Samsung Electronics Co., Ltd.

Gwangju Institute of Science and Technology

Young-su Moon

Tae-gyoung Ahn

Hyung-jun Lim

Young-hoon Jeong

Si-hwa Lee

Seong-hoon Choi

Jun-mo Kim

Do-Hyung Kim

Hyun-Seung Lee

Jong-hun Lee

Chang-yeong Kim

Seung-hoon Han

Ho-cheon Wey

Gyu-tae Park

Seung-ho Park

Jae-Hyun Kim

Dong-Hyun Kim

Haitao Wang

Gengyu Ma

Byung-seok Min

Seong-deok Lee

Ho-jin Lee

Shi-hwa Lee

Ping Hu

Seung-Ho Park

Jung-bae Kim

Jong-ha Lee

Sang-kyun Kim

Won-Jun Hwang

Maolin Chen

Hyun-sang Park

Tae-gyu Lim

Young-jin Yoo

Ji-Yeon Kim

Jong-Hun Lee

Seok-bong Yoo

Gi-yeong Gim

Yong-seok Yoo

Yoon-kyung Kim

Yong-min Tai

Doo-seop Choi

Jung-uk Cho

Dong-yoon Kim

Chun Zhao

Woo-seok Kang

Kuk-Jin Yoon

Sang-hun Kim

Doo-Seop Choi

Doo-sik Park

Seong-Hoon Choi

Ji-won Choi

Qifeng Liu

Ho-lin Lee

Sung-hun Choi

Jae-moon Lim

Young-Hoon Jeong

Gi-Yeong Gim

Tae-Gyoung Ahn

Seok-Bong Yoo

Woo-Seok Kang

Jung-Uk Cho

Hyung-Jun Lim

Yong-Min Tai

A display apparatus is provided. The display apparatus includes an input interface, a first storage, a display, and a processor. Pixel values corresponding to a predetermined number of lines in an image input through the input interface are stored in the first storage. The processor acquires a first patch of a predetermined size by sampling a number of pixel values located in an outer region of a matrix centering about a specific pixel value from among the pixel values stored in the first storage, acquires a high-frequency component for the specific pixel value based on the acquired first patch, and processes the input image based on the high-frequency component. The display displays the processed image.

Display apparatus for restoring high-frequency component of input image and image processing method thereof

An image processing apparatus includes: a signal receiver configured to receive an input image; an image processor configured to process the input image and generate an output image; a storage configured to store a first patch corresponding to a first pixel of the input image; and a controller configured to control the image processor to generate the output image by applying the first patch stored in the storage to the first pixel.

Image processing apparatus and recording medium

Disclosed is a local dimming liquid crystal display device. The present local dimming liquid crystal display device comprises a display panel unit having a plurality of pixels; a panel driving unit for driving each of the plurality of pixels; a backlight unit comprising a plurality of backlights for dividing the display panel unit into a plurality of areas to emit light to each of the plurality of regions; a backlight driving unit for driving the plurality of backlights on the basis of gray level information of the plurality of pixels corresponding to each of the plurality of areas; and a processor for calculating a first amount of light to be incident on each pixel on the basis of the gray level of each pixel, calculating a second amount of light incident on each pixel in accordance with a driving state of the plurality of back-lights, changing the gray level of at least one of the plurality of pixels on the basis of the difference between the first amount of light and the second amount of light, and controlling the panel driving unit on the basis of the changed gray level.

Liquid crystal display device and driving method thereof

An electronic apparatus is provided. The electronic apparatus includes: a storage configured to store a plurality of filters each corresponding to a plurality of image patterns; and a processor configured to classify an image block including a target pixel and a plurality of surrounding pixels into one of the plurality of image patterns based on a relationship between pixels within the image block and to obtain a final image block in which the target pixel is image-processed by applying at least one filter corresponding to the classified image pattern from among the plurality of filters to the image block, wherein the plurality of filters are obtained by learning, through an artificial intelligence algorithm, a relationship between a plurality of first sample image blocks and a plurality of second sample image blocks corresponding to the plurality of first sample image blocks based on each of the plurality of image patterns.

Electronic apparatus and control method thereof

A display apparatus is provided. The display apparatus includes an input interface, a first storage, a display, and a processor. Pixel values corresponding to a predetermined number of lines in an image input through the input interface are stored in the first storage,. The processor acquires a first patch of a predetermined size by sampling a number of pixel values located in an outer region of a matrix centering about a specific pixel value from among the pixel values stored in the first storage, acquires a high-frequency component for the specific pixel value based on the acquired first patch, and processes the input image based on the high-frequency component. The display displays the processed image.

Display apparatus and image processing method thereof

An image processing apparatus is provided. The image processing apparatus according to an example embodiment includes an input unit comprising input circuitry, and a processor configured to: perform a noise reduction process on an image input through the input unit, identify a first pixel block based on an object pixel in the input image, identify a second pixel block based on the object pixel in a denoised image, obtain a gain value based on a pixel value included in the first pixel block and a pixel value included in the second pixel block, and perform an enhancement process on the denoised image by applying the obtained gain value to the second pixel block.

Image processing apparatus and image processing method thereof

A display apparatus and control method thereof are provided. The display apparatus including: a display configured to display an image; a backlight unit including a plurality of light sources configured to emit light to a screen of the display; an image processor configured to divide an input image into a plurality of blocks, identify target brightness for each block, and adjust a control value of each of the plurality of light sources based on priority of each of the plurality of light sources; and a driver configured to drive the plurality of light sources based on the control value. Thus, the duty for controlling the quality of light from the light source is identified considering the duty of the light source corresponding to an area of which previously identified priority is high, and thus dimming control is possible taking effects of light diffusion from adjacent neighboring light sources into account.

Display apparatus and control method thereof

An electronic device and an image conversion method of the electronic device, the electronic device comprising: a receiving unit for receiving a first image from a source device; a decoding unit for decoding brightness information of the first image; a converting unit for converting a dynamic range of the first image on the basis of the decoded brightness information, using a mapping function; and a display unit for displaying a second image having the converted dynamic range on a display, wherein the mapping function is a curve function including a plurality of points determined on the basis of the first image, a characteristic of a change in brightness of a display of the source device, and a characteristic of brightness of a scene of the first image. The present disclosure may generate, for example, a high dynamic range (HDR) image, which is improved from a standard dynamic range (SDR) image.

Electronic device performing image conversion, and method thereof

Disclosed is a display apparatus including: a signal receiver configured to receive an image signal; a display configured to display an image; a processor configured to: calculate a change degree and a change direction of pixel value differences between at least one first pixel and two or more second pixels of an image, and change a pixel value of the first pixel based on the pixel value difference which is relatively small among the pixel value differences obtained by the calculated change degree and the calculated change direction. According to this, it is possible to enhance the image details without generating or and increasing of the noises.

A display apparatus is provided. The display apparatus includes: a display; a storage configured to store output luminance information of a plurality of grayscale values according to brightness information; and a processor configured to: obtain a plurality of grayscale adjustment curves based on the output luminance information stored in the storage, obtain a plurality of calibration effects by applying each of the plurality of grayscale adjustment curves to an input image, obtain a grayscale adjustment curve corresponding to a maximum calibration effect from among the plurality of calibration effects, adjust a grayscale of each pixel of the input image based on the obtained grayscale adjustment curve to generate an output image, and output the output image through the display.

A display apparatus is provided. The display apparatus according to an exemplary embodiment includes a display, and a processor configured to generate a second image and a third image where a dynamic range is expanded by respectively applying a first gain and a second gain to an input first image, generate a degraded image of the second image by applying a predetermined degradation model to the second image, based on a difference value between a pixel of the degraded second image and a pixel of the third image satisfying a predetermined condition, modify a pixel value of the second image based on the difference value, and output the second image where the pixel value is modified through the display.

Display device and display method therefor

A display apparatus includes a display, a signal processor configured to process an image signal to display an image on the display, and a controller configured to determine at least one region of possible color distortion from an edge area in the image displayed on the display and to change a color of the determined at least one region, based on a probability that a color distortion occurs in the determined at least one region and a replacement color.

Display apparatus and recording medium

A display apparatus and a method of processing an image thereof are provided. The method includes identifying at least one area of an input image by analyzing a dynamic range of the input image, obtaining at least one mapping function based on dynamic range information and brightness information of the at least one area and dynamic range information of the display apparatus, obtaining at least one virtual image where the dynamic range of the input image is converted using the at least one mapping function, synthesizing the at least one virtual image and the input image, and outputting the synthesized image.

Display apparatus and method of processing image thereof

Growing community of inventors

Seoul, South Korea

Young-su Moon