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 8462274 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 11, 2013

Filed:

May. 25, 2011
Applicants:

Advait Madhav Mogre, Sunnyvale, CA (US);

Darren Neuman, Palo Alto, CA (US);

Brian Schoner, Fremont, CA (US);

Inventors:

Advait Madhav Mogre, Sunnyvale, CA (US);

Darren Neuman, Palo Alto, CA (US);

Brian Schoner, Fremont, CA (US);

Assignee:

Broadcom Corporation, Irvine, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/21 (2006.01); H04N 5/202 (2006.01); G06K 9/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

Systems and methods in accordance with embodiments of the present invention are provided to compensate for the 'envelope effect' that appears to an end user as a result of the sampling and digital processing of near-Nyquist frequency components of a video information signal. Embodiments of the present invention improve image quality by effectively nullifying gamma correction in areas where the envelope effect exists, enabling the human eye to perceive the displayed signal without the envelope effect.


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Mogre, Advait. (2013). Systems and methods for mitigating visible envelope effects (U.S. Patent No. 8462274). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8462274

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