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:
Dec. 29, 2020

Filed:

Sep. 06, 2019
Applicant:

Axis Ab, Lund, SE;

Inventors:

Thomas Winzell, Lund, SE;

Jesper Bengtsson, Lund, SE;

Anthony Hawkins, Lund, SE;

Assignee:

Axis AB, Lund, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 5/00 (2006.01); H04N 5/33 (2006.01);
U.S. Cl.
CPC ...
G06T 5/009 (2013.01); H04N 5/33 (2013.01); G06T 2207/10048 (2013.01); G06T 2207/20208 (2013.01);
Abstract

A method and a system for filtering thermal image data. The method comprises: capturing thermal image data by a thermal image detector; forming a signal distribution of intensity values; identifying a first part in the signal distribution of intensity values, the first part being a peak having an intensity width equal to or smaller than a predetermined intensity span being based on a resolution parameter of the thermal image detector; identifying a second part having an intensity width larger than the predetermined intensity span; determining an intensity range between the first part and the second part; and filtering, if the intensity range is larger than a predetermined minimum intensity range, the thermal image data by excluding thermal image data forming part of the first part.


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