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:
Feb. 19, 2013
Filed:
Sep. 08, 2009
Jin Seok Yang, Daejeon, KR;
Young Seok Chung, Daejeon, KR;
Chang Su Hong, Gyeonggi-do, KR;
Jung Woo an, Seoul, KR;
Jong Jin Won, Daejeon, KR;
Jong Cheol Moon, Daejeon, KR;
Jin Seok Yang, Daejeon, KR;
Young Seok Chung, Daejeon, KR;
Chang Su Hong, Gyeonggi-do, KR;
Jung Woo An, Seoul, KR;
Jong Jin Won, Daejeon, KR;
Jong Cheol Moon, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A method of distributing an encoding/decoding program and a symmetric key in a security domain environment, and a device divider and data injector therefor are provided. The method includes selecting, at a highest-level security domain, an encoding/decoding program and a symmetric key to be distributed to a plurality of lower-level security domains; dividing the selected encoding/decoding program and the symmetric key into pieces as many as the number of lower-level security domains; and distributing the divided encoding/decoding program pieces and the symmetric key pieces to devices belonging to the lower-level security domains.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile