JP4511531B2 - ドライブ装置 - Google Patents

ドライブ装置 Download PDF

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Publication number
JP4511531B2
JP4511531B2 JP2006519602A JP2006519602A JP4511531B2 JP 4511531 B2 JP4511531 B2 JP 4511531B2 JP 2006519602 A JP2006519602 A JP 2006519602A JP 2006519602 A JP2006519602 A JP 2006519602A JP 4511531 B2 JP4511531 B2 JP 4511531B2
Authority
JP
Japan
Prior art keywords
replacement
recording
data
area
management information
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 - Lifetime
Application number
JP2006519602A
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English (en)
Japanese (ja)
Other versions
JPWO2005124768A1 (ja
Inventor
正 中村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Publication of JPWO2005124768A1 publication Critical patent/JPWO2005124768A1/ja
Application granted granted Critical
Publication of JP4511531B2 publication Critical patent/JP4511531B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/12Formatting, e.g. arrangement of data block or words on the record carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/18Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1883Methods for assignment of alternate areas for defective areas
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/12Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B2020/10898Overwriting or replacing recorded data
    • G11B2020/10907Overwriting or replacing recorded data using pseudo-overwriting, i.e. virtually or logically overwriting data on WORM media by remapping recorded blocks to alternate areas
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/18Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1883Methods for assignment of alternate areas for defective areas
    • G11B2020/1893Methods for assignment of alternate areas for defective areas using linear replacement to relocate data from a defective block to a non-contiguous spare area, e.g. with a secondary defect list [SDL]
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00Record carriers by type
    • G11B2220/20Disc-shaped record carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00Record carriers by type
    • G11B2220/20Disc-shaped record carriers
    • G11B2220/21Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/215Recordable discs
    • G11B2220/218Write-once discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
JP2006519602A 2004-06-15 2005-06-14 ドライブ装置 Expired - Lifetime JP4511531B2 (ja)

Applications Claiming Priority (15)

Application Number Priority Date Filing Date Title
JP2004177667 2004-06-15
JP2004177666 2004-06-15
JP2004177662 2004-06-15
JP2004177664 2004-06-15
JP2004177667 2004-06-15
JP2004177663 2004-06-15
JP2004177664 2004-06-15
JP2004177666 2004-06-15
JP2004177662 2004-06-15
JP2004177663 2004-06-15
JP2004189013 2004-06-25
JP2004189013 2004-06-25
JP2004255440 2004-09-02
JP2004255440 2004-09-02
PCT/JP2005/010891 WO2005124768A1 (ja) 2004-06-15 2005-06-14 ドライブ装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009272951A Division JP2010049794A (ja) 2004-06-15 2009-11-30 ドライブ装置

Publications (2)

Publication Number Publication Date
JPWO2005124768A1 JPWO2005124768A1 (ja) 2008-04-17
JP4511531B2 true JP4511531B2 (ja) 2010-07-28

Family

ID=35509958

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2006519602A Expired - Lifetime JP4511531B2 (ja) 2004-06-15 2005-06-14 ドライブ装置
JP2006514742A Expired - Lifetime JP4495155B2 (ja) 2004-06-15 2005-06-14 ドライブ装置
JP2009272936A Expired - Fee Related JP4908575B2 (ja) 2004-06-15 2009-11-30 ドライブ装置
JP2009272951A Pending JP2010049794A (ja) 2004-06-15 2009-11-30 ドライブ装置

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2006514742A Expired - Lifetime JP4495155B2 (ja) 2004-06-15 2005-06-14 ドライブ装置
JP2009272936A Expired - Fee Related JP4908575B2 (ja) 2004-06-15 2009-11-30 ドライブ装置
JP2009272951A Pending JP2010049794A (ja) 2004-06-15 2009-11-30 ドライブ装置

Country Status (10)

Country Link
US (3) US8107332B2 (enExample)
EP (2) EP1760715A4 (enExample)
JP (4) JP4511531B2 (enExample)
KR (4) KR100786032B1 (enExample)
CN (1) CN101859579B (enExample)
BR (1) BRPI0511380C1 (enExample)
CA (2) CA2714798A1 (enExample)
MY (2) MY146234A (enExample)
TW (3) TWI329861B (enExample)
WO (2) WO2005124768A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7233550B2 (en) 2002-09-30 2007-06-19 Lg Electronics Inc. Write-once optical disc, and method and apparatus for recording management information on write-once optical disc
KR20040028469A (ko) 2002-09-30 2004-04-03 엘지전자 주식회사 1 회 기록 가능한 광디스크의 디펙트 영역 관리방법
BRPI0317147B1 (pt) 2002-12-11 2016-04-26 Lg Electronics Inc aparelho e método para gravação de dados em um meio de gravação apenas uma vez, aparelho e método para reprodução de dados de um meio de gravação apenas uma vez e referido meio de gravação apenas uma vez
TWI314315B (en) 2003-01-27 2009-09-01 Lg Electronics Inc Optical disc of write once type, method, and apparatus for managing defect information on the optical disc
US7313065B2 (en) 2003-08-05 2007-12-25 Lg Electronics Inc. Write-once optical disc, and method and apparatus for recording/reproducing management information on/from optical disc
KR101014727B1 (ko) * 2004-06-23 2011-02-16 엘지전자 주식회사 1회 기록 가능한 광디스크의 중첩 기록 방법 및 장치
JP4739708B2 (ja) * 2004-08-25 2011-08-03 株式会社日立製作所 放送番組の記録方法及び放送受信装置、並びに、そのための情報記録装置
WO2007114424A1 (ja) * 2006-04-06 2007-10-11 Panasonic Corporation 追記型記録媒体に対するデータ記録方法及びデータ記録装置
JP4662063B2 (ja) * 2006-05-25 2011-03-30 信越化学工業株式会社 フォトレジスト下層膜形成材料及びパターン形成方法
EP2081111A4 (en) * 2006-11-06 2012-09-19 Panasonic Corp RECORDING DEVICE
JP4721063B2 (ja) * 2006-12-12 2011-07-13 ソニー株式会社 光ディスク装置及び記録制御方法
KR101453296B1 (ko) * 2008-01-10 2014-10-21 삼성전자주식회사 정보 저장 매체, 기록/재생 장치 및 기록/재생 방법
KR101566250B1 (ko) * 2009-01-13 2015-11-05 삼성전자주식회사 휴대용 단말기에서 멀티미디어 파일 스트리밍을 위한 장치 및 방법
JP4875771B2 (ja) * 2009-05-08 2012-02-15 パナソニック株式会社 情報記録方法、情報記録装置、情報再生方法および情報再生装置
KR101615623B1 (ko) * 2009-05-27 2016-04-27 삼성전자주식회사 정보 저장 매체, 기록 재생 방법 및 기록 재생 장치
JP5906957B2 (ja) * 2012-06-22 2016-04-20 ソニー株式会社 記録装置、記録方法、交替先選択方法
JP6056215B2 (ja) * 2012-06-28 2017-01-11 ソニー株式会社 記録装置、記録方法
US9070378B2 (en) 2012-10-10 2015-06-30 Seagate Technology Llc Partial write system
JP5966838B2 (ja) * 2012-10-10 2016-08-10 ソニー株式会社 記録制御装置および方法
JP2014186781A (ja) * 2013-03-25 2014-10-02 Hitachi-Lg Data Storage Inc データ記録再生装置、アーカイブシステム、記録制御方法
US20170083630A1 (en) * 2015-09-21 2017-03-23 Egemen Tas Method to virtualize large files in a sandbox
CN107615383A (zh) 2015-07-03 2018-01-19 松下知识产权经营株式会社 信息记录装置以及数据擦除方法
US10042582B2 (en) 2015-08-28 2018-08-07 Panasonic Intellectual Property Management Co., Ltd. Data erasing method
JP6937468B2 (ja) 2018-03-06 2021-09-22 パナソニックIpマネジメント株式会社 情報記録装置及びデータ消去方法
KR102766657B1 (ko) 2019-05-31 2025-02-12 에스케이하이닉스 주식회사 반도체장치

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63103476A (ja) * 1986-10-20 1988-05-09 Matsushita Graphic Commun Syst Inc 交代記録再生方法
JPH06103577A (ja) * 1992-09-22 1994-04-15 Hitachi Maxell Ltd 書換型光ディスクのデータ記録方法
JPH10320924A (ja) * 1997-05-21 1998-12-04 Canon Inc 情報記録方法
JPH11330385A (ja) * 1998-05-20 1999-11-30 Mitsumi Electric Co Ltd Cmosデバイス
JP2002163862A (ja) * 2000-11-22 2002-06-07 Sony Corp 情報記録再生装置
WO2004049332A1 (ja) * 2002-11-22 2004-06-10 Sony Corporation 記録媒体、記録装置、再生装置、記録方法、再生方法
JP2005196903A (ja) * 2004-01-09 2005-07-21 Hitachi Ltd 記録媒体、記録装置及び再生装置

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4953122A (en) * 1986-10-31 1990-08-28 Laserdrive Ltd. Pseudo-erasable and rewritable write-once optical disk memory system
JPH0223417A (ja) * 1988-07-13 1990-01-25 Matsushita Electric Ind Co Ltd 情報記録方式と情報記録媒体
US5448728A (en) * 1991-08-08 1995-09-05 Sharp Kabushiki Kaisha Storage medium control system for controlling a write-once read-many storage medium
JPH06103557A (ja) * 1992-09-22 1994-04-15 Kao Corp 磁気記録媒体
JPH06338139A (ja) * 1993-05-31 1994-12-06 Olympus Optical Co Ltd 追記型情報記録媒体の情報記録における交代処理方法
KR0183160B1 (ko) * 1995-09-30 1999-05-15 김광호 멀티 세션 디스크 및 고속 억세스 방법
US6249506B1 (en) 1998-01-27 2001-06-19 Matsushita Electric Industrial Co., Ltd. Medium attaching device and disk drive apparatus
JPH11339385A (ja) * 1998-05-22 1999-12-10 Canon Inc 情報再生方法
JP4116740B2 (ja) * 1999-03-08 2008-07-09 松下電器産業株式会社 情報記録媒体、情報記録方法、情報記録装置および情報再生装置
JP3040779B1 (ja) * 1999-03-08 2000-05-15 松下電器産業株式会社 情報記録媒体、情報記録方法、情報記録装置および情報再生装置
US6160778A (en) * 1999-03-08 2000-12-12 Matsushita Electric Industrial Co., Ltd. Information recording medium, information recording method, information recording apparatus and information reproducing apparatus
JP2001110168A (ja) 1999-10-13 2001-04-20 Ricoh Co Ltd 情報記録再生装置と情報記録再生方法と情報記録再生プログラムを記録したコンピュータ読み取り可能な記録媒体
JP2003168876A (ja) 2001-11-30 2003-06-13 Toshiba Corp 電子機器
WO2003063143A2 (en) * 2002-01-22 2003-07-31 Matsushita Electric Industrial Co., Ltd. Multi-layered information recording medium, recording apparatus, and recording method
JP2004049332A (ja) * 2002-07-17 2004-02-19 Koa:Kk 遊技台のリーチ回数表示装置
KR20050070010A (ko) * 2002-09-27 2005-07-05 코닌클리케 필립스 일렉트로닉스 엔.브이. 1회 기록형 매체 상에서의 결함 및 재할당 관리 방법 및장치
JP3851896B2 (ja) 2002-09-27 2006-11-29 株式会社東芝 半導体装置の製造方法
KR100739673B1 (ko) * 2002-10-10 2007-07-13 삼성전자주식회사 임시 결함 관리 영역을 사용한 결함 관리 방법
JP2004154496A (ja) 2002-11-01 2004-06-03 Chieko Takahashi 掛け布団と掛け布団カバーを固定するバンド
JP2004154422A (ja) 2002-11-07 2004-06-03 Toshiba Tec Corp マット式マッサージ機及びベッド
BRPI0317147B1 (pt) * 2002-12-11 2016-04-26 Lg Electronics Inc aparelho e método para gravação de dados em um meio de gravação apenas uma vez, aparelho e método para reprodução de dados de um meio de gravação apenas uma vez e referido meio de gravação apenas uma vez
JP2006510160A (ja) * 2002-12-11 2006-03-23 エルジー エレクトロニクス インコーポレーテッド 追記型光ディスクへの上書きの管理方法及び装置
US7869315B2 (en) * 2003-02-28 2011-01-11 Samsung Electronics Co., Ltd. Write-once optical disc having update area and access area
US7463562B2 (en) * 2003-04-30 2008-12-09 Samsung Electronics Co., Ltd. Method of recording temporary defect list on write-once recording medium, method of reproducing the temporary defect list, recording and/or reproducing apparatus, and the write-once recording medium
JP2007528564A (ja) * 2003-05-09 2007-10-11 エルジー エレクトロニクス インコーポレーテッド データ領域を管理するためのデータ構造を備えた記録媒体と記録再生方法及び装置
MXPA05012044A (es) * 2003-05-09 2006-02-03 Lg Electronics Inc Disco optico de una sola escritura, metodo y aparato par recuperacion de informacion de administracion de disco del disco optico de una sola escritura.
TWI349282B (en) * 2003-05-09 2011-09-21 Lg Electronics Inc Write once optical disc, and method and apparatus for recovering disc management information from the write once optical disc
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
TW200502932A (en) * 2003-07-07 2005-01-16 Hitachi Ltd A recording medium, recording method and recording apparatus
KR20050009031A (ko) * 2003-07-15 2005-01-24 엘지전자 주식회사 1회 기록 가능한 광디스크 및 광디스크의 관리정보 기록방법
KR101108953B1 (ko) * 2003-09-08 2012-01-31 엘지전자 주식회사 1회-기록 광 디스크, 및 1회-기록 광 디스크 상에 관리정보를 기록하는 방법 및 장치
JP2007505432A (ja) * 2003-09-08 2007-03-08 エルジー エレクトロニクス インコーポレーテッド 追記型光ディスク、並びにその上に管理情報を記録するための方法及び装置
KR101024916B1 (ko) * 2004-03-19 2011-03-31 엘지전자 주식회사 1회 기록 가능한 고밀도 광디스크의 데이터 기록 방법 및장치
JP2005339622A (ja) * 2004-05-25 2005-12-08 Nec Corp 記録管理情報記録方法および情報記録装置および情報記録媒体
JP4078560B2 (ja) * 2004-05-25 2008-04-23 日本電気株式会社 光ディスク記録システム

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63103476A (ja) * 1986-10-20 1988-05-09 Matsushita Graphic Commun Syst Inc 交代記録再生方法
JPH06103577A (ja) * 1992-09-22 1994-04-15 Hitachi Maxell Ltd 書換型光ディスクのデータ記録方法
JPH10320924A (ja) * 1997-05-21 1998-12-04 Canon Inc 情報記録方法
JPH11330385A (ja) * 1998-05-20 1999-11-30 Mitsumi Electric Co Ltd Cmosデバイス
JP2002163862A (ja) * 2000-11-22 2002-06-07 Sony Corp 情報記録再生装置
WO2004049332A1 (ja) * 2002-11-22 2004-06-10 Sony Corporation 記録媒体、記録装置、再生装置、記録方法、再生方法
JP2005196903A (ja) * 2004-01-09 2005-07-21 Hitachi Ltd 記録媒体、記録装置及び再生装置

Also Published As

Publication number Publication date
JPWO2005124768A1 (ja) 2008-04-17
MY149132A (en) 2013-07-15
US8107332B2 (en) 2012-01-31
CA2714798A1 (en) 2005-12-29
US8259544B2 (en) 2012-09-04
EP1758115A4 (en) 2013-03-13
KR100774860B1 (ko) 2007-11-08
MY146234A (en) 2012-07-31
CA2536003C (en) 2012-01-17
CN101859579A (zh) 2010-10-13
TWI431616B (zh) 2014-03-21
CA2536003A1 (en) 2005-12-29
US20080273448A1 (en) 2008-11-06
US20080212431A1 (en) 2008-09-04
BRPI0511380A (pt) 2008-04-01
TW200614172A (en) 2006-05-01
CN101859579B (zh) 2012-04-04
JP2010080052A (ja) 2010-04-08
TW201005735A (en) 2010-02-01
JPWO2005124767A1 (ja) 2008-04-17
EP1758115A1 (en) 2007-02-28
KR20070093463A (ko) 2007-09-18
WO2005124767A1 (ja) 2005-12-29
EP1760715A4 (en) 2013-03-13
TW201001403A (en) 2010-01-01
WO2005124768A1 (ja) 2005-12-29
BRPI0511380C1 (pt) 2008-07-15
KR100786032B1 (ko) 2007-12-17
US7948845B2 (en) 2011-05-24
KR101138639B1 (ko) 2012-04-26
KR100786031B1 (ko) 2007-12-17
JP4495155B2 (ja) 2010-06-30
JP2010049794A (ja) 2010-03-04
TWI329861B (en) 2010-09-01
US20060288263A1 (en) 2006-12-21
KR20070093462A (ko) 2007-09-18
EP1760715A1 (en) 2007-03-07
JP4908575B2 (ja) 2012-04-04
KR20060120639A (ko) 2006-11-27
KR20070043937A (ko) 2007-04-26

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