Patent application number | Description | Published |
20120218199 | TOUCH SENSOR INTEGRATED DISPLAY DEVICE - A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction. | 08-30-2012 |
20120218482 | Touch Integrated Display Device - The present invention provides a touch integrated display device which reduces a thickness of a display device and can improve touch performance. The touch integrated display device according to one embodiment of the present invention can include: a TFT positioned on a lower substrate; a pixel electrode connected to the TFT; a common electrode facing the pixel electrode to form electric field; a liquid crystal layer positioned on the common electrode; an upper substrate facing the lower substrate which is positioned at both sides of the liquid crystal layer; a driving electrode which is positioned on one side of the upper substrate adjacent to the liquid crystal layer; and a sensing electrode which is positioned on the other side of the upper substrate and faces the driving electrode. | 08-30-2012 |
20120242597 | DISPLAY WITH INTEGRATED TOUCH SENSOR AND DRIVING METHOD THEREOF - A display with integrated touch sensor and a driving method thereof are provided. The display comprises a display data driving circuit that supplies analog video data voltages to data lines of a display panel during a display period and maintains the voltage of the data lines at the same specific DC voltage during a touch sensor driving period; a display scan driving circuit that sequentially supplies scan pulses synchronized with the analog video data voltages to the gate lines of the display panel during the display period; a touch sensor driving circuit that sequentially supplies driving pulses to the Tx lines of the display panel during the touch sensor driving period; and a touch sensor readout circuit that receives a touch signal from the mutual capacitances via the Rx lines of the display panel during the touch sensor driving period. | 09-27-2012 |
20130033439 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE - A touch sensor integrated type display and a method of forming the same are discussed. According to an embodiment, the touch sensor integrated type display device includes a plurality of gate lines and a plurality of data lines formed on a substrate to cross each other; a display area including a plurality of pixel electrodes for displaying images; a common electrode including at least two touch driving electrodes overlapping the plurality of pixel electrodes and at least one touch sensing electrode positioned adjacent to the at least two touch driving electrodes, for recognizing a touch input to the display area; at least one first signal line electrically connected to the at least two touch driving electrodes; and at least one second signal line electrically connected to the at least one touch sensing electrode, and formed over at least one of the data lines. | 02-07-2013 |
20130257774 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A touch sensor integrated type display device includes a plurality of first electrodes arranged on a substrate in parallel in a first direction; a plurality of second electrodes arranged in parallel in the first direction and a second direction crossing the first direction without contacting the plurality of first electrodes; a plurality of first connecting wires, each first connecting wire being connected with at least one of the plurality of the first electrodes; and a plurality of second connecting wires, each second connecting wire connecting the second electrodes to each other in the second direction, wherein a touch driving voltage is supplied to the plurality of first connecting wires and a common voltage is supplied to the plurality of second connecting wires so that mutual capacitance is generated between the plurality of first electrodes and the plurality of second electrodes. | 10-03-2013 |
20130293498 | Liquid Crystal Display Device and Method of Driving the Same - Disclosed is an LCD device and a method of driving the same. The LCD device includes a liquid crystal panel configured to comprise a TFT substrate and a color filter substrate; a touch panel configured to comprise a plurality of driving electrodes and a plurality of receiving electrodes; a common voltage generator configured to generate a common voltage; a touch sensing unit configured to supply the common voltage to the driving electrodes and sequentially supply a driving voltage to scanned driving electrodes, corresponding to scanned gate lines to which a scan signal has been inputted for one frame period, to detect a touch; and a driving voltage generator configured to generate the driving voltage. | 11-07-2013 |
20130328812 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device includes a plurality of first electrodes arranged on a substrate in parallel in a first direction; a plurality of second electrodes arranged in parallel in the first direction and a second direction crossing the first direction without contacting with the plurality of first electrodes; a plurality of first connecting wires, each first connecting wire being connected with at least one of the plurality of the first electrodes; and a plurality of second connecting wires, each second connecting wire connecting the second electrodes to each other in the second direction, wherein a touch driving voltage is supplied to the plurality of first connecting wires and a common voltage is supplied to the plurality of second connecting wires so that mutual capacitance is generated between the a plurality of first electrodes and the plurality of second electrodes. | 12-12-2013 |
20140043281 | Display Device with Integrated Touch Screen and Method of Driving the Same - Provided are a display device with integrated touch screen and a method of driving the same that reduce a touch error due to the switch of an image and thus enhance touch sensing performance. The display device includes a display panel, a driver IC, and a touch IC. The driver IC respectively supplies a plurality of data voltages, corresponding to frame-unit image data, to a plurality of pixels formed in the display panel, and calculates average luminance of a plurality of touch blocks. Each of the touch blocks includes a certain number of pixels. The touch IC supplies a touch driving signal to each of the touch blocks, compensates for a capacitive change in the pixels due to switch of an image, and senses a touch. | 02-13-2014 |
20140160066 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A touch sensor integrated type display device includes a plurality of gate lines, a plurality of data lines crossing over the plurality of the gate lines, a plurality of pixel electrodes formed in areas defined by crossing over the gate lines and the data lines, a plurality of first electrodes formed between pixel electrodes which are neighbored to each other with a gate line therebetween, a plurality of second electrodes, each of the second electrodes formed to overlap with at least one portion of the pixel electrode and arranged in parallel with the gate line, wherein one of the first and second electrodes serve as common electrodes for driving the display device. | 06-12-2014 |
20140168149 | TOUCH SENSOR INTEGRATED TYPE DISPLAY DEVICE - A touch sensor integrated type display device includes gate lines and data lines crossing over each other, pixel electrodes respectively formed in areas defined by crossing the gate lines and the data lines, first electrodes, each of which is formed between the pixel electrodes and in parallel with the gate line, the pixel electrodes being adjacent to each other with the gate line interposed therebetween, second electrodes formed in parallel with the data lines to overlap the pixel electrode, first routing wires connecting some of the first electrodes to form first electrode groups arranged in a first direction, second routing wires connecting another some of the first electrodes to form second electrode groups arranged in the first direction; and third routing wires connecting some of the second electrodes to form third electrode groups arranged in a second direction. | 06-19-2014 |