Patents Assigned to KOREA EDUCATIONAL BROADCASTING SYSTEM
  • Apparatus and method for controlling conversion of broadcasting program based on program protection information
    Patent number: 8750505
    Abstract: Provided are an apparatus and method for controlling program conversion according to program protection information. The method for controlling conversion of a broadcasting program includes: demultiplexing a broadcasting program into broadcasting program data and program protection information; encrypting the broadcasting program data based on distribution condition of the program protection information when recordation of the broadcasting program data is requested; and recording the encrypted broadcasting program data.
    Type: Grant
    Filed: October 21, 2009
    Date of Patent: June 10, 2014
    Assignees: Electronics and Telecommunications Research Institute, Korean Broadcasting System, Munhwa Broadcasting Corporation, Seoul Broadcasting System Co., Ltd., Korea Educational Broadcasting System
    Inventors: Hyon-Gon Choo, Jeho Nam, Sangwoo Ahn, Jooyoung Lee, Moon-Kyun Oh, Jin-Woo Hong, Won-Sik Cheong, Sang-Kwon Shin, Keunsik Lee, Byung-Sun Kim, Hee-Young Jun, Sang-Gyou Lee, Sang-Jin Kim, Sung-Jun Ahn, Sung-Hwan Park, Jooho Song
  • APPARATUS AND METHOD FOR CONTROLLING CONVERSION OF BROADCASTING PROGRAM BASED ON PROGRAM PROTECTION INFORMATION
    Publication number: 20110261254
    Abstract: Provided are an apparatus and method for controlling program conversion according to program protection information. The method for controlling conversion of a broadcasting program includes: demultiplexing a broadcasting program into broadcasting program data and program protection information; encrypting the broadcasting program data based on distribution condition of the program protection information when recordation of the broadcasting program data is requested; and recording the encrypted broadcasting program data.
    Type: Application
    Filed: October 21, 2009
    Publication date: October 27, 2011
    Applicants: KOREAN BROADCASTING SYSTEM, MUNHWA BROADCASTING CORPORATION, ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, KOREA EDUCATIONAL BROADCASTING SYSTEM, SEOUL BROADCASTING SYSTEM CO., LTD.
    Inventors: Hyon-Gon Choo, Jeho Nam, Sangwoo Ahn, Jooyoung Lee, Moon-Kyun Oh, Jin-Woo Hong, Won-Sik Cheong, Sang-Kwon Shin, Keunsik Lee, Byung-Sun Kim, Hee-Young Jun, Sang-Gyou Lee, Sang-Jin Kim, Sung-Jun Ahn, Sung-Hwan Park, Jooho Song