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:
Apr. 25, 2023

Filed:

May. 21, 2021
Applicant:

Ford Global Technologies, Llc, Dearborn, MI (US);

Inventors:

Ali Hassani, Ann Arbor, MI (US);

Hafiz Malik, Canton, MI (US);

Jonathan Diedrich, Carleton, MI (US);

Alexandra Taylor, Harbor Springs, MI (US);

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06V 40/10 (2022.01); G06V 10/56 (2022.01); G06F 18/22 (2023.01); G06F 18/214 (2023.01); G06F 18/21 (2023.01);
U.S. Cl.
CPC ...
G06V 40/10 (2022.01); G06F 18/214 (2023.01); G06F 18/217 (2023.01); G06F 18/22 (2023.01); G06V 10/56 (2022.01);
Abstract

A computer, including a processor and a memory, the memory including instructions to be executed by the processor to divide each of one or more images acquired by a camera into a plurality of zones, determine respective camera noise values for respective zones based on the one or more images, determine one or more zone expected values for the one or more images by summing camera noise values multiplied by scalar coefficients for each zone and normalizing the sum by dividing by a number of zones in the plurality of zones, and determine a source of the camera as being one of the same camera or an unknown camera based on comparing the one or more zone expected values to previously acquired expected zone values.


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