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 9749638 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 29, 2017

Filed:

Apr. 28, 2011
Applicant:

Wei Jia, San Jose, CA (US);

Inventor:

Wei Jia, San Jose, CA (US);

Assignee:

GOOGLE INC., Mountain View, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/66 (2006.01); H04N 7/12 (2006.01); H04N 11/02 (2006.01); H04N 11/04 (2006.01); H04N 19/147 (2014.01); H04N 19/164 (2014.01); H04N 19/136 (2014.01); H04N 19/154 (2014.01);
U.S. Cl.
CPC ...
H04N 19/147 (2014.11); H04N 19/136 (2014.11); H04N 19/154 (2014.11); H04N 19/164 (2014.11);
Abstract

A system and method for encoding a video signal having a sequence of frames including a reference frame and a current frame is disclosed. The method includes encoding at a least a portion of the reference frame using a low-quality encoding scheme and encoding the current frame using the reference frame so that the encoded current frame includes at least one pixel encoded using the low-quality encoding scheme. The method also includes identifying a portion of the encoded current frame that includes at least one pixel encoded using the low-quality encoding scheme. The method also includes encoding the identified portion of the current frame using a high-quality encoding scheme.


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