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. 06, 2023

Filed:

Nov. 29, 2021
Applicant:

Comcast Cable Communications, Llc, Philadelphia, PA (US);

Inventors:

Joseph Franz, Mountain View, CA (US);

Dhurv Garg, Austin, TX (US);

Assignees:

Comcast Cable Communications, LLC, Philadelphia, PA (US);

NBCUniversal Media, LLC, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/44 (2011.01); H04N 21/81 (2011.01); H04N 21/442 (2011.01); H04N 21/4402 (2011.01); H04N 21/845 (2011.01);
U.S. Cl.
CPC ...
H04N 21/44016 (2013.01); H04N 21/4402 (2013.01); H04N 21/44204 (2013.01); H04N 21/812 (2013.01); H04N 21/8456 (2013.01);
Abstract

A data stream, such as a video stream, may comprise one or more event trigger messages indicating an upcoming event in the stream. The time (e.g., pre-roll time) between the event trigger message and its corresponding event may be modified, based on rules, to provide a network operator, service provider or downstream recipient more (or less) time to prepare for the event. This may be accomplished by moving the event trigger to an earlier (or later) location in the stream, and/or editing the event trigger to indicate the different pre-roll time.


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