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:
Mar. 19, 2013
Filed:
Feb. 04, 2008
Bae-keun Lee, Bucheon-si, KR;
Bae-keun Lee, Bucheon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A method of and apparatus for context adaptive binary arithmetic coding and decoding of a significance map indicating the position of a coefficient that is not zero in a residual block are provided. According to the method and apparatus, a subdivided context is selected according to whether or not a coefficient of a previous residual block corresponding to a coefficient of a current residual block, and binary arithmetic coding is performed according to the selected context, thereby improving the performance of context-based binary arithmetic coding.
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