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:
Nov. 19, 2013
Filed:
Oct. 13, 2010
Jin-young Moon, Daejeon, KR;
Moon-ok Choi, Cheongiu, KR;
Tae-in Hwang, Daejeon, KR;
Eul-hyun Paik, Daejeon, KR;
Kwang-roh Park, Daejeon, KR;
Jin-Young Moon, Daejeon, KR;
Moon-Ok Choi, Cheongiu, KR;
Tae-In Hwang, Daejeon, KR;
Eul-Hyun Paik, Daejeon, KR;
Kwang-Roh Park, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
The apparatus for dynamic update of a software-based IPTV conditional access system includes: a server master key manager managing a master key and encrypting a conditional access code ID; a conditional access server manager generating and managing a server list, linking and storing an update policy with the conditional access server IDs included in the server list, and controlling execution of the conditional access server; and a conditional access code download server generating an ID map of set of conditional access codes by combining the plurality of conditional access codes and the plurality of conditional access code IDs that are encrypted, and transmitting the ID map of set of conditional access codes and the conditional access code to a receiver.