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. 04, 2012
Filed:
Dec. 28, 2009
Jiang Zhang, La Jolla, CA (US);
Kun-pei P. Chen, San Diego, CA (US);
Alexander Medvinsky, San Diego, CA (US);
Jiang Zhang, La Jolla, CA (US);
Kun-Pei P. Chen, San Diego, CA (US);
Alexander Medvinsky, San Diego, CA (US);
General Instrument Corporation, Horsham, PA (US);
Abstract
In a method for securing content in a system containing a security processor configured to control access to the content by a main processor, in which main processor being configured to send heartbeats to the security processor, a determination as to whether at least one heartbeat was received within a predicted time interval is made and in response to a determination that at least one heartbeat was not received with the predicted time interval, access to the content by the main processor is ceased.