SG142296A1 - Optical media with control data in wobble - Google Patents

Optical media with control data in wobble

Info

Publication number
SG142296A1
SG142296A1 SG200802585-0A SG2008025850A SG142296A1 SG 142296 A1 SG142296 A1 SG 142296A1 SG 2008025850 A SG2008025850 A SG 2008025850A SG 142296 A1 SG142296 A1 SG 142296A1
Authority
SG
Singapore
Prior art keywords
control data
wobble
auxiliary information
optical media
permitted
Prior art date
Application number
SG200802585-0A
Other languages
English (en)
Inventor
Charles R Weirauch
Original Assignee
Hewlett Packard Development Co
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 Hewlett Packard Development Co filed Critical Hewlett Packard Development Co
Publication of SG142296A1 publication Critical patent/SG142296A1/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
    • G11B7/007—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
    • G11B19/00—Driving, 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G11B19/122—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark involving the detection of an identification or authentication mark
    • 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
    • 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
    • G11B20/00188—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/from a record carrier
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits 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
    • G11B20/00253—Circuits 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
    • G11B20/00405—Circuits 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
    • 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
    • G11B20/00601—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 properties of tracks are altered, e.g., by changing the wobble pattern or the track pitch, or by adding interruptions or eccentricity
    • 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
    • G11B20/00681—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access
    • G11B20/00688—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access said measures preventing that a usable copy of recorded data can be made on another 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
    • G11B20/00681—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access
    • G11B20/00695—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access said measures preventing that data are read from 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
    • G11B20/10—Digital recording or reproducing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
SG200802585-0A 2004-11-16 2005-11-16 Optical media with control data in wobble SG142296A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/991,040 US7746746B2 (en) 2004-11-16 2004-11-16 Optical media with control data in wobble

Publications (1)

Publication Number Publication Date
SG142296A1 true SG142296A1 (en) 2008-05-28

Family

ID=35884032

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200802585-0A SG142296A1 (en) 2004-11-16 2005-11-16 Optical media with control data in wobble

Country Status (9)

Country Link
US (1) US7746746B2 (ko)
EP (3) EP1807835B1 (ko)
JP (2) JP5159313B2 (ko)
KR (3) KR20070083914A (ko)
CN (1) CN101061542B (ko)
AT (1) ATE540404T1 (ko)
MX (1) MX2007005801A (ko)
SG (1) SG142296A1 (ko)
WO (1) WO2006055744A2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101654784B (zh) * 2008-08-22 2011-07-20 中国科学院金属研究所 柔性碳纳米管透明导电薄膜材料的制备方法
WO2017058807A1 (en) 2015-09-28 2017-04-06 Araxes Pharma Llc Inhibitors of kras g12c mutant proteins

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0930614B1 (en) 1991-12-02 2004-03-31 Philips Electronics N.V. Closed information system with physical copy protection
US5699342A (en) * 1994-02-07 1997-12-16 Mitsubishi Denki Kabushiki Kaisha Method of and device for recording and playing back an optical disk having a test playback region utilizing pits of minimum size for controlling the power of the laser
JPH08306046A (ja) * 1995-04-28 1996-11-22 Victor Co Of Japan Ltd 光ディスク及びその再生装置
US5923754A (en) 1997-05-02 1999-07-13 Compaq Computer Corporation Copy protection for recorded media
JP3588536B2 (ja) * 1997-07-11 2004-11-10 株式会社東芝 不正データコピー防止装置及び方法
DE69931704T2 (de) * 1998-08-10 2007-05-10 Ovd Kinegram Ag Echtheitsmerkmale für CD's
DE69925087T2 (de) * 1998-09-22 2006-02-02 Matsushita Electric Industrial Co., Ltd., Kadoma Optische Platte, Verfahren zur Wiedergabe zusätzlicher Daten aus einer optischen Platte, Wiedergabegerät für optische Platte sowie Aufzeichnungs- und Wiedergabegerät für optische Platte
JP2000149415A (ja) * 1998-11-02 2000-05-30 Matsushita Electric Ind Co Ltd 光ディスク、光ディスクの再生装置及び複製装置並びに光ディスクの違法使用防止方法
JP3327389B2 (ja) * 1998-12-28 2002-09-24 松下電器産業株式会社 複製システム、複製方法、書き込み装置および記録媒体
JP2001250324A (ja) * 2000-03-03 2001-09-14 Sony Corp 記録装置、記録方法
TWI239447B (en) 2000-06-02 2005-09-11 Koninkl Philips Electronics Nv Recordable storage medium with protected data area
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
US6912634B2 (en) 2000-12-28 2005-06-28 Intel Corporation Verifying the integrity of a media key block by storing validation data in a validation area of media
JP2003233949A (ja) * 2001-12-06 2003-08-22 Ricoh Co Ltd 書き込み可能型光ディスク、光ディスク書き込み装置、媒体判定用プログラム、記録媒体、プログラム読み取り方法、及び情報処理システム
EP1863030B1 (en) * 2003-01-23 2013-10-02 LG Electronics, Inc. Computer-readable storage medium, and method and apparatus for reproducing data therefrom
TWI304973B (en) * 2003-01-23 2009-01-01 Lg Electronics Inc Recording medium with copy protection information formed in 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
EP1597730A4 (en) * 2003-02-19 2011-09-07 Lg Electronics Inc RECORDING CARRIER, DEVICE FOR DISPLAYING THE RECORDING CARRIER, AND DEVICE FOR REPRODUCING THE RECORDING CARRIER
KR101051000B1 (ko) 2003-02-19 2011-07-26 엘지전자 주식회사 고밀도 광디스크와, 그에 따른 불법 복제 판별방법
ES2379551T3 (es) 2003-02-20 2012-04-27 Koninklijke Philips Electronics N.V. Soporte de información que comprende información de acceso
JP2004288271A (ja) * 2003-03-20 2004-10-14 Pioneer Electronic Corp 情報処理装置、その方法、そのプログラム、そのプログラムを記録した記録媒体、および、再生装置
KR100974449B1 (ko) 2003-04-24 2010-08-10 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
US20050027927A1 (en) 2003-07-31 2005-02-03 Weirauch Charles R. Data storage media with sector data control information
US20050185548A1 (en) * 2004-02-19 2005-08-25 Weirauch Charles R. Information access control for optical media

Also Published As

Publication number Publication date
CN101061542A (zh) 2007-10-24
WO2006055744A3 (en) 2006-10-12
EP2120236B1 (en) 2014-04-09
KR101198193B1 (ko) 2012-11-12
CN101061542B (zh) 2011-07-13
EP2120235A2 (en) 2009-11-18
JP2008521154A (ja) 2008-06-19
EP2120236A3 (en) 2010-03-03
EP1807835B1 (en) 2012-01-04
KR20070083914A (ko) 2007-08-24
KR20120067376A (ko) 2012-06-25
KR20120062945A (ko) 2012-06-14
JP5159313B2 (ja) 2013-03-06
JP2010272201A (ja) 2010-12-02
MX2007005801A (es) 2007-07-20
JP4972194B2 (ja) 2012-07-11
WO2006055744A2 (en) 2006-05-26
US20060104192A1 (en) 2006-05-18
ATE540404T1 (de) 2012-01-15
EP2120235B1 (en) 2014-04-09
EP2120235A3 (en) 2010-03-03
US7746746B2 (en) 2010-06-29
EP2120236A2 (en) 2009-11-18
EP1807835A2 (en) 2007-07-18

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