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.

Date of Patent:
Jun. 16, 2020

Filed:

Dec. 16, 2016
Applicants:

B<>com, Cesson Sevigne, FR;

Orange, Paris, FR;

Inventor:

Felix Henry, Saint Gregoire, FR;

Assignee:

B<>COM, Paris, FR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/64 (2014.01); H04N 19/39 (2014.01); H04N 19/192 (2014.01); H04N 19/119 (2014.01); H04N 19/61 (2014.01); H04N 19/176 (2014.01); H04N 19/13 (2014.01); H04N 19/91 (2014.01); H04N 19/50 (2014.01); H04N 19/18 (2014.01); H04N 19/136 (2014.01); H04N 19/46 (2014.01);
U.S. Cl.
CPC ...
H04N 19/647 (2014.11); H04N 19/119 (2014.11); H04N 19/13 (2014.11); H04N 19/136 (2014.11); H04N 19/176 (2014.11); H04N 19/18 (2014.11); H04N 19/192 (2014.11); H04N 19/39 (2014.11); H04N 19/50 (2014.11); H04N 19/619 (2014.11); H04N 19/91 (2014.11); H04N 19/46 (2014.11);
Abstract

A method for encoding a digital image divided into a plurality of blocks of pixels. The method includes, for a current block: processing the current block to provide a set of description elements; selecting a subset of description elements to be predicted; ordering the description elements of the subset into an ordered sequence; and encoding the elements of the sequence. Encoding includes scrolling the elements of the sequence and includes, for a current element: selecting a combination of predicted values of the description elements of the current sequence from a plurality of possible combinations based on a predetermined cost criterion and from the second element, values of description elements previously processed of the initial sequence; predicting the current element of the sequence by its value in the selected combination; and encoding an indicator representative of a difference between the actual value of the current element and its predicted value.


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