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.:

US 9703869 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 11, 2017

Filed:

Aug. 05, 2014
Applicant:

Global File Systems Holdings, Llc;

Inventors:

Ravid Sagy, Beit Yitzhack, IL;

Norberto Meijome, Bexley North, AU;

Assignee:

Global File Systems Holdings, LLC, Sherman Oaks, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); H04N 21/835 (2011.01); H04L 29/06 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30864 (2013.01); G06F 17/30861 (2013.01); H04L 65/60 (2013.01); H04L 67/1095 (2013.01); H04N 21/835 (2013.01);
Abstract

A method obtains a first data item signature for a first data item, the first data item signature comprising an association between a plurality of synch points in the first data item and a corresponding plurality of block signatures. The process attempts to find one of the plurality of synch points in a second data item; and, if such a synch point is found, then a block signature of a corresponding block of bits in the second data item is determined by applying a hash function to the corresponding block of bits in the second data item. The process ascertains whether the synch point and corresponding block signature from the second data item correspond to a synch point and block signature in the first data item signature. If a predetermined number of synch points and corresponding block signatures match, the first and second data items are considered to match.


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Sagy, Ravid. (2017). Stream recognition and filtering (U.S. Patent No. 9703869). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9703869

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