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.
Patent No.:
Date of Patent:
Jan. 23, 2018
Filed:
Apr. 04, 2014
Applicant:
Snell Limited, Reading, Berkshire, GB;
Inventor:
Michael James Knee, Petersfield, GB;
Assignee:
Snell Limited, Reading, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/117 (2014.01); H04N 19/176 (2014.01); H04N 19/14 (2014.01); H04N 19/182 (2014.01); H04N 19/82 (2014.01);
U.S. Cl.
CPC ...
H04N 19/117 (2014.11); H04N 19/14 (2014.11); H04N 19/176 (2014.11); H04N 19/182 (2014.11); H04N 19/82 (2014.11);
Abstract
A method of analyzing an array of pixel-to-pixel dissimilarity values to identify a pixel which has a low pixel-to-pixel dissimilarity value and which has neighboring pixels which have a low pixel-to-pixel dissimilarity value; the method comprising filtering the pixel-to-pixel dissimilarity values and varying the spatial extent of the filter aperture in dependence upon a picture spatial activity measure.