ATE393954T1 - Fleck-prepit-signalverarbeitungsverfahren und diesbezügliche vorrichtung - Google Patents

Fleck-prepit-signalverarbeitungsverfahren und diesbezügliche vorrichtung

Info

Publication number
ATE393954T1
ATE393954T1 AT05744768T AT05744768T ATE393954T1 AT E393954 T1 ATE393954 T1 AT E393954T1 AT 05744768 T AT05744768 T AT 05744768T AT 05744768 T AT05744768 T AT 05744768T AT E393954 T1 ATE393954 T1 AT E393954T1
Authority
AT
Austria
Prior art keywords
pit
disc
output signal
land pre
signal
Prior art date
Application number
AT05744768T
Other languages
English (en)
Inventor
Xinyan Wu
J A Harold-Barry
Original Assignee
Nxp Bv
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 Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE393954T1 publication Critical patent/ATE393954T1/de

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording 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
    • G11B7/007—Arrangement 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
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Hardware Redundancy (AREA)
AT05744768T 2004-06-18 2005-06-06 Fleck-prepit-signalverarbeitungsverfahren und diesbezügliche vorrichtung ATE393954T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0413647.9A GB0413647D0 (en) 2004-06-18 2004-06-18 Land pre-pit signal processing method and related apparatus

Publications (1)

Publication Number Publication Date
ATE393954T1 true ATE393954T1 (de) 2008-05-15

Family

ID=32750147

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05744768T ATE393954T1 (de) 2004-06-18 2005-06-06 Fleck-prepit-signalverarbeitungsverfahren und diesbezügliche vorrichtung

Country Status (8)

Country Link
US (1) US7796482B2 (de)
EP (1) EP1761919B9 (de)
JP (1) JP2008503020A (de)
CN (1) CN100476961C (de)
AT (1) ATE393954T1 (de)
DE (1) DE602005006416T2 (de)
GB (1) GB0413647D0 (de)
WO (1) WO2005124744A1 (de)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3968193B2 (ja) * 1999-04-26 2007-08-29 パイオニア株式会社 プリピット検出装置
JP2002216354A (ja) * 2001-01-15 2002-08-02 Pioneer Electronic Corp プリピット検出装置
JP4408188B2 (ja) * 2001-01-15 2010-02-03 パイオニア株式会社 プリピット検出装置および２値化レベル設定方法
JP2003091932A (ja) * 2001-09-17 2003-03-28 Teac Corp 信号処理回路
KR100484131B1 (ko) * 2001-12-04 2005-04-18 삼성전자주식회사 어드레스 정보 검출방법 및 그 장치
JP2004079030A (ja) * 2002-08-12 2004-03-11 Sony Corp ディスクドライブ装置、アドレス検出方法
JP2004134002A (ja) * 2002-10-10 2004-04-30 Sony Corp ディスクドライブ装置、プリピット検出方法
JP4598355B2 (ja) * 2002-10-10 2010-12-15 ソニー株式会社 ディスクドライブ装置、プリピット検出方法
EP1477985A1 (de) * 2003-05-14 2004-11-17 Deutsche Thomson-Brandt Gmbh Verfahren und Gerät zum Detektieren von auf einem Steg positionierten Vorsatzlöchern
DE602004014217D1 (de) * 2003-06-10 2008-07-17 Thomson Licensing Verfahren für die Wiedergewinnung von Land Vorvertiefung
JP4357890B2 (ja) * 2003-08-08 2009-11-04 パイオニア株式会社 ランドプリピット検出装置および方法
KR20050019622A (ko) * 2003-08-20 2005-03-03 삼성전자주식회사 랜드 프리 피트 데이터 검출 장치 및 방법
JP3831366B2 (ja) * 2003-08-27 2006-10-11 シナノケンシ株式会社 Ｌｐｐ信号検出方法および光ディスク装置
JP2005078686A (ja) * 2003-08-29 2005-03-24 Shinano Kenshi Co Ltd Ｌｐｐ信号検出方法および光ディスク装置
JP2005158168A (ja) * 2003-11-27 2005-06-16 Pioneer Electronic Corp 情報読取装置およびプリピット検出回路
US7079475B2 (en) * 2003-12-05 2006-07-18 Ricoh Company, Ltd. Pre-pit information-detecting apparatus, optical-information detecting apparatus, program, and computer-readable information-recording medium
KR100594739B1 (ko) * 2004-01-19 2006-06-30 삼성전자주식회사 프리-피트 신호 검출장치 및 그 방법

Also Published As

Publication number Publication date
CN1969327A (zh) 2007-05-23
WO2005124744A1 (en) 2005-12-29
EP1761919A1 (de) 2007-03-14
CN100476961C (zh) 2009-04-08
EP1761919B1 (de) 2008-04-30
DE602005006416T2 (de) 2009-06-04
GB0413647D0 (en) 2004-07-21
US7796482B2 (en) 2010-09-14
US20080031122A1 (en) 2008-02-07
EP1761919B9 (de) 2009-08-12
JP2008503020A (ja) 2008-01-31
DE602005006416D1 (de) 2008-06-12

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Legal Events

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