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:
Jul. 05, 2005
Filed:
Nov. 12, 2001
Applicant:
Serge Gaumain, Yverdon, CH;
Inventor:
Serge Gaumain, Yverdon, CH;
Assignee:
NagraCard S.A., , CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K007/08 ;
U.S. Cl.
CPC ...
Abstract
The security modules used in pay television and in other applications are intended to develop and thus to be replaced. In order to promote the replacement of a previous generation by a new one, the method according to the invention consists in sending by a control center in the data stream a replacement prompt command including the minimal characteristics of the security module of the new generation, establishing the characteristics of the security module being used, and comparing with the minimal characteristics defined by the received command, and according to the results of this comparison, prompting the user to replace the security module.