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:
Nov. 16, 2010
Filed:
Feb. 10, 2006
Raynold M. Kahn, Los Angeles, CA (US);
Gregory J. Gagnon, Torrance, CA (US);
David D. Ha, San Gabriel, CA (US);
Dennis R. Flaharty, Irvine, CA (US);
Raynold M. Kahn, Los Angeles, CA (US);
Gregory J. Gagnon, Torrance, CA (US);
David D. Ha, San Gabriel, CA (US);
Dennis R. Flaharty, Irvine, CA (US);
The DIRECTV Group, Inc., El Segundo, CA (US);
Abstract
An apparatus and method for transmission security is presented. In one embodiment, the apparatus comprises a receiver communicatively coupleable to an identifiable replaceable conditional access module (CAM) identified by an identification to enable reception of the service, and an authenticator controlling the operability of the receiver according to a comparison between the identification and a list comprising an identification of a plurality of CAMs, wherein the authenticator renders the receiver inoperable according to the comparison.