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7629952 |
Method and apparatus for reducing power consumption in displays
A method and apparatus for reducing power consumption in graphical displays is described. A display may includes decision logic to determine if a first pixel of the display will undergo a state...
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7626568 |
Gate switch apparatus for amorphous silicon LCD
A gate switch apparatus of a-Si LCDs is provided. The gate switch apparatus is suitable for switching a plurality of sub gate lines and disposed in two rim spaces of a display to make a-Si TFT...
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7626567 |
Electro-optic device, method for driving the same, and electronic device
An electro-optic device comprising, a plurality of pixels corresponding to a plurality of scanning lines and a plurality of data lines a scanning-line drive circuit that selects the scanning lines...
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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...
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7623110 |
Systems for displaying images by utilizing horizontal shift register circuit for generating overlapped output signals
Systems for displaying images are provided. An embodiment of such a system has a dynamic shift register. The dynamic shift register includes a first, second, third, fourth and fifth switching...
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7623109 |
Display device
The present invention provides a display device which is capable of fetching input signals of a small amplitude into the inside thereof. A level converting circuit includes a first-conductive-type...
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7623108 |
Electro-optical device, driving circuit and driving method thereof, and electronic apparatus
To correct brightness by measuring with accuracy and high speed variation of the brightness between pixels of an organic EL display. A first correction data memory stores a first correction data...
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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...
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7619603 |
Liquid crystal display apparatus and method for driving the same
A liquid crystal display is provided. The display includes: a data driver for outputting image signals; a gate driver for sequentially outputting scanning signals; a liquid crystal panel including...
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7619602 |
Display device using demultiplexer and driving method thereof
Disclosed is a display device using a demultiplexer. The demultiplexer sequentially samples data currents that are time-divided and applied by a data driver, and holds them to a plurality of data...
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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...
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7616183 |
Source driving circuit of display device and source driving method thereof
A source driving circuit includes a shift register, a data latch circuit, a D/A converter, and a sample-and-hold circuit. The shift register generates an n-bit first signal in response to a clock...
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7616182 |
Display device and driving method thereof
A low-power-consumption active matrix display device is provided. A driving method of an active matrix display device having M gate lines and N source lines, comprises the steps of writing a data...
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7616181 |
Display with system-on-panel design
A display adopting system-on-panel (SOP) design comprising a pixel array, a driving unit, a timing controller, and a first synchronization unit is provided. The pixel array is electrically...
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7612789 |
Image display device and timing controller
It is an object to provide a timing controller and an image display device which are capable of recognizing the resolution of a display panel with a simple structure. Image signal line driving...
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7612788 |
Driving multiple sub-pixels from single gray scale data
For generating source line voltages in a display device, gray scale data is received at a source driver for a first sub-pixel of a pixel. The source driver generates a first source line voltage for...
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7612750 |
Liquid crystal display device
A liquid crystal display device includes: scanning wires, provided so as to correspond to a plurality of pixels disposed in a matrix manner, to which scanning signals are applied; and signal wires...
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7609254 |
Signal driving system for a display
The invention relates to a signal driving system for a display. The signal driving system comprises: a signal controller, a flexible connector and a plurality of driving devices. The signal...
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7609245 |
Liquid crystal device, method of driving the same and electronic apparatus
A liquid crystal device that operates in a first operation mode and a second operation mode. The liquid crystal device includes a plurality of scanning lines, a plurality of data lines, a plurality...
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7605830 |
Grayscale voltage generation device, display panel driver and display
The grayscale voltage generation device includes a first line, a second line and a plurality of serial digital analog converters (DACs). A first reference voltage having a first voltage value is...
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7605810 |
Demultiplexer and display device using the same
A display device including a plurality of data lines for transmitting a data current corresponding to image signals, a plurality of scan lines for selecting select signals, and a plurality of pixel...
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7605793 |
Systems for display images including two gate drivers disposed on opposite sides of a pixel array
Systems for displaying images are provided, comprising a pixel array, a first gate driver and a second gate driver. The first gate driver is disposed on a first side of the pixel array and the...
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7605792 |
Driving method and circuit for automatic voltage output of active matrix organic light emitting device and data drive circuit using the same
Disclosed herein is a driving method and circuit for the automatic voltage output of an active matrix organic light emitting device, which is capable of resolving the non-uniformity of brightness...
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7605791 |
Liquid crystal display having feed-forward circuit
A liquid crystal display (LCD) has a feed-forward circuit, as a result of which an interference phenomenon occurring in each line of an LCD panel (that is, a color blurring) is prevented, and image...
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7602372 |
Backlight driver circuit and liquid crystal display device having the same
In a backlight driver circuit and a liquid crystal display (LCD) device employing the same, separate forward driving currents are applied to red (R), green (G) and blue (B) backlights,...
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7602366 |
Liquid crystal display device
An optimum driving method is realized in a miniaturized liquid crystal display device having two liquid crystal display panels so as to low power consumption. The liquid crystal display device...
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7602365 |
Display device
In a display device which displays a black image by periodically inserting a black image, after the display of the black image, a first period in which a video signal different from a video signal...
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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...
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7602359 |
Image signal correcting method, correcting circuit, electro-optical device, and electronic apparatus
To reduce a block ghost in phase expansion driving in which image signals are sampled on a plurality of data lines divided into groups. In a phase expansion driving method, correction data Db is...
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7598950 |
Display control device with multipurpose output driver
A display control device includes a controller, a scaling engine, a timing controller, a selector and an interface circuit. The controller is for providing a mode-control signal. The scaling engine...
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7598936 |
Liquid crystal display device
Pixel electrode driver circuit is disclosed, which include a data signal line, a first latch circuit composed of a three-stage shift circuit, and a second latch circuit connected to each latch, and...
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7595793 |
Plain display apparatus, display control circuit and display control method, that divide plural signal lines in blocks
A plain display apparatus has a plurality of display elements formed in vicinity of signal lines and scanning lines disposed in a matrix form, and a signal line drive circuit which switches order...
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7595782 |
Liquid crystal display with integrated digital-analog-converters
An apparatus and method can convert digital data to analog data using column load capacitances on adjacent pairs of column lines of the LCD. The apparatus includes a data bus containing digital...
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7592994 |
Liquid crystal display apparatus and reduction of electromagnetic interference
A liquid crystal display apparatus includes a liquid crystal display unit, a plurality of data driving units which provide image data to said liquid crystal display unit, and a control unit which...
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7592993 |
Source driver capable of controlling source line driving signals in a liquid crystal display device
There is provided a source driver capable of controlling the timing of source line driving signals in a liquid crystal display device. The source driver includes a plurality of output circuits,...
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7589708 |
Shift register and method of driving the same
A clock pulse with a smaller amplitude voltage than the power supply voltage of the shift register is inputted to the shift register. The gate width of a TFT that constitutes a second clocked...
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7589705 |
Circuit and method for driving display panel
A circuit for driving a display panel comprises a source driving circuit having a plurality of driving units for driving the display panel according to display data; at least one of the driving...
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7589702 |
Liquid crystal display device
A liquid crystal display capable of being minimized, in which a backlight assembly has a light source portion for generating light, a liquid crystal display panel receives the light from the...
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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...
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7586485 |
Controller driver and display apparatus
A driving apparatus for over-drive driving includes a display memory, a memory control circuit performing control for receiving input image data supplied from an image rendering device, reading out...
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7586478 |
Semiconductor device
There is provided a semiconductor device in which fabrication steps can be reduced by constructing a circuit using only TFTs of one conductivity type and in which a voltage amplitude of an output...
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7586477 |
Active matrix liquid crystal display
An active matrix liquid crystal display apparatus that is adaptive for eliminating a flicker and a residual image as well as simplifying the circuit configuration thereof. In the apparatus, a...
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7586476 |
Apparatus and method for driving liquid crystal display device
An apparatus and method for driving a liquid crystal display device are disclosed. The apparatus includes a liquid crystal panel with pixels defined by data and gate lines. A gate driver provides...
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7586475 |
Circuit for driving liquid crystal display device
A circuit that drives a liquid crystal display device, includes an EEPROM having control data that over-drives and provides adaptive brightness intensification, the control data in the EEPROM is...
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7586474 |
Liquid crystal display and method of driving the same
A liquid crystal display (LCD) device and a driving method thereof for improving a working efficiency of the LCD and reducing manufacturing costs. The liquid crystal display device includes a...
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7583259 |
Power consumption of display apparatus during still image display mode
A plurality of gate lines ( 51 ) connected to a gate driver ( 50 ) for supplying gate signals and a plurality of drain lines ( 61 ) connected to a drain driver ( 60 ) for supplying drain signals...
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7583245 |
Method and apparatus for driving memory of liquid crystal display device
Systems, methods and apparatus provided for driving the memory of a liquid crystal display device that is capable of reducing the number of frame memories include the steps of storing a current...
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7580019 |
Method and apparatus for driving liquid crystal display device
A driving method and apparatus of a liquid crystal display device is described. Data from a current frame is compressed and delayed by a frame memory. Compressed data of the current frame and the...
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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...
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7576724 |
Liquid crystal display device and electronic device
A liquid crystal display device and an electronic device, which provide compensation for the difference of brightness caused by the LC effect to improve the image color fidelity is provided. The...
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