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.:

US 8755617 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 17, 2014

Filed:

Jul. 21, 2010
Applicants:

Kyohei Koyabu, Kanagawa, JP;

Takaaki Fuchie, Kanagawa, JP;

Inventors:

Kyohei Koyabu, Kanagawa, JP;

Takaaki Fuchie, Kanagawa, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/46 (2006.01); G06K 9/36 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image encoding device includes: a first encoding unit for encoding image data using a fixed-quantizing parameter to calculate a generated code amount; a second encoding unit for encoding the image data using multiple different quantizing parameters for each of the quantizing parameters as the image data of an intra picture to calculate a generated code amount; a code amount control unit for determining a quantizing parameter by predicting a quantizing parameter for realizing a target generated code amount, and a generated code amount when employing this quantizing parameter based on the generated code amount calculated at the first encoding unit, and correcting this predicted generated code amount according to the generated code amount calculated at the second encoding unit so as to realize the target generated code amount; and a third encoding unit for encoding the image data using the quantizing parameter determined at the code amount control unit.


Find Patent Forward Citations

Koyabu, Kyohei. (2014). Image encoding device and image encoding method (U.S. Patent No. 8755617). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8755617

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