公开(公告)号：US09602845B2

公开(公告)日：2017-03-21

申请号：US15155810

申请日：2016-05-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woong-II Choi ,  Woo-jin Han ,  Tammy Lee ,  Sun-il Lee

IPC: H04N19/172 ,  H04N19/91 ,  H04N19/61 ,  H04N19/176 ,  H04N19/44 ,  H04N19/70

CPC classification number: H04N19/91 ,  H04N19/124 ,  H04N19/172 ,  H04N19/176 ,  H04N19/30 ,  H04N19/44 ,  H04N19/61 ,  H04N19/70

Abstract: Entropy encoding and entropy decoding of image data are respectively performed whereby context modeling is performed on a context unit of blocks of the image data based on a context model of a previously encoded or decoded block.