Method of shutterless non-uniformity correction for infrared imagers

US9508124B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9508124-B2
Application numberUS-201514964165-A
CountryUS
Kind codeB2
Filing dateDec 9, 2015
Priority dateMar 15, 2013
Publication dateNov 29, 2016
Grant dateNov 29, 2016

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Abstract

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A method of correcting an infrared image including a plurality of pixels arranged in an input image array, a first pixel in the plurality of pixels having a first pixel value and one or more neighbor pixel with one or more neighbor pixel values. The first pixel and the one or more neighbor pixels are associated with an object in the image. The method includes providing a correction array having a plurality of correction pixel values, generating a corrected image array by adding the first pixel value to a correction pixel value in the correction array, and detecting edges in the corrected image array. The method also includes masking the detected edges in the corrected image array, updating the correction array, for each correction pixel value in the correction array and providing an output image array based on the correction array and the input image array.

First claim

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What is claimed is: 1. A method of correcting an infrared image, the method comprising: providing a processor; receiving the infrared image from a camera, the infrared image comprising a plurality of pixels arranged in an input image array, a first pixel in the plurality of pixels having a first pixel value and one or more neighbor pixels with one or more neighbor pixel values, wherein the first pixel and the one or more neighbor pixels are associated with an object in the image…

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What does patent US9508124B2 cover?
A method of correcting an infrared image including a plurality of pixels arranged in an input image array, a first pixel in the plurality of pixels having a first pixel value and one or more neighbor pixel with one or more neighbor pixel values. The first pixel and the one or more neighbor pixels are associated with an object in the image. The method includes providing a correction array having…
Who is the assignee on this patent?
Drs Network & Imaging Systems Llc
What technology area does this patent fall under?
Primary CPC classification G06T5/77. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Nov 29 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 3 related publications on this page (citations in our corpus or others sharing the same primary CPC).