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7623125 Display drive device and drive controlling method  
A display drive device applied to a display device which drives a display panel ( 110 ) comprising a plurality of display pixels (Px) which comprises a gradation voltage setting circuit ( 40 a, 40...
7623123 Organic electroluminescent device and method of driving the same  
The present invention relates to an organic electroluminescent device that can reduce power consumption and is appropriate for low gray scale images. The organic electroluminescent device includes...
7619621 Display apparatus having precharge capability  
A display includes capacitive display elements, output drivers, scan switches, precharge switches, and a precharge stopper. The drivers provide drive currents or voltages corresponding to display...
7619598 Driver for an OLED passive-matrix display  
An OLED (organic light-emitting diode) passive-matrix display includes a display portion and a driver portion. The display portion includes a matrix of OLEDs for displaying information. The driver...
RE40973 Liquid crystal driver and liquid crystal display device using the same  
A liquid crystal driver includes a voltage generator for generating gray scale voltages on the basis of reference voltages, and an output device for selecting one gray scale voltage from the...
7616222 Drive method to reduce power dissipation for flat panel display  
A control module for reducing power dissipation is connected to a column driving unit and a row driving unit. The control module includes a memory for storing display data temporarily and an...
7616197 Method and apparatus for user selectable display mode for intelligently enhancing battery life  
A method and system for enhancing the life of a battery within a portable or otherwise battery operated electronic device. The method and system provide user selectable display modes, e.g., from...
7612746 Light emitting device and electronic device  
There is provided a light emitting device capable of preventing light emission of an OLED caused due to an off current of a driver TFT and suppressing a reduction in a contrast, to thereby display...
7609256 Power supply circuit, display driver, electro-optical device, electronic instrument, and method of controlling power supply circuit  
A power supply circuit including: a high-potential-side voltage generation circuit which generates a high-potential-side voltage; a low-potential-side voltage generation circuit which generates a...
7609255 Supplying power from a display device to a source using a standard DVI video cable  
A source unit is configured to receive its main power supply from pin 14 of a DVI-compliant cable connector. A display device is operable to connect its power supply to pin 14 of a...
7609242 Liquid crystal display and integrated driving circuit thereof  
A liquid crystal display apparatus includes a liquid crystal display module, an integrated driving circuit, and a power supply circuit. The integrated driving circuit is used for driving the liquid...
7605809 Driver and method for driving a semiconductor light emitting device array  
A driver and method for driving a semiconductor light emitting device array is provided. The driver includes at least one current regulator unit having a plurality of controllable switches to...
7605808 Energy recovery apparatus and method for plasma display panel  
Disclosed are an energy recovery apparatus and method for a plasma display panel. The energy recovery apparatus includes a sustain voltage source for supplying a sustain voltage, a panel capacitor...
7602408 Luminance suppression power conservation  
Described herein are systems and methods that reduce power consumption for an electronics device including a display. The systems and methods alter video information in a display area and reduce...
7602388 Edge preservation for spatially varying power conservation  
Described herein are systems and methods that reduce power consumption for an electronics device that includes a display. The systems and methods generate edge detection video information for a...
7602386 Reference clock signal generation circuit, power supply circuit, driver circuit, and electro-optical device  
A reference clock signal generation circuit for generating a reference clock signal for a charge-pump operation which raises or lowers a voltage includes a clock signal generation circuit which...
7602371 System and method for portable information handling system integrated backlight control  
An information handling system inverter powers a display backlight at variable brightness levels determined by a brightness module integrated in the inverter. The brightness module sums a user...
7602364 Image sticking elimination circuit  
An image sticking elimination circuit is provided for an abnormal power-off of a display unit. The image sticking elimination circuit comprises: a charge storage device and an isolation device. The...
7599107 Electro-optical device, electronic apparatus, and driving method  
An electro-optical device includes a controller, a reference current source, a correction current source, a combining unit, and an electro-optical element. The controller generates a reference...
7598933 Apparatus and method for driving plasma display panel to enhance display of gray scale and color  
The present invention relates to an apparatus and method for driving a PDP (plasma display panel). An image signal processor of the apparatus performs gamma correction and error diffusion processes...
7598932 Plasma display apparatus and driving method thereof  
The present invention relates to a plasma display apparatus and driving method thereof. The plasma display apparatus according to the present invention comprises a Plasma Display Panel (PDP), an...
7595794 Circuit having source follower and semiconductor device having the circuit  
When a potential of a power supply line varies according to a flowing current, the gate-source voltage Vgs of a transistor also varies, leading to variations in the constant current between each...
7595772 Plasma display panel method and apparatus for preventing after-image on the plasma display panel  
An after-image prevention apparatus and method for a plasma display panel having a plurality of address electrodes and a plurality of scan and sustain electrodes arranged in pairs and in a zigzag...
7592983 Electro-optical device, method of driving electro-optical device, pixel circuit, and electronic apparatus  
An electro-optical device includes a plurality of pixel circuits that are disposed to correspond to intersections of a plurality of scanning lines and a plurality of data lines, a scanning line...
7592979 Image display apparatus and television apparatus  
An image display apparatus comprising: a plurality of pixels each having an electron emitting element and a light emitting area to be irradiated by electrons from the element; and a driving circuit...
7592976 Flat display panel having internal power supply circuit for reducing power consumption  
A flat display employs at least one high voltage different from logic voltages. The display has a voltage detection unit and a drive control signal control unit. The voltage detection unit is used...
7589718 Electric apparatus having an organic electro-luminescence display  
An electric apparatus having an OELD includes a DC-to-DC converter, an OELD and at least one executing unit. The DC-to-DC converter converts a first direct voltage into a second direct voltage. The...
7589699 Electronic circuit, electro-optical device, method for driving electro-optical device and electronic apparatus  
A drive current corresponding to a digital-data voltage or an analog-data voltage transmitted via a data line can be transmitted to an organic EL element of a pixel circuit provided corresponding...
RE40916 Liquid crystal driver and liquid crystal display device using the same  
A liquid crystal driver includes a voltage generator for generating gray scale voltages on the basis of reference voltages, and an output device for selecting one gray scale voltage from the...
7586471 Drive circuit and drive method for panel display device  
Disclosed is a drive circuit for a panel display device for driving light-emitting devices arranged at respective intersections between a plurality of data lines and a plurality of scan lines. This...
7586467 Load drive circuit, integrated circuit, and plasma display  
A small-sized, low-loss load drive circuit, an integrated circuit for that drive circuit, and an inexpensive plasma display using that integrated circuit. In the load drive circuit that responds to...
7583260 Color preservation for spatially varying power conservation  
Described herein are systems and methods that reduce power consumption for an electronics device that includes a display device. The systems and methods identify characteristic color video...
7583247 Gate driver for a display device and method of driving the same  
A gate driver for a display device includes a plurality of shift registers to sequentially generate output signals during a frame period in response to multi-phase clocks; and a dummy clock...
7580034 Apparatus for improving uniformity of luminosity in flat panel display  
A flat panel display includes a plurality of pixel anode electrodes arranged in a display area. A plurality of anode electrode lines for supplying a driving current to the pixel anode electrodes...
7580033 Spatial-based power savings  
Described herein are systems and methods that reduce power consumption for an electronics device that includes a display. Power conservation systems and methods described herein alter video...
7576744 Automatic image correction circuit  
An automatic image correction circuit automatically performs image correction on obtained image data. The automatic image correction circuit includes the following elements. A storage unit stores...
7576734 Signal line driving circuit, light emitting device, and method for driving the same  
Variation occurs in transistor characteristics. The present invention relates to a signal line driver circuit comprising: a plurality of current source circuits corresponding to a plurality of...
7576707 Image display apparatus and image display method  
The invention realizes an image display by wireless communication. There is provided an image display apparatus constituted by an image display unit including an arrangement of plural wireless...
7573473 Image display device, image display system and electronic device  
Power source control pertaining to a plurality of control units is made to be easy. Moreover, the productivity and the versatility of a control program are improved. A logical operation unit...
7573456 Semiconductor integrated circuit device and liquid crystal display driving semiconductor integrated circuit device  
A voltage impressed across the drain and source is reduced by further connecting in series one or two or more transistors between a couple of transistors in an output circuit including an output...
7570259 System to manage display power consumption  
Some embodiments involve determination of a first characteristic associated with a first interface displayed by a display, and determination of a second characteristic associated with a second...
7570258 Method for adjusting the scanning frequency and/or scanning phase of a digital image reproducing device  
A method for adjusting the scanning frequency and/or the scanning phase of an analog/digital converter ( 3 ) of an image-reproducing device that has a digitally controlled display ( 1 ) for...
7570257 Display device and method for driving display device  
An element driving transistor controls an amount of power supplied from a power supply PVDD to an element to be driven (display element) provided in a pixel of each row. A storage capacitor has a...
7570235 Communication diode driver circuit  
A Communication Diode Driver Circuit (CDDC) for selectively illuminating communication diodes (CDs) in response to incoming digital data pulses with a LED drive current I LED (t) close to a nominal...
7567244 Semiconductor integrated circuit for driving a liquid crystal display  
A semiconductor integrated circuit for driving a liquid crystal display, capable of improving the quality of an image displayed by preventing an imbalance between the outputs of a pair of...
7567231 Display device having driving circuit  
A display device of the present invention has a drain driver mounted to a display substrate and having a gate driver and a controller therein, and also has a power source mounted to a flexible...
7567228 Multi switch pixel design using column inversion data driving  
A liquid crystal display (LCD) panel with power consumption reduction and methods of driving same. In one embodiment, the LCD panel includes a pixel matrix, a plurality of scanning lines and a...
7564453 Method of regulating output parameters of a power supply  
The present invention relates to a method, load ( 12 ) and display device ( 10 ) where an output parameter value (V) of a power supply ( 14 ) coupled to a separate load ( 12 ) is regulated. The...
7564430 Plasma display apparatus and driving method thereof  
A plasma display apparatus and a driving method thereof are provided. In the inventive plasma display apparatus and the driving method, when an image is displayed by dividing one subfield into a...
RE40859 Method and system for displaying an analog image by a digital display device  
A clock recovery circuit in a digital display unit for recovering a time reference signal associated with analog display data. The clock recovery circuit includes a phase-locked loop (PLL)...