DE69230168T2 - Geschlossenes Informationssystem mit Kopierschutz - Google Patents

Geschlossenes Informationssystem mit Kopierschutz

Info

Publication number
DE69230168T2
DE69230168T2 DE69230168T DE69230168T DE69230168T2 DE 69230168 T2 DE69230168 T2 DE 69230168T2 DE 69230168 T DE69230168 T DE 69230168T DE 69230168 T DE69230168 T DE 69230168T DE 69230168 T2 DE69230168 T2 DE 69230168T2
Authority
DE
Germany
Prior art keywords
changes
information
physical parameter
recording medium
control means
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 - Lifetime
Application number
DE69230168T
Other languages
German (de)
English (en)
Other versions
DE69230168D1 (de
Inventor
Johannes Jan Mons
Erik Christian Schylander
Jozef Maria Karel Timmermans
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69230168D1 publication Critical patent/DE69230168D1/de
Application granted granted Critical
Publication of DE69230168T2 publication Critical patent/DE69230168T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586Circuits 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/007Arrangement 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/00405Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored by varying characteristics of the recording track, e.g. by altering the track pitch or by modulating the wobble track
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586Circuits 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
    • G11B20/00594Circuits 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586Circuits 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
    • G11B20/00601Circuits 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 properties of tracks are altered, e.g., by changing the wobble pattern or the track pitch, or by adding interruptions or eccentricity
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/18Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806Pulse code modulation systems for audio signals
    • G11B20/1809Pulse code modulation systems for audio signals by interleaving
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/007Arrangement 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
    • G11B7/00736Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085Pits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/91Television signal processing therefor
    • H04N5/913Television signal processing therefor for scrambling ; for copy protection
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B13/00Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00Record 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
    • G11B23/28Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/281Indicating 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00Record 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
    • G11B23/28Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/283Security features, e.g. digital codes
    • G11B23/284Security features, e.g. digital codes on the record carrier
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/002Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005Reproducing
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0901Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0938Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/91Television signal processing therefor
    • H04N5/913Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91342Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being an authentication signal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/91Television signal processing therefor
    • H04N5/913Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91357Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
    • H04N2005/91364Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69230168T 1991-12-02 1992-11-25 Geschlossenes Informationssystem mit Kopierschutz Expired - Lifetime DE69230168T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91203147 1991-12-02

Publications (2)

Publication Number Publication Date
DE69230168D1 DE69230168D1 (de) 1999-11-25
DE69230168T2 true DE69230168T2 (de) 2000-04-20

Family

ID=8208046

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69230168T Expired - Lifetime DE69230168T2 (de) 1991-12-02 1992-11-25 Geschlossenes Informationssystem mit Kopierschutz
DE69233335T Expired - Lifetime DE69233335T2 (de) 1991-12-02 1992-11-25 Geschlossenes Informationssystem mit Kopierschutz

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69233335T Expired - Lifetime DE69233335T2 (de) 1991-12-02 1992-11-25 Geschlossenes Informationssystem mit Kopierschutz

Country Status (5)

Country Link
US (5) US5724327A (enExample)
JP (1) JP3184852B2 (enExample)
KR (1) KR100268621B1 (enExample)
DE (2) DE69230168T2 (enExample)
TW (1) TW228028B (enExample)

Families Citing this family (102)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69230168T2 (de) * 1991-12-02 2000-04-20 Koninklijke Philips Electronics N.V. Geschlossenes Informationssystem mit Kopierschutz
US6408129B1 (en) * 1993-10-29 2002-06-18 Time Warner Entertainment Co, Lp Method for processing a plurality of synchronized audio tracks, including phase inversion of a selected track
US5881038A (en) * 1994-04-18 1999-03-09 Matsushita Electric Industrial Co., Ltd. Method and apparatus for preventing illegal copy or illegal installation of information of optical recording medium
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
DE69529257T2 (de) * 1994-04-18 2003-11-13 Matsushita Electric Ind Co Ltd Verfahren und gerät zur vermeidung illegalen kopierens und illegalen installierens von informationen auf einem optischen aufzeichnungsmedium
DE69523139T2 (de) 1994-11-17 2002-01-31 Matsushita Electric Ind Co Ltd Gerät zur erzeugung einer markierung, verfahren zur erzeugung einer lasermarkierung auf einer optischen platte, optische platte und verfahren zu deren herstellung
USRE39653E1 (en) 1994-11-17 2007-05-22 Matsushita Electric Industrial Co., Ltd. Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
CN1154097C (zh) 1995-10-09 2004-06-16 松下电器产业株式会社 光盘及其重放设备
US6144742A (en) * 1996-05-16 2000-11-07 Mitsushita Electric Industrial Co., Ltd. Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
DE69736919T2 (de) * 1996-06-27 2007-09-13 Koninklijke Philips Electronics N.V. Informationsträger mit zusatzinformationen, wiedergabegerät und verfahren zur herstellung eines solchen informationsträgers
WO1998010415A1 (en) * 1996-09-03 1998-03-12 Philips Electronics N.V. Information carrier, reading/writing device and reading device for writing and/or reading information blocks
DE69703120T2 (de) * 1996-10-25 2001-01-11 Matsushita Electric Industrial Co., Ltd. Optische platte mit oszillierenden stegen und rillen
KR20000064791A (ko) 1997-01-27 2000-11-06 엠. 제이. 엠. 반 캄 콘텐트 정보 및 그것과 관련된 추가정보를전송하는 방법 및 시스템
DE69834604T2 (de) 1997-01-27 2007-02-22 Koninklijke Philips Electronics N.V. System zum kopierschutz von aufgezeichneten signalen
JPH10320773A (ja) * 1997-05-19 1998-12-04 Sony Corp 光ディスクの製造方法、光ディスク及び光ディスク装置
EP0934656B1 (en) 1997-08-26 2005-07-06 Koninklijke Philips Electronics N.V. System for transferring content information and supplemental information relating thereto
ATE199990T1 (de) * 1997-08-28 2001-04-15 Sony Dadc Austria Ag System zur kopierverwaltung einer optischen platte
US6278807B1 (en) * 1997-11-13 2001-08-21 Kabushiki Kaisha Toshiba Data recording/reproducing apparatus, data recording/reproducing method applied to the apparatus, and computer program product used in data processing apparatus
IL122393A0 (en) * 1997-12-01 1998-06-15 Ttr Technologies Ltd A code word for use in digital optical media and a method of generation thereof
ATE555472T1 (de) * 1998-02-27 2012-05-15 Doug Carson & Associates Inc Einzelverstellung von loch- und stegübergangsarten in einem prozess zur herstellung einer matrize für optische platten
AU4407199A (en) * 1998-05-20 1999-12-06 Recording Industry Association Of America Copy protection method using broken modulation rules
JP3464178B2 (ja) 1998-09-25 2003-11-05 株式会社ソニー・コンピュータエンタテインメント 情報認証方法、ディスク再生装置及びエンタテインメント装置
RU2229173C2 (ru) 1998-10-05 2004-05-20 Конинклейке Филипс Электроникс Н.В. Система защиты от копирования записанной информации
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
ES2242925T3 (es) * 1999-01-27 2005-11-16 Koninklijke Philips Electronics N.V. Soporte de grabacion, dispositivo de reproduccion y metodo de grabacion de informacion.
JP4524920B2 (ja) 1999-02-08 2010-08-18 ソニー株式会社 情報記録装置、情報再生装置、認証処理装置、情報記録方法、情報再生方法及び認証処理方法
US6220785B1 (en) * 1999-04-28 2001-04-24 Jack Kennedy Metal Products & Buildings, Inc. Mine stopping, method of constructing same and panels thereof
US6603732B2 (en) 1999-05-21 2003-08-05 Matsushita Electric Industrial Co., Ltd. Recordable optical disk
DE60006397T2 (de) * 1999-05-21 2004-09-09 Matsushita Electric Industrial Co., Ltd., Kadoma Disque optique enregistrable
CA2344644A1 (en) * 1999-07-20 2001-01-25 Koninklijke Philips Electronics N.V. Record carrier carrying a stereo signal and a data signal
JP2001057022A (ja) * 1999-08-18 2001-02-27 Sony Corp データ記録媒体、データ記録装置、データ記録方法、データ再生装置およびデータ再生方法
HUP0200427A3 (en) * 1999-12-21 2002-07-29 Koninkl Philips Electronics Nv Embedding a first digital information signal into a second digital information signal for transmission via a transmission medium
JP3962522B2 (ja) * 2000-02-14 2007-08-22 パイオニア株式会社 情報記録媒体
JP2001291244A (ja) * 2000-04-04 2001-10-19 Sharp Corp 光記録媒体、光記録情報の再生方法並びに再生装置
WO2001086387A1 (en) * 2000-05-10 2001-11-15 Koninklijke Philips Electronics N.V. Controlled distributing of digital information, in particular audio
AU2001269091A1 (en) * 2000-07-07 2002-01-21 Koninklijke Philips Electronics N.V. Record carrier, playback apparatus and information system comprising a record carrier and a playback apparatus
DE10035311C2 (de) * 2000-07-18 2003-06-18 Docdata Germany Gmbh Compact Disc mit einem einen Kopiervorgang störenden Bereich
JP2002073396A (ja) * 2000-08-30 2002-03-12 Toshiba Corp 記録方法、再生方法、装置及び情報記録媒体
CN1534625B (zh) 2000-09-01 2010-04-21 松下电器产业株式会社 光盘介质以及光盘再生方法和存储方法
JP4595182B2 (ja) * 2000-09-07 2010-12-08 ソニー株式会社 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体
WO2002025645A2 (en) * 2000-09-22 2002-03-28 Matsushita Electric Industrial Co., Ltd. Optical disc and a reproduction method, reproduction apparatus, and recording apparatus for the same
US7376073B2 (en) * 2000-12-14 2008-05-20 Ecd Systems, Inc. Optical storage medium having distortion regions, and a method of modifying an optical storage medium to include distortion regions
JP2002324348A (ja) * 2001-04-25 2002-11-08 Sony Corp データ記録媒体、データ記録装置及びデータ記録方法、並びにデータ再生装置及びデータ再生方法
DE60227596D1 (de) * 2001-05-02 2008-08-28 Pioneer Corp Informationsaufzeichnungsmedium und Informationsaufzeichnungsgerät
EP1393317B1 (en) * 2001-05-09 2014-05-21 Koninklijke Philips N.V. Encryption and decryption of data on a record carrier
US6724708B2 (en) 2001-06-20 2004-04-20 Matsushita Electric Industrial Co., Ltd. Optical disk medium and method and apparatus for reading information
JP2003036543A (ja) * 2001-07-24 2003-02-07 Pioneer Electronic Corp 記録ディスク及び記録情報再生装置
US7362671B2 (en) 2001-08-13 2008-04-22 Sony Corporation Optical disc recording and/or playing apparatus and method
US7562396B2 (en) * 2001-08-21 2009-07-14 Ecd Systems, Inc. Systems and methods for media authentication
JP4880140B2 (ja) 2001-09-07 2012-02-22 任天堂株式会社 光ディスクならびに光ディスク再生装置および記録装置
US20040030909A1 (en) * 2001-09-14 2004-02-12 Yoichiro Sako Recording medium reproduction method and reproduction apparatus, and recording medium recording method and recording apparatus
DE60227623D1 (de) * 2001-09-14 2008-08-28 Pioneer Corp Informationsaufzeichnungsmedium, Informationswiedergabegerät und Informationsaufzeichnungsgerät
JP4300727B2 (ja) 2001-10-09 2009-07-22 ソニー株式会社 ディスク記録媒体、ディスクドライブ装置、再生方法、ディスク製造方法
JP4652641B2 (ja) * 2001-10-11 2011-03-16 ソニー株式会社 ディスク記録媒体、ディスクドライブ装置、再生方法
CN101740052B (zh) 2001-10-15 2012-09-05 皇家飞利浦电子股份有限公司 记录载体和用于扫描该记录载体的装置
US7643393B2 (en) 2001-12-12 2010-01-05 Ecd Systems, Inc. Systems and methods for optical media modification
US7716485B2 (en) 2002-02-01 2010-05-11 Sca Ipla Holdings Inc. Systems and methods for media authentication
DE60331609D1 (de) * 2002-05-01 2010-04-15 Lg Electronics Inc Aufzeichnungsmedium mit Datenbereich mit geraden Pits für Hauptdaten und Einführungsbereich mit gewobbelten Pits für Steuerungsinformationen
US7231607B2 (en) * 2002-07-09 2007-06-12 Kaleidescope, Inc. Mosaic-like user interface for video selection and display
US7246322B2 (en) 2002-07-09 2007-07-17 Kaleidescope, Inc. Grid-like guided user interface for video selection and display
US20070245247A1 (en) * 2002-05-14 2007-10-18 Kaleidescape, Inc. Grid-like guided user interface for video selection and display
CN101123105B (zh) * 2002-06-18 2010-11-17 皇家飞利浦电子股份有限公司 宿主装置和系统
CA2459238C (en) * 2002-07-02 2012-10-09 Lg Electronics Inc. High-density optical disc and method for restricting playback of the high-density optical disc in optical disc apparatus
US7111171B2 (en) * 2002-07-09 2006-09-19 Kaleidescope, Inc. Parallel distribution and fingerprinting of digital content
US20040083487A1 (en) * 2002-07-09 2004-04-29 Kaleidescape, A Corporation Content and key distribution system for digital content representing media streams
EP1540955A4 (en) * 2002-07-09 2007-08-01 Kaleidescape Inc CONTENT AND LOCK DISTRIBUTION SYSTEM FOR MEDIA-STR ME REPRESENTING DIGITAL CONTENTS
US7003131B2 (en) * 2002-07-09 2006-02-21 Kaleidescape, Inc. Watermarking and fingerprinting digital content using alternative blocks to embed information
WO2004057580A2 (en) * 2002-12-17 2004-07-08 Driscoll William J Copy protected optical media storage device, along with methodologies for manufacturing and authenticating the same
US8225194B2 (en) * 2003-01-09 2012-07-17 Kaleidescape, Inc. Bookmarks and watchpoints for selection and presentation of media streams
CN101080774A (zh) * 2003-01-16 2007-11-28 皇家飞利浦电子股份有限公司 用于数字权限控制的密钥生成方法、记录介质、播放器、记录器和用于复制权限控制的系统
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
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
KR100952949B1 (ko) 2003-01-24 2010-04-15 엘지전자 주식회사 고밀도 광디스크의 복사 방지 정보 관리방법
JP4355293B2 (ja) * 2003-01-24 2009-10-28 イントリンシック アイディー ベスローテン フェンノートシャップ 記憶媒体への信頼性の高いアクセス制御方法および装置
WO2004070585A2 (en) * 2003-01-31 2004-08-19 Kaleidescape, Inc. Detecting collusion among multiple recipients of fingerprinted information
KR101051000B1 (ko) * 2003-02-19 2011-07-26 엘지전자 주식회사 고밀도 광디스크와, 그에 따른 불법 복제 판별방법
EP1597727B1 (en) * 2003-02-20 2011-12-28 Koninklijke Philips Electronics N.V. Information carrier comprising access information
US20050050103A1 (en) * 2003-07-15 2005-03-03 Kaleidescape Displaying and presenting multiple media streams from multiple DVD sets
US20050086069A1 (en) * 2003-07-15 2005-04-21 Kaleidescape, Inc. Separable presentation control rules with distinct control effects
US8572104B2 (en) 2003-04-18 2013-10-29 Kaleidescape, Inc. Sales of collections excluding those already purchased
KR20040092649A (ko) * 2003-04-24 2004-11-04 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
KR100974449B1 (ko) * 2003-04-24 2010-08-10 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
KR100974448B1 (ko) * 2003-04-24 2010-08-10 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
KR100972831B1 (ko) * 2003-04-24 2010-07-28 엘지전자 주식회사 엔크립트된 데이터의 보호방법 및 그 재생장치
JP4063713B2 (ja) * 2003-05-26 2008-03-19 パイオニア株式会社 情報再生装置及び情報再生方法
JP2005004825A (ja) * 2003-06-10 2005-01-06 Pioneer Electronic Corp 情報記録媒体、情報再生装置及び情報再生方法
JP4275471B2 (ja) * 2003-07-02 2009-06-10 パイオニア株式会社 情報記録媒体、情報再生装置及び情報再生方法
JP2005071495A (ja) * 2003-08-26 2005-03-17 Pioneer Electronic Corp 情報記録媒体、情報再生装置及び情報再生方法
JP2005071496A (ja) * 2003-08-26 2005-03-17 Pioneer Electronic Corp 情報記録媒体及び情報記録再生装置
JP2007513451A (ja) * 2003-12-03 2007-05-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 螺旋トラックをもつ記録キャリアのためのサイドチャネル
JP3988052B2 (ja) * 2004-01-29 2007-10-10 ソニー株式会社 光ディスク記録装置、光ディスク記録方法、光ディスク、光ディスク再生装置および光ディスク再生方法
JP3954583B2 (ja) * 2004-02-16 2007-08-08 メモリーテック株式会社 光ディスク、光ディスク製造装置及び光ディスク製造方法
US20070296206A1 (en) * 2004-06-07 2007-12-27 Koninklijke Philips Electronics, N.V. Record carrier with visual watermark on data area
KR20070087021A (ko) * 2004-12-13 2007-08-27 코닌클리케 필립스 일렉트로닉스 엔.브이. 디지털 저작물의 유통 및 사용을 제어하기 위한 장치 및방법
US7590039B2 (en) * 2004-12-20 2009-09-15 Doug Carson & Associates, Inc. Radial separation distance determination for a data storage medium
JP2009519562A (ja) * 2005-12-15 2009-05-14 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 特有の特徴を持つデータを記録する方法
CN101341538A (zh) * 2005-12-19 2009-01-07 皇家飞利浦电子股份有限公司 用于写入具有区别特征的数据的方法
DE502007000253D1 (de) 2006-05-12 2009-01-08 Cda Datentraeger Albrechts Gmb Optischer datenträger mit RFID-Label
CN101512652A (zh) * 2006-12-29 2009-08-19 松下电器产业株式会社 记录再生装置、再生装置以及主机装置
US9263085B2 (en) * 2009-05-20 2016-02-16 Sony Dadc Austria Ag Method for copy protection
US20120134248A1 (en) * 2009-05-20 2012-05-31 Sony Dadc Austria Ag Method for copy protection
US9165598B2 (en) * 2012-09-25 2015-10-20 Oracle International Corporation Pre-compensated optical tape wobble patterns

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7510035A (nl) * 1975-08-26 1977-03-01 Philips Nv Registratiedrager met een optisch uitleesbare, langs sporen gerangschikte, informatiestruktuur en inrichting voor het uitlezen daarvan.
JPS61123026A (ja) * 1984-11-20 1986-06-10 Matsushita Electric Ind Co Ltd 光デイスク複製防止装置
US4849836A (en) * 1985-06-07 1989-07-18 Software Heaven, Inc. Copy protection for computer discs
JPH0754613B2 (ja) * 1986-07-21 1995-06-07 松下電器産業株式会社 光デイスクのコピ−防止方法
JP2771808B2 (ja) * 1986-12-27 1998-07-02 ソニー株式会社 記録媒体
NL8701632A (nl) * 1987-07-10 1989-02-01 Philips Nv Systeem voor het optekenen en/of uitlezen van een informatiesignaal, een registratiedrager, een opteken en/of uitleesinrichting voor toepassing in een dergelijk systeem, en een inrichting en werkwijze voor het vervaardigen van een dergelijke registratiedrager.
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.
NL8801275A (nl) * 1988-05-18 1989-12-18 Philips Nv Optekensysteem alsmede registratiedrager en schrijfinrichting voor toepassing in het systeem.
DE69230168T2 (de) * 1991-12-02 2000-04-20 Koninklijke Philips Electronics N.V. Geschlossenes Informationssystem mit Kopierschutz

Also Published As

Publication number Publication date
KR930014441A (ko) 1993-07-23
US6363041B1 (en) 2002-03-26
US5737286A (en) 1998-04-07
DE69233335D1 (de) 2004-05-06
KR100268621B1 (ko) 2000-10-16
DE69230168D1 (de) 1999-11-25
US6226244B1 (en) 2001-05-01
JP3184852B2 (ja) 2001-07-09
DE69233335T2 (de) 2005-02-10
TW228028B (enExample) 1994-08-11
US5930210A (en) 1999-07-27
JPH05325193A (ja) 1993-12-10
US5724327A (en) 1998-03-03

Similar Documents

Publication Publication Date Title
DE69230168T2 (de) Geschlossenes Informationssystem mit Kopierschutz
DE60020612T2 (de) Aufzeichnungsträger, Wiedergabevorrichtung und Verfahrung zum Aufzeichnen von Informationen
DE69736919T2 (de) Informationsträger mit zusatzinformationen, wiedergabegerät und verfahren zur herstellung eines solchen informationsträgers
DE69429891T2 (de) Optische Platte und Vorrichtung zur Aufnahme und Wiedergabe von Informationen
DE69618633T2 (de) Optische Platte und Gerät zur Wiedergabe optischer Platten
DE60031835T2 (de) Optisches aufzeichnungsmedium und verfahren zur aufzeichnung auf einem optischen aufzeichnungsmedium
DE60131483T2 (de) Informationsaufzeichnungsmedium
DE69935124T2 (de) System zum kopierschutz von aufgezeichneten informationen
DE69822956T2 (de) Optische Platte mit elektronischem Wasserzeichen, Wiedergabegerät dafür und Kopierschutzverfahren damit
EP0930614B1 (en) Closed information system with physical copy protection
DE69431225T2 (de) Optische Scheibe, Gerät zur Prüfung der optischen Scheiben und Gerät zur Aufzeichnung von Informationen auf eine optische Scheibe
DE69120757T2 (de) Wiederbeschreibbares Datenspeichermedium und Datenspeichersystem für ein solches Medium
DE69737979T2 (de) Plattenaufzeichnungs- Plattenwiedergabevorrichtung
DE69535367T2 (de) Vorrichtung und Verfahren zum Decodieren eines optischen Signals
DE68912823T2 (de) Aufzeichnungssystem sowie Aufzeichnungsträger und Aufzeichnungsgerät zur Anwendung im System.
DE69615548T2 (de) Optischer aufzeichnungsträger und verfahren zur aufzeichnung und wiedergabe dessen signalen
DE3789808T2 (de) Plattenanordnung und plattenähnliches speichermedium.
DE69635312T2 (de) Datenaufzeichnungsmedien
DE69016133T2 (de) Optisches Aufzeichnungsmedium, Verfahren dazu und Gerät zum Aufzeichnen und Wiedergeben von darin enthaltenen Daten.
DE69912613T2 (de) Weidergabegerät und aufgezeichnetes medium
DE60129326T2 (de) Datenaufzeichnungsmedium und wiedergabevorrichtung daf r
DE3884018T2 (de) Gerät zum Aufzeichnen von Daten auf einem optischen Aufzeichnungsträger.
DE3830745C2 (enExample)
DE60038210T2 (de) Informationsaufzeichnungsgerät, Informationsaufzeichnungsverfahren, Informationsaufzeichnungsmedium, Informationswiedergabegerät und Informationswiedergabeverfahren
DE60009396T2 (de) Verfahren zum speichern einer identifikation auf einem aufzeichnugsträger sowie vorrichtung zur durchführung des verfahrens und aufzeichnungsträger

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
R071 Expiry of right

Ref document number: 545472

Country of ref document: EP