发明授权
- 专利标题： Apparatus and method for controlling conversion of broadcasting program based on program protection information
- 专利标题（中）： 基于程序保护信息控制广播节目转换的装置和方法
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申请号： US13125778申请日： 2009-10-21
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公开(公告)号： US08750505B2公开(公告)日： 2014-06-10
- 发明人: 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
- 申请人： 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
- 申请人地址： KR Daejon KR Seoul KR Seoul KR Seoul KR Seoul
- 专利权人： Electronics and Telecommunications Research Institute,Korean Broadcasting System,Munhwa Broadcasting Corporation,Seoul Broadcasting System Co., Ltd.,Korea Educational Broadcasting System
- 当前专利权人： Electronics and Telecommunications Research Institute,Korean Broadcasting System,Munhwa Broadcasting Corporation,Seoul Broadcasting System Co., Ltd.,Korea Educational Broadcasting System
- 当前专利权人地址： KR Daejon KR Seoul KR Seoul KR Seoul KR Seoul
- 代理机构： Nelson Mullins Riley & Scarborough LLP
- 优先权： KR10-2008-0103862 20081022; KR10-2009-0013005 20090217
- 国际申请： PCT/KR2009/006097 WO 20091021
- 国际公布： WO2010/047532 WO 20100429
- 主分类号： H04L9/00
- IPC分类号： H04L9/00
摘要：
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.