公开(公告)号：US10728565B2

公开(公告)日：2020-07-28

申请号：US14782504

申请日：2014-04-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jin-young Lee ,  Min-woo Park ,  Ho-cheon Wey ,  Jae-won Yoon ,  Yong-jin Cho ,  Byeong-doo Choi

IPC: H04N19/44 ,  H04N19/30 ,  H04N19/159 ,  H04N19/12 ,  H04N19/172 ,  H04N19/176 ,  H04N19/186 ,  H04N19/51

Abstract: A video encoding method, a video encoding apparatus, a video decoding method, and a video decoding apparatus are provided. The video encoding method includes reconstructing a first layer image based on encoding information of the first layer image that is obtained from a bitstream, splitting a largest coding unit of a second layer image into coding units based on split information of the second layer image that is obtained from the bitstream, splitting the coding units into prediction units for prediction encoding, determining whether to use a coding tool for decoding a current prediction unit based on at least one among a prediction mode of the current prediction unit among the prediction units, size information of the current prediction unit, and color depth information of the current prediction unit, and decoding the current prediction unit, using the coding tool, in response to the determining to use the coding tool.

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：US10192473B2

公开(公告)日：2019-01-29

申请号：US15624059

申请日：2017-06-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byung-seok Min ,  Chun Zhao ,  Young-su Moon ,  Ho-cheon Wey

IPC: G09G5/00 ,  G06T5/40 ,  G09G3/20 ,  G06T7/90 ,  G09G5/02

Abstract: A display apparatus for image processing and a method thereof are disclosed. The image processing method of a display apparatus includes receiving an image frame, identifying color where color cast is present by analyzing at least one of an illumination element and a tint element of the received image frame, and correcting color where the color cast is present by using color distribution of the received image frame.

公开(公告)号：US09894377B2

公开(公告)日：2018-02-13

申请号：US14782506

申请日：2014-04-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Min-woo Park ,  Jin-young Lee ,  Jae-won Yoon ,  Byeong-doo Choi ,  Ho-cheon Wey ,  Yong-jin Cho

IPC: H04N19/513 ,  H04N19/597 ,  H04N19/187 ,  H04N19/44 ,  H04N19/176 ,  H04N19/52 ,  H04N19/615 ,  H04N19/182 ,  H04N19/33 ,  H04N19/527

CPC classification number: H04N19/513 ,  H04N19/176 ,  H04N19/187 ,  H04N19/33 ,  H04N19/44 ,  H04N19/52 ,  H04N19/527 ,  H04N19/597

Abstract: An interlayer video decoding method and apparatus and an interlayer video encoding method and apparatus are provided. The decoding method includes: reconstructing, based on encoding information obtained from a bitstream, a first layer image and a first layer depth map; determining whether a disparity vector is predictable using peripheral blocks of a second layer current block; and when the disparity vector is not predictable using the peripheral blocks, determining a disparity vector of the second layer current block using a default disparity vector and the reconstructed first layer depth map.

公开(公告)号：US09749579B2

公开(公告)日：2017-08-29

申请号：US15194737

申请日：2016-06-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyung-jun Lim ,  Seong-hoon Choi ,  Ho-cheon Wey

IPC: H04N7/01

CPC classification number: H04N7/014 ,  H04N7/0125 ,  H04N7/0127 ,  H04N7/0132

Abstract: A frame rate conversion apparatus includes a memory to store a plurality of frames forming an input image, the plurality of frames including a current frame which includes a plurality of areas; and a processor configured to generate an interpolation frame by performing, with respect to an object area, an interpolation which is different from the interpolation applied to other areas, of the plurality of areas, the object area being an area which includes an object and in which at least one among a size, a speed, and a shape of the object satisfies a certain condition, and to insert the interpolation frame between the current frame and an adjacent frame.

公开(公告)号：US09734557B2

公开(公告)日：2017-08-15

申请号：US14906075

申请日：2014-07-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ho-cheon Wey ,  Chang-yeong Kim ,  Chan-yul Kim ,  Jeong-hoon Park ,  Myung-jin Eom ,  Seong-wook Han

IPC: G06T3/40

CPC classification number: G06T3/4053 ,  G06T3/40

Abstract: A method and apparatus for generating a 3K-resolution display image for a mobile terminal screen are disclosed. The method includes: receiving an input image; selecting a 3K resolution as a resolution of an image to be reproduced on the mobile terminal screen of a predetermined size, based on human cognitive characteristics and resolution analytical ability with respect to the mobile terminal screen; and generating a display image having the selected 3K resolution by using the input image.

公开(公告)号：US10885614B2

公开(公告)日：2021-01-05

申请号：US15751340

申请日：2016-08-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seung-ho Park ,  Seung-hoon Han ,  Ji-won Choi ,  Ho-cheon Wey ,  Young-su Moon

IPC: G06T5/00 ,  G06T7/40 ,  H04N5/235 ,  G06T5/50

Abstract: 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.

公开(公告)号：US10708564B2

公开(公告)日：2020-07-07

申请号：US15573333

申请日：2016-05-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seung-ho Park ,  Seung-hoon Han ,  Gui-won Seo ,  Ho-cheon Wey ,  Byung-seok Min

IPC: H04N9/77 ,  H04N19/17 ,  H04N19/186 ,  G09G5/10 ,  G09G5/00 ,  H04N9/69 ,  H04N19/46 ,  H04N9/67 ,  G06T5/00 ,  H04N11/20 ,  H04N5/57 ,  H04N19/146

Abstract: Provided are an image processing apparatus and method, which use a maximum display luminance value of a mastering display and a maximum display luminance value of a target display according to luminance characteristics of a current scene of an encoded image.

公开(公告)号：US10516907B2

公开(公告)日：2019-12-24

申请号：US15129604

申请日：2015-05-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Chan-yul Kim ,  Joon-hyun Lee ,  Jeong-hoon Park ,  Myung-jin Eom ,  Ho-cheon Wey ,  Sun-il Lee ,  Kwang-pyo Choi

IPC: H04N21/235 ,  H04N21/266 ,  H04N21/4408 ,  H04N21/2343 ,  H04N21/236 ,  H04N21/4402 ,  H04N21/8355 ,  H04N21/254 ,  H04N21/4627

Abstract: Provided is a video processing device and method capable of managing a security level of content included in a video. The video processing method includes: receiving an identifier of a video and information about a security policy to be set to the video; receiving security information related to the security policy; preparing the video by using the received identifier of the video; and updating security information of the prepared video by using the received security information according to the security policy.

公开(公告)号：US10349074B2

公开(公告)日：2019-07-09

申请号：US14782510

申请日：2014-04-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byeong-doo Choi ,  Min-woo Park ,  Ho-cheon Wey ,  Jae-won Yoon ,  Jin-young Lee ,  Yong-jin Cho

IPC: H04N19/503 ,  H04N19/61 ,  H04N19/58 ,  H04N19/44 ,  H04N19/30 ,  H04N19/70

Abstract: Apparatuses and methods configured to encode and decode multi-layer video are provided. A method of prediction-decoding a multi-layer video includes obtaining information indicating whether a decoded picture buffer (DPB) storing a first layer and a DPB storing a second layer operate identically, and operating the DPB storing the second layer based on the obtained information.