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. 25, 2018

Filed:

Sep. 05, 2014
Applicant:

Pixelworks, Inc., Portland, OR (US);

Inventors:

Tao Chen, Shanghai, CN;

Bob Zhang, Santa Clara, CA (US);

Assignee:

PIXELWORKS, INC., Portland, OR (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/36 (2013.01); G09G 3/3406 (2013.01); G09G 2320/0285 (2013.01); G09G 2320/0606 (2013.01); G09G 2360/144 (2013.01);
Abstract

A method includes determining a display backlight level based upon an ambient light level, using image content of incoming image data to adjust the display backlight level based upon image content to produce an image-compensated backlight value, and adjusting pixel values in the image data as needed based upon the image-compensated backlight value.


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