT substrate, without any extra cost. The liquid crystal display device of the current invention in which a liquid crystal is interposed between first and second substrates, and the first substrate is a substrate of an active matrix structure comprising a thin film transistor and the second substrate is a substrate comprising a color filter, a projecting portion which is disposed in a predetermined area of the color filter and a conductive film formed on a front end. | 05-28-2009 |
20090153764 | THIN FILM TRANSISTOR ARRAY SUBSTRATE AND REPAIR METHOD - A TFT array substrate comprising a substrate has a pixel region and a peripheral circuit region surrounding the pixel region, a TFT array, first lead lines, second lead lines, and first repair patterns is provided. The peripheral circuit region has an outer area and an inner area. The inner area is disposed between the pixel region and the outer area. The TFT array disposed in the pixel region includes a first conducting layer and a second conducting layer. The first lead lines and the second lead lines disposed in the peripheral circuit region are on the same layer of the first conducting layer and the second conducting layer respectively. The first repair patterns disposed in the inner area are sandwiched between the second lead lines and the substrate. At least a first pre-repair area is at a region where the second lead lines and the first repair patterns are overlapped. | 06-18-2009 |
20090167976 | Array Substrate of Liquid Crystal Display, Method of Repairing Same, and Liquid Crystal Display - An array substrate of a liquid crystal display includes data lines; scanning lines configured to cross with the data lines; a test line provided outside a display region of the array substrate for test of the array substrate; and a repair line provided outside the display region for repair of a defective data line. The test line is configured to be electrically isolated from the repair line when the repair is not carried out and is electrically connected to the repair line and the defective data line when the repair is performed. A method of repairing the array substrate and a liquid crystal display using the array substrate are also provided. According to the invention, the test line can be used as a part of a repair circuit for repair of the data lines, thereby greatly decreasing non-display area. | 07-02-2009 |
20090207333 | LIQUID CRYSTAL DISPLAY INCLUDING SENSING UNIT FOR COMPENSATION DRIVING - A liquid crystal display includes; a plurality of pixels, each of which comprises a switching element having a control terminal and an input terminal connected to a corresponding gate line of a plurality of gate lines and a corresponding data line of a plurality of data lines, respectively, at least one test pixel comprising at least one test switching element having a control terminal connected to a corresponding at least one gate line of a plurality of gate lines, and a sensing unit which measures a leakage current flowing through the test pixel and to control compensation driving of a threshold voltage of a switching element of a pixel according to the measured leakage current. | 08-20-2009 |
20090244427 | LIQUID CRYSTAL DISPLAY PANEL AND METHOD OF MAKING THE SAME - A liquid crystal display panel includes a first substrate, and a second substrate opposite to and facing the first substrate. The first substrate, having a repairing region and a display region defined thereon, includes at least one repairing wire arranged in the repairing region, and a passivation layer disposed over the repairing wire. The second substrate includes a common electrode, and at least one repairing protection pad formed thereon. The repairing protection pad, disposed on the surface of the common electrode and in the repairing region, faces the first substrate, and corresponds to the repairing wire. | 10-01-2009 |
20090244428 | SUBSTRATE FOR A DISPLAY DEVICE, A METHOD FOR REPAIRING THE SAME, A METHOD FOR REPAIRING A DISPLAY DEVICE AND A LIQUID-CRYSTAL DISPLAY DEVICE - A substrate for a display device includes an active matrix substrate and an opposed substrate which are opposed to each other with a display medium layer interposed there between. The active matrix substrate includes a pixel electrode arranged in a matrix shape on the side of the display medium layer and the opposed substrate includes a common electrode opposing to the pixel electrode on the side of the display medium layer, wherein the substrate for a display device includes an electrode slit formed in one of the pixel electrode and the common electrode, and at least one of the electrical connecting portions of the electrode slit is provided outside of a light-blocking region. | 10-01-2009 |
20090256986 | PIXEL STRUCTURE AND REPAIRING METHOD THEREOF - A pixel structure includes a scan line, a gate, a common line, a first dielectric layer, a channel layer, a source, a drain, a data line, a capacitance coupling electrode (CCE), a second dielectric layer and a pixel electrode. The gate, the common line and the scan line are disposed on the substrate, and the gate is electrically connected to the scan line. The common line has at least one first opening, and at least a portion of the first opening is located between the data line and the CCE. The channel layer is disposed on the first dielectric layer above the gate. The source and the drain are disposed on the channel layer. The CCE is disposed on the first dielectric layer above the common line and electrically connected to the drain. The pixel electrode is disposed on the second dielectric layer, and electrically connected to the CCE. | 10-15-2009 |
20090262274 | LIQUID CRYSTAL DISPLAY AND A DEFECT CORRECTING METHOD FOR THE SAME - A liquid crystal display uses a pixel division method by which the size of a defect can be reduced much more than conventionally possible, and a defect correcting method for the liquid crystal display. The liquid crystal display is provided with an active matrix array substrate including a plurality of gate lines and a plurality of source lines arranged on a transparent substrate so as to intersect with each other, and a plurality of pixel electrodes arranged in a matrix, each pixel electrode including an assembly of a plurality of sub-pixel electrodes, separate TFTs respectively connected to the sub-pixel electrodes in the vicinity of an intersection portion of the gate line and the source line, the TFTs being driven by the common gate line and the common source line, and at least one opening portion being formed in a lower-layer side line placed in a lower layer at the intersection portion. | 10-22-2009 |
20090268119 | Array substrate for liquid crystal display device and method of fabricating the same - A liquid crystal display device includes an array substrate and a color filter substrate, a plurality of gate lines and a plurality of data lines formed on the array substrate such that the gate lines and the data lines intersect each other to define a plurality of pixel regions, a plurality of thin film transistors formed at respective intersections of the gate lines and the data lines, a liquid crystal layer interposed between the array and color filter substrates, and a plurality of repair patterns formed on the first substrate. Each of the plurality of the repair patterns crosses a corresponding one of the data lines, and is along and adjacent to a corresponding one of the gate lines, such that the repair pattern includes protruding ends that protrude from the corresponding data line to repair a defect on the pixel regions. | 10-29-2009 |
20090284679 | DISPLAY SUBSTRATE, LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF REPAIRING THE SAME - A display substrate includes a signal line formed on a substrate, a connection pad receiving a driving signal from the signal line, at least one repair line formed along an outer periphery of the substrate, a first auxiliary repair line overlapping the signal fine at a first position with an insulating layer disposed therebetween, a second auxiliary repair line overlapping the signal line at a second position with the insulating layer disposed therebetween, and a connection line connecting the second auxiliary repair fine to the at least one repair line. | 11-19-2009 |
20090290085 | Gate-in-panel type liquid crystal display device and method of fabricating the same - A liquid crystal display device comprises: a first substrate and a second substrate facing and spaced apart from each other, the first substrate and the second substrate including an active area, a signal input area and a pad area, the signal input area and the pad area being disposed at a periphery of the active area; a gate line and a data line on the first substrate in the active area, the gate line and the data line crossing each other; first connection lines and second connection lines in the signal input area, the first connection lines extending to the pad area and crossing the second connection lines; a gate connection pattern contacting the first connection lines and the second connection lines; a common electrode on the second substrate; a shortage-preventing pattern on the common electrode and corresponding to the gate connection pattern; a seal pattern surrounding the active area, the seal pattern including a conductive ball; and a liquid crystal layer between the first and second substrates in the seal pattern. | 11-26-2009 |
20090296013 | CIRCUIT AND METHOD FOR REPAIRING A BROKEN LINE OF A FLAT PANEL DISPLAY DEVICE - The present invention relates to a circuit and a method for repairing a broken line of a flat panel display device. The circuit includes a second repairing line and a resistance access port is disposed on the second repairing line. The method includes: disposing a resistance access port on a second repairing line of the flat panel display device; and connecting a resistance meeting a display requirement to the resistance access port. The above solutions enable the circuit for repairing to adjust the load resistance so as to adjust the display effect by disposing the resistance access port; thereby improving the repairing effect and making the display quality of the repaired flat panel display device meet the requirement. | 12-03-2009 |
20090322978 | ARRAY SUBSTRATE AND METHOD FOR REPAIRING BROKEN LINE OF LIQUID CRYSTAL DISPLAY - An array substrate of a LCD and a method for repairing a broken line thereof are provided. The array substrate comprises pixel regions defined by the gate lines and the data lines, and each of the pixel regions comprises a thin film transistor and a pixel electrode. At least two overlapping strips are formed between two adjacent pixel regions, one end of the overlapping strip overlap the pixel electrode within one the pixel regions, the other end thereof overlaps the pixel electrode within the other pixel regions, and the central portion thereof overlaps the gate line and/or the data line. The repairing method comprises connecting two parts of the broken gate line and/or data line on both sides of the breaking point again through the overlapping strip and the pixel electrode, and disabling the TFT corresponding to the pixel electrode by laser cutting. | 12-31-2009 |
20100007812 | ACTIVE MATRIX SUBSTRATE AND REPAIR METHOD OF PIXEL UNIT - An active matrix substrate including a substrate, a plurality of scan lines, a plurality of data lines and a plurality of pixel units is provide. All of the scan lines, the data lines, the pixel units are disposed on the substrate. Each of the pixel units is electrically connected with the corresponding scan line and data line. In addition, at least a part of the pixel units further includes a plurality of active devices and a pixel electrode. The active devices are respectively electrically connected with the corresponding scan lines and data lines and the pixel unit is electrically connected with one of the active devices. In summary, each of the pixel units of the active matrix substrate provided by the invention includes more than one active device. When an active device is damaged under normal operation, another active device may be employed for repairing the pixel unit. | 01-14-2010 |
20100039577 | DISPLAY PANEL, DISPLAY DEVICE, AND METHOD FOR MANUFACTURING THE DISPLAY PANEL - Electrical conductor patterns ( | 02-18-2010 |
20100110324 | Inspection circuit and display device thereof - An inspection circuit is used for inspecting signal wires of a display area. The inspection circuit includes a shorting bar, plural first shorting switches, and plural second shorting switches. The plurality of the first and the second shorting switches are disposed at different sides of the display area for increasing space between each adjacent shorting switch so as to reduce coupling effect. In the inspection circuit, a first shorting switch is electrically connected between the shorting bar and first end of one signal wire, and a second shorting switch is electrically connected between the second end of that signal wire and second end of another signal wire. | 05-06-2010 |
20100141861 | PIXEL STRUCTURE AND REPAIR METHOD THEREOF - A pixel structure is provided. The pixel structure includes a scan line, a gate, a first dielectric layer, a channel layer, a source, a drain, a data line, a second dielectric layer, and a pixel electrode. The gate is electrically connected to the scan line and has a first notch. The first dielectric layer covers the scan line and the gate. The channel layer is disposed on the first dielectric layer over the gate and exposed by the first notch. The source and the drain are disposed on the channel layer. Part of the drain is located over the first notch. The data line is disposed on the first dielectric layer and electrically connected to the source. The second dielectric layer covers the source, the drain and the data line. The pixel electrode is disposed on the second dielectric layer and electrically connected to the drain. | 06-10-2010 |
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 |
20100157191 | LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS HAVING THE SAME - Disclosed are a liquid crystal display panel and apparatus, which can prevent electrolytic corrosion or other corrosion of on-off pads in a test pad part. The liquid crystal display panel comprises: a pixel part having a plurality of pixels arranged in a matrix at intersections of a plurality of gate lines and a plurality of data lines; a gate pad part having a plurality of gate pads, each of the gate pads connected with the corresponding gate lines to deliver a gate signal; a data pad part having a plurality of data pads, each of the data pads connected with the corresponding data lines to deliver a data signal; a test pad part having at least one or more on-off pads delivering a test signal to the gate lines or the data lines; and a switching device for cutting off the gate signal and/or the data signal so as not to be provided to the on-off pads upon driving the liquid crystal display panel. | 06-24-2010 |
20100188594 | LIQUID CRYSTAL DISPLAY DEVICE AND RELATED REPAIRING METHODS - The present invention provides a liquid crystal display device and methods for repairing defects in the same. The liquid crystal display includes a display driver, an active area of the display panel, and a first signal line. The first signal line, connected to the display driver and the active area, has a defect. A repair line is disposed above the first signal line between the display driver and the active area, wherein the repair line and the first signal line have at least two overlaps without electrical connection there between. The repair line is continuous between two overlaps which are located at the two sides of the defect. Then the repair line and the first signal line are shorted at the two overlaps. And the first signal line is cut at the locations between the defect and the two overlaps. | 07-29-2010 |
20100201902 | Display Device and Repairing Method Therefor - In a display device and a repairing method therefor, the display device includes a gate line and two gate-on-array circuits arranged at two sides thereof. Each of the gate-on-array circuits includes a stage coupled to the gate line. Each the stage includes a transistor and a repair circuit. The first source/drain electrode of the transistor is coupled to the gate line, and the second source/drain electrode of the transistor is coupled to receive a clock pulse signal. The repair circuit includes a first terminal coupled to the gate electrode of the transistor, a second terminal coupled to a predetermined potential, and at least one control terminal adapted to receive at least one repair signal to pull the potential on the gate electrode of the transistor to the predetermined potential. The transistor maintains at off-state when the at least one repair signal is supplied to the repair circuit. | 08-12-2010 |
20100214503 | DISPLAY PANEL AND REPAIR METHOD THEREOF - A display panel and a repair method thereof are disclosed. The display panel comprises a plurality of signal lines, having at least one first repair line and at least one second repair line. The first repair line and the second repair line are respectively disposed at both sides of the signal lines, and the signal lines are partially overlapped. The method comprises: electrically connecting the broken signal line and the first repair line; electrically connecting the broken signal line and the second repair line; and utilizing a flexible conductive component to electrically connect the first repair line and the second repair line. | 08-26-2010 |
20100265424 | DISPLAY PANEL HAVING REPAIR STRUCTURE AND METHOD OF REPAIRING DISPLAY PANEL - A display panel having a repair structure utilizes floating repair lines integrated into the display panel. Each of the floating repair lines bridges across each of any two adjacent pixels so as to be used for the repair of open lines on scan lines, data lines and common lines in the display panel as required. The display panel of the present invention having a repair structure integrates each of the floating repair lines between each of any two adjacent pixels so as to form new substitutional signal transmission routes of various types of open lines. The substitutional signal transmission route is able to reduce the resistive-capacitive delay of the repaired display panel and the impedance of repaired lines, and avoid signal decay and distortion. | 10-21-2010 |
20100289978 | ARRAY SUBSTRATE FOR LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - Array substrates for liquid crystal display (LCD) devices are formed on a substrate with first and second gate lines crossing a data line to define first and second pixel regions. A thin film transistor includes a source electrode and a drain electrode. A metal pattern overlaps a common line and makes up a portion of the drain electrode. A passivation layer is disposed on the source and drain electrodes and on the metal pattern. A first pixel electrode is connected to the metal pattern and a common electrode is connected to the common line. Various repair patterns are formed to define one or more repairing portions that enable connection of the drain electrode or metal pattern to a second pixel electrode of the second pixel region if the cut line is cut in the event the first pixel electrode fails to display an image. | 11-18-2010 |
20100296020 | LIQUID CRYSTAL DISPLAY AND A DEFECT CORRECTING METHOD FOR THE SAME - A liquid crystal display uses a pixel division method by which the size of a defect can be reduced much more than conventionally possible, and a defect correcting method for the liquid crystal display. The liquid crystal display is provided with an active matrix array substrate including a plurality of gate lines and a plurality of source lines arranged on a transparent substrate so as to intersect with each other, and a plurality of pixel electrodes arranged in a matrix, each pixel electrode including an assembly of a plurality of sub-pixel electrodes, separate TFTs respectively connected to the sub-pixel electrodes in the vicinity of an intersection portion of the gate line and the source line, the TFTs being driven by the common gate line and the common source line, and at least one opening portion being formed in a lower-layer side line placed in a lower layer at the intersection portion. | 11-25-2010 |
20100309401 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display device includes a plurality of pixels arranged near intersections between signal lines and scan lines in a matrix to form a display area. The scan lines and signal lines extend in a row and a column directions of the pixels in the display area. A first conductive layer is arranged on an insulating substrate. A second conductive layer is arranged on the first conductive layer through an insulating layer. The second conductive layer is electrically connected to the signal line. The first conductive layer includes an opposite region opposite to the second conductive layer and is arranged to surround the display area. The opposite region includes a cut out portion in which a disconnected scan line is repaired by irradiating the cut out portion with laser. | 12-09-2010 |
20100309402 | FOUR- OR FIVE-RING LIQUID CRYSTAL COMPOUND HAVING LATERAL FLUORINE, LIQUID CRYSTAL COMPOSITION, AND LIQUID CRYSTAL DISPLAY DEVICE - The invention provides a liquid crystal compound having stability to heat, light and so forth, a wide temperature range of a nematic phase, a small viscosity, a suitable optical anisotropy, and a suitable elastic constant K | 12-09-2010 |
20110063539 | DISPLAY PANEL HAVING REPAIR LINES AND SIGNAL LINES DISPOSED AT DIFFERENT SUBSTRATES - A liquid crystal display panel includes a repair line for substituting open-circuited signal lines. Signal lines are disposed over a first side of a first substrate of the liquid crystal display panel for data transmission. Repair lines are disposed over a first side of a second substrate of the liquid crystal display panel for substituting open-circuited signal lines. The first side of the first substrate faces the first side of the second substrate. A liquid crystal layer is disposed between the first and second substrates of the liquid crystal panel. | 03-17-2011 |
20110085105 | LIQUID CRYSTAL DISPLAY AND REPAIRING METHOD THEREOF - A liquid crystal display includes a plurality of data lines and a plurality of pixels arranged in a matrix, wherein the plurality of pixels include a first pixel and a second pixel, and each of the first pixel and the second pixel includes a first subpixel electrode and a second subpixel electrode, a first switching element, a second switching element, a third switching element, and a voltage-changing capacitor, wherein a first source electrode on the first switching element and a second source electrode on the second switching element from the first pixel are connected to a data line, the first source electrode and the second source electrode of the second pixel are disconnected from the plurality of data lines, and the two terminals of the voltage-changing capacitor of the second pixel are shorted to each other. | 04-14-2011 |
20110102698 | LIQUID CRYSTAL DISPLAY PANEL - A liquid crystal display panel including an active device matrix substrate, an opposite substrate, and a liquid crystal layer is provided. The active device matrix substrate includes a first substrate, an active, device array, a padding device, first connecting electrodes, and shielding electrodes. The padding device is disposed on active devices and data lines of the active device array. The first connecting electrodes are located above the active devices and electrically connected to the active devices. The shielding electrodes are located above the data lines and electrically connected to a common voltage. The opposite substrate includes a second substrate, first electrodes, an insulating layer, second electrodes having slits and opposite to the first electrodes, spacers corresponding to the active devices, and second connecting electrodes covering the spacers to directly contact with the first connecting electrodes and electrically connected to the first electrodes or the second electrodes. | 05-05-2011 |
20110102699 | LIQUID CRYSTAL DISPLAY AND REPAIR METHOD THEREOF - A liquid crystal display includes: a plurality of first signal lines; a plurality of second signal lines crossing with the first signal lines; a plurality of switching elements which are connected to one of the first signal lines and one of the second signal lines respectively; and a repair line crossing with at least a portion of the first signal lines. At least one third signal line of the first signal lines and the second signal lines is connected to the repair line and transmits a signal corresponding to an opened fourth signal line of the first signal lines. According to the present invention, even in case that a repair line is removed from at least portion of a liquid crystal display, cutting of a data line can be repaired. | 05-05-2011 |
20110187955 | DISPLAY DEVICE - A display device has a display panel that is divided into an active region for displaying images and a dummy region outside of the active region. The display device comprises a first substrate and a second substrate disposed in parallel and spaced apart from each other; a plurality of electrical conductive structures disposed on the first substrate and located within the dummy region; and a transparent conducting layer disposed on the second substrate and disposed over both the active region and the dummy region, the transparent conducting layer being utilized for providing a fixed voltage, wherein the transparent conducting layer in the dummy region has an empty area facing at least one electrical conductive structure. The empty area is formed by removing a conducting material of the transparent conducting layer. Parasitic capacitances in display device can be reduced. | 08-04-2011 |
20110279746 | LIQUID CRYSTAL DISPLAY DEVICE AND INSPECTION METHOD THEREOF - The embodiment is to provide a liquid crystal display device capable of detecting malfunctions. The liquid crystal display device includes pixels configured to be connected to scan lines and data lines, data pads electrically connected to the data lines, a data integrated circuit supplying data signals to the data lines through the data pads, first data transistors coupled to the data pads, and second data transistors coupled to the data lines. The first data transistors are disposed on the data integrated circuit and the second data transistors are separated from the data integrated circuit. | 11-17-2011 |
20120236226 | LIQUID CRYSTAL DISPLAY AND A DEFECT CORRECTING METHOD FOR THE SAME - A liquid crystal display uses a pixel division method by which the size of a defect can be reduced much more than conventionally possible, and a defect correcting method for the liquid crystal display. The liquid crystal display is provided with an active matrix array substrate including a plurality of gate lines and a plurality of source lines arranged on a transparent substrate to intersect with each other, and a plurality of pixel electrodes arranged in a matrix, each pixel electrode including an assembly of a plurality of sub-pixel electrodes, separate TFTs respectively connected to the sub-pixel electrodes in the vicinity of an intersection portion of the gate line and the source line, the TFTs being driven by the common gate line and the common source line, and at least one opening portion being formed in a lower-layer side line placed in a lower layer at the intersection portion. | 09-20-2012 |
20120242924 | Apparatus and Method for Dynamically Controlling Light Transmission - An apparatus for controlling light transmission from an optical input to an optical output can function as a tunable iris or eclipse, or as a privacy window. The iris/eclipse can use a liquid crystal matrix with a dispersion of dichroic particles that absorb light in one orientation and transmit light in another, such that controlling the liquid crystal with an electric field allows control of the dichroic particles. Alternatively, a layer may be used with a light absorbing liquid or powder material that moves with a charged material in response to a variable electric field applied to the layer. Privacy windows use a plurality of liquid crystal microlenses that can be controlled with an electric field to allow an image of an optical input to be obtainable at an optical output when in a first state, or to render the image irretrievable when in a second state. | 09-27-2012 |
20120287366 | METHOD FOR CORRECTING DEFECT IN DISPLAY DEVICE, DISPLAY DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE - There is provided a method for correcting a defect of a first wiring of a plurality of wirings in a display device, the display device including: a plurality of wirings extending in parallel to one another in a same layer in one gap region sandwiched between two adjacent picture element electrodes; and an upper insulating layer provided to cover the plurality of wirings, the method including the steps of: boring a first through hole and a second through hole in the upper insulating layer in a first portion and a second portion located to sandwich a break area that is the defect, respectively; and forming a repairing conductive film so as to electrically connect a portion of the first wiring exposed in the first through hole and a portion of the first wiring exposed in the second through hole. | 11-15-2012 |
20120307174 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - Disclosed are a display device and a driving method thereof. The display device includes: a display panel including a plurality of pixels, a plurality of gate lines, and a plurality of data lines; a first gate driver and a second gate driver which each transmit a gate signal to the gate lines and are at edge regions of the display panel; and a data driver which transmit data voltages to the data lines. The pixels include a plurality of first color pixels which display a first color and are connected to the first gate driver, a plurality of second color pixels which display a second color and are connected to the second gate driver, and a plurality of third color pixels which display a third color and comprise at least a pixel connected to the first gate driver and at least a pixel connected to the second gate driver. | 12-06-2012 |
20130002975 | LCD, ARRAY SUBSTRATE OF LCD AND METHOD FOR REPAIRING BROKEN LINE - A liquid crystal display (LCD), an array substrate of the LCD and a method for repairing a broken line are disclosed. According to the present disclosure, a detection line and a repairing line are disposed on an array substrate of the LCD, the detection line is connected to a non-defective scan line and the repairing line is connected to a broken line; and when a scan signal is detected by the repairing IC via the detection line, a repairing signal is outputted at an appropriate time to repair the broken line via the repairing line. With this arrangement of the LCD and the method for repairing a broken line of the present disclosure, broken scan lines that are detected in the LCD after the cell process can still be repaired. This reduces the reject ratio, avoids unnecessary waste and lowers the manufacturing cost. | 01-03-2013 |
20130057799 | SHORTING BAR ASSEMBLY, LCD PANEL AND LCD - A shorting bar assembly is disclosed. The shorting bar assembly comprises signal lines and shorting bars. Each of the signal lines has one end connected to a wiring in a liquid crystal display (LCD) panel via a pad and the other end connected to one of the shorting bars. Each of the signal lines has a width smaller than that of the wiring and has a bent section. A liquid crystal display (LCD) panel comprising the shorting bar assembly and an LCD comprising the LCD panel are also disclosed. According to the shorting bar assembly, the LCD panel and the LCD of the present disclosure, both the width and the area of the signal lines for connecting the short bars with the wirings in the LCD panel are reduced, so the production efficiency of LCD panels can be improved and the production cost can be lowered. | 03-07-2013 |
20130063676 | ELECTRONIC DEVICE HAVING A LIQUID CRYSTAL SHUTTER - An electronic device having a liquid crystal shutter is disclosed. A liquid crystal shutter is provided in an area formed by expanding a liquid crystal display. The liquid crystal shutter includes a rear polarizer, a rear glass substrate, a segmented electrode, a liquid crystal, a counter electrode, a front glass substrate, a shutter aperture, and a front polarizer. A camera module is disposed behind the rear polarizer. A voltage applied to the segmented electrode can be controlled to visually expose or hide the lens of the camera module from a shutter aperture. | 03-14-2013 |
20130141661 | Liquid Crystal Display and A Broken Line Repairing Method - The present invention discloses a liquid crystal display (LCD) and a broken line repairing method. The LCD comprises multiple data lines, a data driven chip connected to the data lines, and a sequence control circuit connected to the data driven chip. The LCD is provided with at least one broken data line; the broken data line is provided with connection points on the end away from the data driven chip; and each connection point is connected and conducted to a vacant channel of the data driven chip and simultaneously transmits data information of the broken data line to the corresponding vacant channel to be output. The method can drive the data lines on both sides of the breakpoint and does not require an additional OP buffer. A repairing line need not to be reserved on PCBA; and one broken line only has one welding spot, which decreases the production procedure, increases the yield rate of TFT-LCD, and reduces the material and production cost. | 06-06-2013 |
20130250201 | SEMICONDUCTOR DEVICE, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - To prevent an electrostatic damage on a display device formed with a driving circuit. Protective circuits are provided not only at input terminal parts, but also at intermediate parts of a circuit or at the ends of wiring lines. Otherwise, the protective circuits are provided at the ends of the wiring lines and at the places immediately before and after the input terminals, respectively, and then the circuit is interposed therebetween. Further, the protective circuits are provided around a circuit with a large current consumption. | 09-26-2013 |
20130278856 | Display Panel and Method for Reparing Signal Line of Display Panel - The present invention provides a method of repairing a display panel and signal lines of the display panel. The method comprises: arranging a repairing line in a different layer with the signal line; arranging a transparent conductive layer above an intersectionally-overlapped area of the repairing line and the signal line, a melting point of the transparent conductive layer is lower than that of the signal line and the repairing line, and using laser beams to melt the transparent conductive layer to connect the signal line and the repairing line when repairing the broken signal line. The present invention arranges an additional transparent conductive layer with a lower melting point on an overlapped area of a repairing line and a signal line and uses the laser beams to melt the transparent conductive layer to connect the repairing line and the signal line, thereby increasing repairing possibility as repairing the signal line. | 10-24-2013 |
20140063398 | DISPLAY PANEL AND REPAIRING METHOD THEREOF - A display panel is provided. A substrate includes a non-display area and a display area including a center area, a first area, and a second area. First data lines are disposed in the first area and electrically connected to the first source driving circuit. Second data lines are disposed in the second area and electrically connected to the second source driving circuit. At least one first repairing line is electrically connected to the first source driving circuit, passes through the center area of the display area and overlaps with the first data lines, wherein the first repairing line is electrically insulated from the first data lines. At least one second repairing line is electrically connected to the second source driving circuit, passes through the center area of the display area and overlaps with the second data lines, wherein the second repairing line is electrically insulated from the second data lines. | 03-06-2014 |
20140118658 | ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE - Embodiments of the invention provide an array substrate, a display panel and a display device. The array substrate comprises: a plurality of data lines extending in a first direction, a counter substrate region, a plurality of data pad regions and a data repair line extending in a second direction. The counter substrate region is a projection region of a counter substrate on the array substrate after the counter substrate and the array substrate are bonded together. One end of several data lines is disposed in one data pad region, and the plurality of data pad regions are disposed on one side of the array substrate and positioned outside the counter substrate region. The data repair line is provided inside the counter substrate region, along an edge of the counter substrate region and is proximate to the plurality of data pad regions. | 05-01-2014 |
20140146265 | LIQUID CRYSTAL DISPLAY DEVICE - In a liquid crystal display device in which one pixel is divided into a plurality of sub-pixels, power consumption is reduced. A liquid crystal display device in which a pixel formation portion forming one pixel includes a first sub-pixel portion and a second sub-pixel portion is provided with a charge sharing circuit ( | 05-29-2014 |
20140327854 | DARK SPOT REPAIR METHOD OF LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL PANEL - The present invention provides a dark spot repair method of a liquid crystal panel and a liquid crystal panel. The dark spot repair method includes (1) providing a liquid crystal panel, wherein the liquid crystal panel comprises a plurality of main pixels and the plurality of main pixels includes main pixels that have bright spot defects and are to be repaired, each of the main pixels being of a charge-share pixel structure, the main pixel comprising first and second voltage-division capacitors, which are connected in series, the first voltage-division capacitor comprising first and second metal layers that are opposite to each other, the second voltage-division capacitor comprising third and fourth metal layers that are opposite to each other; and (2) soldering and connecting together the first metal layer and the second metal layer of the first voltage-division capacitor and soldering and connecting the third metal layer and the fourth metal layer of the second voltage-division capacitor of each of the main pixels that have bright spot defects and are to be repaired so as to form electrical connections thereby repairing and making the main pixels to be repaired in a normally dark state. The method is simple in operation so as to save repair time, reduce repairing tools, increase throughput, and lower down manufacture cost. | 11-06-2014 |
20140347593 | DISPLAY MODULE AND DISPLAY DEVICE - A display module and a display device are provided. The display module includes a display panel and a front frame. The display panel includes a display region and a non-display region both located at a side of a light emitting surface, wherein, the non-display region disposed at a peripheral area of the display panel and provided with a test pad electrically connected to wiring a of the display region. The front frame includes a front plate disposed opposite to at least a portion of the non-display region, and having an electric conduction portion for conducting away a current and an insulation portion for insulating the electric conduction portion from the test pad on the display panel. The present invention can avoid LCD screen noise and flicker because the test pad of the display panel contact with the front frame. | 11-27-2014 |
20150062478 | TFT ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE - Embodiments of the present invention disclose a TFT array substrate, a display panel and a display device. Gap directions of gaps formed between visual test pads in a visual test area on the TFT array substrate are staggered with the alignment direction of an alignment film on the same plane with at least one staggered angle, and the staggered angle is more than 5 degrees, so that the problem of Rubbing Mura is solved. | 03-05-2015 |
20160085094 | LIQUID CRYSTAL DISPLAY DEVICE WITH REPAIR FUNCTION AND REPAIR TYPE DATA FORMAT STRUCTURE - The present examples relate to a liquid crystal display device with a repair function. The present examples repair a defect of a line or a defect of a pixel, using a specialized data signal structure, wherein the data signal structure integrates channel data, which is required for channel driving of a liquid crystal display element, and repair amplifier data, which is used for repairing a defect of a line and/or a pixel. Thus, examples have a better repair function than an alternative liquid crystal display device. | 03-24-2016 |
349055000 | Laser links | 14 |
20080266481 | LASER REPAIR STRUCTURE AND METHOD FOR TFT-LCD - A laser repair structure and method for TFT panel. A first metal conductor is located in the source-drain layer and having a contact hole to the pixel electrode, and the region of the first metal conductor is within the region of the storage capacitance line. To repair a white defect of a pixel, make extending portions of the first metal conductor to overlap with the gate line of the previous pixel so as to electrically connect them by the laser irradiation. Another choice is setting two second metal conductors located in the gate-electrode layer and partially overlapped with the data line and the first conductor separately, then using laser irradiation to electrically connect one second metal conductor to repair the white defect of a pixel or electrically connect two second metal conductors to repair an open-circuited data line. | 10-30-2008 |
20090059112 | Liquid Crystal Display Device, Driving Circuit, and Connection Repairing Method Thereof - A liquid crystal display device, drive circuit, and repair method thereof are provided. The drive circuit includes a plurality of signal lines and a plurality of drivers connected with the signal lines. The drivers have an ordering sequence. Each of the drivers includes a first amplifier and a second amplifier. Each of the first amplifier and the second amplifier includes an input terminal and an output terminal. The output terminal of the first amplifier of each of the driver is coupled to the input terminal of the first amplifier of the next stage driver according to the ordering sequence. The output terminal of the second amplifier of each driver is coupled to the input terminal of the second amplifier of the next stage driver according to the ordering sequence. | 03-05-2009 |
20090180046 | CIRCUIT AND A DISPLAY USING SAME - A circuit of a display comprises a substrate, at least one thin film transistor, at least one first wire and at least one second wire formed on the substrate. The substrate has an active area and a bonding area. The thin film transistor is disposed in the active area. The first wire is disposed in the bonding area. The second wire includes a first end electrically connected to the first wire, a second end electrically connected to the thin film transistor, an overlap portion overlapping the first wire, and a sacrificing portion between the first end and the second end. | 07-16-2009 |
20090219457 | DISPLAY SUBSTRATE, METHOD FOR REPAIRING DEFECTS THEREOF AND MOTHER SUBSTRATE HAVING THE SAME - A display substrate includes a source pad part, a plurality of storage wirings and a first voltage wiring. The source pad part includes a first voltage input pad receiving a storage common voltage. The storage wirings transmit the storage common voltage to a plurality of pixels. The first voltage wiring is connected to the first voltage input pad to be extended in a direction crossing the storage wirings. The first voltage wiring includes a first protrusion part overlapping a first end portion of each of the storage wirings. Therefore, defects of the display substrate may be detected by an electrical test and then repaired, and test efficiency of the display substrate may be enhanced. | 09-03-2009 |
20090279014 | ACTIVE MATRIX SUBSTRATE, A LIQUID CRYSTAL PANEL, A DISPLAY DEVICE, A TELEVISION RECEIVER, AND METHODS OF CORRECTING AND PRODUCING THE SUBSTRATE AND PANEL - An active matrix substrate in which wherever a short between adjacent pixel electrodes of a liquid crystal panel is located in peripheral portions of the pixel electrodes, the short can be efficiently corrected without forming both short-circuited pixels into black dots, and a liquid crystal panel having the active matrix substrate, as well as methods of correcting the AM substrate and the liquid crystal panel. Each of pixel electrodes arranged in a matrix in an active matrix substrate is divided into a plurality of minute regions, and the minute regions are integrally connected by electrically connecting portions. A plurality of lines arranged to transmit signals to each of the pixel electrodes are placed so as not to coincide with the electrically connecting portions of each of the pixel electrodes. | 11-12-2009 |
20090284680 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR REPAIRING BROKEN LINES THEREOF - An embodiment of the invention provides a method for repairing a broken signal line of a liquid crystal display device, comprising determining a position of a breaking point on the broken signal line and a pixel where the breaking point is located on an array substrate; and welding two parts of the broken signal line at both sides of the breaking point to a pixel electrode of the pixel by laser welding and disabling a thin film transistor as a switching device of the pixel by laser cutting. Also, there is provided a liquid crystal display device. | 11-19-2009 |
20090290086 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF REPAIRING BAD PIXELS THEREIN - A liquid crystal display device and a method of repairing bad pixels thereof, in which the bad pixels can be efficiently and easily repaired, includes a first insulating substrate, a gate wiring and a storage wiring arranged substantially parallel to each other in a first direction on the first insulating substrate, a data wiring intersecting the gate and storage wirings in an insulated manner and arranged substantially in a second direction, and a pixel electrode formed on a pixel area defined by the gate and data wirings. The storage wiring includes a horizontal portion arranged substantially in the first direction and at least a part of which does not overlap the pixel electrode, and a vertical portion branching off substantially in the second direction from the horizontal portion and overlapping the data wiring. | 11-26-2009 |
20100026923 | PIXEL STRUCTURE AND METHOD FOR REPAIRING THE SAME - A repairable pixel structure includes a substrate, at least a data line, at least a gate line, a transparent pixel electrode, a TFT, and a transparent pre-repair electrode. The TFT includes a gate, a drain, and a source. The transparent pre-repair electrode is disposed corresponding to the electrode in a vertical direction and is electrically connected to the drain. When a broken circuit occurs in the pixel structure, a laser beam is provided to perform a welding process on the transparent pre-repair electrode for repairing the pixel structure. | 02-04-2010 |
20100073589 | LIQUID CRYSTAL DISPLAY PANEL AND REPAIRING METHOD THEREOF - An array substrate including scan lines and data lines together defining pixel regions, common lines, and a defect is provided. At least one pixel region includes a storage capacitor having an upper electrode and a bottom electrode. Each said upper electrode is a portion of a pixel electrode. Said bottom electrode is a portion of one common line, and the defect is positioned in said storage capacitor. A cutting process is performed to divide said pixel electrode having said defect into a first portion and a second portion not connecting to each other, and to isolate a section of one of said common lines corresponding to the first portion from other portions of said common line. Said first portion of said pixel electrode is then electrically connected to one scan line, and said second portion is electrically connected to said other portions said common line corresponding to said second portion. | 03-25-2010 |
20100201903 | FLAT DISPLAY PANEL AND METHOD OF REPAIRING CONDUCTIVE LINES THEREOF - A flat display panel includes a plurality of bridge lines disposed between adjacent common lines. When a short defect occurs, the common line near the short defect can be directly cut off in order to repair the short defect and the common voltage can be transferred through the bridge lines to maintain the normal operation of the flat display panel. | 08-12-2010 |
20100253870 | REPAIRING STRUCTURE OF LIQUID CRYSTAL DISPLAY AND REPAIRING METHOD THEREOF - A repairing structure of an LCD is provided, which includes at least a first conductive layer, an insulating layer located on the first conductive layer, at least a second conductive layer located on the insulating layer, and an opening located on the first conductive layer in a crossing region where the first conductive layer and the second conductive layer are overlapped. A repairing method of the repairing structure is further provided. | 10-07-2010 |
20120092579 | DISPLAY DEVICE AND REPAIRING METHOD FOR THE SAME - A display device and a repairing method for the same are disclosed. The display device includes a substrate, a pixel array, at least one gate driver unit, at least one source driver unit, a first repair line, a second repair line, a first dummy line, and a second dummy line. The first repair line is disposed between the pixel array and the source driver unit. The second repair line is disposed opposite to the first repair line on the pixel array. The first dummy line and the second dummy line are respectively disposed at two sides of the pixel array and crossing the gate lines, the first repair line, and the second repair line. A signal transmission is not required to go around the outmost periphery of the gate driver unit in a repairing process. As a result, the signal attenuation can be decreased effectively. | 04-19-2012 |
20120147288 | LASER OSCILLATION DEVICE - Provided is a laser oscillation device. A second substrate is disposed above a first substrate in such a manner that a wedge cell is formed between the first and second substrates. A liquid crystal layer is formed by two or more liquid crystals which are injected into the wedge cell and have different pitches. Therefore, a consecutive wavelength-variable lasing process is possible in a certain wavelength region. | 06-14-2012 |
20120274870 | COMMON REPAIR STRUCTURES FOR CLOSE BUS IN A LIQUID CRYSTAL DISPLAY - One aspect of the present disclosure relates to a common repair structure for repairing scanning and/or data line defects in a liquid crystal display panel. In one embodiment, the common repair structure includes a plurality of “H” shaped structures, where each “H” shaped structure is placed over a corresponding segment of two neighboring scanning lines located between and associated with two neighboring pixels along the second direction or a corresponding segment of two neighboring data lines located between and associated with two neighboring pixels along the first direction. | 11-01-2012 |