Samsung Display Co., Ltd.

Jae-Gwan Jeon

Akihiro Takegama

Ki-Tae Yoon

Young-Soo Sohn

Jae-Hyoung Park

Bong-Ju Jun

Sung Jae Park

Dong Hwa Shin

Won-Bok Lee

Dong-Won Park

Jaehyoung Park

Kyung Su Lee

Yong-Bum Kim

Dong Won Park

Junpyo Lee

Jae Sung Bae

Byoung Seok Yoo

Min-Kyu Park

Mu Gyeom Kim

Nam-Gon Choi

Dong-Hyun Yeo

Jae Hyoung Park

Gi Geun Kim

Dongwon Park

Youngsoo Sohn

ByungKil Jeon

Byung Kil Jeon

Suk Jin Park

Seok-Hwan Roh

Sukjin Park

Min-Je Kim

Takegama Akihiro

A display device includes a display unit including a plurality of pixels, each of the pixels including a plurality of subpixels, and a display area having a corner of a non-right angular shape, and a signal controller controlling the display unit to display an image based on an input image signal and a control signal and changing a gray value of the image signal based on different light transmittance values of subpixels included in a first pixel, among the plurality of pixels, positioned at the corner of the non-right angular shape if the image signal corresponds to the first pixel at the corner of the non-right angular shape.

Display device adjusting luminance of pixel at boundary and driving method thereof

A display device according to an exemplary embodiment includes: a display panel including a display area which includes at least one non-quadrangle edge and a plurality of pixels; and a signal controller applying spatial-temporal division processing to an image signal corresponding to a first pixel which is not included in the non-quadrangle edge and bypassing the spatial-temporal division processing to an image signal corresponding to a second pixel which is included in the non-quadrangle edge.

Display apparatus and driving method thereof

A display device includes a display unit which includes a plurality of pixels and a display area having a corner of a non-right angular shape and a signal controller which controls the display unit to display an image through the plurality of pixels based on an input image signal, detects a specific pattern in a partial region, of the image, corresponding to a partial area, of the display unit, including the corner of the non-right angular shape, and controls the display unit to display a partial image corresponding to the partial region of the image in the display area without crossing the corner, according to a position of the specific pattern in the partial region.

Display apparatus, controlling method thereof, and terminal thereof

A method of driving a transparent liquid crystal display apparatus includes a transparent display panel including a brightness sensor and a timing controller. The timing controller includes a YCbCr converter configured to convert input pixel data to YCbCr data, a histogram extractor configured to receive the YCbCr data and generate histogram information about the number of values corresponding to each of brightness data, a grayscale analysis unit configured to analyze the histogram information and determine a type of an input image, an image processer configured to process the YCbCr data according to the type of the input image and the ambient brightness information and generate an output YCbCr' data, and an RGB converter configured to convert the output YCbCr&#x2032; data to output image data.

Transparent liquid crystal display apparatus and method of driving the same

A timing controller includes a plurality of image enhancement blocks, a plurality of dithering blocks and a random number generating block. The plurality of image enhancement blocks performs image quality enhancement operations for input image data. The plurality of dithering blocks performs random dithering operations for outputs of the plurality of image enhancement blocks based on a plurality of random number tables. The random number generating block generates the plurality of random number tables which is provided to the plurality of dithering blocks.

Timing controller and display apparatus including the same

A display apparatus includes a display panel comprising a plurality of gate lines and a plurality of data lines, a gate driver circuit configured to generate a plurality of gate signals sequentially applied to the gate lines, and a timing controller configured to generate a reference control signal, the reference control signal adjusting at least one of a pulse-width and a phase of a predetermined gate signal among the gate signals.

Display apparatus and method of driving the display apparatus

A method of synchronizing a driving module includes applying a plurality of original data enable ('DE') signals to a plurality of timing controller of the driving module, respectively, generating a synch DE signal from the driving module based on the earliest signal among the original DE signals, and transferring the synch DE signal to the plurality of timing controllers in a cascade mode.

Method of synchronizing a driving module and display apparatus performing the method

A display apparatus including a classifier configured to classify image data into preset data of an n-bits ('n' is a natural number), a toggle counter configured to count a number of toggles based on preset data of a present horizontal line and a previous horizontal line and to calculate a final toggle number using a weighted values corresponding to a swing width between data voltages of the present and previous horizontal lines, a determiner configured to determine a representative toggle number of a present frame based on a plurality of final toggle numbers of the present frame, compare the representative toggle number with a plurality of threshold values and determine a level of a power control signal based on a compared result.

An I2C router system includes an I2C router part, a first slave device and a second slave device. The I2C router part includes a first I2C router configured to output a first I2C signal via a first I2C bus, and a second I2C router configured to output a second I2C signal via a second I2C bus. The first slave device can be configured to receive the first I2C signal via the first I2C bus. The second slave device can be configured to receive the second I2C signal via the second I2C bus.

I2C router system

A display apparatus includes a plurality of pixels connected to a plurality of gate lines and a plurality of data lines and a timing controller, in which each pixel includes a first sub-pixel and a second sub-pixel. In such a display apparatus, the timing controller provides the first sub-pixel and the second sub-pixel with a first data signal and a second data signal corresponding to one of a high gray scale curve and a low gray scale curve, alternately every frame, when the image signal is a first type of image signal, and the timing controller provides the first sub-pixel with a first data signal corresponding to the high gray scale curve and the second sub-pixel with a second data signal corresponding to the low gray scale curve when the image signal is a first type of image signal.

A liquid crystal display includes a display panel, a timing controller, a gate driver, and a data driver. The display panel includes a plurality of pixels. The timing controller receives an image data, compares a previous line data with a present line data to determine whether the present line data needs to be compensated, and generates a first modulation line data. In addition, the timing controller calculates the first modulation data and a delay compensation value to generate a second modulation line data. The delay compensation value is decided from reference delay compensation values of reference pixels among the pixels.

Liquid crystal display

A liquid crystal display includes a pixel, a memory configured to store a plurality of look-up tables, an image signal modification unit configured to obtain a modified look-up table based on a first look-up table and a second look-up table among the plurality of look-up tables and modify an input image signal based on the modified look-up table to generate a modified image signal, and a data driver configured to convert the modified image signal generated by the image signal modification unit into a data voltage and to supply the data voltage to the pixel. The liquid crystal display includes a plurality of regions. The liquid crystal display is configured to maintain temperature information of the plurality of regions, and the image signal modification unit is configured to modify the input image signal based on the temperature information.

Liquid crystal display and method of displaying image thereon utilizing stored look-up tables to modify an input image signal

A stain compensating method that includes detecting a luminance distribution of a display panel, dividing, using the luminance distribution, luminance profiles of stains overlapped with each other into individual luminance profiles for each of the stains, determining an area and a shape of the stain corresponding to one of the individual luminance profiles, generating a stain compensating value for the stain, and compensating input image data using the stain compensating value.

Method of compensating a stain, a method of driving a display panel having the method of compensating a stain and a display apparatus for performing the method of driving the display panel

A method for correcting a defect pixel includes extracting a pixel value of a central pixel, and pixel values of each of a plurality of neighboring pixels around the central pixel in an image sensor by using a color filter; calculating reference levels by multiplying each the pixel value of the plurality of neighboring pixels by a weight value; calculating a total number of cases where the pixel value of the central pixel is larger or smaller than the reference level as a first comparison value or second comparison value, respectively; determining the central pixel is a defect pixel where the first or second comparison value is larger than a first or second control register value, by comparing the comparison values with the control register values, respectively; and correcting the central pixel determined as the defect pixel.

Method for correcting a defect pixel

A method of restoring a timing controller includes generating an error condition signal from a timing controller by checking abnormality of an image signal and a control signal provided from an image board, feeding back the error condition signal to the image board, and restoring the timing controller based on the error condition signal.

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Incheon, South Korea

Jae-Gwan Jeon