Sk Telecom Company, Ltd.

Dolby Laboratories Licensing Corporation

Intellectual Discovery Co., Ltd.

Skhynix Inc.

Cj Cheiljedang Corporation

Lg Innotek Co., Ltd.

Other

Goldpeak Innovations Inc

Electronics and Telecommunications Research Institute

Facebook, Inc.

Industry-University Cooperation Foundation Hanyang University

Pantech Co., Ltd.

Coway Co., Ltd

Pantech Corporation

42 Maru Inc.

Sun Young Lee

Jae Il Kim

Se Hoon Son

Tae Young Na

Jae Seob Shin

Kyung Hwan Ko

Jeong-yeon Lim

Hyo Song Kim

Jeong Yeon Lim

Jae-seob Shin

Jeong Eun Song

Gyeong-taek Lee

Min Seok Shin

Sung Uk Seo

Yong Jin Lee

Dong Youl Lee

Yu Jin Park

Kyoung Hoon Chai

Young Sun You

Young Lyeol Yang

Sang Young Lee

Kyoung Min Lee

Hye Won Um

Sang Jun Kim

Su Jin Park

Hong Xian Li

Chang Gyeom Kim

Hee Kyoung Jung

Jong Hyun Yoon

Han Hyoung Lee

Baek Seok Lee

Jin Ah Rho

Nam Ho Hur

Soo In Lee

Jae Sung Lee

Dong Hwan Kim

Hyung Joon Kim

Woong Bae Kim

Han Sang Kim

Sang Mok Lee

Jae Won Lee

Sang Bum Park

Young Jin Noh

Sang Jin Chun

Don Ha Choi

Jihyun Shim

Jin Nam Lee

Hee Ju Kim

Sol Choi

A Ram Baek

Oh Jun Kwon

Young Jae Lee

Gwang Hei Choi

Sun Mi Park

Kang Bong Seo

Won Hee Lee

Euee Seon Jang

Eun Young Chang

Qinglin Wu

Hyo Jeong Byun

Hak Soon Kim

Yeon Soo Seong

Eun Chang Lee

Soo Kwang Yoon

Hyung Min Sohn

Hyun Seok Lim

Joon Rak Choi

Chang Kee Lee

Yong H Yoon

Hoo Chan Lee

Jin Seon Kim

Jong Tae Yoo

Byoung Chan Bae

Joong Keun An

Ju Hyun Baek

Cheol Won Park

Keun Ho Choi

Yoon Hee Chung

Hyun Koo Nam

In Je Seong

Nam Hyuck Kim

Byeong Wook Min

Dai Yong Kim

Ji Hoon Hyun

Sung Gul Ryoo

Ah Rim Sohn

Jun Hyeok Park

Han Soo Kim

Jin Uk Jeon

Jae Ii Kim

Sung Ju Cho

Geum Hyun Doh

Cheol Su Jung

Tae Won Lee

Hun Jun

Ji Hyuck Yu

Jung Hwan Kim

Ji Hyeon Lee

The present invention relates to an intra prediction mode mapping method and a device using the method. The intra prediction mode includes: decoding flag information providing information regarding whether an intra prediction mode of a plurality of candidate intra prediction modes for the current block is the same as the intra prediction mode for the current block, and decoding a syntax component including information regarding the intra prediction mode for the current block in order to induce the intra prediction mode for the current block if the intra prediction mode from among the plurality of candidate intra prediction modes for the current block is not the same as the intra prediction mode for the current block. Thus, it is possible to increase the efficiency with which are images are decoded.

Intra prediction mode mapping method and device using the method

A method and an apparatus of encoding/decoding intra prediction mode using a plurality of candidate intra prediction modes are disclosed. The method includes deriving three candidate intra prediction modes about a current block and deriving an intra prediction mode of the current block.

Methods and apparatuses of encoding/decoding intra prediction mode using candidate intra prediction modes

Disclosed is a method and apparatus for encoding/decoding a video. According to an embodiment, provided is a method of setting a level for each of one or more regions, including decoding a definition syntax element related to level definition and a designation syntax element related to target designation from a bitstream; defining one or more levels based on the definition syntax element; and setting a target level designated by the designation syntax element among the defined levels for a target region designated by the designation syntax element.

Method and apparatus for encoding/decoding video

The method for decoding an intra-picture prediction mode includes the steps of: determining whether the intra-picture prediction mode of a current prediction unit is identical to a first intra-picture prediction mode candidate or a second intra-picture prediction mode candidate based on bit information; and when the intra-picture prediction mode of the current prediction unit is identical to the first intra-picture prediction mode candidate and/or to the second intra-picture prediction mode candidate, determining whether the first intra-picture prediction mode candidate or the second intra-picture prediction mode candidate is identical to the intra-picture prediction mode of the current prediction unit on the basis of additional bit information, and decoding the intra-picture prediction mode of the current prediction unit.

Method for encoding/decoding an intra-picture prediction mode using two intra-prediction mode candidate, and apparatus using such a method

The present disclosure relates to video encoding or decoding and, more specifically, to an apparatus and a method for applying an artificial neural network (ANN) to video encoding or decoding. The apparatus and the method of the present disclosure are characterized by applying a CNN-based filter to a first picture and at least one of a quantization parameter map and a block partition map to output a second picture.

Apparatus and method for applying artificial neural network to image encoding or decoding

Disclosed is an image sensing device including a first clock distributor suitable for receiving a first input clock signal through a first input terminal, and outputting a plurality of first output clock signals through a plurality of first output terminals, and a first conductive line coupled in common to the plurality of first output terminals.

Image sensing device which outputs plural clock signals through respective plural output terminals

Disclosed is an image sensor including first and second pixels arranged in a first row, for outputting first and second pixel signals through first and third column lines during a unit row time; third and fourth pixels arranged in a second row, for outputting third and fourth pixel signals through second and fourth column lines during the unit row time; an alignment circuit for aligning the first to fourth pixel signals for each row, and outputting first to fourth alignment signals, according to control signals; a first signal conversion circuit for generating a first depth information signal corresponding to a difference in voltage levels between the first and second alignment signals, through one A/D conversion operation; and a second signal conversion circuit for generating a second depth information signal, corresponding to a difference in voltage levels between the third and fourth alignment signals, through one A/D conversion operation.

Image sensor and operating method thereof

A method is disclosed for reconstructing a current block in units of sub-blocks included in the current block. The method includes: decoding transform coefficients in a transform block of the current block, sub-block information indicating a division form of the sub-blocks and transform type information indicating a transform type applied to the transform block from a bitstream; deriving a residual block of the current block from the transform coefficients on the basis of the transform type indicated by the transform type information and the sub-block information; and filtering boundaries of the sub-blocks in a reconstructed block of the current block derived on the basis of the residual block.

Method of restoration in subblock units, and video decoding apparatus

A method and apparatus for deriving an intra-prediction mode are disclosed. At least one embodiment of the present disclosure provides a method of deriving an intra-prediction mode, including (i) obtaining, based on reference line information indicating any one of a plurality of reference lines, most probable mode (MPM) information indicating whether an intra-prediction mode of a current block is included in an MPM list lacking a planar mode, (ii) determining, based on the reference line information and the MPM information, planar information indicating whether the intra-prediction mode of the current block is the planar mode, and (iii) deriving the intra-prediction mode of the current block by using the planar information.

Method and device for deriving intra-prediction mode

Growing community of inventors

Seoul, South Korea

Sun Young Lee