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:
Sep. 15, 2020
Filed:
Jun. 15, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Shigeki Mochizuki, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image coding apparatus comprising, a generating unit configured to generate a plurality of pieces of sub-band data from RAW data, a quantization parameter generating unit configured to divide each piece of sub-band data into equal numbers of segments, and generate a first quantization parameter set individually for each segment and common for the plurality of pieces of sub-band data in the same segment, a quantizing unit configured to quantize the segments of the plurality of pieces of sub-band data on the basis of the quantization parameter generated by the quantization parameter generating unit, and a coding unit configured to code a quantization result, obtained from the quantizing, for each piece of sub-band data.
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