HK42592A - Pre-engraved information carrier and optical read device therefor - Google Patents

Pre-engraved information carrier and optical read device therefor Download PDF

Info

Publication number
HK42592A
HK42592A HK425/92A HK42592A HK42592A HK 42592 A HK42592 A HK 42592A HK 425/92 A HK425/92 A HK 425/92A HK 42592 A HK42592 A HK 42592A HK 42592 A HK42592 A HK 42592A
Authority
HK
Hong Kong
Prior art keywords
patterns
information carrier
track
spot
exploration
Prior art date
Application number
HK425/92A
Other languages
German (de)
English (en)
French (fr)
Inventor
Rene Romeas
Original Assignee
Thomson S.A.
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 S.A. filed Critical Thomson S.A.
Publication of HK42592A publication Critical patent/HK42592A/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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/106—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/30—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for auxiliary signals
    • G11B23/36—Signals on record carriers or on containers and recorded by the same method as the main recording
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
HK425/92A 1985-05-10 1992-06-11 Pre-engraved information carrier and optical read device therefor HK42592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8507131A FR2581784B1 (fr) 1985-05-10 1985-05-10 Support d'information a pregravure et son dispositif de lecture optique

Publications (1)

Publication Number Publication Date
HK42592A true HK42592A (en) 1992-06-19

Family

ID=9319159

Family Applications (1)

Application Number Title Priority Date Filing Date
HK425/92A HK42592A (en) 1985-05-10 1992-06-11 Pre-engraved information carrier and optical read device therefor

Country Status (8)

Country Link
US (1) US4858221A (ja)
EP (1) EP0201093B1 (ja)
JP (2) JP2607475B2 (ja)
CA (1) CA1263750A (ja)
DE (1) DE3680151D1 (ja)
FR (1) FR2581784B1 (ja)
HK (1) HK42592A (ja)
SG (1) SG36792G (ja)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5214635A (en) * 1987-02-27 1993-05-25 Matsushita Electric Industrial Co., Ltd. Erasable optical disk and optical information recording/reproduction apparatus
EP0317344B1 (en) * 1987-11-18 1994-06-08 Sharp Kabushiki Kaisha An optical memory medium
JPH0212627A (ja) * 1988-06-30 1990-01-17 Fuji Xerox Co Ltd 光記録媒体とこの光記録媒体を用いたトラッキング制御方法
US5170390A (en) * 1988-08-22 1992-12-08 Sharp Kabushiki Kaisha Optical recording element and driving system
JPH0386944A (ja) 1989-05-15 1991-04-11 Seiko Epson Corp 光学式情報記録媒体
US5148422A (en) * 1989-08-25 1992-09-15 Sony Corporation Optical recording medium having a data recording track with offset data storing regions
JPH03201266A (ja) * 1989-12-27 1991-09-03 Victor Co Of Japan Ltd 追記型情報記録媒体及びその記録装置
US5214629A (en) * 1990-02-27 1993-05-25 Hitachi Maxell, Ltd. Optical disc having a high-speed access capability and reading apparatus therefor
FR2660461B1 (fr) * 1990-04-03 1994-10-28 Atg Sa Support d'informations pregrave a marques deportees, procede de realisation des marques ainsi que procede d'elaboration d'un signal d'erreur de suivi radial et dispositif de lecture pour la mise en óoeuvre du procede.
US5270991A (en) * 1990-06-29 1993-12-14 North American Philips Corporation Track format for use with an optical record carrier having a varying track pitch
JPH0778975B2 (ja) * 1990-09-27 1995-08-23 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン 光学ディスク駆動装置
US5295131A (en) * 1990-10-02 1994-03-15 Matsushita Electric Industrial Co., Ltd. Optical information recording disk having embossed clock mark pits and embossed information recording pits
US5796712A (en) * 1992-03-05 1998-08-18 Fujitsu Limited Optical disk having identification signal recorded between and used in common for two mutually adjacent tracks and optical disk unit therefor
JPH06282849A (ja) * 1993-01-29 1994-10-07 Sony Corp 光記録媒体、光記録媒体の記録再生装置及び再生装置
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
US5452285A (en) * 1993-09-30 1995-09-19 Polaroid Corporation Uniformly distributed servo data for optical information storage medium
WO1996006433A1 (en) 1994-08-25 1996-02-29 Sony Corporation Optical disk and optical disk drive device
JPH08147704A (ja) * 1994-11-18 1996-06-07 Sony Corp ディスク状記録媒体、ディスク再生方法及び再生装置
US5982738A (en) * 1995-02-14 1999-11-09 Hitachi, Ltd. Optical recording medium having at least wobbled synchronous information shared between tracks
US7072278B2 (en) * 1995-02-14 2006-07-04 Hitachi, Ltd. Optical reproducing method for optical medium with aligned prepit portion
JP2788022B2 (ja) 1995-02-14 1998-08-20 株式会社日立製作所 光記録媒体
US6538963B1 (en) * 1996-06-04 2003-03-25 Lg Electronics Inc. Optical disk and recording/reproducing device thereof
US6310838B1 (en) * 1997-09-03 2001-10-30 U.S. Philips Corporation Record carrier and apparatus for scanning the record carrier
RU2226720C2 (ru) * 1998-03-16 2004-04-10 Конинклейке Филипс Электроникс Н.В. Оптический носитель записи
CN113140066B (zh) * 2020-01-17 2023-11-10 深圳怡化电脑股份有限公司 换向器的控制方法和金融自助设备

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673412A (en) * 1970-03-02 1972-06-27 Trw Inc Radiant energy beam scanning method and apparatus
US4027330A (en) * 1973-03-27 1977-05-31 Ted-Bildplatten Aktiengesellschaft, Aeg-Telefunken, Teldec Disc recording
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
JPS54128303A (en) * 1978-03-29 1979-10-04 Victor Co Of Japan Ltd Optical reproducing device of information recording medium disc
JPS55157133A (en) * 1979-05-21 1980-12-06 Hitachi Ltd Information recording and reproducing device
JPS5637A (en) * 1979-06-11 1981-01-06 Hitachi Ltd Tracking system of optical disc memory
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.
FR2481501B1 (fr) * 1980-04-25 1985-09-13 Philips Nv Porteur d'enregistrement comportant une structure d'information lisible par voie optique et dispositif pour la lecture d'un tel porteur d'enregistrement
JPS57117106A (en) * 1981-01-09 1982-07-21 Olympus Optical Co Ltd Optical magnetic recording and reproducing method
FR2504713B1 (fr) * 1981-04-27 1986-04-11 Thomson Csf Disque support d'information a codage angulaire et systeme d'entrainement en rotation d'un tel disque
JPS5812149A (ja) * 1981-07-15 1983-01-24 Nippon Columbia Co Ltd ビデオ・デイスク及びその記録装置
US4443870A (en) * 1981-10-15 1984-04-17 Burroughs Corporation Optical memory system providing track following
DE3239857C2 (de) * 1981-10-27 1986-12-18 Victor Company Of Japan, Ltd., Yokohama, Kanagawa Spursteuervorrichtung für eine Abtastvorrichtung
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
FR2523347B1 (fr) * 1982-03-12 1988-11-04 Thomson Csf Support d'information mobile pregrave et dispositif optique de suivi de piste mettant en oeuvre un tel support
US4456981A (en) * 1982-03-19 1984-06-26 Magnetic Peripherals Inc. Modulation system for optical recording
US4530079A (en) * 1983-03-23 1985-07-16 Xerox Corporation Track following system for optical disc drive
US4707816A (en) * 1985-03-29 1987-11-17 Hitachi, Ltd. Method and apparatus for composite wobbled and push-pull tracking servo system

Also Published As

Publication number Publication date
JP2812428B2 (ja) 1998-10-22
DE3680151D1 (de) 1991-08-14
FR2581784B1 (fr) 1994-03-25
EP0201093A1 (fr) 1986-11-12
FR2581784A1 (fr) 1986-11-14
EP0201093B1 (fr) 1991-07-10
CA1263750A (en) 1989-12-05
JPH08227531A (ja) 1996-09-03
JP2607475B2 (ja) 1997-05-07
US4858221A (en) 1989-08-15
SG36792G (en) 1992-05-22
JPS61260426A (ja) 1986-11-18

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PE Patent expired

Effective date: 20060505