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| Number | Title | Issue Date |
| 7605785 | Black level uniformity correction method A method for improving liquid crystal spatial light modulator (10) uniformity is disclosed wherein an original code value (40) is obtained for a first pixel and a conditioned code value (50) is assigned to the first pixel. The conditioned code v... | 10/20/2009 |
| 7592988 | Display device having optical waveguides and light-emitting units A display device is provided that includes a display panel having a light-emitting unit for emitting light according to predetermined display data, an elongated optical waveguide unit which guides the light incident from the light-emitting unit and has a core layer ... | 09/22/2009 |
| 7586472 | Subtractive display A display and techniques for displaying information involve the use of pixel-generating elements that include a light conduit and multiple adjustable light absorbing filters. The light conduit allows light from a light source to pass from a first side to a second si... | 09/08/2009 |
| 7580017 | Image display medium and image writing apparatus A voltage is supplied from an image writing apparatus to the power receiving electrode of an electronic paper and an optical signal is applied to light receiving elements of the electronic paper from the LEDs of the image writing apparatus. Then, the light receiving... | 08/25/2009 |
| 7551154 | Image display system and method Disclosed are embodiments of a system and method for processing an image. An image processing unit includes a processor unit and a control unit. The processor unit receives an incoming video signal. The control unit defines image frames from the video signal. The im... | 06/23/2009 |
| 7477219 | Micro-mirror and method According to one embodiment of the present invention a method of reflecting light is disclosed including providing an element having a surface having an edge on which the element is capable of rolling and selectively reflecting light by rolling the surface such that... | 01/13/2009 |
| 7474289 | Display apparatus and image signal processing apparatus To attain high image quality such as high resolution and high dynamic range in a display apparatus for irradiating light generated by a light source onto a light modulating element and for forming a display image plane from the light transmitted through or reflected... | 01/06/2009 |
| 7463226 | Driver circuit and display device A display device according to this invention includes: a display panel (2) having plural pixels configured to display image information; plural driver circuits (10) configured to drive the plural pixels according to a video signal indicative of the ima... | 12/09/2008 |
| 7443388 | Housing for a computing device Improved housing for a computing device is disclosed. The improved housing is provided with one of an illuminable connector, a touch pad arrangement, and a palm rest stiffening plate. Normally, the illuminable connector and the touch pad arrangement are provided on ... | 10/28/2008 |
| 7439944 | Light emitting diode multiphase driver circuit and method A method and a circuit for driving light emitting diodes (LEDs) in multiphase are provided. A string of LEDs divided into groups connected to each other in series is provided. Each group is coupled to ground through separate conductive paths. A phase switch is provi... | 10/21/2008 |
| 7436379 | Reversible image display medium Disclosed is a reversible image display medium which can be repeatedly used and can display high quality images, in which cells between the two substrates accommodate a dry developer containing at least two kinds of frictionally chargeable dry developing particles h... | 10/14/2008 |
| 7436389 | Method and system for controlling the output of a diffractive light device A method and system for controlling a color of light output by a diffractive light device (DLD device). The color is determined by a gap voltage applied to the DLD device. During each of a number of time frames, one of a number of control bits in a control word is s... | 10/14/2008 |
| 7436576 | Display element A display element comprising at least two conductive porous layers and a conductive liquid, the conductive porous layers comprising a plurality of connected conductive particles insulated from the conductive liquid by a dielectric and lyophobic covering, and means f... | 10/14/2008 |
| 7436575 | Small thin film movable element, small thin film movable element array and method of driving small thin film movable element array A small thin film movable element comprises; a movable portion supported elastically deformably and having a movable electrode at at least a portion of the movable portion; and a fixed electrode arranged to be opposed to the movable portion, wherein the movable port... | 10/14/2008 |
| 7432892 | Light transmission controlling apparatus, 2D and 3D image display apparatus having the same and method of manufacturing the same A light transmission controlling apparatus including: a transparent substrate which has first regions at a predetermined interval, the first regions allowing light to always transmit therethrough; a light screen material and a light transmission material which are i... | 10/07/2008 |
| 7430022 | Color display device The invention relates to a color display device for display a color image and a method of operating such display. The color display device is provided with a plurality of picture elements, two selectable light sources having different predetermined radiance spectra,... | 09/30/2008 |
| 7427993 | Motion adaptive pixel boost with data compression and decompression A compressed pixel level for a pixel in a frame of an image is compared with the (compressed) pixel level for the same pixel in a previous image frame. If the pixel level is unchanged, then the pixel is not moving. An uncompressed pixel level is then used for that p... | 09/23/2008 |
| 7423798 | Addressing circuit and method for bi-directional micro-mirror array A control substrate of spatial light modulator for a bi-directional micro mirror array includes a plurality of unit cells, each includes a common electrode at a fixed constant potential and an addressing electrode under the mirror plate on opposite sides of a pivot ... | 09/09/2008 |
| 7420538 | Liquid crystal display device and driving device thereof, and method for driving liquid crystal display device A liquid crystal display device of the present invention includes (i) a temperature sensor provided in at least one of pixels in a displaying area of a display panel, (ii) a lead line buried in the display panel, for transmitting a detection signal from the temperat... | 09/02/2008 |
| 7421375 | Organic electroluminescent device and driving method thereof The present invention relates to an organic electroluminescent device and a driving method thereof. The organic electroluminescent device according to the present invention comprises a plurality of scan lines in a first direction, a plurality of data lines in a seco... | 09/02/2008 |
| 7417610 | Image display apparatus and image display methods Provided are image display apparatus and image display methods capable of suitably making correction for variation of driving conditions due to an electric resistance of matrix wiring of a display panel by downsized hardware. The apparatus and methods involve a devi... | 08/26/2008 |
| 7417607 | Electro-optical device and electronic apparatus A capacitor is disposed between a gate of driving transistor of which conduction state correspond to a driving current supplied to a driven element. The gate voltage of the gate of the driving transistor is set by supplying a data current to the driving transistor o... | 08/26/2008 |
| 7417609 | Prevention of charge accumulation in micromirror devices through bias inversion Methods and apparatus are provided for preventing charge accumulation in microelectromechanical systems, especially in micromirror array devices having a plurality of micromirrors. Voltages are applied to the micromirrors for actuating the micromirrors. Polarities o... | 08/26/2008 |
| 7405856 | Display system timing control method A display system includes a light source 110 and a spatial light modulator 122 located to receive light from the light source. The spatial light modulator (e.g., a DMD) includes a number of independently controllable elements that are activated for a p... | 07/29/2008 |
| 7403180 | Hybrid color synthesis for multistate reflective modulator displays A display device including a plurality of optical modulators and a plurality of filter elements on a reflective side of the plurality of optical modulators is provided. The plurality of optical modulators includes a first set of optical modulators and a second set o... | 07/22/2008 |
| 7394194 | Tiled display A tiled display structure having a plurality of display tiles. Each display tile comprising a tile substrate, first electrodes located on a first side of the tile substrate, light emitting or controlling materials deposited over the first electrodes, and second elec... | 07/01/2008 |
| 7394449 | Back-light apparatus for liquid crystal display device A back-light apparatus for a display includes: a plurality of light emitting diodes attached on a substrate; a first common line mounted on the substrate to commonly connect first electrodes of the light emitting diodes; a second common line mounted on the substrate... | 07/01/2008 |
| 7394351 | Display assembly with horn configuration for vehicle A signal assembly mountable to an exterior of a vehicle is configured with a light-generating unit operable to emit a visually perceptible signal, and with a sound-generating unit operable to generate a sound signal. The light and sound generating units are coupled ... | 07/01/2008 |
| 7379080 | Color display device and driving method thereof Unit pixels in a color display device each include a first and a second subpixel. The second is provided with a color filter, and each has a medium changing optical properties (hue and brightness of transmitted light) depending on an applied voltage. A voltage is ap... | 05/27/2008 |
| 7379302 | Display device with heat conducting member for heat dissipation An exemplary display device (1) includes a chassis (12), a circuit board (14) and a heat sink (16). The heat sink connects with the circuit board and the chassis. The chassis covers the circuit board and includes at least one heat conduct... | 05/27/2008 |
| 7379004 | Driving circuit and method for increasing effective bits of source drivers An LCD driving circuit and method for increasing effective bit(s) of the source driver is disclosed. A reference voltage generator generates a group of compensated reference voltage levels that are interlaced with original reference voltage level of original referen... | 05/27/2008 |
| 7375718 | Gate driving method and apparatus for liquid crystal display panel A gate driving method and apparatus for a liquid crystal display panel is disclosed that minimizes deterioration of picture quality caused by a variation in a gate low voltage. A liquid crystal cell matrix is defined by intersections between gate lines and data line... | 05/20/2008 |
| 7372438 | Electroluminescent display An electroluminescent display includes: a pixel region including devices arranged therein and adapted to emit light in response to a data signal; a scan driver adapted to supply a switching signal to a gate electrode of a first switching device; a data driver adapte... | 05/13/2008 |
| 7372202 | Phase locked microdischarge array and AC, RF or pulse excited microdischarge The invention is directed to a method and apparatus for phase-locking microdischarge device arrays and an ac, rf, or pulse-excited microdischarge. The invention provides output from a non-laser optical source that is a phase-locked array of microdischarges formed of... | 05/13/2008 |
| 7372449 | Display device, image display device and display method The display device includes a display portion having a cavity portion surrounded by wall surfaces, at least one part of the wall surfaces being formed of a transparent member and forming a structural color forming surface provided with fine asperities having predete... | 05/13/2008 |
| 7370987 | Display panel comprising a light guide plate The display panel (21) comprises a light guide (2), a second plate (4) and a movable element (3) between both plates for locally decoupling light out of the light guide (2). Voltages, applied to electrodes (5,6 resp. 25 | 05/13/2008 |
| 7372437 | Drive circuit, display device using the drive circuit and electronic apparatus using the display device The currents that m pieces of quasi control current output circuits formed with a polycrystalline TFT output have the dispersion. In the present invention, the averaged value of the output currents of these m pieces of the quasi control current output circuits is ou... | 05/13/2008 |
| 7372442 | Display device In a display device of the active matrix type, write control circuits as provided in a source side driver circuit and a gate line side driver circuit are operable to selectively supply output signals of shift registers to a source line and a gate line. Whereby, it b... | 05/13/2008 |
| 7372613 | Method and device for multistate interferometric light modulation A multi-state light modulator comprises a first reflector. A first electrode is positioned at a distance from the first reflector. A second reflector is positioned between the first reflector and the first electrode. The second reflector is movable between an undriv... | 05/13/2008 |
| 7370979 | Calibration of displays having spatially-variable backlight A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. The screen is illuminated with light from a light source comprising an array of controllable light-emitters. The controllable-emitte... | 05/13/2008 |
