公开(公告)号：US10554900B2

公开(公告)日：2020-02-04

申请号：US15651138

申请日：2017-07-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dong-yoon Kim ,  Seung-ho Park ,  Seong-hoon Choi ,  Ho-cheon Wey ,  Young-su Moon ,  Tae-gyoung Ahn

IPC: H04N5/235 ,  G06T5/00 ,  H04N5/351 ,  H04N9/31

Abstract: 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.

公开(公告)号：US10091455B2

公开(公告)日：2018-10-02

申请号：US15141963

申请日：2016-04-29

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyung-jun Lim ,  Dong-yoon Kim ,  Seong-hoon Choi ,  Tae-gyoung Ahn

IPC: H04N7/01 ,  H04N5/911 ,  H04N5/783 ,  H04N5/21

Abstract: 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.

公开(公告)号：US09736492B2

公开(公告)日：2017-08-15

申请号：US14579445

申请日：2014-12-22

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Hyung-jun Lim ,  Hyun-wook Park ,  Dong-yoon Kim ,  Se-Hyeok Park ,  Tae-gyoung Ahn

IPC: H04N19/513 ,  H04N19/117 ,  H04N19/176 ,  H04N19/196 ,  H04N19/105

CPC classification number: H04N19/521 ,  H04N19/105 ,  H04N19/117 ,  H04N19/176 ,  H04N19/198

Abstract: Disclosed is a motion vector smoothing method. The motion vector smoothing method includes acquiring motion vectors of at least one block of a current image by using a reference image, acquiring a candidate motion vector of a current block, based on a motion vector of the current block, and at least one motion vector of at least one block adjacent to the current block, determining a threshold value of the current block according to gradient values of pixels included in the current block, and determining the motion vector of the current block according to the threshold value.

公开(公告)号：US10963995B2

公开(公告)日：2021-03-30

申请号：US16165183

申请日：2018-10-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sang-hun Kim ,  Seung-ho Park ,  Dong-yoon Kim ,  Young-su Moon

IPC: G06T5/00

Abstract: 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.

公开(公告)号：US10536713B2

公开(公告)日：2020-01-14

申请号：US15222190

申请日：2016-07-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae-gyoung Ahn ,  Dong-yoon Kim ,  Yong-hoon Yu ,  Hyung-jun Lim ,  Seong-hoon Choi

IPC: H04N19/00 ,  H04N19/513

Abstract: 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.