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 8442335 B1

PDF
Full Text
Expired
Date of Patent:
May. 14, 2013

Filed:

Aug. 07, 2009
Applicants:

Dominique Thoreau, Cesson Sevigné, FR;

Aurélie Martin, Paris, FR;

Edouard Francois, Bourg des Comptes, FR;

Jérôme Vieron, Paris, FR;

Inventors:

Dominique Thoreau, Cesson Sevigné, FR;

Aurélie Martin, Paris, FR;

Edouard Francois, Bourg des Comptes, FR;

Jérôme Vieron, Paris, FR;

Assignee:

Thomson Licensing, Issy-les-Moulineaux, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for modifying a reference block of a reference image, the method includes transforming the reference block into a first set of coefficients, modifying the first set of coefficients by help of one or more weights and inverse transforming the modified first set of coefficients wherein the weights are determined by help of one or more further pixels of the current image and by help of one or more further reference pixels of the reference image.


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Thoreau, Dominique. (2013). Method for modifying a reference block of a reference image, method for encoding or decoding a block of an image by help of a reference block and device therefore and storage medium or signal carrying a block encoded by help of a modified reference block (U.S. Patent No. 8442335). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8442335

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