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. 25, 2019

Filed:

Jun. 03, 2014
Applicant:

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

Inventor:

Steven J. Reynolds, Littleton, CO (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 29/12 (2006.01); H04N 21/258 (2011.01); H04N 21/426 (2011.01); H04N 21/647 (2011.01);
U.S. Cl.
CPC ...
H04N 21/42684 (2013.01); H04L 61/00 (2013.01); H04L 63/08 (2013.01); H04N 21/25816 (2013.01); H04N 21/647 (2013.01);
Abstract

A multiple-identity secure device (MISD) persistently stores a single identification code (a 'seed identity'). The seed identity need not be a network address, and may be stored in an integral memory of the device, or on an interchangeable card received in a physical interface of the MISD. The MISD is provided with a transformation engine, in hardware or software form, that is subsequently used to generate one or more unique identities (e.g., network addresses) from the stored seed identity using predefined logic. The generated identities may be dynamically generated, e.g., in real-time as needed after deployment of a device into possession of a subscriber/customer/user, etc., or may be securely stored in the MISD for subsequent retrieval. The transformation engine may generate a unique identity in accordance with an addressing scheme identified as a default setting, a global/network setting, or as determined from a received data transmission.


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