The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 16, 2024
Filed:
May. 12, 2020
Applicant:
Alibaba Group Holding Limited, Grand Cayman, KY;
Inventors:
Mohammed Golam Sarwer, San Mateo, CA (US);
Yan Ye, San Mateo, CA (US);
Jiancong Luo, San Mateo, CA (US);
Assignee:
Alibaba Group Holding Limited, Grand Cayman, KY;
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/645 (2014.01); H04N 19/176 (2014.01); H04N 19/18 (2014.01);
U.S. Cl.
CPC ...
H04N 19/645 (2014.11); H04N 19/176 (2014.11); H04N 19/18 (2014.11);
Abstract
The present disclosure provides systems and methods for transform-skip residual video data coding and decoding. One exemplary method comprises: performing a first pass of scanning a transform coefficient of a sub-block of a video frame, wherein the first pass of scanning comprises: bypass coding a parity level flag for the transform coefficient, the parity level flag indicating a parity of an absolute value of a level of the transform coefficient.