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. 02, 2013
Filed:
Dec. 15, 2008
Soon-heung Jung, Daejeon, KR;
Jeong Ju Yoo, Daejeon, KR;
Jin Woo Hong, Daejeon, KR;
Kwang-deok Seo, Daejeon, KR;
Jae-hyung Hwang, Daejeon, KR;
Soon-Heung Jung, Daejeon, KR;
Jeong Ju Yoo, Daejeon, KR;
Jin Woo Hong, Daejeon, KR;
Kwang-Deok Seo, Daejeon, KR;
Jae-Hyung Hwang, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A method and an apparatus for maintaining information security in a video multicasting service are provided. The method includes: generating a network abstraction layer unit using received video information; encrypting the network abstraction layer unit of the video information; realtime transport protocol (RTP) packetizing the encrypted network abstraction layer unit of the video information; recording unit format information and field information, included in the network abstraction layer of the video information being stored in a memory, in a header extension field of the RTP header; and transmitting the RTP packet including the encrypted video information to a routing device.