Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Toshiyasu Sugio
Hisao Sasai
Youji Shibahara
Kyoko Tanikawa
Toru Matsunobu
Takahiro Nishi
Date of Patent
September 12, 2023
Patent Application Number
17894682
Date Filed
August 24, 2022
Patent Citations
...
Patent Primary Examiner
The image decoding method includes: determining a context for use in a current block to be processed, from among a plurality of contexts; and performing arithmetic decoding on a bit sequence corresponding to the current block, using the determined context, wherein in the determining: the context is determined under a condition that control parameters of neighboring blocks of the current block are used, when the signal type is a first type, the neighboring blocks being a left block and an upper block of the current block; and the context is determined under a condition that the control parameter of the upper block is not used, when the signal type is a second type, and the second type is one of “ref_idx_l0” and “ref_idx_l1”.
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