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:
Dec. 12, 2017

Filed:

Aug. 18, 2014
Applicant:

Avago Technologies General Ip (Singapore) Pte. Ltd., Singapore, SG;

Inventors:

Lowell L. Winger, Waterloo, CA;

Ossama E. A. El Badawy, Waterloo, CA;

Cheng-Yu Pai, Brossard, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 19/124 (2014.01); H04N 19/196 (2014.01); H04N 19/80 (2014.01); H04N 19/86 (2014.01); H04N 19/117 (2014.01); H04N 19/14 (2014.01); H04N 19/18 (2014.01);
U.S. Cl.
CPC ...
H04N 19/196 (2014.11); H04N 19/117 (2014.11); H04N 19/124 (2014.11); H04N 19/14 (2014.11); H04N 19/18 (2014.11); H04N 19/80 (2014.11); H04N 19/86 (2014.11);
Abstract

A method of deblocking an input signal is disclosed. The method generally includes the steps of (A) calculating a plurality of transform coefficients corresponding to each of a plurality of blocks in the input signal at baseband, (B) calculating a plurality of quantization parameters based on the transform coefficients, at least one of the quantization parameters corresponding to each respective one of the blocks and (C) generating an output signal by deblocking the input signal based on the quantization parameters.


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