Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 31, 2022
Patent Application Number
16972444
Date Filed
June 10, 2019
Patent Citations
Patent Primary Examiner
An encoding/decoding device according to the present invention derives the residual coefficient of a residual block, calculates a quantization parameter with respect to the residual block, performs inverse quantization for the residual coefficient by means of the quantization parameter, and can restore a residual sample of the residual block by performing inverse transformation for the inverse quantized residual coefficient.
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