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| Number | Title | Issue Date |
| 8089427 | Display control circuit for vacuum fluorescent display The invention provides display control circuits for Vacuum Fluorescent Displays (VFDs). The display control circuit controls a plurality of display units of the VFD and comprises an image signal generator generating a plurality of image signals, a clock signal gener... | 01/03/2012 |
| 7834821 | Fluorescent display device and method for driving the same The present invention discloses a fluorescent display apparatus and a method for driving the same. In accordance with the apparatus and the method, a display data outputted from a display controller 10 is converted by and stored in a shift register 11 ... | 11/16/2010 |
| 7403175 | Methods and systems for compensating row-to-row brightness variations of a field emission display Methods for compensating for brightness variations in a field emission device. In one embodiment, a method and system are described for measuring the relative brightness of rows of a field emission display (FED) device, storing information representing the measured ... | 07/22/2008 |
| 7400307 | Driving circuit for vacuum fluorescent display A driving circuit for a vacuum fluorescent display having a filament, a grid electrode and a segment electrode, the driving circuit comprising a filament driving unit for driving the filament; a grid driving unit for pulse-driving the grid electrode; and a segment d... | 07/15/2008 |
| 7379036 | Driving circuit for vacuum fluorescent display A driving circuit for a vacuum fluorescent display for pulse-driving a filament of the vacuum fluorescent display with a pulse voltage. The driving circuit comprises a detecting unit for detecting that the level of the pulse voltage is fixed, and outputs a detection... | 05/27/2008 |
| 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 |
| 7357095 | Transparent edge-lighted instrument cluster An instrument cluster that is mountable on a top surface of a vehicle dashboard is disclosed. The instrument cluster includes a transparent dial that has indicia engraved thereon. A plurality of light emitting diodes are positioned in a center portion of the transpa... | 04/15/2008 |
| 7357096 | Meter panel for use in automotive instrument A meter panel such as a speedometer used in an instrument panel of an automotive vehicle includes a transparent pointer disc, a dial plate having scales and numerals thereon, and a light source for illuminating the pointer disc. The pointer disc is disposed in front... | 04/15/2008 |
| 7358933 | Electron emission display and driving method thereof An electron emission display includes a display panel having a first substrate on which at least one first electrode is formed, a second substrate on which a second electrode and a third electrode on which an electron emission source is formed are formed. A fourth e... | 04/15/2008 |
| 7347160 | Needle pointer type meter It is possible to eliminate the problem that a conductive part to a light source is subjected to stress by operation of a needle-pointer, thereby improving reliability. A needle-pointer type meter includes: an indicator plate having a first see-through portion and a... | 03/25/2008 |
| 7337565 | Display unit A display unit comprises a display region constituted of twenty-four display segments each of which has a triangular display surface. The display region consists of a quadrangular central region and a quadrangular and annular peripheral region surrounding the entire... | 03/04/2008 |
| 7336245 | Display for using pulse width modulation to represent brightness and gray scales An electron emission device (EED) includes a display panel, first and second electrode drivers, and a controller. The display panel includes first electrodes in the column direction, second electrodes in the row direction, and an electron emission source. The first ... | 02/26/2008 |
| 7327506 | Correction circuit A correction circuit for correcting pixel signals, comprising: a first memory for storing signals obtained by executing decimation process; a calculating circuit for calculating a correction value based on an output from the first memory; a seco... | 02/05/2008 |
| 7312769 | Driving circuit for vacuum fluorescent display A driving circuit for a vacuum fluorescent display having a filament, a grid electrode and a segment electrode, comprising a grid driving unit for pulse-driving the grid electrode, a segment driving unit for pulse-driving the segment electrode, a first controlling u... | 12/25/2007 |
| 7312770 | Substrate having a light emitter and image display device An image display device which prevents damage to an electron-emitting device from discharge between a faceplate and a rear plate is provided. A conductive plate 12 including a transparent conductive film is formed over a surface of a substrate 11, a di... | 12/25/2007 |
| 7292236 | Display driving method and display apparatus utilizing the same In order to obtain a satisfactory image by making a peak luminance of an image to be displayed large and suppressing an occurrence of unnecessary period, there is provided a display driving method for driving a display with a plurality of scanning wirings and a plur... | 11/06/2007 |
| 7288881 | Electron emitter and light emission element Primary electrons impinge upon an emitter section of an electron emitter for causing emission of the secondary electrons. The secondary electrons are outputted from the electron emitter. The secondary electrons emitted from the emitter section are accelerated in an ... | 10/30/2007 |
| 7273278 | Instrument panel with simulated instruments The invention relates to an instrument panel for the operating state of a land, air or water vehicle, in particular for the cockpit of an airplane, comprising a number of display fields (13) for representing information, whereby, in order to provide an instru... | 09/25/2007 |
| 7245285 | Pixel device A pixel device, comprising; a first plate, a second plate disposed under the first plate, and a third plate disposed under the second plate; a first power supply for providing a first voltage to the first plate; a second power supply for providing a second voltage t... | 07/17/2007 |
| 7242379 | Image display apparatus, driving circuit for image display apparatus, and image display method An image display apparatus includes an image display member having a plurality of light-emitting portions, electron-emitting devices for emitting electrons and causing the light-emitting portions to emit light in accordance with an input image signal, and an adjustm... | 07/10/2007 |
| 7230386 | Image display apparatus An image display apparatus includes a display panel having a plurality of electron emission portions that emit electrons, a plurality of light emitting regions positioned corresponding to the plurality of electron emission portions to emit light in response to irrad... | 06/12/2007 |
| 7230373 | Field emission type backlight device A field emission type backlight device can include upper and lower substrates facing each other with a gap between them, an anode electrode on a lower side of the upper substrate, a fluorescent layer on a lower side of the anode electrode, a lower gate electrode on ... | 06/12/2007 |
| 7227519 | Method of driving display panel, luminance correction device for display panel, and driving device for display panel In conventional methods of correction luminance in displays, it has been necessary to interrupt video display during use in order to carry out correction. This is a problem in that interruptions are not good for workability from the perspective of the user of the im... | 06/05/2007 |
| 7196464 | Light emitting cell and method for emitting light A light-emitting cell, includes a light-emitting material which can emit light in response to a collision of an electron beam; an electron-emitting unit having a carbon nanotube as an electron source for releasing the electron beam and emitting the electron beam to ... | 03/27/2007 |
| 7150906 | Display panel and method of manufacturing the same A display panel includes a transparent image recording sheet having electrophotographically formed thereon at least a background portion, wherein space factor of pinholes per unit area of the background portion is no greater than 1×10−2%. A method of m... | 12/19/2006 |
| 7145527 | Field emission display device and driving method thereof A field emission display device is provided which includes data lines formed in a panel, scan lines formed in the direction crossing the data lines in the panel, a first connector installed at an end of the data lines and electrically connected with the data lines, ... | 12/05/2006 |
| 7126564 | Illumination and display device An illumination device for a display instrument is described which is used to illuminate two sets of scale markings and to separately illuminate a pointer scale of the display instrument. The light from a light source is guided past light funnels that are used to il... | 10/24/2006 |
| 7100959 | Molded dashboard cover A molded dashboard cover formed from plastic, fiberglass, polypropylene or related synthetic materials to give the dashboard of a vehicle a smooth appearance or an ornate appearance. The molded dashboard cover is retained in place on the vehicle dashboard by a front... | 09/05/2006 |
| 7091839 | Indicator for a hybrid electric vehicle An indicator for use with an electric vehicle having an engine and an electric traction motor. The indicator includes a tachometer gauge for displaying engine revolution speed. The indicator further includes an electric only indicator for displaying whether the vehi... | 08/15/2006 |
| 7088319 | Drive method of light-emitting display panel and organic EL display device Light-emitting elements disposed on a light-emitting display panel are driven by constant currents, and the forward direction voltages of the light-emitting elements are obtained by a sampling/holding circuit. Then, the voltage output from a drive voltage source com... | 08/08/2006 |
| 7071628 | Electronic pulse generation device An electronic pulse generation device has an emitter section having a plate shape, a cathode electrode formed on a front surface of the emitter section, an anode electrode formed on a back surface of the emitter section, and a pulse generation source which applies a... | 07/04/2006 |
| 7071903 | Multiplex anode matrix vacuum fluorescent display and the driving device therefor A multiplex anode matrix fluorescent display capable of allowing a duty cycle thereof to be multiple times that of the prior art multiplex anode matrix fluorescent display is provided without changing the structure of the prior art multiplex anode matrix fluorescent... | 07/04/2006 |
| 7073125 | Integrated display of gauges An integrated display including a plurality of analog gauges concentrically arranged about a common center. Each analog gauge includes a pointer indicating a value of a parameter represented by the analog gauge. The integrated display is optionally semi-transparent ... | 07/04/2006 |
| 7048397 | Illumination of gauge indicator scale An instrument gauge display for a vehicle dash includes a transparent dial having an upper surface partially covered by black paint and a lower surface covered with white paint. Uncovered areas on the upper surface define a plurality of graphical images that indicat... | 05/23/2006 |
| 7046219 | Image display apparatus having a circuit for correcting a driving signal that drives electron emitting devices An image display apparatus of this invention includes a neighborhood data integration section 20 which integrates image data on respective colors corresponding to electron emitting devices proximate to an electron emitting device to be driven, and correspondi... | 05/16/2006 |
| 7038975 | Luminous hands and display device including the same, particularly in a timepiece There is provided a type of luminous hand including a part made of moulded transparent material that forms a circular head (28, 35) and a body (28, 34) of a hand. In order to direct a portion of a light beam parallel to the axis (15) of the hand... | 05/02/2006 |
| 7012582 | Spacer-less field emission display Field emission displays (FEDs) having improved structure are provided. In one implementation, a field emission display comprises a faceplate, a backplate, a volume formed therebetween and maintained as a vacuum, a cathode and an anode. A thickness of the faceplate a... | 03/14/2006 |
| 6975289 | Active correction technique for a magnetic matrix display A matrix addressed display device having a cathode means and grid electrode means comprising an orthogonal array of parallel row conductors and parallel column conductors in which means are providing for selectively applying cut-off and gain correction information t... | 12/13/2005 |
| 6975074 | Electron emitter comprising emitter section made of dielectric material An electron emitter has an emitter section having a plate shape, a cathode electrode formed on a front surface of the emitter section, and an anode electrode formed on a back surface of the emitter section. A drive voltage from a pulse generation source is applied b... | 12/13/2005 |
| 6962127 | Tachometer pointer instrument A tachometer pointer instrument for motorcycles comprises a housing which includes a housing base and a housing cover which is transparent at least in part. The tachometer pointer instrument also comprises a pointer drive module accommodated in the housing base and ... | 11/08/2005 |
