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7385575 Method of driving light emitting element array  
An exposure system is provided with a light emitting element array formed by a plurality of light emitting elements formed at the intersections of anodes and cathodes arranged in matrix so that a...
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...
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...
7372203 Plasma display panel having enhanced luminous efficiency  
A plasma display panel includes: a front and a rear substrate which face each other and form a discharge space; address electrodes arranged on an upper surface of the rear substrate; a first...
7368877 Light emitting display device and drive control method thereof  
A clock signal synchronized with a data write signal for each scan line supplied from a light emission control circuit 4 to a scan driver 6 is supplied to an oscillator 12 generating a...
7365712 Plasma display panel  
A plasma display panel including first and second substrates facing one another with a gap therebetween, address electrodes formed on the first substrate along a first direction, barrier ribs...
7362290 Image signal correcting circuit, image processing method, electro-optical device and electronic apparatus  
To provide a circuit for preventing degradation of a display quality caused by horizontal crosstalk. An image signal correcting circuit supplies a corrected image signal to a display panel to apply...
7358940 Electro-optical device, circuit for driving electro-optical device, method of driving electro-optical device, and electronic apparatus  
There is provided a circuit for driving an electro-optical device having a precharge voltage generating circuit. The precharge voltage generating circuit has a subtracter for obtaining a difference...
7358936 Image display apparatus  
An image display apparatus includes a current-controlled light emitting; a transistor which controls a first current flowing through the current-controlled light emitting diode, based on a first...
7358934 Field emission display apparatus with improved white balance  
In an FED (Field Emission Display), lowering of a color temperature is suppressed which is caused by that light emission luminance of respective color phosphors is different from each other so as...
7358531 EL display device and electronic device  
An EL display device capable of producing a vivid multi-gradation color display, and an electronic device having the EL display device. An electric current supplied to an EL element 110 is...
7355570 Method of expressing gray level of high load image and plasma display panel driving apparatus using the method  
In a method of expressing a gray level of a high load image and an apparatus for driving a Plasma Display Panel (PDP) using the method, a load ratio of the input image signal is calculated, and an...
7355567 Plasma display panel driving method, plasma display panel driver circuit, and plasma display device  
A driving method and a driver circuit for improving the definition of display image on a plasma display device. In an initial state in an addressing discharge period, a scanning electrode is...
7348942 Electro-optical device, method of driving electro-optical device, and electronic apparatus  
To enhance the display characteristics of moving images and enhance the display quality in an electro-optical device using electro-optical elements that emit light with the brightness in accordance...
7348939 Methods and apparatus for driving plasma display panel  
It is disclosed that there are a method and an apparatus of driving a plasma display panel that are adaptive for reducing an initialization period. A driving apparatus and a method of a plasma...
7345667 Method for driving plasma display panel  
Disclosed is a method for driving a plasma display panel in which a plurality of first electrodes and second electrodes are arranged parallel to each other, a plurality of third electrodes are...
7345662 Apparatus for driving capacitive light emitting elements  
An apparatus for driving capacitive light emitting diodes which can be reduced in size. For supplying a capacitive light emitting diode with a driving pulse which varies the voltage with a...
7338337 Aging method of plasma display panel  
In the aging process performed by applying a voltage having an alternating voltage component between a scan electrode and a sustain electrode, an erase discharge occurs in succession to an aging...
7336036 Organic electroluminescent display device  
The present invention narrows a picture frame size by deciding line widths of respective power source bus lines which supply electricity to organic EL elements of respective colors corresponding to...
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...
7336026 High efficiency dielectric electron emitter  
An electron emitter has an emitter made of a dielectric material and an upper electrode and a lower electrode for being supplied with a drive voltage for emitting electrons. The upper electrode is...
7327357 Pixel circuit and light emitting display comprising the same  
A pixel circuit including a light emitting device; a driving transistor to receive first power and supply current corresponding to voltage applied to a gate electrode thereof to the light emitting...
7327333 Method and apparatus for reducing flicker when displaying pictures on a plasma display panel  
A method and apparatus for reducing flicker when displaying pictures on a plasma display panel, based on an input phase alternation line (PAL) video signal of 50 Hz. Video signal data include...
7327091 Light-emitting element driving apparatus  
A light-emitting element driving apparatus includes a constant-current circuit and a control circuit. The constant-current circuit includes a plurality of constant-current sources that are...
7324076 Methods and apparatus for setting the color point of an LED light source  
In one embodiment, a user-selected color point is received. RGB tristimulus values are then derived for the color point. It is also determined whether the user-selected color point is outside a...
7324075 Pixel circuit and display device  
When a switching TFT is switched on, a data voltage on a data line is stored in a storage capacitor as a gate voltage of a driver TFT. In this state, a voltage on a pulse drive line is caused to...
7321206 LED driving apparatus  
An apparatus for driving an LED is provided. The driving apparatus may have an LED unit including at least one LED, and a current controlling unit for controlling the magnitude of current flowing...
7319443 Current source circuit, display device using the same and driving method thereof  
In a display device having a light emitting element, an accurate setting operation needs much time, unless a current value of the signal current (video signal) is set to high value. On the...
7319292 Plasma display panel and method of driving the same  
A plasma display panel is disclosed. More particularly, the present invention relates to a plasma display panel, which can improve discharge stability as well as brightness and efficiency. The...
7317441 Constant current circuit, drive circuit and image display device  
A first amplifier circuit ( 132 ) included in a voltage generating circuit ( 114 ) includes a differential circuit formed of P-type TFT elements (P 101 , P 102 ) and N-type TFT elements (N 101 , N...
7317432 Light emitting device and method of driving the same  
A method of driving a display device capable of obtaining a luminance of constant level irrespective of temperature change is provided. A change in luminance of an EL element due to temperature...
7317285 Electron emission device having cleaning function  
An electron emission device comprising an electron emission element ( 1 ) having a lower electrode ( 2 ), an upper electrode ( 5 ) consisting of a thin film, the surface of the upper electrode ( 5...
7315139 Light source having more than three LEDs in which the color points are maintained using a three channel color sensor  
A light source having first, second, and third component light sources that are driven by first, second, and third primary drive circuits is disclosed. Each primary drive circuit provides an...
7312580 Spacer material for flat panel displays  
A spacer material is provided for a field emission display ( 10 ) with a cathode plate ( 12 ) having a plurality of electron emitters ( 44 ). An anode plate ( 14 ) is disposed to receive electrons...
7310076 Display apparatus  
An display apparatus arranged in a matrix having plural luminance modulation elements for modulating or do not modulating luminance depending upon application of a voltage of positive or reverse...
7307605 Driving circuit of current-driven device, current-driven apparatus, and method of driving the same  
A precharge circuit is provided with an N-channel transistor intended for switching. A reference potential is applied to either one of the source and drain of this N-channel transistor. The other...
7307602 Plasma display addressing  
There is disclosed the priming or conditioning of an AC gas discharge plasma display panel for improved selective write and selective erase which comprises addressing n number of rows in an order...
7307383 Electron emitter and method of producing the same  
An electron emitter includes 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...
7304440 Electron-emitting apparatus  
An electron emitting apparatus includes a lower electrode, an emitter section made of a dielectric material, a plurality of upper electrodes having micro through holes, and a collector electrode...
7304436 Generator for sustaining pulse of plasma display panel  
It is disclosed that there is a sustaining pulse generator of a plasma display panel capable of simplifying a circuit configuration thereof. A sustaining pulse generator of a plasma display panel...
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...
7298350 Image forming apparatus  
Image data is inputted from a data processing means 123 into storage means 124 so that light emitting elements of one line 128 a of a light-emitting element (yellow) line head 128 are...
7298074 Image display device having a spacer structure for reducing current crowding  
An image forming device includes a rear plate having a conductor set to a low voltage, an electron emitter disposed on the rear plate, the electron emitter including the conductor, and a face plate...
7294970 LED driver device  
A light emitting diode (LED) driver drives a plurality of LEDs, and includes a plurality of LED drivers with inherent addresses thereof respectively driving the plurality of LEDs; a serial bus...
7288012 Method of manufacturing plasma display panel  
A plasma display panel is provided that includes scan electrodes, sustain electrodes, and address electrodes. A first pulse voltage for the address electrodes or a second pulse voltage for the...
7286259 Self-scanned light-emitting device array, its driving method, and driving circuit  
A method for driving a self-scanning light-emitting element array is provided in which two light-emitting elements may be illuminated simultaneously in one chip. In a self-scanning light-emitting...
7285917 Connection member and driving device of plasma display panel  
A connection member for a flat-panel display is coupled to an electrode terminal part on one side of the panel and an integrated driving circuit on an opposing side of the panel. The connection...
7282852 Electron-emitting device and image forming apparatus  
Sandwiched and coupled between the rear and face plates and constituting a vacuum container together with the rear and face plates; a high voltage introducing member for introducing a high voltage...
7280089 Apparatus and method for driving field emission display device  
An apparatus and method for driving a field emission display (FED) device are disclosed. By applying a voltage to a specific electrode (data electrode or mesh electrode) of the FED device during a...
7277071 Luminescent display, and driving method and pixel circuit thereof, and display device  
In an exemplary embodiment of the present invention, there is provided a pixel circuit for a luminescent display, in which plural pixel circuits are formed in a plurality of pixels defined by a...