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:
Jun. 14, 2016

Filed:

Dec. 06, 2012
Applicant:

Avaya Inc., Basking Ridge, NJ (US);

Inventor:

Bengi Karacali-Akyamac, Bridgewater, NJ (US);

Assignee:

Avaya Inc., Basking Ridge, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/234 (2011.01); H04N 21/439 (2011.01); H04N 21/4788 (2011.01); H04N 21/647 (2011.01); H04N 21/63 (2011.01);
U.S. Cl.
CPC ...
H04N 21/23418 (2013.01); H04N 21/4394 (2013.01); H04N 21/4788 (2013.01); H04N 21/632 (2013.01); H04N 21/64738 (2013.01);
Abstract

System and method to calculate video frame delay in a video stream received by a telecommunications endpoint, the method including: locating reference features characteristic of content in the received video stream; calculating, by use of a processor, reduced reference features from the located reference features; receiving reduced reference features of a transmitted video stream, the transmitted video stream corresponding to the received video stream; calculating, by use of a processor, a received trajectory of the reduced reference features from the received video stream; calculating, by use of a processor, a transmitted trajectory of the reduced reference features from the transmitted video stream; and calculating, by use of a processor, video frame delay as a time shift between the received trajectory and the transmitted trajectory.


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