KR20000031860A - 디지털 데이터 스트림 기록방법 및 그 장치 - Google Patents
디지털 데이터 스트림 기록방법 및 그 장치 Download PDFInfo
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- KR20000031860A KR20000031860A KR1019980048096A KR19980048096A KR20000031860A KR 20000031860 A KR20000031860 A KR 20000031860A KR 1019980048096 A KR1019980048096 A KR 1019980048096A KR 19980048096 A KR19980048096 A KR 19980048096A KR 20000031860 A KR20000031860 A KR 20000031860A
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Abstract
Description
Claims (14)
- 수신되는 디지털 데이터 스트림을 기록매체상에 기록하는 방법에 있어서,기록되는 디지털 데이터 스트림에 포함된 랜덤 액세스 정보를 검출하는 제 1단계; 및상기 검출되는 랜덤 액세스 정보에 근거하여 상기 데이터 스트림의 기록단위체를 구획하여 기록하는 제 2단계를 포함하여 구성되는 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 제 1항에 있어서,상기 구획되어 기록되는 데이터 스트림의 기록단위체에 대한 크기정보 및 기록시간정보를 생성하여 기록하는 제 3단계를 더 포함하여 이루어지는 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 제 2항에 있어서,상기 기록되는 기록단위체가 소정 개수에 도달하면 해당 기록단위체의 인덱스번호와, 그때까지 기록된 기록단위체들에 대한 누적 크기정보 및 누적시간정보를 생성하여 기록하는 제 4단계를 더 포함하여 이루어진 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 수신되는 디지털 데이터 스트림을 기록매체상에 기록하는 제 1단계;상기 기록되는 데이터 스트림에 랜덤 액세스 정보가 포함되어 있는지의 여부를 확인하는 제 2단계; 및상기 확인 결과에 따라, 상기 기록되는 데이터 스트림의 기록단위체를 달리 구획하여 기록하는 제 3단계를 포함하여 구성되는 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 제 4항에 있어서,상기 제 2단계는, 상기 기록되는 데이터 스트림의 일정 구간내에 포함된 전송 스트림 패킷에서 랜덤 액세스 정보를 검출하는 단계; 및상기 검출 결과에 따라 랜덤 액세스 정보의 포함 여부를 결정하는 단계를 포함하여 이루어지는 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 제 4항 또는 제 5항에 있어서,상기 제 2단계에서 데이터 스트림에 랜덤 액세스 정보가 포함되어 있는 것으로 확인되는 경우,상기 제 3단계는,상기 기록되는 데이터 스트림에 포함된 랜덤 액세스 정보를 검출하는 단계; 및상기 검출되는 랜덤 액세스 정보에 근거하여 상기 데이터 스트림의 기록단위체를 구획하여 기록하는 단계를 포함하여 구성되는 것을 특징으로하는 디지털 데이터 스트림 기록방법.
- 제 4항 또는 제 5항에 있어서,상기 제 2단계에서 데이터 스트림에 랜덤 액세스 정보가 포함되어 있지 않은 것으로 확인되는 경우,상기 제 3단계는, 상기 기록되는 데이터 스트림을 일정 구획단위의 기록단위체로 구획하여 기록하는 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 제 7항에 있어서,상기 일정 구획 단위는, 상기 데이터 스트림을 기록하는 시간단위인 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 제 4항 또는 제 5항에 있어서,상기 기록되는 데이터 스트림의 기록단위체의 구획유형 식별정보를 생성하여 기록하는 제 4단계를 포함하여 구성되는 것을 특징으로 하는 디지털 데이터 스트림 기록방법.
- 수신되는 디지털 데이터 스트림에서 랜덤 액세스 정보를 검출하는 검출수단;상기 검출된 랜덤 액세스 정보에 근거하여 상기 데이터 스트림에 대한 기록단위체를 구획하여 기록매체상에 기록하는 기록수단; 및상기 기록되는 기록단위체에 대응하는 관리정보를 생성하여 상기 기록수단으로 하여금 기록케하는 제어수단을 포함하여 구성되는 것을 특징으로 하는 디지털 방송 데이터 스트림 기록장치.
- 기록매체상에 기록된 디지털 데이터 스트림을 탐색하는 방법에 있어서,설정 입력되는 탐색시각을 확인하는 제 1단계;상기 확인된 탐색시각에 대응하는 기록 데이터 스트림에 대한 기록단위체 구획유형 정보를 검출하여 확인하는 제 2단계;상기 검출된 기록단위체 구획유형에 따라 목표 탐색위치를 결정하는 제 3단계;상기 결정된 목표 탐색위치부터 기록 데이터 스트림을 독출하여 재생하는 제 4단계를 포함하여 이루어진 것을 특징으로 하는 기록 디지털 데이터 스트림의 탐색방법.
- 제 11항에 있어서,상기 기록단위체 구획유형 정보는, 상기 데이터 스트림에 포함된 랜덤 액세스 정보에 근거하여 데이터 스트림의 기록단위체가 구획된 것인지, 또는 상기 데이터 스트림이 일정 시간단위의 기록단위체로 구획된 것인지를 표시하는 정보인 것을 특징으로 하는 기록 디지털 데이터 스트림의 탐색방법.
- 제 12항에 있어서,상기 제 2단계에서 상기 데이터 스트림이 랜덤 액세스 정보에 근거한 기록단위체로 구획된 것으로 확인되는 경우,상기 제 3단계는, 상기 목표 탐색위치를, 상기 탐색시각에 대응하는 기록단위체가 기록되는 첫번째 섹터로 결정하는 것을 특징으로 하는 기록 디지털 데이터 스트림의 탐색방법.
- 제 12항에 있어서,상기 제 2단계에서 상기 데이터 스트림이 일정 시간단위의 기록단위체로 구획된 것으로 확인되는 경우,상기 제 3단계는, 상기 목표 탐색위치를, 상기 탐색시각에 대응하는 기록단위체내에서 전송스트림 도달시각정보를 갖는 전송 스트림 패킷으로 결정하는 것을 특징으로 하는 기록 디지털 데이터 스트림의 탐색방법.
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
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KR10-1998-0048096A KR100345235B1 (ko) | 1998-11-08 | 1998-11-08 | 디지털데이터스트림기록방법및그장치 |
US09/435,608 US6470135B1 (en) | 1998-11-08 | 1999-11-08 | Method and apparatus for recording digital data streams |
JP31751299A JP3363117B2 (ja) | 1998-11-08 | 1999-11-08 | デジタルデータストリーム記録方法及び再生方法、そしてその装置 |
US10/232,706 US6925247B2 (en) | 1998-11-08 | 2002-09-03 | Method and apparatus for recording digital data streams |
US10/651,036 US7313314B2 (en) | 1998-11-08 | 2003-08-29 | Recording medium, method and apparatus for providing management information |
US10/728,856 US7356243B2 (en) | 1998-11-08 | 2003-12-08 | Recording medium, method and apparatus for recording digital data streams |
US11/483,158 US8103147B2 (en) | 1998-11-08 | 2006-07-10 | Recording medium, method and apparatus for providing management information |
US11/482,806 US8000579B2 (en) | 1998-11-08 | 2006-07-10 | Recording medium, method and apparatus for providing management information |
US11/980,645 US8676029B2 (en) | 1998-11-08 | 2007-10-31 | Recording medium, method and apparatus for recording and/or reproducing digital data streams |
US12/003,363 US8050534B2 (en) | 1998-11-08 | 2007-12-21 | Recording medium, method and apparatus for providing management information |
US12/003,356 US8027564B2 (en) | 1998-11-08 | 2007-12-21 | Recording medium, method and apparatus for providing management information |
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KR10-1998-0048096A KR100345235B1 (ko) | 1998-11-08 | 1998-11-08 | 디지털데이터스트림기록방법및그장치 |
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1998
- 1998-11-08 KR KR10-1998-0048096A patent/KR100345235B1/ko not_active IP Right Cessation
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1999
- 1999-11-08 US US09/435,608 patent/US6470135B1/en not_active Expired - Lifetime
- 1999-11-08 JP JP31751299A patent/JP3363117B2/ja not_active Expired - Fee Related
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2002
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2003
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2006
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Cited By (6)
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KR100575539B1 (ko) * | 1998-12-15 | 2006-09-27 | 엘지전자 주식회사 | 기록 디지털 데이터 스트림 기록방법 및 탐색방법8 |
KR100695657B1 (ko) * | 1999-03-19 | 2007-03-16 | 소니 가부시끼 가이샤 | 기록 장치, 기록 방법, 재생 장치, 재생 방법 및 기록 매체 |
KR100605182B1 (ko) * | 2000-02-17 | 2006-07-28 | 엘지전자 주식회사 | 재기록 가능 기록매체의 오디오 데이터 기록 및 재생방법 |
KR100823244B1 (ko) * | 2001-07-21 | 2008-04-21 | 삼성전자주식회사 | 텔레비전에서의 저장 매체를 이용한 방송신호 검색 장치및 방법 |
KR20030087193A (ko) * | 2002-05-07 | 2003-11-14 | 엘지전자 주식회사 | 멀티 채널 방송 스트림의 기록 관리방법 |
KR100742674B1 (ko) * | 2002-06-28 | 2007-07-25 | 샤프 가부시키가이샤 | 화상데이터 전송시스템, 그의 화상데이터 송신장치, 및그의 화상데이터 수신장치 |
Also Published As
Publication number | Publication date |
---|---|
US20040047598A1 (en) | 2004-03-11 |
JP3363117B2 (ja) | 2003-01-08 |
US7313314B2 (en) | 2007-12-25 |
JP2000152184A (ja) | 2000-05-30 |
US8103147B2 (en) | 2012-01-24 |
US6925247B2 (en) | 2005-08-02 |
US7356243B2 (en) | 2008-04-08 |
US20040081432A1 (en) | 2004-04-29 |
US20080175560A1 (en) | 2008-07-24 |
US20080138048A1 (en) | 2008-06-12 |
US8050534B2 (en) | 2011-11-01 |
US6470135B1 (en) | 2002-10-22 |
US8000579B2 (en) | 2011-08-16 |
KR100345235B1 (ko) | 2005-07-29 |
US8676029B2 (en) | 2014-03-18 |
US20030002856A1 (en) | 2003-01-02 |
US20060251393A1 (en) | 2006-11-09 |
US20060251392A1 (en) | 2006-11-09 |
US20080175561A1 (en) | 2008-07-24 |
US8027564B2 (en) | 2011-09-27 |
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