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 9729894 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 08, 2017

Filed:

Aug. 22, 2016
Applicant:

Godo Kaisha Ip Bridge 1, Tokyo, JP;

Inventors:

Shinya Kadono, Fukuoka, JP;

Chong Soon Lim, Singapore, SG;

Teck Wee Foo, Singapore, SG;

Sheng Mei Shen, Singapore, SG;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/51 (2014.01); H04N 19/105 (2014.01); H04N 19/503 (2014.01); H04N 19/172 (2014.01); H04N 19/577 (2014.01); H04N 19/114 (2014.01); H04N 19/182 (2014.01); H04N 19/119 (2014.01); H04N 19/176 (2014.01); H04N 19/31 (2014.01);
U.S. Cl.
CPC ...
H04N 19/51 (2014.11); H04N 19/105 (2014.11); H04N 19/114 (2014.11); H04N 19/119 (2014.11); H04N 19/172 (2014.11); H04N 19/176 (2014.11); H04N 19/182 (2014.11); H04N 19/31 (2014.11); H04N 19/503 (2014.11); H04N 19/577 (2014.11);
Abstract

An image decoding method is provided which includes a time information determination step of determining time information of a current picture, a first reference picture referred to by the current picture and a second reference picture referred to by the current picture; a scaling parameter calculation step of calculating a scaling parameter based on a time distance between the first reference picture and a second reference picture; a weighting coefficient determination step of determining two weighting coefficients based on the scaling parameter; a predictive pixel value generation step of generating a predictive pixel value of the current picture by scaling a pixel value of the first reference picture and a pixel value of the second reference picture using the two weighting coefficients determined in the weighting coefficient determination step; and a decoding step of decoding the current picture using the predictive pixel value.


Find Patent Forward Citations

Kadono, Shinya. (2017). Moving picture prediction method, moving picture coding method and apparatus, and moving picture decoding method and apparatus (U.S. Patent No. 9729894). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9729894

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