JP4821731B2 - 光ディスク装置 - Google Patents
光ディスク装置 Download PDFInfo
- Publication number
- JP4821731B2 JP4821731B2 JP2007196340A JP2007196340A JP4821731B2 JP 4821731 B2 JP4821731 B2 JP 4821731B2 JP 2007196340 A JP2007196340 A JP 2007196340A JP 2007196340 A JP2007196340 A JP 2007196340A JP 4821731 B2 JP4821731 B2 JP 4821731B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- optical disc
- logical
- list
- recorded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1883—Methods for assignment of alternate areas for defective areas
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B2020/10898—Overwriting or replacing recorded data
- G11B2020/10907—Overwriting or replacing recorded data using pseudo-overwriting, i.e. virtually or logically overwriting data on WORM media by remapping recorded blocks to alternate areas
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B2020/1873—Temporary defect structures for write-once discs, e.g. TDDS, TDMA or TDFL
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
- G11B2220/215—Recordable discs
- G11B2220/218—Write-once discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2541—Blu-ray discs; Blue laser DVR discs
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Description
A1 0x10000、0x50000、0x50100、0x100
A2 0x10000、0x50100、0x50200、0x100
A3 0x10000、0x50200、0x50310、0x110
B1 0x20000、0x60000、0x60100、0x100
B2 0x20000、0x60000、0x60200、0x100
であるところ、さらにA3にA4を論理上書きした場合、これをソート処理して
A1 0x10000、0x50000、0x50100、0x100
A2 0x10000、0x50100、0x50200、0x100
A3 0x10000、0x50200、0x50310、0x110
A4 0x10000、0x50310、0x50420、0x110
B1 0x20000、0x60000、0x60100、0x100
B2 0x20000、0x60000、0x60200、0x100
と並び替えて光ディスク10の所定領域に記録してもよい(A4の順番が変わっている点に留意)。
Claims (6)
- 既に記録した領域にデータを上書きする際に、未記録のユーザデータ領域に交替記録することで論理上書き処理する光ディスク装置であって、
論理上書きする毎に、論理上書きする前の旧物理アドレスと交替記録した新物理アドレス並びに論理上書きする前のデータ長の対応関係リストを累積的に作成する作成手段と、
前記対応関係リストを光ディスクに記録する記録手段と、
論理上書きしたデータを再生する際に、前記対応関係リストを参照して任意の世代の論理上書きデータを再生する再生手段と、
を有することを特徴とする光ディスク装置。 - 請求項1記載の装置において、
前記再生手段は、複数回の論理上書きがされた場合に、前記対応関係テーブルの旧物理アドレスを順次参照することで、論理上書きする前の任意の世代のデータを再生することを特徴とする光ディスク装置。 - 請求項1記載の装置において、
前記記録手段は、前記作成手段で前記対応関係リストが作成されるタイミングで前記光ディスクに記録することを特徴とする光ディスク装置。 - 請求項1記載の装置において、
前記記録手段は、前記光ディスクのイジェクト時を含む所定のタイミングで前記光ディスクに記録することを特徴とする光ディスク装置。 - 請求項1記載の装置において、
前記記録手段は、前記対応関係リストを記録するとともに前記対応関係リストが記録されていることを示す特定情報を前記所定領域に付加することを特徴とする光ディスク装置。 - 請求項1〜5のいずれかに記載の装置において、さらに、
前記対応関係リストが所定容量を超えないように、時系列上古いリストを選択的に削除する削除手段と、
を有することを特徴とする光ディスク装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007196340A JP4821731B2 (ja) | 2007-07-27 | 2007-07-27 | 光ディスク装置 |
| CN200810128692.2A CN101354904B (zh) | 2007-07-27 | 2008-06-23 | 光盘装置 |
| US12/170,364 US20090028016A1 (en) | 2007-07-27 | 2008-07-09 | Optical disk drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007196340A JP4821731B2 (ja) | 2007-07-27 | 2007-07-27 | 光ディスク装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009032339A JP2009032339A (ja) | 2009-02-12 |
| JP4821731B2 true JP4821731B2 (ja) | 2011-11-24 |
Family
ID=40295224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007196340A Expired - Fee Related JP4821731B2 (ja) | 2007-07-27 | 2007-07-27 | 光ディスク装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20090028016A1 (ja) |
| JP (1) | JP4821731B2 (ja) |
| CN (1) | CN101354904B (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101453296B1 (ko) * | 2008-01-10 | 2014-10-21 | 삼성전자주식회사 | 정보 저장 매체, 기록/재생 장치 및 기록/재생 방법 |
| CN102741930A (zh) * | 2010-02-04 | 2012-10-17 | 松下电器产业株式会社 | 信息再生装置及信息再生方法 |
| JP2016146225A (ja) * | 2015-02-09 | 2016-08-12 | 株式会社日立エルジーデータストレージ | 光ディスク装置、ライブラリ装置及びデータ記録方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05166300A (ja) * | 1991-12-16 | 1993-07-02 | Canon Inc | 情報再生装置 |
| JPH08329659A (ja) | 1995-05-31 | 1996-12-13 | Sony Corp | 管理情報更新装置 |
| US6138203A (en) * | 1995-11-10 | 2000-10-24 | Sony Corporation | Information processing apparatus and method enabling a write-once recording medium to be utilized as a rewriteable recording medium |
| US6604236B1 (en) * | 1998-06-30 | 2003-08-05 | Iora, Ltd. | System and method for generating file updates for files stored on read-only media |
| US6895490B1 (en) * | 2001-04-09 | 2005-05-17 | Matrix Semiconductor, Inc. | Method for making a write-once memory device read compatible with a write-many file system |
| US7062602B1 (en) * | 2001-04-09 | 2006-06-13 | Matrix Semiconductor, Inc. | Method for reading data in a write-once memory device using a write-many file system |
| ES2340844T3 (es) * | 2002-12-11 | 2010-06-10 | Lg Electronics, Inc. | Metodo de gestion de sobrescritura y metodo de grabacion de informacion de gestion de un disco optico de una sola escritura. |
| JP3861856B2 (ja) * | 2003-06-13 | 2006-12-27 | ソニー株式会社 | 記録再生装置、記録再生方法 |
| US8223607B2 (en) * | 2003-07-04 | 2012-07-17 | Lg Electronics Inc. | Method and apparatus for managing a overwrite recording on optical disc write once |
| JP2005251242A (ja) * | 2004-03-01 | 2005-09-15 | Pioneer Electronic Corp | 情報記録媒体、情報記録媒体用の記録装置及び記録方法、情報記録媒体用の再生装置及び再生方法、記録又は再生制御用のコンピュータプログラム、並びに制御信号を含むデータ構造 |
| KR100716987B1 (ko) * | 2004-11-12 | 2007-05-10 | 삼성전자주식회사 | 정보 저장 매체, 기록/재생 장치 및 기록/재생 방법 |
| JP4713140B2 (ja) * | 2004-12-13 | 2011-06-29 | 株式会社日立製作所 | デジタルデータ記録方法、記録装置及び再生装置 |
| KR20060101700A (ko) * | 2005-03-21 | 2006-09-26 | 삼성전자주식회사 | 정보 저장 매체, 기록/재생 장치 및 그 기록/재생 방법 |
| US20060221804A1 (en) * | 2005-03-29 | 2006-10-05 | Victor Company Of Japan, Limited | Optical recording medium and defect management device and method therefor |
-
2007
- 2007-07-27 JP JP2007196340A patent/JP4821731B2/ja not_active Expired - Fee Related
-
2008
- 2008-06-23 CN CN200810128692.2A patent/CN101354904B/zh not_active Expired - Fee Related
- 2008-07-09 US US12/170,364 patent/US20090028016A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20090028016A1 (en) | 2009-01-29 |
| CN101354904A (zh) | 2009-01-28 |
| JP2009032339A (ja) | 2009-02-12 |
| CN101354904B (zh) | 2013-02-27 |
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