Class / Patent application number | Description | Number of patent applications / Date published |
345058000 | Crosstalk elimination | 27 |
20080278411 | Method of Driving Information Display Device - When information of one frame such as an image is displayed by performing a scanning operation with respect to line electrodes consisting of a plurality of electrodes extending in a line direction on one substrate and column electrodes consisting of a plurality electrodes extending in a column direction on the other substrate in such a manner that a voltage is applied to the line electrodes from one end to the other end, a voltage for generating a cross-talk in the first color and a voltage for generating a cross-talk in the second color are applied to all the cells of a display portion once or more times respectively after one frame is displayed. Specifically, two or more lines are added at the end of the scanning operation, and a drive, in which a display of the first color and a display of the second color are performed one or more times respectively, is performed after one scanning operation is finished (first aspect). Moreover, as a driving voltage applied to the electrodes for generating an electrostatic field, use is made of a pulse voltage which is composed of a plurality of voltages consisting of a driving voltage generating an ON state and a voltage of not larger than a threshold value, at which the display media start to move, generating an OFF state (second aspect). Further, when a pixel rewriting operation is performed once, a plurality of pulses are applied, and, during the one pixel rewriting operation, a driving waveform is adjusted in such a manner that a polarity of a cross-talk voltage applied to a non-rewriting pixel is not changed (third aspect). | 11-13-2008 |
20090033590 | Liquid crystal display with polarity reversion circuit and driving method thereof - A liquid crystal display includes one or more data drivers for outputting data signals, a processor, and at least two control units, each of which controls polarities of data signals of selected data drivers. The processor processes the data signals of the data drivers, and sends control signals to the control units. The control units control polarities of selected data signals to balance summing positive polarities and summing negative polarities of the data signals. A related method for driving the liquid crystal display is also provided. | 02-05-2009 |
20090073090 | Digital signal processing apparatus, liquid crystal display apparatus, digital signal processing method and computer program - A digital-signal processing apparatus for processing elementary-color data to be output to a liquid-crystal display apparatus having a color panel structure, the digital-signal processing apparatus including: a line-unit weight-coefficient sum computation section; a compensation-coefficient computation section; a partial-weight-coefficient-sum computation section; a first-compensation-quantity-component computation section; a second-compensation-quantity-component computation section; a compensation-quantity computation section; a line memory used for applying a 1-line period extension process to each elementary-color data; and a horizontal-cross-talk compensation section for successively compensating each elementary-color data, which has been subjected to the 1-line period extension process in the line memory. | 03-19-2009 |
20090121975 | DISPLAY APPARATUS AND CONTROL METHOD THEREOF - A display apparatus includes: a plurality of line switching units which corresponds to a plurality of image signals and selectively transmits the plurality of image signals; an output switching unit which selectively outputs one of the plurality of image signals transmitted by the plurality of line switching units; and a controller which controls the line switching units and the output switching unit to output one of the plurality of image signals. | 05-14-2009 |
20090167639 | METHODS OF REDUCING PERCEIVED IMAGE CROSSTALK IN A MULTIVIEW DISPLAY - Methods of reducing perceived image crosstalk in a multiview display. One method includes providing an image stream to a display having a horizontal dimension that extends from a first side of the display to an opposing second side of the display. The image stream includes a temporal sequence of images where at least a first image view and then a second image view are displayed on the display in a time sequential manner. The temporal sequence of images are conditioned before being displayed in order to reduce perceived displayed image crosstalk between the first and second image views. The conditioning includes modifying a color intensity of at least selected pixels along the horizontal dimension based on a non-constant crosstalk correction function for the horizontal dimension. | 07-02-2009 |
20090207102 | LIQUID CRYSTAL DISPLAY MODULE - A liquid crystal display module includes a bottom case; a backlight assembly on the bottom case; a liquid crystal panel on the backlight assembly; a top case covering peripheral portions of the liquid crystal panel; a main supporter having a frame shape and surrounding side portions of the liquid crystal panel; a plurality of guide ribs on an outer side of the main supporter; a driving PCB on the plurality of guide ribs and inclined such that a distance between the driving PCB and the outer side of the main supporter increases along a direction of the bottom case to the top case due to the guide ribs; and a COF film connecting the driving PCB to the liquid crystal panel. | 08-20-2009 |
20090213043 | METHOD FOR DRIVING DISPLAY PANEL - A method for driving a display panel includes generating data signals to drive pixels in the display panel. The pixels in the display panel are arranged in a matrix. In addition, the voltage values of the data signals are adjusted to render a sum of voltage values of the data signals in a unit area as zero. | 08-27-2009 |
20090243974 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes a plurality of gate lines, at least one data line, and a plurality of pixels connected to the plurality of gate lines and the at least one data line. The display device is configured to perform a first step of sequentially selecting N lines of the plurality of gate lines, and sequentially outputting N times display signals to the data line, and to perform a second step of selecting Z lines of the plurality of gate lines at one time, and outputting one time a blanking signal, where N and Z are natural numbers at least equal to 2. The Z lines are separate from the N lines, and the first step and the second step are repeatedly performed. | 10-01-2009 |
20100141558 | PLASMA DISPLAY DEVICE - A plasma display device having reduced electro-magnetic interference (EMI) is disclosed. The display device has a filter in front of a plasma display panel. The plasma display panel (PDP) generates EMI noise during operation, and the filter is driven with a noise cancellation signal to at least partially cancel the EMI noise generated by the PDP. | 06-10-2010 |
20100141559 | COMPENSATING FOR DISPLAY DEFECT OF FLAT PANEL DISPLAY - This document relates to electrically compensating for display defects resulting from process error. A method of compensating for a display defect of a flat panel display comprises receiving position information indicative of a position of a display defect of a display panel and level information indicative of a degree of the display defect of the display panel, generating a reference gray level compensation value for compensating for the display defect based on the level information, storing the position information and the reference gray level compensation value in memory, and calculating compensation values for all gray levels by executing gamma point estimation (GPE) functions for expanding the reference gray level compensation value into all the gray levels based on received gain factor control information, modulating digital video data to be displayed in the display defect position by the calculated compensation values, and displaying the modulated digital video data in the display panel. | 06-10-2010 |
20100164845 | MODULATION APPARATUS AND IMAGE DISPLAY APPARATUS - A differential data array group, which have at least a plurality of pairs of a differential data to transmit a serial signal, includes difference absolute value data having a plurality of bits to represent an absolute value obtained by converting gray scale level data of red, green and blue to binary number data, and sign data having at least one bit to represent a sign of the gray scale level data. With respect to one pair of the differential data, gray scale level data corresponding to one pixel are arranged in an ascending order or a descending order. With respect to another pair of the differential data, the sign data corresponding to one pixel are arranged into a former half or a latter half of a time period corresponding to one pixel. Data of a highest order bit of the difference absolute value data corresponding to one pixel are arranged into the latter half or the former half of the time period corresponding to one pixel. | 07-01-2010 |
20100271291 | SENSOR ARRANGEMENT - Utilisation of electrostatic sensor elements in an array to provide an electrostatic image is known. Problems can arise with respect to cross talk between electrostatic sensor elements and as a result of external electrical sources. By providing a differential input amplifier and taking output signals from adjacent or adjoining sensor elements to providing a differential signal it is possible to improve images. Furthermore, the differential input amplifier incorporates decoupling devices such as capacitors to reduce noise within the output and input signals and the aspect ratio of the sensor in terms of depth to width can also aid reduction in noise levels. | 10-28-2010 |
20100277399 | COMMON-VOLTAGE COMPENSATION CIRCUIT AND COMPENSATION METHOD FOR USE IN A LIQUID CRYSTAL DISPLAY - A common-voltage compensation circuit functions to provide a crosstalk interference suppressing mechanism for use in a liquid crystal display having a liquid-crystal capacitor and a storage capacitor. The compensation circuit includes a buffer for receiving a preliminary common voltage, a current/voltage converter, a high-pass filter and a ripple-voltage inverter. The current/voltage converter is utilized for generating a liquid-crystal capacitor common voltage furnished to the liquid-crystal capacitor according to an output current of the buffer. The high-pass filter performs a high-pass filtering operation on the liquid-crystal capacitor common voltage for extracting a ripple voltage. The ripple-voltage inverter is employed to generate a storage capacitor common voltage furnished to the storage capacitor through performing an inverting operation on the ripple voltage based on the preliminary common voltage. The ripple voltage of the storage capacitor common voltage has a phase opposite to that of the liquid-crystal capacitor common voltage for suppressing crosstalk interference. | 11-04-2010 |
20120299805 | PROJECTION DISPLAY APPARATUS - The projection display apparatus comprises: an image control unit configured to control a second viewpoint image of the plurality of viewpoint images to suppress crosstalk of a first viewpoint image. The image control unit controls a suppression amount of crosstalk according to a position on the projection plane. | 11-29-2012 |
20130229327 | BARRIER SUBSTRATE, BARRIER PANEL HAVING THE SAME AND DISPLAY APPARATUS HAVING THE SAME - A crosstalk-reducing barrier panel is provided atop of a 3D-capable image panel where the image panel displays 3D imagery by alternatingly projecting left-eye imagery and right-eye imagery and where crosstalk may develop between leaked portions of the left and right-eye light rays produced by the image panel. The barrier panel includes a base substrate, odd-numbered barrier electrodes, even-numbered barrier electrodes, first through fourth signal delivering lines, and one or more signal generators that generate a first signal and a second signal. The first signal is respectively delivered to opposed ends of the odd-numbered barrier electrodes by way of a respective first “short-path” delivery route and also by way of a respective first “long-path” delivery route. The second signal is respectively delivered to opposed ends of the even-numbered barrier electrodes by way of a respective second “short-path” delivery route and also by way of a respective second “long-path” delivery route. | 09-05-2013 |
20130257695 | METHOD AND DEVICE FOR REDUCING A MUTUAL INFLUENCE OF PIXELS OF A PIXEL GROUP - A method for reducing a mutual influence of pixels of a pixel group having at least one first pixel allocated to a first image and having at least one second pixel adjacent thereto allocated to a second image, the first image being capable of being represented on a viewing direction-dependent display device so as to be recognizable from a first direction of view, and the second image being capable of being represented on the display device so as to be recognizable from a second direction of view differing from the first direction of view, the method having a step of adaptation, using a processing rule, of a first brightness factor of the at least one first pixel and of a second brightness factor of the at least one second pixel in order to reduce the mutual influence. | 10-03-2013 |
20130328750 | DISPLAY APPARATUS - A display apparatus includes; a data driver integrated in one chip and which outputs data signals; a gate driver which sequentially outputs gate signals, a display panel which includes; a plurality of data lines which receive the data signals, a plurality of gate lines which receive the gate signals, and a plurality of pixels connected to a corresponding gate line and a corresponding data line, a voltage generator which generates a common voltage and a storage voltage and provides them to the display panel, and a voltage compensator which receives the storage voltage fedback from the display panel and generates a compensation signal, wherein the display panel further includes a feedback line which provides the voltage compensator with the storage voltage, and wherein the feedback line is electrically connected to the voltage compensator through the data driver. | 12-12-2013 |
20150015463 | AMOLED DRIVING CIRCUIT AND DRIVING METHOD THEREOF, AND DISPLAY DEVICE - An AMOLED driving circuit, a driving method and a display device, wherein a control unit is connected to a data line and a control line, and is connected to a driving unit via first, second and third nodes; a charging unit is connected to the driving unit via the first node, and is connected to a first power source; the driving unit is connected to one end of a light emitting device, and is connected to the first power source; the other end of the light emitting device is connected to a second power source. The control unit controls a current so as to charge the charging unit through the driving unit, and controls the charging unit so as to supply a voltage to the driving unit through the first node, so that the driving unit is driven by the voltage and drives the light emitting device to emit light. | 01-15-2015 |
20160018693 | ARRAY SUBSTRATE, DISPLAY DEVICE, AND METHOD FOR DRIVING DISPLAY DEVICE - According to the array substrate provided by this disclosure, in a row of sub-pixels, sub-pixels in the odd columns and even columns are separately coupled to different gate lines, i.e., making the sub-pixels coupled to the same gate line are not adjacent to each other. In this way, during row scanning drive, an up-down twist charging may be implemented, and the sub-pixels cause no interference to each other. | 01-21-2016 |
20160118011 | Display With Intraframe Pause Circuitry - A display may have an array of pixels to display images. Gate line driver circuitry may have stages that supply gate line signals. A gate line may be located in each row of the pixels. Each stage may have an output block that produces a respective one of the gate line signals and may have a carry block that separately produces a carry signal that is provided to a later stage in the gate line driver circuitry. A memory may be provided in at least some of the stages to store signals produced by the output blocks during intraframe pausing operations. At the end of an intraframe pause, the stored signals may be used in restarting production of the gate line signals by output blocks in the gate line driver stages. Circuitry may be used to separately reset the output block and suppress carry signal production by the carry block. | 04-28-2016 |
20160140915 | PIXEL STRUCTURE - A pixel structure is provided. The pixel structure includes a scan line and a data line, an active device, a pixel electrode, and a common electrode. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The common electrode is disposed to overlap with the pixel electrode. The common electrode is coupled to the pixel electrode to form a first storage capacitor and a second storage capacitor. The first storage capacitor and the second storage capacitor commonly use the pixel electrode as an upper electrode. | 05-19-2016 |
20160171946 | PIXEL STRUCTURE AND LIQUID CRYSTAL DISPLAY COMPRISING THE PIXEL STRUCTURE | 06-16-2016 |
20160196788 | DISPLAY DEVICE AND ARRAY SUBSTRATE | 07-07-2016 |
20160253975 | SHIFT REGISTER UNIT AND DRIVING METHOD THEREOF, GATE DRIVING CIRCUIT AND DISPLAY APPARATUS | 09-01-2016 |
20160379566 | DISPLAY DEVICE - There is provided a display device including a display including a first pixel connected to a first data line and a second pixel connected to a second data line, a data signal generator configured to generate an output signal, and a signal divider configured to divide the output signal, to generate a first data signal and a second data signal, and to apply the first data signal and the second data signal to the first data line and the second data line, respectively, wherein the data signal generator is configured to generate the output signal based on a coupling effect of a first parasitic capacitor formed between the first data line and the second data line and a coupling effect of a parasitic capacitor of a data line formed by the first data line and second data line. | 12-29-2016 |
20160379578 | DISPLAY DEVICE - A display device includes: a display panel having a display area with a plurality of pixel areas and a non-display area adjacent the display area, the display panel may include a substrate including at least one thin film transistor in each of the pixel areas and a display element connected to the thin film transistor; lighting circuits in the non-display area on the substrate to check lighting states of the display element; signal wires in the non-display area on the substrate to supply a signal to the lighting circuits; dummy circuits including a plurality of dummy capacitors, each of which include a first dummy capacitor electrode and a second dummy capacitor electrode, wherein the dummy circuits collect external static electricity coming through the signal wires before the external static electricity flows into the lighting circuits. | 12-29-2016 |
20190147813 | DISPLAY DEVICE | 05-16-2019 |