KR100497706B1 - 광정보기록장치, 광정보재생장치 및 광정보기록매체 - Google Patents

광정보기록장치, 광정보재생장치 및 광정보기록매체 Download PDF

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Publication number
KR100497706B1
KR100497706B1 KR10-1998-0009599A KR19980009599A KR100497706B1 KR 100497706 B1 KR100497706 B1 KR 100497706B1 KR 19980009599 A KR19980009599 A KR 19980009599A KR 100497706 B1 KR100497706 B1 KR 100497706B1
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KR
South Korea
Prior art keywords
signal
data
pit
optical
optical information
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
KR10-1998-0009599A
Other languages
English (en)
Korean (ko)
Other versions
KR19980080488A (ko
Inventor
마사노부 야마모토
세이지 고바야시
고지 후지미야
Original Assignee
소니 가부시끼 가이샤
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.)
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Publication date
Application filed by 소니 가부시끼 가이샤 filed Critical 소니 가부시끼 가이샤
Publication of KR19980080488A publication Critical patent/KR19980080488A/ko
Application granted granted Critical
Publication of KR100497706B1 publication Critical patent/KR100497706B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/281—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs by changing the physical properties of the record carrier
    • G11B23/282—Limited play
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
    • G11B20/00594—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium wherein the shape of recording marks is altered, e.g. the depth, width, or length of 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
    • G11B20/10009—Improvement or modification of read or write signals
    • 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
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
    • 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
    • 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
    • G11B7/127—Lasers; Multiple laser arrays
    • 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
    • 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
    • G11B2007/00727—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 where the information is modified to form a visible pattern, e.g. forming a label by modifying the width of pits or grooves
    • 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
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
KR10-1998-0009599A 1997-03-21 1998-03-20 광정보기록장치, 광정보재생장치 및 광정보기록매체 Expired - Fee Related KR100497706B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP06784397A JP3852498B2 (ja) 1997-03-21 1997-03-21 情報記録装置、情報再生装置及び情報記録媒体
JP97-67843 1997-03-21

Publications (2)

Publication Number Publication Date
KR19980080488A KR19980080488A (ko) 1998-11-25
KR100497706B1 true KR100497706B1 (ko) 2005-10-12

Family

ID=13356649

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-1998-0009599A Expired - Fee Related KR100497706B1 (ko) 1997-03-21 1998-03-20 광정보기록장치, 광정보재생장치 및 광정보기록매체

Country Status (3)

Country Link
US (1) US6078552A (enExample)
JP (1) JP3852498B2 (enExample)
KR (1) KR100497706B1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6587948B1 (en) 1998-02-13 2003-07-01 Sony Corporation Recording apparatus, recording medium, playback apparatus, recording method and playback method
JP3818474B2 (ja) * 1998-03-10 2006-09-06 日本ビクター株式会社 ディスク状記録媒体の再生装置
KR100331322B1 (ko) * 1998-06-22 2002-08-27 삼성전자 주식회사 제조업체간의 특수기능을 지원하기 위한 부가정보를 저장하는 기록매체 및 기록 및/또는 편집장치와 그방법
US6665240B1 (en) 1998-10-07 2003-12-16 Sony Corporation Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk
JP3292298B2 (ja) * 1999-07-14 2002-06-17 ソニー株式会社 情報記録装置、情報記録方法、情報記録媒体、情報再生装置及び情報再生方法
JP4395998B2 (ja) * 2000-06-07 2010-01-13 ソニー株式会社 光ディスク装置、光ディスクの記録方法及び光ディスク
DE10035311C2 (de) * 2000-07-18 2003-06-18 Docdata Germany Gmbh Compact Disc mit einem einen Kopiervorgang störenden Bereich
US6625512B1 (en) * 2000-07-25 2003-09-23 Advanced Micro Devices, Inc. Method and apparatus for performing final critical dimension control
CA2354780A1 (en) * 2000-08-04 2002-02-04 Silicon Image, Inc. Digital display jitter correction apparatus and method
US20020136136A1 (en) * 2001-03-26 2002-09-26 Daniel Gelbart Method for storing data using VCSEL device
KR100477009B1 (ko) * 2002-03-14 2005-03-17 쎄텍 주식회사 복제 방지된 광학적 기록매체 및 그 제조 방법
AU2002241390A1 (en) * 2002-03-26 2003-10-08 Settec, Inc. A copy-protected optical recording medium and a method for manufacturing thereof
WO2004059621A1 (en) * 2002-12-30 2004-07-15 Koninklijke Philips Electronics N.V. Additional data channel in between marks
WO2004066287A1 (en) 2003-01-23 2004-08-05 Lg Electronics Inc. Recording medium with an optional information and apparatus and methods for forming, recording, reproducing and controlling reproduction of the recording medium
EP1586088B1 (en) 2003-01-23 2010-12-01 LG Electronics, Inc. Recording medium with an intermittent or alternate wobbled pits and apparatus and methods for forming, recording, and reproducing the recording medium
KR100952949B1 (ko) 2003-01-24 2010-04-15 엘지전자 주식회사 고밀도 광디스크의 복사 방지 정보 관리방법
KR20060115575A (ko) * 2004-03-04 2006-11-09 소니 가부시끼 가이샤 광 디스크 장치의 광학 헤드 및 그 광 검출 장치
JP4484785B2 (ja) * 2005-08-09 2010-06-16 ソニー株式会社 記録方法
DE502007000253D1 (de) 2006-05-12 2009-01-08 Cda Datentraeger Albrechts Gmb Optischer datenträger mit RFID-Label
CN103226962B (zh) * 2013-05-08 2016-07-06 江苏新广联科技股份有限公司 只读光盘前置加密方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5400319A (en) * 1993-10-06 1995-03-21 Digital Audio Disc Corporation CD-ROM with machine-readable I.D. code
US5805551A (en) * 1994-04-18 1998-09-08 Matsushita Electric Industrial Co., Ltd. Method and apparatus for preventing illegal copy or illegal installation of information of optical recording medium

Also Published As

Publication number Publication date
KR19980080488A (ko) 1998-11-25
JPH10269577A (ja) 1998-10-09
JP3852498B2 (ja) 2006-11-29
US6078552A (en) 2000-06-20

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