Samsung Display Co., Ltd.

Amazon Technologies, Inc.

Cheol Woo Park

Yong Jun Jang

Geun Jeong Park

Dong Gyu Lee

Gi Geun Kim

Bong Hyun You

Nam-Gon Choi

Yun Ki Baek

Eun Ho Lee

Ji-Woong Jeong

Uk Chul Choi

Joon-Chul Goh

Dong-Won Park

Jung-taek Kim

Kyoung Won Lee

Joon Chul Goh

Hyun Sik Hwang

Su Hyeong Park

Jeong-Hun So

Ung Gyu Min

Nam Gon Choi

Jeong Hun So

Jung-Won Kim

Hong Soo Kim

Seok Ha Hong

Jung Taek Kim

Kyoung Ju Shin

Dae-Gwang Jang

Dong Won Park

Kyoung Ho Lim

Mun-San Park

Young Soo Hwang

Hyun Dae Lee

Ho Seok Son

Yun-Ki Baek

Ah Reum Kim

Yongjun Jang

Jae Woong Kang

Ho Yong Jung

Ji Myoung Seo

Seung Hwan Park

Ji Woong Jeong

Seung Seok Nam

Bon Hyun You

A display device including a first substrate, a color conversion layer on the first substrate and containing a wavelength conversion material, a first conductive polarizer on the color conversion layer, and a timing controller electrically connected to the first conductive polarizer. The timing controller may measure a resistance of the first conductive polarizer to generate a compensation signal based on the measured resistance.

Display device

An apparatus for detecting an afterimage candidate region includes: a comparison unit which compares gradation data of an n-th frame with integrated gradation data of an (n&#x2212;1)-th frame and generates integrated gradation data of the n-th frame, where n is a natural number; a memory which provides the integrated gradation data of the (n&#x2212;1)-th frame to the comparison unit and stores the integrated gradation data of the n-th frame; and an afterimage candidate region detection unit which detects an afterimage candidate region based on the integrated gradation data of the n-th frame, where each of the integrated gradation data of the n-th frame and the integrated gradation data of the (n&#x2212;1)-th frame comprises a comparison region and a gradation region.

Apparatus for detecting afterimage candidate region and apparatus including the same for preventing afterimage

A liquid crystal display includes: a display panel; a signal controller configured to receive an input image signal and an input control signal, output an output image signal and an output control signal, and determine a charge sharing between two or more data lines having voltages in the same polarity; and a data driver configured to convert, based on the output control signal, the image signal into data voltages to be supplied to the data lines connected to the pixels, the data voltages having positive levels and negative levels. The data driver is further configured to perform a first charge sharing by short-circuiting first and second data lines that are adjacent to each other, and a second charge sharing by short-circuiting third and fourth data lines having data voltages in the same polarity, wherein the first charge sharing and the second charge sharing may not temporally overlap with each other.

Liquid crystal display and driving method thereof

A gate-on voltage applied to a third gate line connected to the current stage pixel is configured to be applied during any one or more of a first pre-charge period, a second pre-charge period, and a main-charge period. Data voltages are applied, in order, to a before-previous stage pixel, a previous stage pixel, and a current stage pixel, and the signal controller is configured to control the gate driver to selectively apply the gate-on voltage to the gate line connected to the current stage pixel during at least one of the first pre-charge period while the before-previous stage pixel is being charged and the second pre-charge period while the previous stage pixel is charged, so as to at least partially pre-charge the current stage pixel.

Display device having improved pixel pre-charging capability and driving method thereof

An apparatus includes an overlay buffer configured to store overlay data; a touch path logic to: receive first touch events from the first touch sensor panel and generate a first output based on the first touch events, and receive second touch events from the second touch sensor panel and generate a second output based on the second touch events; and a rendering logic to, when the first touch events occur: receive a first video image; receive the first output; and combine the first video image with the overlay data corresponding to the first video image to output at least one combined display image, and, when the second touch events occur: receive a second video image; receive the second output; and combine the second video image with the overlay data corresponding to the second video image to output the at least one combined display image.

Terminal and apparatus and method for reducing display lag

A three-dimensional image display device and a method for displaying a three-dimensional image, and particularly relates to a three-dimensional image display device improving movement degradation and a method for displaying a three-dimensional image. A three-dimensional image display device includes: a display panel; a movement determining unit determining whether an object of a 3D image moved in a direction perpendicular to a surface of the display panel based on image information; a hole-filling unit filling a hole generated according to the movement of the object with an edge region of the object to compensate a movement degradation when it is determined that the object moved in the direction perpendicular to the surface of the display panel; and a 3D input image signal generator generating a 3D input image signal based on the image information compensated with the movement degradation.

Three-dimensional image display device and method of displaying three dimensional image

A display device includes a timing controller configured to generate an image signal including a pre-emphasis voltage, a data driver configured to generate a plurality of data signals based on the image signal, and provide information about whether the image signal is normally received or not to the timing controller, and a display panel configured to receive the plurality of data signals and display images corresponding to the received data signals, where when the data driver fails to normally receive the image signal, the timing controller increases a level of the pre-emphasis voltage.

A image signal processing method of a liquid crystal display according to an exemplary embodiment of the present invention includes: receiving a previous image signal and a current image signal as two sequential input image signals; performing a first correction (DCC) and a doubling for the current image signal to generate a correction image signal comprising a plurality of doubled frames for the current image signal; and post-processing the portion of the plurality of doubled frames to generate a final correction image signal.

Display device and processing method of image signal thereof

A display device includes a display panel including a plurality of scan lines, a plurality of data lines which crosses the plurality of scan lines, and a plurality of pixels that is connected to the plurality of scan lines and the plurality of data lines, a scan driving unit which provides a plurality of scan signals, each of which includes a scan-on signal and a scan-off signal, to the plurality of scan lines, a data driving unit that provides data voltages to the plurality of data lines, and a timing control unit that determines an order in which the scan signals are provided to the plurality of scan lines, where the scan-on signal is provided to each of the plurality of scan lines based on an order of averages of the data voltages transferred to the pixels connected thereto.

A display device includes: a similar gray level block detector configured to detect a pixel data block in which a gray level difference between a plurality of pixel data included in an image signal is smaller than or equal to a threshold; a skin tone detector configured to detect the pixel data block including a skin tone; and a gamma processor configured to apply a first gamma to a plurality of pixel data included in the pixel data block when the pixel data block does not include the skin tone and apply a second gamma to the plurality of pixel data included in the pixel data block when the pixel data block includes the skin tone.

Display device and driving method thereof for improving side visibility

A display device and a method of driving a display device including: storing information on a stitch pattern; setting a data processing region disposed in a vicinity of a horizontal center line of a display panel and including a plurality of pixels; and performing data processing of changing gray of data for a portion of the plurality of pixels of the data processing region according to the information on the stitch pattern. The display panel includes a plurality of pixels arranged in a form of a matrix, a plurality of first data lines disposed in a first display panel region on a first side of the horizontal center line, and a plurality of second data lines disposed in a second display panel region on a second side of the horizontal center line opposite the first side.

Display device and driving method thereof

A method of driving a display device includes driving a light source unit with a first driving ratio and outputting received image data to a display panel of the display device, storing the received image data upon receipt of a signal indicating a still image is displayed, calculating a second driving ratio of the light source unit from a representative value of the stored image data, compensating the stored image data according to the second driving ratio, driving the light source unit with the second driving ratio that is lower than the first driving ratio, and outputting the compensated image data to the display panel.

A display apparatus includes a display panel, a gate driver, and a data driver. The display panel includes a plurality of gate lines, a plurality of data lines, and a plurality of pixels connected to the gate lines and the data lines to display an image. The gate driver is configured to apply a gate signal to the gate lines and the data driver is configured to apply a data signal to the data lines. At least one intermediate voltage having a voltage level between a first voltage and a second voltage and a data voltage corresponding to a specific gray scale are sequentially applied to at least one pixel of the pixels as the data signal during a frame period.

Display apparatus

The present invention applies the voltage that is swung to the notch electrode of each pixel of the electrowetting display device to reset the oil layer to not backflow such that an additional element is not disposed in the pixel, thereby increasing the aperture ratio of the pixel. Also, the reset signal generator generating and applying the reset signal is disposed inside the electrowetting display device such that additional wiring may not be disposed in the outer part of the panel.

Electrowetting display device including reset signal lines that include notch electrodes and driving method thereof

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Suwon-si, South Korea

Cheol Woo Park