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:
Mar. 30, 2010
Filed:
Mar. 12, 2004
Marc Vauclair, Leuven, BE;
Marc Vauclair, Leuven, BE;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A method, apparatus, and system for providing secure communication between a tamper resistant device () and a sink device () is disclosed. Encrypted content is received from a source device () at the tamper resistant device (), wherein the content has been encrypted using a first key. The content is decrypted using the decrypted first key. A second key is received at the tamper resistant device () from the sink device (), wherein the second key is encrypted using the public key of the tamper resistant device (). The second key is decrypted using the private key of the tamper resistant device (). The content is re-encrypted using the second key. The re-encrypted content is transmitted to the sink device ().