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:
Aug. 29, 2023
Filed:
Nov. 18, 2021
Nagravision S.a., Cheseaux-sur-Lausanne, CH;
Philippe Desarzens, Bussigny, CH;
Fabien Gremaud, Chatel-St-Denis, CH;
Jean-Luc Bussy, Cossonay-Ville, CH;
NAGRAVISION S.A., Cheseaux-sur-Lausanne, CH;
Abstract
The present invention relates to a system for rendering a content, the rendering of which is subject to conditional access security conditions. A system is described, comprising a host device and a detachable security device, the security device configured to decrypt the encrypted content, re-encrypt it under a local key and to deliver the re-encrypted content to the host device while ensuring that the host device applies or otherwise enforces any conditions associated with the rendering of the content.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile