Samsung Electronics Co., Ltd.

Korea Advanced Institute of Science and Technology

Tae-gyoung Ahn

Hyung-jun Lim

Young-su Moon

Seong-hoon Choi

Seok-bong Yoo

Se-hyeok Park

Dong-yoon Kim

Gi-yeong Gim

Yong-hoon Yu

Dong-Hyun Kim

Hyun-Seung Lee

Seung-ho Park

Jae-hun Lee

Seung-Gu Kim

Jae-Hyun Kim

Jae-hyun Kim

Seung-hoon Han

Ho-cheon Wey

Young-ho Moon

Hyun-wook Park

Ki-won Yoo

Geon-hyoung Lee

Soo-Hong Kim

Bong-Geun Lee

Woo-seok Kang

Jun-ho Cho

Jae-hyang Lee

Shin-haeng Kim

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

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 electronic device is provided. The electronic device includes a storage; and a processor configured to: identify, based on a luminance value of each pixel included in a global area of an image stored in the storage, a first cumulative distribution of the global area, identify, based on a luminance value of each pixel included in a local area of the image, a second cumulative distribution of the local area, correct the luminance value of each pixel included in the local area based on the first cumulative distribution and the second cumulative distribution to generate a corrected luminance value of each pixel included in the local area, and generate a corrected image signal based on the corrected luminance value of each pixel included in the local area.

Electronic device and control 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.

Display apparatus and control method thereof

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 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

A video processing method includes generating a first down-sampled block by down-sampling a first block included in a first frame; generating a plurality of second down-sampled blocks by down-sampling a second block included in a second frame; selecting one of the plurality of second down-sampled blocks by comparing the first down-sampled block and each of the plurality of second down-sampled blocks; and determining, based on the first down-sampled block and the one selected second down-sampled block, a motion vector whereby the second block points to the first block, wherein the plurality of second down-sampled blocks are generated using down-sampling methods that are different from each other with respect to samples of the second block.

Method and apparatus for determining motion vector in video

An image frame interpolation apparatus includes a motion vector generator configured to generate a motion vector based on a first image frame and a second image frame; a motion scaler configured to scale the motion vector to thereby generate a scaled motion vector; and a motion compensator including an internal memory, the motion compensator being configured to perform motion compensation based on the scaled motion vector and generate an interpolation frame using the internal memory, the motion scaler being configured to scale the motion vector based on a size of the motion vector and a size of the internal memory.

Image frame interpolation apparatus, display apparatus and control method thereof

A motion vector estimation method of a motion vector estimation apparatus are provided. The motion vector estimation method of the motion vector estimation apparatus includes: determining a motion vector of a current block by setting, in another frame, a local search area for searching a plurality of reference pixel blocks corresponding to the current block which is one of pixel blocks in a single frame; and finally determining one of the determined motion vector and a previous motion vector referred to in order to determine the local search area as a motion vector of the current block, based on sum of absolution difference (SAD) values of the reference pixel blocks included in the local search area.

Motion vector estimation method and motion vector estimation apparatus

A frame rate conversion apparatus is provided. The frame rate conversion apparatus includes at least one processor configured to determine a noise strength of a block of a current frame among a plurality of frames forming an input video, generate a block of an interpolation frame corresponding to the block of the current frame by estimating a motion vector of a block of the interpolation frame based on the noise strength, and insert the interpolation frame between the current frame and an adjacent frame to adjust a frame rate of the input video.

Growing community of inventors

Yongin-si, South Korea

Tae-gyoung Ahn