发明授权
US07647607B2 Viewing limit apparatus, viewing limit system, and viewing limit program 失效
查看限制装置,观看限制系统和观看限制程序

  • 专利标题: Viewing limit apparatus, viewing limit system, and viewing limit program
  • 专利标题(中): 查看限制装置,观看限制系统和观看限制程序
  • 申请号: US10481407
    申请日: 2002-07-11
  • 公开(公告)号: US07647607B2
    公开(公告)日: 2010-01-12
  • 发明人: Toyoaki Unemura
  • 申请人: Toyoaki Unemura
  • 申请人地址: JP Osaka
  • 专利权人: Panasonic Corporation
  • 当前专利权人: Panasonic Corporation
  • 当前专利权人地址: JP Osaka
  • 代理机构: Greenblum & Bernstein PLC
  • 优先权: JP2001-214978 20010716; JP2001-225921 20010726; JP2002-185953 20020626
  • 国际申请: PCT/JP02/07083 WO 20020711
  • 国际公布: WO03/009594 WO 20030130
  • 主分类号: H04N7/16
  • IPC分类号: H04N7/16 H04N7/173 G06F3/00
Viewing limit apparatus, viewing limit system, and viewing limit program
摘要:
First rating information, together with a television broadcasting signal, is transmitted, and second rating information, together with electronic program guide information, is transmitted. A controller extracts the first rating information from video data decoded by a video decoder, and extracts the second rating information from EPG data decoded by an EPG processor. At the time of reserving a program, it is judged whether or not the program can be reserved by restricting viewing on the basis of the second rating information, and the result of the judgment is displayed on a program reservation setting guide.
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