Image coder/decoder restricting binary tree splitting of target node obtained by ternary tree split

Y Yasugi, T Aono, T Ikai - US Patent 11,070,801, 2021 - Google Patents
Complexity of coding/decoding of a video is reduced. An image decoding apparatus (31)
includes a CN information decoder (10) configured to hierarchically split a coding node by at …

Method and device for encoding/decoding image, and recording medium having stored bitstream

SC Lim, JW Kang, HS Ko, JH Lee, HH Lee… - US Patent …, 2023 - Google Patents
US11677940B2 - Method and device for encoding/decoding image, and recording medium
having stored bitstream - Google Patents US11677940B2 - Method and device for encoding/decoding …

Image encoding/decoding method and device, and recording medium in which bitstream is stored for block division at picture boundary

SC Lim, JW Kang, JH Lee, HH Lee, HY Kim - US Patent 11,973,944, 2024 - Google Patents
In this specification, a image decoding method is disclosed. The image decoding method of
the present invention comprises, decoding block partition information of a current block …

Restriction of extended quadtree

L Zhang, K Zhang, H Liu, HC Chuang… - US Patent 11,570,482, 2023 - Google Patents
2020-11-05 Assigned to BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD.
reassignment BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD. ASSIGNMENT …

Shape of EQT subblock

L Zhang, K Zhang, H Liu, HC Chuang… - US Patent 11,445,224, 2022 - Google Patents
Methods, systems and devices for using flexible and efficient partitioning techniques, and in
particular, sub-block shapes in extended quadtree partitioning, are described. An exem …

Main concept of EQT, unequally four partitions and signaling

L Zhang, K Zhang, H Liu, HC Chuang… - US Patent 11,381,848, 2022 - Google Patents
Methods, systems and devices for using flexible and efficient partitioning techniques are
described. An exemplary method for visual media decoding includes applying, to a current …

EQT depth calculation

L Zhang, K Zhang, H Liu, HC Chuang… - US Patent 11,265,584, 2022 - Google Patents
HO4N 19/136 375/240.16 HO4N 19/122 375/240.12 HO4N 19/157 375/240.12 G06T 9/00
375/240.16 HO4N 19/593 375/240.12 HO4N 19/117 375/240.12 HO4N 19/176 375/240.16 …

Multi-type-tree framework for transform in video coding

M Karczewicz, V Seregin, N Hu, WJ Chien - US Patent 10,972,758, 2021 - Google Patents
Embodiments include methods and apparatuses for decod ing video data including
receiving an encoded video bit stream that forms a representation of a coded picture of the …

Method and device for encoding or decoding image by means of block map

B **, MW Park, CY Kim, J Min - US Patent 12,063,349, 2024 - Google Patents
Provided are a method and device for encoding or decoding an image by using a block
map. In the method and device for decoding an image according to an embodiment set forth …

Image data encoding/decoding method and apparatus

KB Kim - US Patent 11,483,476, 2022 - Google Patents
US11483476B2 - Image data encoding/decoding method and apparatus - Google Patents
US11483476B2 - Image data encoding/decoding method and apparatus - Google Patents …