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:
Oct. 27, 2015

Filed:

Apr. 24, 2008
Applicants:

Petr Peterka, San Diego, CA (US);

Alexander Medvinsky, San Diego, CA (US);

Paul Moroney, Olivenhain, CA (US);

Rafie Shamsaasef, San Diego, CA (US);

Inventors:

Petr Peterka, San Diego, CA (US);

Alexander Medvinsky, San Diego, CA (US);

Paul Moroney, Olivenhain, CA (US);

Rafie Shamsaasef, San Diego, CA (US);

Assignee:

Google Technology Holdings LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 20/00 (2006.01); G11B 27/30 (2006.01); H04N 7/167 (2011.01); H04N 21/254 (2011.01); H04N 21/4147 (2011.01); H04N 21/436 (2011.01); H04N 21/4367 (2011.01); H04N 21/4408 (2011.01); H04N 21/4627 (2011.01); H04N 21/835 (2011.01); H04N 21/8355 (2011.01); H04N 21/845 (2011.01);
U.S. Cl.
CPC ...
G11B 20/00086 (2013.01); G11B 20/0021 (2013.01); G11B 20/00166 (2013.01); G11B 20/00507 (2013.01); G11B 20/00731 (2013.01); G11B 27/30 (2013.01); H04N 7/1675 (2013.01); H04N 21/2541 (2013.01); H04N 21/4147 (2013.01); H04N 21/4367 (2013.01); H04N 21/43615 (2013.01); H04N 21/43622 (2013.01); H04N 21/4408 (2013.01); H04N 21/4627 (2013.01); H04N 21/835 (2013.01); H04N 21/8355 (2013.01); H04N 21/8456 (2013.01); G11B 2220/2516 (2013.01);
Abstract

A process may be utilized by the DVR. The process receives a plurality of segments of a set of content and a plurality of corresponding content rule sets. Further, the process provides one or more instructions to record and encrypt the plurality of segments of the set of content on a storage medium. In addition, the process provides the plurality of content rule sets to the DRM component to be inserted into a locally generated and secured content license associated with the encryption of the set of content. The secured content license includes a master key and a list of the plurality of corresponding content rule sets that have been received in order of reception. The process receives a plurality of marker tokens from the DRM component in order to facilitate trick mode playback.


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