公开(公告)号：US11363989B2

公开(公告)日：2022-06-21

申请号：US16060795

申请日：2016-10-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyung-soon Kim ,  Kwang-hyun Won ,  Min-hyoung Lee ,  Do-yoon Kim ,  Chan-yul Kim ,  Jea-hyuck Lee ,  Jae-geol Cho

IPC: A61B5/00 ,  A61B5/11 ,  A61B5/024 ,  A61B5/1455 ,  A61B5/318 ,  A61B5/332 ,  A61B5/352 ,  A61B5/369 ,  A61B5/389 ,  A61B5/398 ,  A61B5/0205

Abstract: Provided are an electronic device, a signal processing method thereof, a biological signal measurement system, and a non-transitory computer readable recording medium. The electronic device, according to one embodiment of the present disclosure, comprises: a sensor for measuring a biological signal of a user; and a processor for determining the periodicity of the measured biological signal, and selectively compressing the measured biological signal according to the determined periodicity.

公开(公告)号：US20210092409A1

公开(公告)日：2021-03-25

申请号：US17115402

申请日：2020-12-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jung-hye Min ,  Min-woo Park ,  Bo-ra Jin ,  Chan-yul Kim

IPC: H04N19/176 ,  H04N19/119 ,  H04N19/122 ,  H04N19/44 ,  H04N19/463

Abstract: Provided is a method of decoding an image, the method including: determining at least one coding unit for splitting an image, based on block shape information of a current coding unit; determining at least one transformation unit, based on a shape of the current coding unit included in the at least one coding unit; and decoding the image by performing inverse transformation based on the at least one transformation unit, wherein the block shape information indicates whether the current coding unit is a square shape or a non-square shape. Also, provided is an encoding method corresponding to the decoding method. In addition, provided is an encoding apparatus or decoding apparatus capable of performing the encoding or decoding method.

公开(公告)号：US20210021826A1

公开(公告)日：2021-01-21

申请号：US17060934

申请日：2020-10-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yin-ji PIAO ,  Jie Chen ,  Chan-yul Kim

IPC: H04N19/119 ,  H04N19/96 ,  H04N19/129 ,  H04N19/136 ,  H04N19/176

Abstract: Provided is a video decoding method including obtaining split information indicating whether to split a current block; when the split information indicates that the current block is split, splitting the current block into at least two lower blocks; obtaining encoding order information indicating an encoding order of the at least two lower blocks of the current block; determining a decoding order of the at least two lower blocks according to the encoding order information; and decoding the at least two lower blocks according to the decoding order.

公开(公告)号：US10819989B2

公开(公告)日：2020-10-27

申请号：US16752089

申请日：2020-01-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Young-o Park ,  Il-koo Kim ,  Chan-yul Kim ,  Kwang-pyo Choi

IPC: H04N19/19 ,  H04N19/196 ,  H04N19/463 ,  H04N19/58

Abstract: Provided are an inter prediction method and a motion compensation method. The inter prediction method includes: performing inter prediction on a current image by using a long-term reference image stored in a decoded picture buffer; determining residual data and a motion vector of the current image generated via the inter prediction; and determining least significant bit (LSB) information as a long-term reference index indicating the long-term reference image by dividing picture order count (POC) information of the long-term reference image into most significant bit (MSB) information and the LSB information.

公开(公告)号：US10798375B2

公开(公告)日：2020-10-06

申请号：US16345950

申请日：2017-10-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yin-ji Piao ,  Jie Chen ,  Chan-yul Kim

IPC: H04N19/105 ,  H04N19/46 ,  H04N19/52 ,  H04N19/70 ,  H04N19/82 ,  H04N19/88 ,  H04N19/96 ,  H04N19/117 ,  H04N19/119 ,  H04N19/129 ,  H04N19/137 ,  H04N19/159 ,  H04N19/176 ,  H04N19/186 ,  H04N19/583 ,  H04N19/593

Abstract: Provided is a video decoding method including obtaining, from a bitstream, split information indicating whether a current block is to be split; when the split information does not indicate that the current block is to be split, decoding the current block according to encoding information about the current block; and when the split information indicates that the current block is to be split, splitting the current block into at least two lower blocks, obtaining encoding order information indicating an encoding order of the at least two lower blocks of the current block from the bitstream, determining a decoding order of the at least two lower blocks according to the encoding order information, and decoding the at least two lower blocks according to the decoding order.

公开(公告)号：US10771820B2

公开(公告)日：2020-09-08

申请号：US16105616

申请日：2018-08-20

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY

Inventor： Sun-il Lee ,  Sangyoun Lee ,  Sanghoon Lee ,  Dosik Hwang ,  Changhyun Park ,  Sewoong Ahn ,  Jinseong Jang ,  Chan-yul Kim ,  Taeoh Kim ,  Taejoon Eo ,  Jongyoo Kim

IPC: H04N19/86 ,  H04N19/172 ,  H04N19/186 ,  H04N19/136

Abstract: Provided is an image encoding method including generating a first picture reconstructed by using a residual picture and a predicted picture; generating a second picture by applying a first artifact reduction filter to the first picture; determining a picture having a smaller bit-rate distortion cost from among the first and second pictures by comparing a first bit-rate distortion cost of the first picture with a second bit-rate distortion cost of the second picture; generating a third picture by applying an in-loop filter to the determined picture; generating a fourth picture by applying a second artifact reduction filter to the third picture; determining a picture having smaller distortion from among the third and fourth pictures by comparing first distortion of the third picture with second distortion of the fourth picture; and generating, via a processor, a bitstream including information about whether the second artifact reduction filter is applied.

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：US10375412B2

公开(公告)日：2019-08-06

申请号：US15111292

申请日：2015-01-13

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byeong-doo Choi ,  Yong-jin Cho ,  Chan-yul Kim

IPC: H04N19/50 ,  H04N19/172 ,  H04N19/44 ,  H04N19/30 ,  H04N19/46 ,  H04N19/70 ,  H04N19/68

Abstract: Provided are multilayer video encoding/decoding methods. The multilayer video decoding method includes obtaining, from a bitstream, instantaneous decoder refresh (IDR) alignment information specifying whether at least one intra random access point (IRAP) picture for a random access and comprised in a same access unit is limited to being an IDR picture; and reconstructing a multilayer video by decoding encoded data by using the IDR alignment information.

公开(公告)号：US10171821B2

公开(公告)日：2019-01-01

申请号：US14905525

申请日：2014-07-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Elena Alshina ,  Chan-yul Kim ,  Alexander Alshin

IPC: H04N19/187 ,  H04N19/44 ,  H04N19/117 ,  H04N19/159 ,  H04N19/33 ,  H04N19/59 ,  H04N19/105 ,  H04N19/137 ,  H04N19/593 ,  H04N19/80 ,  H04N19/463

Abstract: A video encoding method including determining a phase shift between pixels of an enhancement layer image and a reference layer image, according to a scaling factor between the enhancement layer image and the reference layer image and a color format of the enhancement layer; selecting at least one filter coefficient set corresponding to the phase shift, from filter coefficient data including filter coefficient sets; generating an up-sampled reference layer image by extending a resolution of the reference layer image according to the scaling factor by performing interpolation filtering on the reference layer image by using the filter coefficient set; obtaining a prediction error between the up-sampled reference layer image and the enhancement layer image; generating an enhancement layer bitstream including the prediction error and a scalable codec; and generating a base layer bitstream by encoding the base layer images.

公开(公告)号：US10027933B2

公开(公告)日：2018-07-17

申请号：US15204355

申请日：2016-07-07

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Research & Business Foundation Sungkyunkwan University

Inventor： Kwang-hyun Won ,  Chan-yul Kim ,  Byeung-Woo Jeon ,  Khanh Quoc Dinh ,  Young-hyeon Park ,  Hiuk-jae Shim ,  Sun-il Lee

IPC: H04N9/07 ,  H04N9/09 ,  H04N5/33 ,  H04N9/76 ,  H04N9/77 ,  H04N9/67 ,  H04N9/04

Abstract: A method and an apparatus for outputting an image by using a color filter array (CFA) sensor are provided. The method includes receiving a 4-channel combination image signal through the CFA sensor, and separating the 4-channel combination image signal into a visible image signal and a near-infrared image signal, based on a signal separation coefficient including a color coefficient that is determined to convert 4-channel color data into 3-channel color data and a weight coefficient that is determined based on a 4-channel signal configured of near-infrared image signals. The method further includes outputting the visible image signal and the near-infrared image signal.