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:
Dec. 02, 2014
Filed:
Apr. 12, 2013
General Instrument Corporation, Horsham, PA (US);
Niranjan R. Samant, Lansdale, PA (US);
Erik J. Elstermann, Carlsbad, CA (US);
Robert E. Mack, Collegeville, PA (US);
Erik C. Metz, Chalfont, PA (US);
Lawrence D. Vince, Lansdale, PA (US);
General Instrument Corporation, Horsham, PA (US);
Abstract
A media content broadcast blackout control method, comprising receiving a retune message requesting a blackout of a primary media content broadcast in specific regions, generating a playlist for each region comprising a content key wrapped in a region-specific media key, wherein the content key in the playlists for regions that are not subject to the blackout is configured to access the primary media content broadcast, and the content key in the playlists for regions that are subject to the blackout is configured to access an alternate media content broadcast, providing the playlists to client devices within each region, providing the primary media content broadcast to client devices whose region-specific media key unwraps the content key for the primary media content broadcast, and providing the alternate media content broadcast to client devices whose region-specific media key unwraps the content key for the alternate primary media content broadcast.