JP2010186552A - ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、記録装置および再生装置 - Google Patents
ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、記録装置および再生装置 Download PDFInfo
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Abstract
【解決手段】DVD録再システムにおいては、セットトップボックス部STB83では、複数のトランスポートパケットからなるMPEGトランスポートストリームを受信し、トランスポートパケットに含まれる管理情報に所定の項目があるか否かを示すサポート情報がフォーマッタ部90で取りだされる。管理領域およびデータ領域を有する記録媒体にデータを記録するドライブ部51は、このサポート情報を前記管理領域に記録している。
【選択図】 図14
Description
*SCIに含まれるエントリポイント情報の数を記述したSC_EPI_Ns;
*セルが参照するSOBの数を記述したSOB_N;
*DVDストリーム記録PAT記述フォーマットによりセルの開始アプリケーションパケット到着時間(開始APAT)を記述したSC_S_APAT;
*DVDストリーム記録PAT記述フォーマットによりセルの終了アプリケーションパケット到着時間(終了APAT)を記述したSC_E_APAT(この終了APATは該当セルに属する最後のアプリケーションパケットのAPATである);
*少なくとも1つのSOBU境界(該当セルタイプC_TYのTEフィールドが「10b」)を含む「仮消去」状態のセルに対して、最初のSOBU(その始まりが仮消去状態セルに含まれるもの)の最初のアプリケーションパケットのAPATを記述したERA_S_APAT;
*少なくとも1つのSOBU境界(該当セルタイプC_TYのTEフィールドが「10b」)を含む「仮消去」状態のセルに対して、該当SOBU(仮消去状態セルのすぐ後に続くアプリケーションパケットを含むもの)の最初のアプリケーションパケットのAPATを記述したERA_E_APAT。
*レコードタイム622(情報記憶媒体に記録した年月日と時刻情報);
*トランスポートパケット属性623(トランスポートパケットに関する属性情報);
*ストリームブロックサイズ624(該当するストリームブロックのデータサイズ(ECCブロック数で記載));
*ストリームブロック時間差625(該当するストリームブロック内の時間範囲情報)。
[ストリームブロック時間差]=[ストリームブロック#2内で最初にくるタイムスタンプ値]−[タイムスタンプaの値]
で計算される。
(2)AUSM_pos(i+1)>AUEM_pos(i);
(3)もしi==AU_NsあるいはAUSM_pos(i+1)>1+AUEM_pos(i)なら、AU#iは、SOBU#[AUEM_pos(i)]で終了する(1≦i≦AU_Ns);
(4)もしAUSM_pos(i+1)==1+AUEM_pos(i)なら、AU#iは、SOBU#[AUEM_pos(i)]で終了する。あるいは
SOBU#[1+AUEM_pos(i)]==SOBU#[AuSM_pos(i+1)]のところで終了する。つまり、AU#iは、SOBU内においてAU#i+1が開始するところで終了する(1≦i≦AU_Ns)。
Claims (5)
- ストリームデータを記録するデータエリアおよびこのストリームデータの管理情報を記録する管理エリアを持つものであって、
トランスポートパケットあるいはアプリケーションパケットというデータパケットを第1データ単位として表現し、ストリームオブジェクトユニットというデータ単位を第2データ単位として表現し、ストリームオブジェクトというオブジェクトデータを第3データ単位として表現したときに、
1以上の前記第1データ単位を含む前記第2データ単位を1以上含んで構成される前記第3データ単位の前記ストリームオブジェクトにより、前記データエリアに記録される前記ストリームデータが形成され、
前記第2データ単位は前記第1データ単位を含む中間単位を複数含み、前記中間単位に相当するサイズの単位で前記第2データ単位を表し、こうして表された前記第2データ単位のサイズの情報が前記管理エリアに記録され、
前記中間単位が前記データパケットとタイムスタンプとの組を複数組含んで構成される情報記憶媒体。 - 請求項1に記載の情報記憶媒体を用いる記録方法において、
前記データ領域に前記ストリームデータを記録し、前記管理領域に前記管理情報を記録する記録方法。 - 請求項1に記載の情報記憶媒体を用いる再生方法において、
前記管理領域から前記管理情報を再生し、前記データ領域から前記ストリームデータを再生する再生方法。 - 請求項1に記載の情報記憶媒体を用いる再生装置において、
前記管理領域から前記管理情報を再生する手段と、前記データ領域から前記ストリームデータを再生する手段を具備した再生装置。 - 前記ストリームデータがMPEGストリームを含む請求項に記載の情報媒体。
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JP2010087281A JP5242622B2 (ja) | 1999-01-14 | 2010-04-05 | ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、および再生装置 |
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JP2010087281A JP5242622B2 (ja) | 1999-01-14 | 2010-04-05 | ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、および再生装置 |
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JP2010186552A true JP2010186552A (ja) | 2010-08-26 |
JP5242622B2 JP5242622B2 (ja) | 2013-07-24 |
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JP2000004917A Expired - Fee Related JP3946924B2 (ja) | 1999-01-14 | 2000-01-13 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2001285768A Expired - Fee Related JP3946972B2 (ja) | 1999-01-14 | 2001-09-19 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2001285767A Pending JP2002191024A (ja) | 1999-01-14 | 2001-09-19 | ストリーム構造、ストリーム記録に適した情報媒体、およびストリーム記録に適したシステム |
JP2001285770A Expired - Fee Related JP3990129B2 (ja) | 1999-01-14 | 2001-09-19 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2001285769A Expired - Fee Related JP3559541B2 (ja) | 1999-01-14 | 2001-09-19 | ストリーム記録に適した情報媒体およびストリーム記録に適したシステム |
JP2001285771A Expired - Fee Related JP3946973B2 (ja) | 1999-01-14 | 2001-09-19 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2005134161A Expired - Fee Related JP3990407B2 (ja) | 1999-01-14 | 2005-05-02 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2005134160A Expired - Fee Related JP3947199B2 (ja) | 1999-01-14 | 2005-05-02 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2005134162A Expired - Fee Related JP3947200B2 (ja) | 1999-01-14 | 2005-05-02 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2006068171A Pending JP2006155892A (ja) | 1999-01-14 | 2006-03-13 | 情報媒体、記録方法、再生方法、および再生装置 |
JP2007160485A Pending JP2007294100A (ja) | 1999-01-14 | 2007-06-18 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2009169340A Expired - Fee Related JP4581020B2 (ja) | 1999-01-14 | 2009-07-17 | ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、記録装置および再生装置 |
JP2009208869A Expired - Fee Related JP4581022B2 (ja) | 1999-01-14 | 2009-09-10 | ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、および再生装置 |
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JP2010087281A Expired - Fee Related JP5242622B2 (ja) | 1999-01-14 | 2010-04-05 | ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、および再生装置 |
JP2011209929A Expired - Fee Related JP5323157B2 (ja) | 1999-01-14 | 2011-09-26 | ストリームデータを記録する情報記憶媒体、その記録方法、再生方法、記録装置および再生装置 |
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JP2001285768A Expired - Fee Related JP3946972B2 (ja) | 1999-01-14 | 2001-09-19 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2001285767A Pending JP2002191024A (ja) | 1999-01-14 | 2001-09-19 | ストリーム構造、ストリーム記録に適した情報媒体、およびストリーム記録に適したシステム |
JP2001285770A Expired - Fee Related JP3990129B2 (ja) | 1999-01-14 | 2001-09-19 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2001285769A Expired - Fee Related JP3559541B2 (ja) | 1999-01-14 | 2001-09-19 | ストリーム記録に適した情報媒体およびストリーム記録に適したシステム |
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JP2005134161A Expired - Fee Related JP3990407B2 (ja) | 1999-01-14 | 2005-05-02 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
JP2005134160A Expired - Fee Related JP3947199B2 (ja) | 1999-01-14 | 2005-05-02 | ストリームデータを記録する光ディスク、その記録方法、再生方法、記録装置および再生装置 |
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JP2006068171A Pending JP2006155892A (ja) | 1999-01-14 | 2006-03-13 | 情報媒体、記録方法、再生方法、および再生装置 |
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