DE69925527D1 - Gerät zur Detektion von Vorsatzlöchern - Google Patents

Gerät zur Detektion von Vorsatzlöchern

Info

Publication number
DE69925527D1
DE69925527D1 DE69925527T DE69925527T DE69925527D1 DE 69925527 D1 DE69925527 D1 DE 69925527D1 DE 69925527 T DE69925527 T DE 69925527T DE 69925527 T DE69925527 T DE 69925527T DE 69925527 D1 DE69925527 D1 DE 69925527D1
Authority
DE
Germany
Prior art keywords
detecting intentional
holes
intentional holes
detecting
intentional
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
Application number
DE69925527T
Other languages
English (en)
Other versions
DE69925527T2 (de
Inventor
Masahiro Kato
Eiji Muramatsu
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic Corp
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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of DE69925527D1 publication Critical patent/DE69925527D1/de
Application granted granted Critical
Publication of DE69925527T2 publication Critical patent/DE69925527T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor
    • G11B7/131—Arrangement of detectors in a multiple array
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • 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
    • G11B7/00745—Sectoring or header formats within a track

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE69925527T 1998-03-20 1999-03-19 Vorvertiefung-erkennungsvorrichtung Expired - Fee Related DE69925527T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP07279598A JP3887480B2 (ja) 1998-03-20 1998-03-20 プリピット検出装置
JP7279598 1998-03-20

Publications (2)

Publication Number Publication Date
DE69925527D1 true DE69925527D1 (de) 2005-07-07
DE69925527T2 DE69925527T2 (de) 2006-03-16

Family

ID=13499693

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69925527T Expired - Fee Related DE69925527T2 (de) 1998-03-20 1999-03-19 Vorvertiefung-erkennungsvorrichtung

Country Status (4)

Country Link
US (1) US6058093A (de)
EP (1) EP0944046B1 (de)
JP (1) JP3887480B2 (de)
DE (1) DE69925527T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3688894B2 (ja) * 1998-07-07 2005-08-31 パイオニア株式会社 光ピックアップ
JP3691271B2 (ja) * 1999-01-21 2005-09-07 パイオニア株式会社 ディスクプレーヤ
KR100561454B1 (ko) * 1999-05-03 2006-03-16 삼성전자주식회사 시간 지연을 보상한 재생 신호 검출방법 및 그 회로
US6535477B1 (en) 1999-06-28 2003-03-18 Pioneer Corporation Optical recording medium having groove and land tracks, and method of manufacturing the same
JP3929207B2 (ja) * 1999-07-08 2007-06-13 パイオニア株式会社 光学式記録媒体のプリピット検出装置
JP3767786B2 (ja) * 1999-11-02 2006-04-19 パイオニア株式会社 トラッキング制御回路
WO2002049031A1 (fr) * 2000-12-11 2002-06-20 Sanyo Electric Co., Ltd. Dispositif servant a reproduire un disque
JP2002216354A (ja) * 2001-01-15 2002-08-02 Pioneer Electronic Corp プリピット検出装置
JP3791776B2 (ja) * 2001-02-06 2006-06-28 パイオニア株式会社 光記録媒体のプリピット検出装置
JP2002237052A (ja) * 2001-02-06 2002-08-23 Pioneer Electronic Corp 光記録媒体のプリピット検出装置
US6744721B2 (en) * 2001-05-11 2004-06-01 Matsushita Electric Industrial Co., Ltd. Optical disk drive
JP2003085775A (ja) * 2001-09-12 2003-03-20 Fujitsu Ltd 光記録媒体および光情報処理装置
FR2837972B1 (fr) * 2002-04-02 2006-07-21 Thales Sa Procede d'asservissement radial pour un dispositif de reproduction d'informations d'un disque optique et dispositif de reproduction mettant en oeuvre ce procede
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
KR100594725B1 (ko) * 2004-09-08 2006-06-30 삼성전자주식회사 트래킹레벨을 조정하여 데이터 기록 위치를 탐색하는광기록장치 및 그 방법
US7613093B2 (en) * 2005-09-28 2009-11-03 Mediatek Inc. Duty ratio control apparatus for pre-pit detection or header detection of an optical storage medium
JP2007319470A (ja) * 2006-06-01 2007-12-13 Konami Gaming Inc スロットマシン

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58129305A (ja) * 1982-01-29 1983-08-02 Nec Corp 光位置検出装置
JPS58169350A (ja) * 1982-03-31 1983-10-05 Hitachi Ltd 光学的情報記録再生装置
US4961182A (en) * 1987-07-01 1990-10-02 Hitachi, Ltd. Information retrieving system with level clamping
US5070492A (en) * 1988-03-03 1991-12-03 Mitsubishi Denki Kabushiki Kaisha Signal decoding apparatus and method
JPH0453036A (ja) * 1990-06-20 1992-02-20 Hitachi Maxell Ltd 光学情報記録再生装置
US5297114A (en) * 1990-11-30 1994-03-22 Asahi Kogaku Kogyo Kabushiki Kaisha Magneto-optic recording/reproduction apparatus for minimizing variation in focusing error signals caused by variation in optical source wavelength
JPH0668498A (ja) * 1992-08-24 1994-03-11 Toshiba Corp 情報記録媒体処理装置
JP3237982B2 (ja) * 1993-03-16 2001-12-10 株式会社東芝 光学的情報記録再生装置及び光学的情報記録媒体
JP2788022B2 (ja) * 1995-02-14 1998-08-20 株式会社日立製作所 光記録媒体
JPH0917029A (ja) * 1995-06-26 1997-01-17 Pioneer Electron Corp 光ディスクとその読取装置および光ディスク製造方法
JPH1064100A (ja) * 1996-08-22 1998-03-06 Pioneer Electron Corp ディジタル情報記録装置

Also Published As

Publication number Publication date
DE69925527T2 (de) 2006-03-16
EP0944046A2 (de) 1999-09-22
US6058093A (en) 2000-05-02
JPH11273085A (ja) 1999-10-08
JP3887480B2 (ja) 2007-02-28
EP0944046A3 (de) 2001-11-14
EP0944046B1 (de) 2005-06-01

Similar Documents

Publication Publication Date Title
DE69943354D1 (de) Vorrichtung zur flüssigkeitsentnahme
DE69940014D1 (de) Vorrichtung zur verhinderung von autodiebstahl
FI990534A (fi) CT-kuvauslaite
DE69918134D1 (de) Gerät zur verhinderung von rückfluss bei entwässerung
DE60027711D1 (de) Verbesserte vorrichtung zum nachweis von myokardischämie
ATE259972T1 (de) Kontaktempfindliche vorrichtung
DE50000780D1 (de) Vorrichtung zur Detektion von Objekten
DE69921528D1 (de) Gerät zur Detektion von Vorsatzlöchern
DE69925527D1 (de) Gerät zur Detektion von Vorsatzlöchern
DE59902969D1 (de) Anordnung zur detektion von hindernissen
DE60039668D1 (de) Gerät zur Fixmusterdetektion
DE69930175D1 (de) Kohlenwasserstoffsensor
DE59908304D1 (de) Einrichtung zur phasenerkennung
DE69904531D1 (de) Gerät zum Bearbeiten von Löchern
DE50000574D1 (de) Einrichtung zur Positionserfassung
DE59914216D1 (de) Prüfsonde-Antriebsvorrichtung
DK1097441T3 (da) Informations- eller reklamebærende indretning
DE69928134D1 (de) Vorrichtung zur Erkennung von Kantenrichtungen
DE59706224D1 (de) Einrichtung zur erkennung von elektromagnetischen einstreuungen
DE59912515D1 (de) Gerätesystem
DE69723878D1 (de) Vorrichtung zur positionsbestmmung
DE60009763D1 (de) Vorrichtung zur Detektion von Blätter
DE69926628D1 (de) Turbidimeterkalibrierung-überprüfungsvorrichtung
ATA220097A (de) Einrichtung zur gleisüberwachung
DE69927242D1 (de) Zieldetektionsanordnung

Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee