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| Number | Title | Issue Date |
| 8188957 | LED backlighting for liquid crystal display (LCD) Techniques for providing LED-based backlighting in liquid crystal flat panel displays are disclosed. In one embodiment, the backlighting includes at least three color groups of light emitting diodes (LEDs) that are turned on successively for one frame of image. Liqu... | 05/29/2012 |
| 8188956 | Display device with tone correction circuit The present invention prevents a TFT liquid crystal display device from deteriorating its image quality due to the insufficiency of voltage written through TFTs. There is disclosed a display device that includes a display panel in which the plural pixel electrodes a... | 05/29/2012 |
| 8179346 | Methods and apparatus for driving liquid crystal display device A driving circuit for driving a display panel comprising: (i) a printed circuit board, (ii) an input interface to receive input video signal, (iii) a timing controller to control timing signal for the display panel, (iv) a plurality of first source drivers, and (v) ... | 05/15/2012 |
| 8174473 | Image display device, portable terminal device, display panel and image display method using the same A three-dimensional image/two-dimensional image display device includes a plurality of display pixels, and a lenticular lens for three-dimensional display. Each display pixel is consisted of M×N number of sub-pixels to be viewed from N view points. A pitch a of sub... | 05/08/2012 |
| 8159433 | Liquid crystal drive apparatus and liquid crystal display apparatus A liquid crystal drive apparatus includes: a storage unit storing an enhancement correction coefficient having (1/2n)×m below a decimal point where n is 3 or 4, and m is an integer which is at least 0 and less than 2n; a frame memory holding d... | 04/17/2012 |
| 8159432 | Liquid crystal display device A liquid crystal display device includes a plurality of pixels each connected to a signal line via a switching element. Each pixel includes first and second sub-pixels having voltage vs. luminance characteristics different from each other with respect to a signal vo... | 04/17/2012 |
| 8149196 | Display device and apparatus and method for driving the same A display device, and an apparatus and method for driving the display device are provided, to obtain a rapid speed in a calculation circuit for converting data of three colors to data of four colors, and to perform various algorithms for extracting white color data ... | 04/03/2012 |
| 8144094 | Liquid crystal display backplane layouts and addressing for non-standard subpixel arrangements Liquid crystal display backplane layouts and addressing for non-standard subpixel arrangements are disclosed. A liquid crystal display comprises a panel and a plurality of transistors. The panel substantially comprises a subpixel repeating group having an even numbe... | 03/27/2012 |
| 8134527 | Touch sensing display panel, touch sensing color filter and fabricating method thereof A touch sensing color filter including a substrate, a black matrix, a color filter layer and a second sensing electrode layer is provided. The black matrix is disposed on the substrate to define a plurality of sub-pixel areas. The black matrix includes a first sensi... | 03/13/2012 |
| 8115714 | Display device and method of driving the same In one embodiment of the present invention, an active-matrix type display unit, and a drive method thereof are disclosed. Gate-bus lines are provided at both top and bottom sides of each row. Two sub-pixels are formed at a region surrounded by two adjacent source-bu... | 02/14/2012 |
| 8102341 | Display system and driving method thereof A display system and driving method thereof are capable of outputting a low luminance of red light, especially through descending a color level of red signals when displayed. The display system includes a display device and an image processing device. The image proc... | 01/24/2012 |
| 8089442 | Image projection apparatus An image projection apparatus is disclosed which projects an image having a good color by reducing the influence of a lateral electric field in a liquid crystal display element (LCD). The apparatus includes three LCDs, each including two opposite electrodes. As the ... | 01/03/2012 |
| 8089441 | Liquid crystal display apparatus and driving method therefor A driving section for a liquid crystal display (LCD) panel not requiring color filters supplies the LCD panel with a plurality of first image signals based on an original image signal during a plurality of first, equal-length field intervals of a frame and also prov... | 01/03/2012 |
| 8063862 | Liquid crystal display device A liquid crystal display device includes a display section which enables color display in each of pixels, and a gradation control unit which controls a gradation level in each of the pixels. The display section includes a first white display structure which is confi... | 11/22/2011 |
| 8044902 | Method of driving a color liquid crystal display and driver circuit for driving the display as well as portable electronic device with the driver circuit The present invention provides a method and a circuit for driving a color liquid crystal display in a normal driving mode and a power saving mode, wherein in the normal driving mode, voltages corresponding to image display data are applied to data electrodes of the ... | 10/25/2011 |
| 8035590 | Color liquid crystal display device assembly A color liquid crystal display device assembly includes a color liquid crystal display device in which pixels each including at least a first subpixel, a second subpixel, and a third subpixel are arranged in a two-dimensional matrix, and a planar light source device... | 10/11/2011 |
| 7995017 | Liquid crystal display and thin film transistor array panel therefor A thin film transistor array panel is provided, which includes: a substrate; a first signal line formed on the substrate; a second signal line formed on the substrate and having an intersecting portion intersecting the first signal line and a curved portion connecte... | 08/09/2011 |
| 7995018 | Display device A hold-type display device reduces the blur of a moving image and makes less conspicuous the color shift caused due to different blur positions among RGB. In the case where the relative brightness of the video data of one or two of the three primary colors RGB chang... | 08/09/2011 |
| 7995019 | Device, system and method for color display A color Liquid Crystal Display (LCD) device for displaying a color image using at least four different primary colors, the device including an array of Liquid Crystal (LC) elements, driving circuitry adapted to receive an input corresponding to the color image and t... | 08/09/2011 |
| 7990352 | Monochromatic liquid crystal display for colors Techniques for providing backlight techniques in liquid crystal flat panel displays are disclosed. According to embodiment, the backlighting includes three color groups of light emitting diodes that are turned on successively. Pixels in an LCD are controlled in acco... | 08/02/2011 |
| 7986291 | Method of driving displays comprising a conversion from the RGB colour space to the RGBW colour space An apparatus (200) for driving a display (310, 320) including an array of display elements (20), each element (20) comprising a plurality of sub-pixels of red (R), green (G), blue (B) and white (W) colors. The apparatus (200) compr... | 07/26/2011 |
| 7952549 | Field sequential display apparatus that reduces color breakup and method thereof A field sequential display apparatus and an image display method thereof are provided. A field sequential display apparatus includes: a color-coordinate conversion unit which analyses image state information of a plurality of input image signals of primary colors re... | 05/31/2011 |
| 7944423 | Image processing unit with black-and-white line segment pattern detection, image processing method, image display device using such image processing unit, and electronic apparatus using such image display device An image processing unit includes a discriminating unit for discriminating, for every data unit of an input image signal, whether the data unit is black-and-white image data or color image data; a black-and-white image processing unit for detecting at least one of p... | 05/17/2011 |
| 7932883 | Sub-pixel mapping A method of mapping a four primary input signal to sets of four sub-pixels of a display device, the method including sub-sampling the input samples of the four primary input signal by assigning the first, second and third input signals of a particular input sample t... | 04/26/2011 |
| 7928944 | Color-sequential display device A display arrangement comprises a plurality of pixel elements (FLCD) that have controllable light-transfer characteristics. A display driver controls the plurality of pixel elements in accordance with a color component (R) during a control interval (TO) that is assi... | 04/19/2011 |
| 7920114 | Driving device for display panel, display panel, display device including the driving device, and method for driving display panel A display panel is designed such that a pixel including sub-pixels indicative of red (R), green (G), blue (B) and at least one other color includes two sub-pixels at least in a longitudinal scanning direction and a color filter is provided for each of the sub-pixels... | 04/05/2011 |
| 7911429 | Programmable liquid crystal display device for controlling viewing angle and driving method thereof A liquid crystal display device includes a liquid crystal panel having a plurality of color subpixels and a plurality of interference subpixels, an input unit for inputting color subpixel data to be applied to the color subpixels, a programmable interference data ge... | 03/22/2011 |
| 7893903 | Liquid crystal display apparatus capable of maintaining high color purity A liquid crystal display apparatus having first white color light sources and blue and/or red second coloring light sources disposed on a back side of a liquid crystal panel, and an image quality processing calculation circuit for detecting a brightness of input ima... | 02/22/2011 |
| 7893904 | Displaying method and image display device In a displaying method for use in an image display, an original gray scale is divided into a higher gray scale and a lower gray scale. Further, the color subpixels are divided into two groups corresponding to the higher and lower gray scales, respectively. The gray ... | 02/22/2011 |
| 7889165 | Flat display apparatus, fabricating method, picture quality controlling method and apparatus thereof A flat panel display device including a linked pixel formed of a first pixel electrically connected to a pixel adjacent to the first pixel; a memory storing the location of a panel defect area, a panel defect compensation data for compensating for a brightness diffe... | 02/15/2011 |
| 7884789 | Display apparatus The object of the invention is to provide an FSC display apparatus that can easily achieve color balance. The display apparatus (1) according to the present invention, which includes a light source (30) for emitting a plurality of colored lights in seq... | 02/08/2011 |
| 7876300 | Method and apparatus for driving liquid crystal display A driving method and apparatus for a liquid crystal display uses a comparison between the previous frame and the current frame to expand the contrast ratio and reduce the manufacturing cost. A limited amount of data from the current image may be used: either using a... | 01/25/2011 |
| 7872625 | Liquid-crystal display apparatus and three-panel liquid-crystal display projector A liquid-crystal display apparatus free from chrominance non-uniformity. In a liquid-crystal display apparatus with a primary color video signal and a common voltage supplied to a liquid-crystal display panel, a correction signal for canceling the chrominance non-un... | 01/18/2011 |
| 7868862 | Liquid crystal display A liquid crystal display is provided. The liquid crystal display includes a plurality of first pixels provided with RGB color filters and a plurality of second pixels provided with CMY color filters are formed at a liquid crystal display panel. A video processing pa... | 01/11/2011 |
| 7868863 | Liquid crystal display having image edge enhancement circuit and image edge enhancement method for same An exemplary liquid crystal display (200) includes a data circuit (230), a timing control and video output unit (210). The timing control and video output unit includes an image edge enhancement circuit (211) configured for sharpening at ... | 01/11/2011 |
| 7859499 | Display apparatus A display apparatus includes a luminance compressing section, a luminance extending section, and a W calculating section. The luminance compressing section subjects three color signals to luminance compression according to a luminance in a preceding frame, and outpu... | 12/28/2010 |
| 7830346 | Liquid crystal display panel with color washout improvement by scanning line coupling and applications of same A liquid crystal display (LCD) panel with color washout improvement. In one embodiment, the LCD panel includes a common electrode, a plurality of scanning lines, a plurality of data lines, and a plurality of pixels formed by the plurality of data lines crossing the ... | 11/09/2010 |
| 7830345 | Liquid crystal display device One picture element is divided into first and second sub-picture element regions. A sub-picture element electrode connected directly (not via capacitive coupling) to a source electrode of a TFT is placed in the first sub-picture element region and a sub-picture elem... | 11/09/2010 |
| 7825884 | Liquid crystal display device The present invention provides a liquid crystal display device which includes a first pixel and a second pixel which are arranged close to each other and are allocated to the same color, and color filters which differ in color tone and are formed on the first pixel ... | 11/02/2010 |
| 7796106 | Liquid crystal display A liquid crystal display including a substrate, first and second rows of pixels each formed on the substrate and including a plurality of pixels, a first gate line extending in a row direction on the substrate and connected to the first row of pixels, a second gate ... | 09/14/2010 |
