CA2023960A1 - Appareil d'enregistrement a disque optique - Google Patents

Appareil d'enregistrement a disque optique

Info

Publication number
CA2023960A1
CA2023960A1 CA2023960A CA2023960A CA2023960A1 CA 2023960 A1 CA2023960 A1 CA 2023960A1 CA 2023960 A CA2023960 A CA 2023960A CA 2023960 A CA2023960 A CA 2023960A CA 2023960 A1 CA2023960 A1 CA 2023960A1
Authority
CA
Canada
Prior art keywords
recording
signals
fourteen
modulated
optical disc
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.)
Granted
Application number
CA2023960A
Other languages
English (en)
Other versions
CA2023960C (fr
Inventor
Hiroshi Ogawa
Shinichiro Iimura
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CA2023960A1 publication Critical patent/CA2023960A1/fr
Application granted granted Critical
Publication of CA2023960C publication Critical patent/CA2023960C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • G11B2020/1461—8 to 14 modulation, e.g. the EFM code used on CDs or mini-discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Head (AREA)
CA002023960A 1989-08-25 1990-08-24 Appareil d'enregistrement a disque optique Expired - Lifetime CA2023960C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP219416/89 1989-08-25
JP1219416A JP2785370B2 (ja) 1989-08-25 1989-08-25 光記録装置

Publications (2)

Publication Number Publication Date
CA2023960A1 true CA2023960A1 (fr) 1991-02-26
CA2023960C CA2023960C (fr) 1999-10-26

Family

ID=16735055

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002023960A Expired - Lifetime CA2023960C (fr) 1989-08-25 1990-08-24 Appareil d'enregistrement a disque optique

Country Status (9)

Country Link
US (1) US5161145A (fr)
EP (1) EP0414517B1 (fr)
JP (1) JP2785370B2 (fr)
KR (1) KR0181497B1 (fr)
AT (1) ATE146893T1 (fr)
AU (1) AU637808B2 (fr)
CA (1) CA2023960C (fr)
DE (1) DE69029494T2 (fr)
MY (1) MY107086A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2688332B1 (fr) * 1992-03-03 1995-12-01 Thomson Csf Procede et dispositif d'enregistrement lecture d'information sur un support optique ou magneto-optique mobile.
JP3147255B2 (ja) * 1992-10-13 2001-03-19 ソニー株式会社 データ記録方法、データ記録装置およびデータ記録媒体
EP0644538A4 (fr) * 1993-03-15 1995-12-20 Nippon Kogaku Kk Methode, support et appareil d'enregistrement magneto-optique.
JP2827855B2 (ja) * 1993-11-12 1998-11-25 ヤマハ株式会社 光ディスク記録装置
JPH1017803A (ja) * 1996-07-08 1998-01-20 Fuji Xerox Co Ltd インクジェット記録用インク及びインクジェット記録方法
JP2000231745A (ja) * 1999-02-09 2000-08-22 Sony Corp 光記録媒体、光記録媒体製造用原盤及びその製造方法
TWI240919B (en) * 2003-07-04 2005-10-01 Mediatek Inc Write signals control circuit in a disk drive
KR101352404B1 (ko) * 2011-09-28 2014-03-12 한국광기술원 가시광 통신 장치 및 이의 제어 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5593538A (en) * 1978-12-29 1980-07-16 Fujitsu Ltd Recording and reproducing system of digital optical recording medium
JPS58212628A (ja) * 1982-06-04 1983-12-10 Sony Corp デイスク記録装置
JPS6332753A (ja) * 1986-07-25 1988-02-12 Konica Corp 情報記録方法
JP2810035B2 (ja) * 1986-08-22 1998-10-15 株式会社日立製作所 光学的記録再生方法
US4998237A (en) * 1987-04-28 1991-03-05 Yamaha Corporation Optical disc recording device having improved accuracy of pit formation
JP2647875B2 (ja) * 1987-12-25 1997-08-27 株式会社日立製作所 光磁気信号記録再生方法

Also Published As

Publication number Publication date
EP0414517B1 (fr) 1996-12-27
US5161145A (en) 1992-11-03
KR0181497B1 (ko) 1999-04-15
JP2785370B2 (ja) 1998-08-13
CA2023960C (fr) 1999-10-26
DE69029494D1 (de) 1997-02-06
EP0414517A3 (en) 1991-09-25
DE69029494T2 (de) 1997-04-10
ATE146893T1 (de) 1997-01-15
EP0414517A2 (fr) 1991-02-27
AU637808B2 (en) 1993-06-10
MY107086A (en) 1995-09-30
JPH0383230A (ja) 1991-04-09
AU6125790A (en) 1991-02-28
KR910005245A (ko) 1991-03-30

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