Patent application number | Description | Published |
20090027324 | Liquid Crystal Display With Wide Viewing Angle - A LCD with wide viewing angle includes a gate driving circuit, a data driving circuit, and a plurality of pixels. Each pixel includes two sub-pixels. The data driving circuit includes a plurality of data lines for transmitting a plurality of data driving signals to the pixels for display. The gate driving circuit includes a plurality of gate lines and common lines. The pluralities of gate lines sequentially transmit gate driving signals to the corresponding pixels. The pluralities of common lines sequentially transmit common driving signals to the corresponding pixels according to the gate driving signals. | 01-29-2009 |
20100225747 | 2D/3D Image Displaying Apparatus - A 2D/3D image displaying apparatus includes a sub-pixel, a first and second data lines and a gamma circuit. The sub-pixel includes a first portion and a second portion. The first and second data lines are coupled to the first and second portion of the sub-pixel, respectively. The gamma circuit transmits correlated gamma signals to a driving circuit for driving the first and second part of the sub-pixel via the first and second data lines when 2D image is to be displayed, and transmits a single gamma signal to the driving circuit for driving the first and second portion of the sub-pixel via the first and second data lines when 3D image is to be displayed. | 09-09-2010 |
20120013825 | LIQUID CRYSTAL DISPLAY DEVICE WITH SWITCHABLE VIEWING ANGLE - A viewing angle switchable liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a plurality of color sub-pixels and a plurality of viewing angle control (VAC) pixels. The liquid crystal layer includes liquid crystal molecules sandwiched between the first substrate and the second substrate. The liquid crystal molecules of each color sub-pixel include twisted nematic liquid crystal molecules. Each of the color sub-pixels includes a first pixel electrode disposed on an inner surface of the first substrate, and a second pixel electrode disposed on an inner surface of the second substrate. Each of the viewing angle control pixels includes a first electrode and a second electrode disposed on the inner surface of the first substrate, and a third electrode disposed on the inner surface of the second substrate. | 01-19-2012 |
20120075562 | LIQUID CRYSTAL DISPLAY PANEL - A liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer, a plurality of first regions and a plurality of second regions. The first regions and the second regions are formed on the first substrate and the second substrate. In a narrow viewing mode, the luminous flux of the first regions along a first viewing direction is different from that of the first regions along a second viewing direction opposite to the first viewing direction, and the luminous flux of the second regions along the first viewing direction is substantially different from that of the first regions along the first viewing direction. | 03-29-2012 |
20120162173 | DRIVING METHOD FOR A LIQUID CRYSTAL DISPLAY - A driving method for a liquid crystal display includes providing a first gate pulse to a first gate line for driving adjacent first and second subpixels to perform charging operations, providing a second gate pulse to a second gate line for driving adjacent third and fourth subpixels to perform charging operations, providing a third gate pulse to a third gate line for driving the second subpixel to perform a charge-sharing operation, and providing a fourth gate pulse to a fourth gate line for driving the fourth subpixel to perform a charge-sharing operation. The first and second gate lines are spaced out at least one gate line. The third gate line is adjacent to the first gate line. The fourth gate line is adjacent to the second gate line. The first gate pulse, the second gate pulse, the third gate pulse and the fourth gate pulse are sequentially triggered. | 06-28-2012 |
20120320099 | PIXEL CIRCUIT AND FLAT DISPLAY PANEL USING THE SAME - An exemplary pixel circuit and a flat display panel using the same are provided. The pixel circuit includes three sub-electrode control circuits. The sub-electrode control circuits are controlled by two scan lines to receive data transmitted from two data lines. One of the three sub-electrode control circuits adjusts stored data by charge sharing. Accordingly, a display control of the pixel circuit is achieved by the three sub-electrode control circuits. | 12-20-2012 |
20130044090 | SUB-PIXEL CIRCUIT, DISPLAY PANEL AND DRIVING METHOD OF FLAT DISPLAY PANEL - A sub-pixel circuit, display panel and driving method of the display panel are provided. The display panel has a plurality of data lines, scan lines and sub-pixel circuits. At least one of the sub-pixel circuits is electrically coupled to one data line and three scan lines. The sub-pixel circuit determines whether to receive data from the coupled data line or not according to scan signals transmitted on the coupled three scan lines, and controls transmittance itself accordingly. Specifically, the scan signals transmitted on the coupled three scan lines are different from each other. | 02-21-2013 |
20130100112 | IMAGE PRIVACY PROTECTING METHOD - An image privacy protecting method is provided. Positions of a privacy protecting region and a normal display region are acknowledged first. When a frame of image is processed, a first image data will be displayed in the privacy protecting region is processed in a narrow viewing mode to obtain a narrow viewing driving data, and a second image data will be displayed in the normal display region is processed in a wide viewing mode to obtain a wide viewing driving data. Finally, display operations are performed in the privacy protecting region and the normal display region respectively according to the narrow viewing driving data and the wide viewing driving data. | 04-25-2013 |
20130100182 | COMPENSATION METHOD FOR PRIVACY-IMAGE PROTECTION - A compensation method for privacy-image protection is provided. The compensation method operates a display device in a narrow visual-angle mode, then determines where is data to be displayed according to a relative position between the data to be displayed and a specific object, and finally determines to use which to adjust the data to be displayed according to the determined result, and displays the data. | 04-25-2013 |
20140063386 | PEEP-PROOF DISPLAY APPARATUS AND DRIVING METHOD THEREOF - A peep-proof display apparatus includes a plurality of sub-pixels disposed between a first substrate and a second substrate. Each sub-pixel includes a first conductive layer, a color filter layer, an isolation film, a light modulator layer, a second conductive layer, an insulation film and a third conductive layer. The color filter layer is disposed between the first conductive layer and the isolation film. The light modulator layer is disposed between the isolation film and the second conductive layer. The insulation film is disposed between the second and third conductive layers. In a first display mode, the light modulator layer is applied with an electric field parallel thereto. In a second display mode, the light modulator layer is applied with an electric field parallel thereto and an electric field perpendicular thereto. | 03-06-2014 |
20140191933 | ADJUSTABLE VIEWING ANGLE DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - Disclosed herein is an adjustable viewing angle display device. The display device includes a display panel composed of a first substrate, a second substrate, a display medium layer interposed therebetween, a first electrode, a second electrode and a third electrode. Pluralities of sub-pixels are defined in the display panel. The first and second electrodes are disposed on the first substrate in the sub-pixels. The first electrode is spaced apart from the second electrode. The third electrode is disposed on the second substrate. When the display device is operated in a narrow viewing angle mode, there exists a non-zero potential difference between the second electrode and the third electrode, and when the sub-pixel is at gray level of zero, the potential difference between the first electrode and the second electrode is not zero. A driving method for driving the display device is disclosed as well. | 07-10-2014 |
20140192091 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - Disclosed herein is a display device with an adjustable viewing angle. The display device at least includes a first sub-pixel and a second sub-pixel adjacent to the first sub-pixel. When the display device is operated in a wide viewing angle mode, the first and second sub-pixels each have an on-axis brightness at a predetermined gray level. When the display device is operated in a narrow viewing angle mode, the first and second sub-pixels respectively have a first on-axis brightness at a first gray level and a second on-axis brightness at a second gray level. The first on-axis brightness at the first gray level is substantially less than the on-axis brightness at the predetermined gray level of the first sub-pixel. | 07-10-2014 |
20140203302 | PIXEL STRUCTURE OF DISPLAY PANEL - A pixel structure of a display panel includes a gate line, a first data line, a second data line, a first active switching device, a second active switching device, a first pixel electrode and a second pixel electrode. The first pixel electrode is electrically connected to the first active switching device. The first pixel electrode includes a first main electrode disposed adjacent to one side of the first data line, and a second main electrode disposed adjacent to one side of the second data line. The second pixel electrode is electrically connected to the second active switching device. The second pixel electrode is disposed between the first main electrode and the second main electrode of the first pixel electrode. | 07-24-2014 |
20140293178 | TRI-STATE LIQUID CRYSTAL DISPLAY PANEL - A tri-state liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer, a first electrode, a second electrode, a third electrode and a fourth electrode. The first substrate and the second substrate are disposed oppositely. The liquid crystal layer disposed between the first substrate and the second substrate includes a plurality of polymer network liquid crystals. The first electrode is disposed between the first substrate and the liquid crystal layer, the second electrode is disposed between the second substrate and the liquid crystal layer, and the first and second electrodes include planar electrodes. The third and fourth electrodes are disposed between the first substrate and the liquid crystal layer, and the third and fourth electrodes include patterned electrodes. The tri-state liquid crystal display panel has a transmission state display mode, a dark state display mode and a haze state display mode. | 10-02-2014 |
20150049288 | PIXEL STRUCTURE - A pixel structure includes a patterned insulating layer and a patterned electrode layer. The patterned insulating layer includes a first area and a second area, and the patterned electrode layer includes a third layer and a fourth layer. The first area has a plurality of bar-shaped structures, the third area is a block electrode, and the fourth area is composed of a plurality of first bar-shaped electrodes. The third area is disposed opposite to the first area such that the third area is protruded according to the bar-shaped structures thereby forming a plurality of second bar-shaped electrodes. The fourth area is disposed opposite to the second area such that the first bar-shaped electrodes are formed on the second area. | 02-19-2015 |
20150077444 | 2D/3D Image Displaying Apparatus - A 2D/3D image displaying apparatus includes a sub-pixel, a first and second data lines and a gamma circuit. The sub-pixel includes a first portion and a second portion. The first and second data lines are coupled to the first and second portion of the sub-pixel, respectively. The gamma circuit transmits correlated gamma signals to a driving circuit for driving the first and second part of the sub-pixel via the first and second data lines when 2D image is to be displayed, and transmits a single gamma signal to the driving circuit for driving the first and second portion of the sub-pixel via the first and second data lines when 3D image is to be displayed. | 03-19-2015 |