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:
Sep. 30, 2025
Filed:
Apr. 01, 2024
Applicant:
Comcast Cable Communications, Llc, Philadelphia, PA (US);
Inventor:
Gary Michael Rekstad, Jr., Langhorne, PA (US);
Assignee:
Comcast Cable Communications, LLC, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/43 (2011.01); H04N 7/01 (2006.01); H04N 21/235 (2011.01);
U.S. Cl.
CPC ...
H04N 21/43072 (2020.08); H04N 7/014 (2013.01); H04N 21/235 (2013.01);
Abstract
Systems, methods, and apparatuses are described for detecting synchronization errors between audio and video signals. Scene changes may be detected based on anchor frames. Offsets between a scene change in a video signal and a reduced audio level or burst of high audio level in the audio signal may indicate a synchronization error.