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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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7619601 |
Display device and display method
A display device and display method are provided. The display device and the display method can prevent generation of noise in delta array pixels of an FRC method, and able to prevent a lowering of...
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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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7612915 |
Determining composite grays
A system and method for determining composite grays using device values. Device values are received from image data on which color separation was performed. Gray component replacement are...
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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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7612756 |
Apparatus and method of driving light source for image display device and image display device having the same
An image display device includes a display panel having gate and data lines electrically connected with pixels, gate and data drivers providing a gate signal and a data voltage, respectively, to...
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7612751 |
Liquid crystal display and driving apparatus thereof
A liquid crystal display, including a signal controller having a logic circuit correcting n-bit source image data inputted from an external device into m-bit first corrected data and a multilevel...
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7610419 |
Data transmission apparatus, data reception apparatus, data transmission and reception apparatus and data transmission and reception method
An image data serial signal output from the parallel-serial converting circuit 21 is converted into a differential amplitude signal by the LVDS transmitter 22 in such a manner that the...
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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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7609244 |
Apparatus and method of driving liquid crystal display device
A driving apparatus and method of an LCD device improves the brightness and the contrast ratio of an image. The driving apparatus includes an LCD panel for displaying an image corresponding to a...
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7609243 |
Liquid crystal display device, liquid crystal display control method, program thereof, and recording medium
When a video signal type detecting section detects an interlace signal, an I/P conversion section subjects the interlace signal to I/P conversion, and the signal is supplied to an enhancing...
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7609240 |
Light generating device, display apparatus having the same and method of driving the same
A light generating device includes a brightness detector. The brightness detector extracts a brightness data from an image data. The light generating device compensates the uniformity of a white...
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7605948 |
Image display apparatus and correction method of image signal
An image display apparatus including a plurality of pixels, a drive circuit for outputting drive signals for driving the pixels, and a correction circuit for correcting an input signal...
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7605828 |
Method and system for reducing gray scale discontinuities in contrast enhancing screens affected by ambient light
A method and system for reducing a gray scale discontinuity between pixel locations in a blackened state on a contrast enhancing screen and pixel locations in a gradual shading region of an image...
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7605788 |
Method of driving liquid crystal display device and liquid crystal display device
A combination of a bright and dark display pattern and a polarity pattern is used to drive a liquid crystal display device. In the bright and dark display pattern, bright display picture elements...
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7605787 |
Liquid crystal display device, signal processing unit for use in liquid crystal display device, program and storage medium thereof, and liquid crystal display control method
When receiving an interlaced video signal, an I/P conversion section converts the interlaced video signal into a progressive video signal by any of two or more I/P conversion methods. Further, an...
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7602362 |
Liquid crystal display device and method for driving the same
A liquid crystal display (LCD) device and a method of operating the same prevents a tearing effect from occurring. The LCD device includes a frame memory for writing new red, green and blue data or...
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7602361 |
Electro-optical device, driving circuit, method, and apparatus to clear residual images between frames and precharge voltage for subsequent operation
To improve the display quality of a moving picture by performing a hold-type display of a liquid crystal, etc. using an impulse-type response. A selection voltage is applied to a selected scanning...
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7602360 |
Liquid crystal display and a driving method thereof
A method for driving a liquid crystal display is provided. The display includes a liquid crystal formed between a first substrate and a second substrate, a first electrode arranged at the first...
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7598970 |
Method and device for processing video pictures
The invention relates to a method for processing video pictures data for display on a display device having a plurality of luminous elements corresponding to the pixels of a video picture. The...
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7598969 |
Electro-optical-device driving method, image processing circuit, electronic apparatus, and correction-data generating method
Correction tables store correction data. Based on the correction data, a linear interpolation circuit generates data in accordance with a data value of input image data. A latch circuit group...
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7598894 |
Source driver and digital-to-analog converter thereof
A source driver and a digital-to-analog converter (DAC) thereof are provided. The DAC converts an input data into an analog voltage. The DAC includes a reference voltage generation unit, a switch...
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7595779 |
Electro-optical device
An electro-optical device comprising a display drive system with the display timing related to the unit time t for writing-in a picture element and to the time F for writing-in one picture is...
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7589704 |
Smart talk backlighting system and method
A smart talk mechanism provides feedback information from a driver to a DC-to-DC converter, enabling the DC-to-DC converter to adjust an input voltage for at least one illumination source...
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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...
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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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7586504 |
Amplifier circuit, driving circuit of display apparatus, portable telephone and portable electronic apparatus
To obtain an amplifier circuit capable of realizing low power consumption and high-precision output. A controlling unit controls each switch of an offset correction circuit to select one capacitor...
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7583278 |
Display drive method, display, and program therefor
Data, such as video signal data, for example, for a next desired frame is first modulated or varied to facilitate a transition from a current frame to a next desired frame. A modulation processing...
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7583261 |
Display drive device and display device
A predetermined voltage is supplied to a voltage supply line connected in common to respective current paths of driving elements of each of a plurality of display pixels. Adjustment voltages based...
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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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7583249 |
Backlight module and liquid crystal display device
The present invention mainly relates to a backlight module for use in a liquid display device. The backlight module comprises a plurality of lamps located above a reflecting plate. Each lamp...
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7581837 |
HDR displays and control systems therefor
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the...
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7580021 |
Display driver converting ki bits gray-scale data to converted gray-scale data of J bits, electro-optical device and gamma correction method
A data driver includes gamma correction circuits for first to p-th color components for first to p-th (p is an integer equal to or more than two) color components constituting one pixel, a gamma...
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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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7576760 |
Multi-level optical writer
A multi-level optical writer for writing an image by illumination to an optical-write-type recording medium laid with a display layer having a memory nature and a photoconductive layer, the optical...
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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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7576722 |
Gray-scale method for a flat panel display
A gray-scale method for a flat panel display is provided, which includes the following: A plurality of scan-line initial signals are provided during a frame period. The scan-line initial signals...
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7576720 |
Transflective liquid crystal display
A single-gap transflective LCD panel having a voltage divider in each sub-pixel for reducing the voltage potential across part of the liquid crystal layer in the sub-pixel. In a normally-black LCD...
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7573450 |
Liquid crystal display and method of modifying gray signals for the same
A liquid crystal display and a method of modifying gray signals are provided. A gray signal modifier of the liquid crystal display includes a frame memory storing current gray signals and...
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7573449 |
Method of correcting unevenness of brightness, correction circuit for correcting unevenness of brightness, electro-optical device, and electronic apparatus
To correct unevenness of brightness caused from unevenness in a cell gap, etc. with high accuracy. When unevenness of brightness of pixels is corrected by adding correction data corresponding to a...
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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...
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7567229 |
Electro-optical device, method of driving electro-optical device, and electronic apparatus
The invention provides an electro-optical device that stabilizes display quality by performing correction processing corresponding to a plurality of disturbance factors. Specifically, a grayscale...
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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...
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7564438 |
Method to automatically regulate brightness of liquid crystal displays
The present invention provides a method to automatically regulate brightness of liquid crystal displays (LCDs), which resolves the overload and easy fatigue of human eyes and poor image contrast...
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7564436 |
Luminescence and color variation compensation in a flexible display
A gray level compensation mechanism is proposed for flexible displays. Flexible displays exhibit cell gap variations upon bending. The cell gap is measured during operation of the display...
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7561133 |
System and methods of device independent display using tunable individually-addressable fabry-perot membranes
An apparatus may include an illuminator, a controller, a display panel, a modulator, and a plurality of Fabry-Perot cavities. The plurality of Fabry-Perot cavities generated an image from light...
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7557789 |
Data-dependent, logic-level drive scheme for driving LCD panels
System and method for driving an LCD using a data-dependent, logic-level drive scheme. A preferred embodiment comprises determining a desired state of each pixel in an LCD pixel segment, deriving a...
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7557787 |
Driving method of FS-LCD
A method of driving a liquid crystal display, having a liquid crystal interposed between an upper substrate and a lower substrate, capable of implementing a full color display with a low driving...
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7554517 |
Method and apparatus for setting gamma correction voltages for LCD source drivers
A gamma reference voltage generator ( 10 B) for an LCD display includes a control interface logic circuit ( 48 ) having an output bus coupled to inputs of a first register ( 46 ) having outputs...
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7551179 |
Image display apparatus and image adjusting method
An image display apparatus includes: an image signal processing unit which adjusts an input grayscale values included in an input image signal according to a predetermined grayscale characteristic;...
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