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:
Jan. 19, 2021

Filed:

Dec. 19, 2018
Applicant:

Apical Limited, Cambridge, GB;

Inventors:

Maxim Novikov, Loughborough, GB;

Alexey Kornienko, Loughborough, GB;

Alexis Leonardo Lluis Gomez, Castle Donnington, GB;

Assignee:

Apical Limited, Cambridge, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/235 (2006.01); H04N 5/357 (2011.01); G06K 9/46 (2006.01); H04N 5/361 (2011.01);
U.S. Cl.
CPC ...
H04N 5/2353 (2013.01); G06K 9/4642 (2013.01); H04N 5/2351 (2013.01); H04N 5/2355 (2013.01); H04N 5/2356 (2013.01); H04N 5/357 (2013.01); H04N 5/361 (2013.01);
Abstract

A method of determining an exposure ratio for use with a multi-exposure image capture system operable to capture a first image of a scene with a first exposure and a second image of the scene with a second exposure shorter than the first exposure. The exposure ratio is a ratio of the first exposure to the second exposure. The method comprises obtaining image data representative of an image captured using an image sensor of the image capture system and setting the exposure ratio in dependence on a distribution of counts relating to values of a characteristic of respective pixels of the image and a weighting function which varies with the values of the characteristic.


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