KR20050092440A - 강력한 모드의 스태거캐스팅 - Google Patents
강력한 모드의 스태거캐스팅 Download PDFInfo
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- KR20050092440A KR20050092440A KR1020057013499A KR20057013499A KR20050092440A KR 20050092440 A KR20050092440 A KR 20050092440A KR 1020057013499 A KR1020057013499 A KR 1020057013499A KR 20057013499 A KR20057013499 A KR 20057013499A KR 20050092440 A KR20050092440 A KR 20050092440A
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- Engineering & Computer Science (AREA)
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Abstract
Description
Claims (14)
- 스태거캐스팅(staggercasting) 방법으로서,콘텐츠를 나타내는 제 1 신호를 인코딩하는 단계와,상기 제 1 인코딩된 콘텐츠를 나타내는 신호의 인코딩보다 상대적으로 더 강력한 인코딩을 사용하여 상기 콘텐츠를 나타내는 제 2 신호를 인코딩하는 단계와,상기 제 1 및 제 2 인코딩된 신호를 포함하는 복합 신호를 생성하는 단계로서, 상기 제 1 및 제 2 인코딩된 신호 중 하나는 다른 하나의 인코딩된 신호에 대해 지연되는, 복합 신호 생성 단계와,만약 상기 복합 신호에서 에러가 검출된다면, 상기 콘텐츠를 재생하기 위해 상기 지연되지 않은 인코딩된 신호를 디코딩하고, 그렇지 않고 상기 복합 신호에서 에러가 검출되지 않는다면, 상기 지연된 인코딩된 신호를 디코딩하는 단계를,포함하는, 스태거캐스팅 방법.
- 제 1항에 있어서, 상기 제 1 및 제 2 콘텐츠를 나타내는 신호를 인코딩하는 상기 단계는 상기 콘텐츠를 나타내는 신호를 소스 인코딩하는 단계와, 상기 소스 인코딩된 콘텐츠를 나타내는 신호를 시스템 인코딩하는 단계와, 상기 시스템 및 소스 인코딩된 콘텐츠를 나타내는 신호를 채널 인코딩하는 단계를 포함하는, 스태거캐스팅 방법.
- 제 2항에 있어서, 상기 제 1 콘텐츠를 나타내는 신호를 채널 인코딩하는 상기 단계는 8-VSB 변조를 사용하여 상기 소스 및 시스템 인코딩된 콘텐츠를 나타내는 신호를 변조하는 단계를 포함하는, 스태거캐스팅 방법.
- 제 3항에 있어서, 상기 제 1 콘텐츠를 나타내는 신호를 소스 인코딩하는 상기 단계는 MPEG2 인코딩을 사용하여 상기 콘텐츠를 나타내는 신호를 인코딩하는 단계를 포함하고;상기 제 1 콘텐츠를 나타내는 신호를 시스템 인코딩하는 상기 단계는 MPEG2 포맷 패킷을 사용하여 상기 소스 인코딩된 콘텐츠를 나타내는 신호를 패킷화하는 단계를 포함하는, 스태거캐스팅 방법.
- 제 2항에 있어서, 상기 제 2 콘텐츠를 나타내는 신호를 채널 인코딩하는 상기 단계는 4-VSB 또는 2-VSB 변조 중 하나를 사용하여 상기 소스 및 시스템 인코딩된 콘텐츠를 나타내는 신호를 변조하는 단계를 포함하는, 스태거캐스팅 방법.
- 제 5항에 있어서, 상기 제 2 콘텐츠를 나타내는 신호를 소스 인코딩하는 상기 단계는 JVT 인코딩을 사용하여 상기 콘텐츠를 나타내는 신호를 인코딩하는 단계를 포함하고;상기 제 2 콘텐츠를 나타내는 신호를 시스템 인코딩하는 상기 단계는 MPEG2 포맷 패킷을 사용하여 상기 소스 인코딩된 콘텐츠를 나타내는 신호를 패킷화하는 단계를 포함하는, 스태거캐스팅 방법.
- 제 1항에 있어서, 상기 제 1 콘텐츠를 나타내는 신호를 인코딩하는 상기 단계는 역호환성(backwards compatible)이 있는 제 1 인코딩된 신호를 생성하는 단계를 포함하고;복합 신호를 생성하는 상기 단계는 상기 제 2 인코딩된 신호를 상기 제 1 인코딩된 신호에 대해 지연시키는 단계를 포함하는, 스태거캐스팅 방법.
- 스태거캐스팅 수신기로서,제 1 인코딩된 콘텐츠를 나타내는 신호와, 상기 제 1 인코딩된 콘텐츠를 나타내는 신호의 인코딩보다도 상대적으로 좀더 강력한 인코딩을 사용하여 제 2 인코딩된 콘텐츠를 나타내는 신호를 포함하는 복합 신호를 수신할 수 있는 입력 단자로서, 상기 제 1 인코딩된 신호는 상기 제 2 인코딩된 신호에 대해 지연되는, 입력 단자와;수신된 제 1 인코딩된 신호와 수신된 제 2 인코딩된 신호를 추출하고, 상기 복합 신호에서 에러를 표시하는 신호를 생성하기 위해, 상기 입력 단자에 결합되는 디멀티플렉서와;상기 복합 신호에 에러가 검출된다면, 상기 수신된 제 2 인코딩된 신호를 디코딩하고, 그렇지 않고 에러가 검출되지 않는다면, 상기 수신된 제 1 지연되고 인코딩된 신호를 디코딩하기 위해, 상기 디멀티플렉서에 결합되고 상기 에러 신호에 응답하는 디코더를,포함하는, 스태거캐스팅 수신기.
- 제 8항에 있어서, 상기 디코더는 8-VSB 복조를 사용하여 상기 수신된 제 1 인코딩된 신호를 복조하기 위해 상기 수신된 제 1 인코딩된 신호에 응답하는 채널 디코더를 포함하는, 스태거캐스팅 수신기.
- 제 9항에 있어서, 상기 디코더는:MPEG2 패킷 포맷을 사용하여 상기 채널 디코딩되고 수신된 제 1 인코딩된 신호를 패킷해제(depacketizing)하기 위해 상기 채널 디코더에 결합된 시스템 디코더와;MPEG2 디코딩을 사용하여 상기 채널 및 시스템 디코딩되고 수신된 제 1 인코딩된 신호를 디코딩하기 위해 상기 시스템 디코더에 결합된 소스 디코더를 더 포함하는, 스태거캐스팅 수신기.
- 제 8항에 있어서, 상기 디코더는 4-VSB 또는 2-VSB 복조 중 하나를 사용하여 상기 수신된 제 2 인코딩된 신호를 복조하기 위해 상기 수신된 제 2 인코딩된 신호에 응답하는 채널 디코더를 포함하는, 스태거캐스팅 수신기.
- 제 9항에 있어서, 상기 디코더는:MPEG2 패킷 포맷을 사용하여 상기 채널 디코딩되고 수신된 제 2 인코딩된 신호를 패킷해제하기 위해 상기 채널 디코더에 결합되는 시스템 디코더와;JVT 디코딩을 사용하여 상기 채널 및 시스템 디코딩되어 수신된 제 2 인코딩된 신호를 디코딩하기 위해 상기 시스템 디코더에 결합되는 소스 디코더를 더 포함하는, 스태거캐스팅 수신기.
- 스태거캐스팅된 신호를 처리하기 위한 방법으로서,제 1 인코딩된 콘텐츠를 나타내는 신호와, 상기 제 1 인코딩된 콘텐츠를 나타내는 신호의 인코딩보다 상대적으로 좀더 강력한 인코딩을 사용하는 제 2 인코딩된 콘텐츠를 나타내는 신호를 포함하는 복합 신호를 수신하는 단계와;수신된 제 1 인코딩된 신호와 수신된 제 2 인코딩된 신호를 추출하는 단계와;상기 복합 신호에서 에러를 표시하는 신호를 생성하는 단계와;상기 복합 신호에서 에러가 검출된다면, 상기 수신된 제 2 인코딩된 신호를 디코딩하는 단계와;그렇지 않고, 에러가 검출되지 않는다면, 상기 수신된 제 1 지연되어 인코딩된 신호를 디코딩하는 단계를,포함하는, 스태거캐스팅된 신호를 처리하기 위한 방법.
- 제 12항에 있어서, 상기 인코딩된 제 1 및 제 2 신호는 채널 인코딩되는, 스태거캐스팅된 신호를 처리하기 위한 방법.
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KR1020057013677A KR100991705B1 (ko) | 2003-01-28 | 2004-01-26 | 콘텐츠를 저장하는 강력한 모드의 스태거캐스팅 |
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KR1020057013677A KR100991705B1 (ko) | 2003-01-28 | 2004-01-26 | 콘텐츠를 저장하는 강력한 모드의 스태거캐스팅 |
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KR101420894B1 (ko) * | 2007-01-04 | 2014-07-17 | 톰슨 라이센싱 | 고레벨 신택스를 이용한 멀티 뷰 코딩된 비디오 내의 비디오 에러 은닉을 위한 방법 및 장치 |
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