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 9019401 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 28, 2015

Filed:

Feb. 26, 2013
Applicant:

GM Global Technology Operations Llc, Detroit, MI (US);

Inventor:

Neil David McKay, Chelsea, MI (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/265 (2006.01);
U.S. Cl.
CPC ...
H04N 5/265 (2013.01);
Abstract

A system for creating an image with a wide dynamic range includes an imaging unit, a processing unit and a control unit operatively connected to each other. The imaging unit is configured to acquire a plurality of images of a scene at respective exposure times such that each of the respective exposure times are different from one another. The images are each represented by a set of pixels, each defining a respective pixel intensity. The processing unit is configured to combine the plurality of images to produce a combined image based at least in part on weighting factors assigned to each pixel and a mapping graph.


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