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:
Nov. 24, 2020

Filed:

Jun. 21, 2016
Applicant:

Pirelli Tyre S.p.a., Milan, IT;

Inventors:

Alessandro Ghidotti Piovan, Imola, IT;

Valeriano Ballardini, Imola, IT;

Vincenzo Boffa, Milan, IT;

Fabio Regoli, Milan, IT;

Luigi Di Stefano, Bologna, IT;

Assignee:

PIRELLI TYRE S.p.A., Milan, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/88 (2006.01); G01N 21/956 (2006.01); G06T 7/00 (2017.01); G01M 17/02 (2006.01); G01N 21/952 (2006.01);
U.S. Cl.
CPC ...
G01M 17/027 (2013.01); G01N 21/8851 (2013.01); G06T 7/001 (2013.01); G01N 21/952 (2013.01); G01N 21/95607 (2013.01); G01N 2021/8887 (2013.01); G06T 2207/10152 (2013.01); G06T 2207/20036 (2013.01); G06T 2207/20216 (2013.01); G06T 2207/20224 (2013.01);
Abstract

Method and related apparatus for analysing a surface of a tyre, includes: acquiring one or more digital images of a surface portion having a pattern that includes a scheme that is repeated substantially equal thereto in a plurality of positions; identifying a plurality of first regions of said one or more digital images, each corresponding to a respective scheme sub-portion; identifying a respective plurality of regions homologous to each first region, wherein the respective scheme sub-portion is substantially identical to the respective scheme sub-portion of each first region; calculating a model of the respective scheme sub-portion, where each pixel is associated with a mean value of the values associated with the pixels of each first region and of the respective homologous regions having the same relative coordinates of said each pixel; and obtaining a pattern model using the calculated scheme sub-portion models.


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