Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7956829 | Display apparatus Disclosed herein is a display apparatus includes, a pixel array and a driver configured to drive the pixel array. The pixel array includes rows of scanning lines, columns of signal lines, a matrix of pixels disposed at crossings of the scanning lines and the signal ... | 06/07/2011 |
| 7948454 | Method for driving light-emitting diode, light-emitting diode, method for driving display, display, method for driving electronic device, electronic device, method for driving optical communication apparatus, and optical communication apparatus A method for driving a light-emitting diode includes the step of modulating the luminance of the light-emitting diode with current density within the range of 20 A/cm2 or less. The light-emitting diode includes a p-type layer, an n-type layer, and a light... | 05/24/2011 |
| 7884783 | Data driver, organic light emitting display, and method of driving the same A data driver including a first digital-to-analog converter configured to select first and second reference voltages depending on upper bits of data and supply the first and the second reference voltages to a first line and a second line, respectively, a second digi... | 02/08/2011 |
| 7796101 | Electroluminescent device, method for manufacturing electroluminescent device, and electronic apparatus An electroluminescent device includes a substrate; a light-emitting region including a plurality of sub-pixels including switching elements, portions of an organic planarization layer for covering irregularities caused by the switching elements, reflective layers ar... | 09/14/2010 |
| 7773063 | Electro luminescence display device and method of testing the same To increase the proportion of the perfects to the whole lot of final products and to reduce the cost for active matrix EL display devices by checking the operation of a TFT substrate before depositing an EL material. A capacitor for testing is connected to a drain t... | 08/10/2010 |
| 7737923 | Display device and driving method of display device One feature of the present invention includes first to third steps of holding a voltage, corresponding to a difference between a voltage applied to a first power supply line and a threshold voltage of a first transistor, between both electrodes of first and second s... | 06/15/2010 |
| 7733308 | Electro-optical device, wiring substrate, and electronic apparatus The invention provides an electro-optical device in which a voltage drop due to the wiring resistance of a cathode is reduced and therefore steady image signals are transmitted such that erroneous image display, such as low contrast, is reduced or prevented. The inv... | 06/08/2010 |
| 7659872 | Pixel circuit and display apparatus Disclosed herein is a pixel circuit that includes a correcting section configured to correct the input voltage sampled in the pixel capacitance in order to cancel out the dependency of the output current on the carrier mobility. In the pixel circuit, the correcting ... | 02/09/2010 |
| 7656369 | Apparatus and method for driving organic light-emitting diode A driving apparatus for an organic light-emitting diode includes an organic light-emitting diode, a driving switch that drives the organic light-emitting diode in response to a control voltage applied to a gate terminal of the driving switch, a high-level voltage so... | 02/02/2010 |
| 7477218 | Pixel circuit and display device When a selection TFT and a correction TFT are turned on, a data voltage of a data line is stored in a storage capacitor as a gate voltage of a driving TFT. After turning off the selection TFT, a voltage of a capacitor line SC falls, thereby turning on the driving TF... | 01/13/2009 |
| 7439943 | Electro-optical device, wiring substrate, and electronic apparatus The invention provides an electro-optical device in which a voltage drop due to the wiring resistance of a cathode is reduced and therefore steady image signals are transmitted such that erroneous image display, such as low contrast, is reduced or prevented. The inv... | 10/21/2008 |
| 7432886 | Organic electroluminescent (EL) display device and method for driving the same An organic EL display device for compensating for a reduction of the voltage between the gate and source of a driving transistor occurring due to a voltage drop of the source voltage caused by the resistance component of a power source line, and a method for driving... | 10/07/2008 |
| 7417379 | Cold cathode type flat panel display A cold cathode type flat panel display which is an image display device includes a vacuum panel container composed of a cathode substrate in which plural cold cathode type electron sources are arranged, an anode substrate, plural spacers for supporting the cathode s... | 08/26/2008 |
| 7411572 | Organic electroluminescence display Embodiments of an organic electroluminescence display capable of preventing line mura generated due to manufacturing differences in driving transistors are disclosed. The manufacturing differences may be due to deviations of irradiated energy beam density generated ... | 08/12/2008 |
| 7411571 | Organic light emitting display An organic light emitting display that is capable of preventing degradation of picture quality, and a method of manufacturing the organic light emitting display are provided. A unit pixel for the organic light emitting display, includes a first transistor coupled to... | 08/12/2008 |
| 7385355 | Display device having a thin film electron source array The invention provides a display device using thin film type electron sources having a structure that can be formed in a simple manufacturing process. A lower electrode, a protective insulating layer and an interlayer film are formed on a cathode substrate. An upper... | 06/10/2008 |
| 7385573 | Display device and driving method thereof It is provided a display device that prevents, when applying a reverse bias, an anode line and a power supply line included in a signal line driver circuit from being short-circuited, and a driving method thereof. According to the invention, a reverse bias applying ... | 06/10/2008 |
| 7362485 | Image display medium, image writing device, and image forming apparatus An image display medium comprising: a display layer; a pair of substrates that retain the display layer therebetween, with at least parts of the pair of substrates configuring a frame portion to which an electrical connection connector for electrical connection to t... | 04/22/2008 |
| 7362388 | Liquid crystal display device, and optical block A reflection type liquid crystal projector is provided which includes liquid crystal display panels (5R, 5G and 5B) to modulate color rays of light (R, G and B) corresponding to three primary colors (red, green and blue), respectively, on the ba... | 04/22/2008 |
| 7362395 | Driving circuit built-in liquid crystal display panel and fabricating method thereof A liquid crystal display panel having a built in driving circuit according to the present invention includes liquid crystal cells arranged in a matrix form in a display area of the panel and a driving circuit disposed outside the display area in a non-display area t... | 04/22/2008 |
| 7355572 | Pixel circuit, display device, and method of driving pixel circuit A pixel circuit, a display device, and a method of driving a pixel circuit able to obtain a source-follower output without luminance deterioration even when the current-voltage characteristic of a light emitting element changes due to aging, making a source-follower... | 04/08/2008 |
| 7355459 | Electronic circuit, method of driving electronic circuit, electronic device, electro-optical device, method of driving electro-optical device, and electronic apparatus Pixel circuits include a driving transistor, a first switching transistor, a second switching transistor, a storage capacitor, and an organic EL element, respectively. Each control circuit, which is connected to second electrode of the organic EL element through an ... | 04/08/2008 |
| 7348943 | Display device and electronic equipment having display device To increase the proportion of the perfects to the whole lot of final products and to reduce the cost for active matrix EL display devices by checking the operation of a TFT substrate before depositing an EL material. A capacitor for testing is connected to a drain t... | 03/25/2008 |
| 7336140 | Low temperature co-fired ceramic-metal circulators and isolators A low temperature cofired ceramic-metal (LTCC-M) integrated circulator comprises at least one ferrite disk situated in a magnetic field. The magnetic field is created by a magnet and directed by a ferrous base plate acting as a magnetic return path. A conductor junc... | 02/26/2008 |
| 7336035 | Light emitting device and electronic appliance The present invention is to provide a light emitting device capable of obtaining a certain luminance without influence by the temperature change, and a driving method thereof. A current mirror circuit formed by using a transistor is provided for each pixel. The firs... | 02/26/2008 |
| 7327411 | Driver chip and display apparatus having the same A driver chip includes a base body, input terminals, first output terminals and dummy terminals. The base body includes a face having first to fourth edge portions. The first and second edge portions are disposed in substantially parallel along a longitudinal side o... | 02/05/2008 |
| 7327336 | Apparatus and method for driving electro-luminescent display panel and method of fabricating electro-luminescent display device An apparatus and method for driving an electro-luminescent display panel and a method of fabricating the electro-luminescent display panel includes an electro-luminescent display panel having electro-luminescent light-emitting cells provided at crossings of gate lin... | 02/05/2008 |
| 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 |
| 7309877 | Semiconductor device, reflection type liquid crystal display device, and reflection type liquid crystal projector Disclosed is a semiconductor device capable of realizing a reduction in the area of each pixel without degrading noise resistance. A switching transistor (13) and a signal accumulation capacitor (15) are formed on a semiconductor substrate (base semico... | 12/18/2007 |
| 7304632 | Liquid-crystal display driving circuit and method A driving circuit for an active-matrix liquid-crystal display short-circuits at least two of the signal lines in the matrix at times of transitions of signal-line potentials in the matrix. Charge stored in the parasitic capacitances of the signal lines is thereby re... | 12/04/2007 |
| 7303820 | Heat spreader for display device A heat spreader for a display device, such as a plasma display panel, a light emitting diode or a liquid crystal display, which includes at least one sheet of compressed particles of exfoliated graphite having two major surfaces, both of which have a layer of an adh... | 12/04/2007 |
| 7301514 | Electronic circuit, electronic device, electro-optical device, and electronic apparatus The invention provides an electronic circuit, an electronic device and an electronic apparatus, which are capable of forming a simple circuit. A first buffer circuit is formed of second, third and sixth transistors and a first capacitor. A second buffer circuit is f... | 11/27/2007 |
| 7301513 | Display element and display device A display element is configured as follows in order to prolong the display lifetime of an electro-optical element without inserting a resistance element or lowering the numerical aperture due to a change in layout. The display element includes an organic EL element,... | 11/27/2007 |
| 7292210 | Circuit for driving flat panel display The present invention provides a circuit for driving a flat panel display, including a storage capacitor, a transmission gate and a current-limiting transistor. A first terminal of the storage capacitor is coupled to a system voltage, and a second terminal of the st... | 11/06/2007 |
| 7288888 | Organic electroluminescent display device including a dummy pattern for preventing short circuiting An organic electroluminescent display device may have a dummy pattern that can induce a charge difference between interconnection lines and thus prevent a short circuit between the interconnection lines resulting from the charge difference. The organic electrolumine... | 10/30/2007 |
| 7286102 | Method and apparatus for driving plasma display panel The present invention relates to a method and apparatus for driving a plasma display panel that can be driven at a low voltage and prevent undesired discharge from being generated under high temperature environment. A method and apparatus for driving a plasma... | 10/23/2007 |
| 7279711 | Ferroelectric liquid crystal and goggle type display devices The present invention relates to a semiconductor device including a circuit composed of thin film transistors having a novel GOLD (Gate-Overlapped LDD (Lightly Doped Drain)) structure. The thin film transistor comprises a first gate electrode and a second electrode ... | 10/09/2007 |
| 7277066 | Repairable tiled displays A tiled display may be formed by temporarily securing a plurality of modules to a substrate. Thereafter, the tiled array may be tested to insure that each module is functional. If each module is functional, the modules may be permanently secured to the substrate. If... | 10/02/2007 |
| 7276856 | Light emitting device and drive method thereof The reliability of an EL element is enhanced while the increase of the electric power consumption is suppressed. It becomes possible that in a SES drive, the reverse bias is applied to the EL element driven at a constant electric current. Moreover, the application o... | 10/02/2007 |
| 7276273 | Heat spreader for display device A heat spreader (10) for a display device, such as a plasma display panel, a light emitting diode or a liquid crystal display, comprising at least one sheet of compressed particles of exfoliated graphite having a surface area greater than the surface area of ... | 10/02/2007 |
