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.:
Date of Patent:
Sep. 27, 2016
Filed:
Jan. 18, 2015
Applicants:
Kwai-lee Pang, HsinChu, TW;
Sai-mun Lee, HsinChu, TW;
Inventors:
Kwai-Lee Pang, HsinChu, TW;
Sai-Mun Lee, HsinChu, TW;
Assignee:
PixArt Imaging (Penang) SDN. BHD., Penang, MY;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/335 (2011.01); H04N 9/68 (2006.01); H04N 5/357 (2011.01); H04N 5/217 (2011.01); H04N 5/355 (2011.01);
U.S. Cl.
CPC ...
H04N 5/3572 (2013.01); H04N 5/2173 (2013.01); H04N 5/3559 (2013.01);
Abstract
The present invention discloses a method for pixel image non-uniformity compensation. The method including the steps of: first, receiving an input image by an image sensor having a plurality of pixels, wherein each pixel includes a variable capacitor; next, calculating brightness information of at least a portion of the pixels; and further, trimming the capacitances of the variable capacitors in the portion of pixels respectively according to the brightness information.