HK141593A - Pre-engraved movable record carrier and tracking device therefor - Google Patents

Pre-engraved movable record carrier and tracking device therefor

Info

Publication number
HK141593A
HK141593A HK1415/93A HK141593A HK141593A HK 141593 A HK141593 A HK 141593A HK 1415/93 A HK1415/93 A HK 1415/93A HK 141593 A HK141593 A HK 141593A HK 141593 A HK141593 A HK 141593A
Authority
HK
Hong Kong
Prior art keywords
engraved
tracking device
record carrier
device therefor
movable record
Prior art date
Application number
HK1415/93A
Other languages
English (en)
Inventor
Jean-Louis Gerard
Claude Bricot
Pierre Berthet
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of HK141593A publication Critical patent/HK141593A/xx

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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
    • 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
    • G11B7/007—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
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0938—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following servo format, e.g. guide tracks, pilot signals
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
HK1415/93A 1982-03-12 1993-12-23 Pre-engraved movable record carrier and tracking device therefor HK141593A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR828204218A FR2523347B1 (fr) 1982-03-12 1982-03-12 Support d'information mobile pregrave et dispositif optique de suivi de piste mettant en oeuvre un tel support

Publications (1)

Publication Number Publication Date
HK141593A true HK141593A (en) 1993-12-31

Family

ID=9271935

Family Applications (2)

Application Number Title Priority Date Filing Date
HK1415/93A HK141593A (en) 1982-03-12 1993-12-23 Pre-engraved movable record carrier and tracking device therefor
HK98105208A HK1006048A1 (en) 1982-03-12 1998-06-12 A pre-engraved movable information carrier and an optical radial-tracking device which can be used with said carrier

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK98105208A HK1006048A1 (en) 1982-03-12 1998-06-12 A pre-engraved movable information carrier and an optical radial-tracking device which can be used with said carrier

Country Status (8)

Country Link
US (2) US4553228A (ja)
EP (2) EP0369989B1 (ja)
JP (4) JPS58185051A (ja)
CA (1) CA1190645A (ja)
DE (2) DE3382757T2 (ja)
FR (1) FR2523347B1 (ja)
HK (2) HK141593A (ja)
SG (1) SG34292G (ja)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528605B1 (fr) * 1982-06-15 1987-11-20 Thomson Csf Procede et dispositif optique de focalisation d'un faisceau d'energie lumineuse sur un plan de reference d'un support d'information ainsi que ce support
US4530079A (en) * 1983-03-23 1985-07-16 Xerox Corporation Track following system for optical disc drive
JPH0690804B2 (ja) * 1984-01-20 1994-11-14 株式会社日立製作所 光学的情報記録再生装置
JPH07107744B2 (ja) * 1984-05-16 1995-11-15 松下電器産業株式会社 光ディスクの再生方法
FR2567673B1 (fr) * 1984-07-10 1986-11-07 Thomson Alcatel Gigadisc Support d'information inscriptible optiquement selon une piste definie par des motifs de pregravure et dispositif optique de suivi de piste mettant en oeuvre un tel support
US4674070A (en) * 1984-08-11 1987-06-16 Victor Company Of Japan, Ltd. Optical type disc with V-shaped groove and optical type reproducing apparatus therefor
US4884259A (en) * 1984-08-28 1989-11-28 Fuji Photo Film Co., Ltd. Optical memory disk and track access therefor
JPS61170934A (ja) * 1985-01-25 1986-08-01 Hitachi Ltd 光デイスク記録装置
US4748609A (en) * 1985-03-29 1988-05-31 Hitachi, Ltd. Method and apparatus for composite tracking servo system with track offset correction and rotary optical disc having at least one correction mark for correcting track offset
US4707816A (en) * 1985-03-29 1987-11-17 Hitachi, Ltd. Method and apparatus for composite wobbled and push-pull tracking servo system
JPS628341A (ja) * 1985-07-05 1987-01-16 Hitachi Ltd 光学的情報記憶再生装置
CA1258909A (en) * 1985-03-29 1989-08-29 Hideki Hosoya Optical information recording medium and method for recording information on said medium and reproducing information therefrom
JPS61248250A (ja) * 1985-04-26 1986-11-05 Pioneer Electronic Corp 円盤状記録媒体の製造方法
FR2581784B1 (fr) * 1985-05-10 1994-03-25 Thomson Alcatel Gigadisc Support d'information a pregravure et son dispositif de lecture optique
US5012460A (en) * 1985-05-31 1991-04-30 Information Storage, Inc. RAM head positioning and tracking system
ATE84631T1 (de) * 1985-07-30 1993-01-15 Philips Nv Generatorkreis fuer spursignal und aufzeichnungstraeger dafuer.
US4779253A (en) * 1985-07-30 1988-10-18 Laser Magnetic Storage International Company Sampled servo for an optical disk drive
US4879708A (en) * 1985-07-30 1989-11-07 Laser Magnetic Storage International Company Optical disk tracking and seeking systems specific track formats using wobbled pits
US4879707A (en) * 1985-07-30 1989-11-07 Laser Magnetic Storage International Company Optical disk tracking and seeking systems specific track formats using discontinuities
US4959823A (en) * 1985-07-30 1990-09-25 Laser Magnetic Storage International Company Tracking and seeking system for use with an optical record carrier having a wobbled track format
FR2597248B1 (fr) * 1985-11-27 1988-05-13 Thomson Alcatel Gigadisc Support d'information a pregravure et son dispositif d'exploration optiques a acces echantillonne
JPH0648545B2 (ja) * 1986-01-21 1994-06-22 共同印刷株式会社 プリフォーマッティング用ピットのパターンを持った光記録媒体及びその製造方法
US5051125A (en) * 1986-03-04 1991-09-24 Ici Americas Inc. Synergistic herbicidal composition of cycloate and cyanazine
JPH0758550B2 (ja) * 1986-03-07 1995-06-21 ソニー株式会社 光ディスク装置
US4881214A (en) * 1986-05-12 1989-11-14 Csk Corporation Data record formatting system and reading/writing system for optical recording medium
JP2796285B2 (ja) * 1986-07-11 1998-09-10 株式会社日立製作所 トラッキング方法及びそれを用いた光ディスク装置
JPH0782656B2 (ja) * 1986-07-11 1995-09-06 株式会社日立製作所 光デイスク装置
JPS63104225A (ja) * 1986-10-21 1988-05-09 Csk Corp 光記録媒体のトラツキング方式
JPH0679378B2 (ja) * 1986-12-15 1994-10-05 ソニー株式会社 光学式記録再生装置のトラツキングサ−ボ回路
US4819218A (en) * 1986-12-19 1989-04-04 Eastman Kodak Company Quasi-constant linear-velocity disk having corresponding radii of adjacent annular zones related by a rational number for distributing prerecorded indicia to form a coherent write clock signal
US4860271A (en) * 1987-03-13 1989-08-22 Pioneer Electronic Corporation Servo circuit for generating a tracking error signal for optical disk player
KR910008503B1 (ko) * 1987-03-13 1991-10-18 미쯔비시덴끼 가부시끼가이샤 광 디스크
JP2619381B2 (ja) * 1987-03-20 1997-06-11 株式会社日立製作所 光学的情報再生装置
JPS63159977U (ja) * 1987-04-08 1988-10-19
JPH0719385B2 (ja) * 1987-04-24 1995-03-06 株式会社日立製作所 光学的記録再生装置
US4779251A (en) * 1987-06-12 1988-10-18 Optimem Optical disk memory system with closed loop micro-jump between adjacent tracks
JP2653073B2 (ja) * 1987-08-21 1997-09-10 ソニー株式会社 ディスク状記録媒体
JPH073692B2 (ja) * 1987-12-02 1995-01-18 株式会社日立製作所 光ディスク装置におけるトラッキング制御回路
ES2048819T3 (es) * 1988-01-22 1994-04-01 Philips Nv Procedimiento y aparato para grabar sucesivamente se\ales de efm-modulada.
NL8800152A (nl) * 1988-01-22 1989-08-16 Philips Nv Optische uitleesbare registratiedrager van het beschrijfbare type, een inrichting voor het vervaardigen van een dergelijke registratiedrager, en inrichtingen voor het optekenen en/of uitlezen van informatie op/uit een dergelijke registratiedrager.
NL8800151A (nl) * 1988-01-22 1989-08-16 Philips Nv Werkwijze en inrichting voor het optekenen van een informatiesignaal.
US5031166A (en) * 1988-01-25 1991-07-09 Laser Magnetic Storage International Company Optical disk tracking and seeking systems and specific track formats using discontinuities and circuitry therefor
JP2703576B2 (ja) * 1988-10-03 1998-01-26 株式会社日立製作所 光デイスク装置
JPH0646487B2 (ja) * 1989-03-31 1994-06-15 キヤノン株式会社 情報記録再生方法、情報記録再生装置及び情報記録担体
US5148422A (en) * 1989-08-25 1992-09-15 Sony Corporation Optical recording medium having a data recording track with offset data storing regions
JPH03116538A (ja) * 1989-09-29 1991-05-17 Toshiba Corp 光ディスク
JP2804130B2 (ja) * 1989-12-06 1998-09-24 株式会社日立製作所 情報処理装置
US5268887A (en) * 1990-05-15 1993-12-07 Kabushiki Kaisha Toshiba Optical recording medium having offset-compensating areas
JPH0478034A (ja) * 1990-05-15 1992-03-12 Toshiba Corp 光情報記録媒体及び光情報記録再生装置
JP3033864B2 (ja) * 1991-10-31 2000-04-17 キヤノン株式会社 情報記録方法及びその情報再生装置
EP0562595A3 (en) * 1992-03-26 1994-07-06 Matsushita Electric Ind Co Ltd Apparatus for positioning optical head on a track of rotating disk
US5493561A (en) * 1992-06-17 1996-02-20 Matsushita Electric Industrial Co., Ltd. Optical information recording medium and information recording and reproducing method thereof
EP0582446B1 (en) * 1992-07-31 2000-05-10 Matsushita Electric Industrial Co., Ltd. Optical data storage medium
JP3240762B2 (ja) * 1993-07-26 2001-12-25 ソニー株式会社 光記録媒体の再生方法及び再生装置
US5654948A (en) * 1993-09-07 1997-08-05 Sony Corporation Disc apparatus for recording/reproducing with zone constant angular velocity
WO1996006433A1 (fr) * 1994-08-25 1996-02-29 Sony Corporation Disque optique et unite de disque optique
FR2731808B1 (fr) * 1995-03-14 1997-04-11 Thomson Csf Systeme de reglage de focalisation optique
WO1999066504A2 (en) * 1998-06-15 1999-12-23 Koninklijke Philips Electronics N.V. Device for scanning an optical record carrier
US7102839B2 (en) 2003-10-31 2006-09-05 International Business Machines Corporation Magnetic recording channel utilizing control fields for timing recovery, equalization, amplitude and amplitude asymmetry

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR528140A (fr) * 1917-10-03 1921-11-07 Marie Berthe Mermod Corset
JPS5857024B2 (ja) * 1973-08-31 1983-12-17 株式会社日立製作所 運動媒体への情報の記録・再生装置
JPS5912070B2 (ja) * 1973-09-10 1984-03-21 株式会社日立製作所 情報記録再生方式
NL7314267A (nl) * 1973-10-17 1975-04-21 Philips Nv Registratiedrager waarop informatie is aangebracht in een optisch uitleesbare struktuur.
US3919697A (en) * 1974-06-26 1975-11-11 Battelle Development Corp Data record tracking using track identifying information in the gaps between recorded data groups
DE2522405C2 (de) * 1975-05-21 1982-04-15 Philips Patentverwaltung Gmbh, 2000 Hamburg Optisches Mehrkanal-Plattenspeichersystem zum Speichern von digitaler Information
US4094013A (en) * 1975-05-22 1978-06-06 U.S. Philips Corporation Optical storage disk system with disk track guide sectors
US4322836A (en) * 1976-04-08 1982-03-30 Victor Company Of Japan, Ltd. High density recording system using side-by side information and servo tracks
CA1130456A (en) * 1976-04-08 1982-08-24 Hisao Kinjo Information signal recording system
FR2366636A1 (fr) * 1976-10-01 1978-04-28 Thomson Brandt Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'information
JPS5382303A (en) * 1976-12-28 1978-07-20 Victor Co Of Japan Ltd Information recording panel and its reproducing system
NL187413C (nl) * 1978-03-16 1991-09-16 Philips Nv Registratiedragerlichaam, ingeschreven registratiedrager, werkwijze voor het inschrijven van het registratiedragerlichaam en inrichting voor het uitvoeren van de werkwijze en voor het uitlezen van een ingeschreven registratiedrager.
JPS5637A (en) * 1979-06-11 1981-01-06 Hitachi Ltd Tracking system of optical disc memory
US4364118A (en) * 1979-06-25 1982-12-14 Hitachi, Ltd. Optical disk and optical information processor
FR2462758A1 (fr) * 1979-08-03 1981-02-13 Thomson Csf Dispositif optique d'acces a une piste portee par un support d'information et systeme de memoire optique comportant un tel dispositif
NL8000123A (nl) * 1980-01-09 1981-08-03 Philips Nv Inrichting voor het schrijven van digitale informatie in een schijfvormige optisch uitleesbare registratiedrager.
NL8000122A (nl) * 1980-01-09 1981-08-03 Philips Nv Schijfvormige, optisch uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen en/of weergeven van datainformatie in c.q. van zo'n registratiedrager.
JPS5733441A (en) * 1980-08-07 1982-02-23 Matsushita Electric Ind Co Ltd Optical information recorder and reproducer
JPS5832239A (ja) * 1981-08-21 1983-02-25 Hitachi Ltd 光ディスク及びトラッキング信号検出方法
US4417330A (en) * 1981-10-15 1983-11-22 Burroughs Corporation Optical memory system providing improved focusing control
US4494226A (en) * 1981-10-15 1985-01-15 Burroughs Corporation Three beam optical memory system
US4443870A (en) * 1981-10-15 1984-04-17 Burroughs Corporation Optical memory system providing track following
US4402061A (en) * 1981-10-15 1983-08-30 Burroughs Corporation Preformatted optical media for use in an optical memory system
US4428075A (en) * 1981-12-21 1984-01-24 Burroughs Corporation Methods of preformatting an optical disk
FR2523349A1 (fr) * 1982-03-12 1983-09-16 Thomson Csf Procede et dispositif optique de generation de signaux d'asservissements de la position d'une tache d'exploration des pistes d'un support d'information

Also Published As

Publication number Publication date
JP2842822B2 (ja) 1999-01-06
EP0369989A2 (fr) 1990-05-23
DE3381951D1 (de) 1990-11-29
HK1006048A1 (en) 1999-02-05
JPH05197990A (ja) 1993-08-06
JP2875113B2 (ja) 1999-03-24
EP0369989A3 (en) 1990-06-27
DE3382757T2 (de) 1994-12-22
CA1190645A (en) 1985-07-16
JPH0344387B2 (ja) 1991-07-05
FR2523347A1 (fr) 1983-09-16
FR2523347B1 (fr) 1988-11-04
JPH10198966A (ja) 1998-07-31
EP0369989B1 (fr) 1994-08-31
SG34292G (en) 1993-01-29
JPH08235622A (ja) 1996-09-13
US4553228A (en) 1985-11-12
DE3382757D1 (de) 1994-10-06
JPS58185051A (ja) 1983-10-28
US4674081A (en) 1987-06-16
EP0089263B1 (fr) 1990-10-24
EP0089263A1 (fr) 1983-09-21

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