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:
Sep. 10, 2024

Filed:

Aug. 16, 2022
Applicant:

Arm Limited, Cambridge, GB;

Inventors:

Dumidu Sanjaya Talagala, Coventry, GB;

Alexis Leonardo Lluis Gomez, Chelford, GB;

Matthew Adam Hellewell, Whaley Bridge, GB;

Maxim Novikov, Manchester, GB;

Assignee:

Arm Limited, Cambridge, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 23/73 (2023.01); G06T 5/92 (2024.01);
U.S. Cl.
CPC ...
H04N 23/73 (2023.01); G06T 5/92 (2024.01); G06T 2207/20172 (2013.01);
Abstract

A method for processing an image. The method comprises receiving intensity values for each of a plurality of images captured by an image sensor during a detection window. The method comprises identifying, using the intensity values, one or more transitions occurring during the detection window, the one or more transitions each comprising a transition between an image in which a maximum clipping criterion is not satisfied and an image in which the maximum clipping criterion is satisfied. The method comprises, based on the identified transitions, at least one of: adjusting an exposure level of the image sensor; and determining a tonemapping function having a tonemapping strength, and applying the tonemapping function to the intensity values of a current image to generate tonemapped intensity values, wherein the image sensor has a current exposure level when the current image is captured.


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