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.:

US 8239678 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 07, 2012

Filed:

Nov. 09, 2009
Applicants:

Jorge Cuellar, Baierbrunn, DE;

Hans-georg Köpken, Erlangen, DE;

Matthias Lenord, Bubenreuth, DE;

Monika Maidl, München, DE;

Inventors:

Jorge Cuellar, Baierbrunn, DE;

Hans-Georg Köpken, Erlangen, DE;

Matthias Lenord, Bubenreuth, DE;

Monika Maidl, München, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and a system for combining data with an apparatus which is provided for processing the data includes the following steps: (a) determining an identifier associated with the apparatus; (b) generating a first key by using the identifier and a second secret key, which is independent of the identifier; (c) generating a decryption algorithm to be used for the second key and providing the decryption algorithm to the apparatus; (d) encrypting a rights object, which allows access to the data, using the first key and the second secret key; (e) transmitting the data and the rights object to the apparatus; (f) decrypting the rights object with the apparatus by using the identifier associated with the apparatus and the decryption algorithm associated with the apparatus; and (g) decrypting the data using a key selected by a rights owner and included in the decrypted rights object.


Find Patent Forward Citations

Cuellar, Jorge. (2012). Method for combining data to be processed with a data-specific apparatus, and apparatus and computer program for implementing the method (U.S. Patent No. 8239678). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8239678

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