NL8901588A - Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. - Google Patents

Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. Download PDF

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Publication number
NL8901588A
NL8901588A NL8901588A NL8901588A NL8901588A NL 8901588 A NL8901588 A NL 8901588A NL 8901588 A NL8901588 A NL 8901588A NL 8901588 A NL8901588 A NL 8901588A NL 8901588 A NL8901588 A NL 8901588A
Authority
NL
Netherlands
Prior art keywords
signal
radiation
circuit
intensity
radiation source
Prior art date
Application number
NL8901588A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8901588A priority Critical patent/NL8901588A/nl
Priority to US07/453,547 priority patent/US5105413A/en
Priority to DE69024709T priority patent/DE69024709T2/de
Priority to EP90201576A priority patent/EP0404247B1/en
Priority to KR1019900009033A priority patent/KR100245544B1/ko
Priority to JP16002590A priority patent/JP3145099B2/ja
Publication of NL8901588A publication Critical patent/NL8901588A/nl
Priority to US07/929,843 priority patent/US5303217A/en

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
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1879—Direct read-after-write methods
    • 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
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • 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
    • 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
    • G11B7/0045—Recording
    • 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
    • G11B7/0903—Multi-beam tracking systems

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
NL8901588A 1988-06-23 1989-06-23 Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. NL8901588A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8901588A NL8901588A (nl) 1989-06-23 1989-06-23 Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag.
US07/453,547 US5105413A (en) 1988-06-23 1989-12-20 Read-after-write optical recording device having a single radiation source and employing write modulation of such source
DE69024709T DE69024709T2 (de) 1989-06-23 1990-06-18 Anordnung zum Aufzeichnen von Information auf einem Aufzeichnungsträger mit einer strahlungsempfindlichen Schicht
EP90201576A EP0404247B1 (en) 1989-06-23 1990-06-18 Device for recording information on a record carrier having a radiation sensitive layer
KR1019900009033A KR100245544B1 (ko) 1989-06-23 1990-06-20 방사 감응층을 갖는 기록 매체 상에 정보를 기록하기 위한 장치
JP16002590A JP3145099B2 (ja) 1989-06-23 1990-06-20 放射線感応層を有する記録担体に情報を記録する装置
US07/929,843 US5303217A (en) 1989-06-23 1992-08-13 Optical recording device wherein recording beam intensity is set in accordance with an optimum value of the DC component of a recorded signal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8901588A NL8901588A (nl) 1989-06-23 1989-06-23 Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag.
NL8901588 1989-06-23

Publications (1)

Publication Number Publication Date
NL8901588A true NL8901588A (nl) 1991-01-16

Family

ID=19854890

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8901588A NL8901588A (nl) 1988-06-23 1989-06-23 Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag.

Country Status (6)

Country Link
US (1) US5105413A (ja)
EP (1) EP0404247B1 (ja)
JP (1) JP3145099B2 (ja)
KR (1) KR100245544B1 (ja)
DE (1) DE69024709T2 (ja)
NL (1) NL8901588A (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5303217A (en) * 1989-06-23 1994-04-12 U.S. Philips Corporation Optical recording device wherein recording beam intensity is set in accordance with an optimum value of the DC component of a recorded signal
JP3224844B2 (ja) * 1991-09-09 2001-11-05 株式会社東芝 光ディスク装置
US5475210A (en) * 1991-09-09 1995-12-12 Kabushiki Kaisha Toshiba Noise reduction system for optical record and reproduction apparatus using auto-power controlled semiconductor laser device
NL9200397A (nl) * 1992-03-04 1993-10-01 Philips Nv Informatie-optekeninrichting.
JP3770921B2 (ja) 1993-03-31 2006-04-26 三菱電機株式会社 光ディスク装置
DE4415508A1 (de) 1994-05-03 1995-11-09 Thomson Brandt Gmbh Abtastgerät mit Adaptation
EP0731455A3 (en) * 1995-03-06 1997-01-22 Canon Kk Apparatus and method for optical information recording and reading
US5646919A (en) * 1996-01-16 1997-07-08 Eastman Kodak Company Dynamic tracking control in an optical recording system by sensing mark formation
US5978334A (en) * 1997-10-24 1999-11-02 Eastman Kodak Company Sampling timing for a reflected write signal
US6578164B1 (en) * 2000-07-12 2003-06-10 Iomega Corporation Method for detecting transient write errors in a disk drive having a dual transducer slider
JP2002175625A (ja) * 2000-12-06 2002-06-21 Sony Corp 記録装置および記録方法
JP4074280B2 (ja) * 2004-06-24 2008-04-09 太陽誘電株式会社 光情報記録装置
US8451702B2 (en) * 2011-08-22 2013-05-28 Oracle International Corporation Direct read after write for optical storage device
JP6032634B2 (ja) * 2011-09-22 2016-11-30 パナソニックＩｐマネジメント株式会社 光ピックアップおよび光記録再生装置
US9875769B1 (en) 2016-08-22 2018-01-23 Oracle International Corporation Optical storage system divider based draw verification with digitally synthesized writing laser pulse signal
US9899055B1 (en) 2016-08-22 2018-02-20 Oracle International Corporation Optical storage system divider based draw verification
US9911450B1 (en) 2016-08-22 2018-03-06 Oracle International Corporation Optical storage system divider based draw verification with automatic bias or delay adjustment
US10176837B2 (en) * 2016-11-18 2019-01-08 Oracle International Corporation Optical storage system divider based DRAW verification with high frequency writing strategy pattern

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304981A1 (fr) * 1975-03-21 1976-10-15 Thomson Brandt Dispositif d'enregistrement optique d'informations
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.
JPS5668935A (en) * 1979-10-22 1981-06-09 Discovision Ass Device for recording dataasignal on movable optical recording medium
JPS56153488A (en) * 1980-04-28 1981-11-27 Mitsubishi Electric Corp Recording device
US4488277A (en) * 1982-02-10 1984-12-11 North American Philips Corporation Control system for an optical data recording apparatus
US4516235A (en) * 1982-10-28 1985-05-07 Rca Corporation Dynamic record level control for optical disc recorder
US4648085A (en) * 1983-05-12 1987-03-03 Nec Corporation Optical information recording and reading apparatus with error correction
FR2546325B1 (fr) * 1983-05-20 1988-07-08 Thomson Csf Procede et dispositif de calibration de la puissance optique appliquee a un disque optique pour l'enregistrement de donnees
NL8501473A (nl) * 1985-05-23 1986-12-16 Philips Nv Stralingsbroninrichting.
NL193159C (nl) * 1985-06-19 1998-12-04 Hitachi Ltd Voorgevormde registratiedrager voor het daarin met behulp van een lichtvlek schrijven van informatie.
US4935913A (en) * 1987-04-07 1990-06-19 Mitsubishi Denki Kabushiki Kaisha Optical information recording and reproducing apparatus
JPH01165056A (ja) * 1987-09-21 1989-06-29 Sharp Corp 光情報記録再生装置

Also Published As

Publication number Publication date
JP3145099B2 (ja) 2001-03-12
DE69024709T2 (de) 1996-07-25
EP0404247A1 (en) 1990-12-27
EP0404247B1 (en) 1996-01-10
KR100245544B1 (ko) 2000-02-15
DE69024709D1 (de) 1996-02-22
US5105413A (en) 1992-04-14
KR910001668A (ko) 1991-01-31
JPH0330121A (ja) 1991-02-08

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A1B A search report has been drawn up
BV The patent application has lapsed