Patent application number | Description | Published |
20100271346 | Electronic imaging device and driving method thereof - An electronic imaging device includes a display unit having a plurality of scan lines, a plurality of data lines, and a plurality of pixels, and a barrier layer disposed in front of the display unit and divided into a plurality of areas along a scan direction. The barrier layer includes a plurality of first barrier electrodes and a plurality of second barrier electrode. The plurality of first barrier electrodes includes a plurality of first and second sub-electrodes in a zigzag pattern along the scan direction, the plurality of second barrier electrodes includes a plurality of third and fourth sub-electrodes in a zigzag pattern along the scan direction, and the third and fourth sub-electrodes being offset with respect to the first and second sub-electrodes along the scan direction. | 10-28-2010 |
20110043713 | Stereoscopic image display device - A stereoscopic image display device includes a display panel configured to display an image, a barrier placed over the display panel and configured to include a plurality of liquid crystal cells each of which is selectively driven to become a transparent cell or an opaque cell, a polarizing plate placed between the display panel and the barrier, and a phase retarder placed between the internal polarizing plate and the display panel. | 02-24-2011 |
20120182254 | TOUCH SCREEN SYSTEM - A touch screen system according to an exemplary embodiment of the present invention includes: a touch screen panel including a plurality of driving electrodes coupled to a plurality of driving lines that extend in a first direction and a plurality of sensing electrodes coupled to a plurality of sensing lines that extend in a second direction crossing the first direction, the driving electrodes and the sensing electrodes being alternately arranged so as not to overlap with each other; and an active stylus separated from the touch screen panel, the active stylus configured to output an electric field in synchronization with driving signals that are applied to the driving lines coupled to the driving electrodes that are adjacent to the active stylus, wherein the driving electrodes and the sensing electrodes have different areas. | 07-19-2012 |
20120262411 | TOUCH SCREEN SYSTEM AND METHOD OF DRIVING THE SAME - A touch screen system includes a touch screen panel including first lines, second lines crossing the first lines, a plurality of sensing cells formed at the crossing regions between the first lines and the second lines, a driving circuit for sequentially applying a driving signal to the first lines, a first sensing circuit for receiving capacitance change information sensed by the first lines, and generating a first sensing signal corresponding to the capacitance change information, a selecting unit for selectively coupling the first lines to the driving circuit or the first sensing circuit, a second sensing circuit for receiving the capacitance change information sensed by the sensing cells from the second lines and generating a second sensing signal corresponding to the capacitance change information, and a processing unit for receiving a sensing signal from the first sensing circuit and/or the second sensing circuit and determining a detected touch position. | 10-18-2012 |
20130278513 | TOUCH SCREEN PANEL - A touch screen panel includes a plurality of pixels on a substrate, a sealing thin film on the substrate, and a plurality of sensing electrodes on the sealing thin film, each of the sensing electrodes having a mesh structure, the mesh structures of the sensing electrodes and the pixels overlapping different portions of the substrate. | 10-24-2013 |
20140104200 | TOUCH SENSING SYSTEM - A touch sensing system includes: a first touch sensor; a second touch sensor; and a control IC configured to control the first touch sensor and the second touch sensor. | 04-17-2014 |
20140204285 | FLEXIBLE DISPLAY DEVICE HAVING TOUCH AND BENDING SENSING FUNCTION - A flexible display device having a touch and bending sensing function includes a plurality of pixels on a display area of a first substrate, and a pressure sensor portion between the first substrate and the plurality of pixels, the pressure sensor portion including a plurality of first electrodes arranged in a first direction and a plurality of second electrodes above the first electrodes and arranged in a second direction. | 07-24-2014 |
20150042606 | TOUCH SENSOR AND DRIVING METHOD THEREOF - A touch sensor includes a controller to detect a touch on a screen. The controller includes a voltage analyzer and a calculator. The voltage analyzer measures an output voltage of a sensing electrode of a touch sensor. The calculator calculates a capacitance between the sensing electrode and a driving electrode. The calculator calculates the capacitance based on a voltage matrix and the output voltage for one or more time periods. The voltage matrix is based on a code matrix of a plurality of code matrices. | 02-12-2015 |
Patent application number | Description | Published |
20080204368 | ELECTRONIC IMAGING DEVICE - An electronic imaging device capable of displaying a planar image or a stereoscopic image. The electronic imaging device includes a display unit and a barrier layer. The display unit includes a plurality of scan lines for transferring a plurality of selection signals, a plurality of data lines for transferring a plurality of data signals, and a plurality of pixels connected to the pluralities of data lines and scan lines. The barrier layer is adapted to operate in synchronization with the selection signals. The barrier layer includes at least one sub-barrier corresponding to a first scan line among the plurality of scan lines, and is adapted to operate in synchronization with at least one of the selection signals transferred to the first scan line. | 08-28-2008 |
20090102839 | ELECTRONIC DISPLAY DEVICE - An electronic display device includes a display unit including a plurality of scan lines, a plurality of data lines, and a plurality of pixels, and a barrier unit covering the display unit, including a plurality of first areas and a plurality of second areas alternately arranged along a length direction of the data lines, a first electrode group respectively provided in each of the first areas, each of the electrode groups including a plurality of first sub-electrodes and a plurality of second sub-electrodes alternately arranged along a length direction of the scan lines, a second electrode group provided in each of the second areas on a layer that is different from a layer on which the first electrode group is provided, each of the second electrode groups including a plurality of third sub-electrodes and a plurality of fourth sub-electrodes alternately arranged along the length direction of the scan line, and an insulation layer between the first and second electrode groups. | 04-23-2009 |
20130249823 | STYLUS, PRESSURE DETECTING SYSTEM AND DRIVING METHOD THEREOF - A stylus includes a pressure detector for detecting applied pressure, a first signal generator for generating a signal of a first frequency, a second signal generator for generating a signal of a second frequency, and a controller for adjusting at least one of the first and second signal generators to control an amplitude ratio of the signal of the first frequency to the signal of the second frequency according to the applied pressure detected by the pressure detector. | 09-26-2013 |
20130286000 | 2D/3D IMAGE DISPLAY DEVICE, ELECTRONIC IMAGE DISPLAY DEVICE, AND DRIVING METHOD THEREOF - A 2-dimensional (2D)/3-dimensional (3D) image display device generates 2D or 3D image data according to an input image signal and displays them on a display unit. The display unit includes a display panel for displaying an image in response to the 2D or 3D image data and an optical element layer operative during first and second driving modes in accordance with the 3D and 2D image data. A controller converts the optical element layer to be in the first driving mode in a first period before a 3D image signal is displayed when the input image signal changes from a 2D image signal to the 3D image signal, and converts the optical element layer to be in the second driving mode in a second period after the 2D image signal is displayed when the input image signal changes from the 3D image signal to the 2D image signal. | 10-31-2013 |
20140022187 | DISPLAY DEVICE HAVING TOUCH SCREEN SENSING FUNCTION - A display device including a plurality of pixels at a display region of a first substrate, and an electromagnetic resonance (EMR) sensor unit at one surface of the first substrate, the EMR sensor unit including a first group of coils and a second group of coils, the first group of coils and the second group of coils being laminated, wherein the EMR sensor unit is beneath the plurality of pixels. | 01-23-2014 |
20140111447 | TOUCH SCREEN PANEL - There is provided a touch screen panel. The touch screen panel includes first electrodes, second electrodes and spacers. The first electrodes and second electrodes are arranged opposite to each other at an interval. Spacers are arranged between the first and second electrodes, and have at least two hardnesses. | 04-24-2014 |