TW514874B - Copyright protection method, reproduction method, reproduction apparatus, recording method and recording apparatus - Google Patents

Copyright protection method, reproduction method, reproduction apparatus, recording method and recording apparatus Download PDF

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Publication number
TW514874B
TW514874B TW090113677A TW90113677A TW514874B TW 514874 B TW514874 B TW 514874B TW 090113677 A TW090113677 A TW 090113677A TW 90113677 A TW90113677 A TW 90113677A TW 514874 B TW514874 B TW 514874B
Authority
TW
Taiwan
Prior art keywords
information
recording
content
signal
reproduction
Prior art date
Application number
TW090113677A
Other languages
English (en)
Chinese (zh)
Inventor
Yoshiaki Moriyama
Kazuo Kuroda
Toshio Suzuki
Kazuyuki Yoshida
Original Assignee
Pioneer 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 Pioneer Corp filed Critical Pioneer Corp
Application granted granted Critical
Publication of TW514874B publication Critical patent/TW514874B/zh

Links

Classifications

    • 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
    • G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
    • 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
    • G11B20/00681—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
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • 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
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1809—Pulse code modulation systems for audio signals by interleaving

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Television Signal Processing For Recording (AREA)
TW090113677A 2000-06-06 2001-06-06 Copyright protection method, reproduction method, reproduction apparatus, recording method and recording apparatus TW514874B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000169509A JP2001351319A (ja) 2000-06-06 2000-06-06 著作権保護方法、再生方法、再生装置、記録方法及び記録装置

Publications (1)

Publication Number Publication Date
TW514874B true TW514874B (en) 2002-12-21

Family

ID=18672359

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090113677A TW514874B (en) 2000-06-06 2001-06-06 Copyright protection method, reproduction method, reproduction apparatus, recording method and recording apparatus

Country Status (6)

Country Link
US (1) US20010054028A1 (enExample)
EP (3) EP1162618A1 (enExample)
JP (1) JP2001351319A (enExample)
KR (1) KR100567361B1 (enExample)
CN (2) CN1658316A (enExample)
TW (1) TW514874B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8077572B2 (en) 2002-07-02 2011-12-13 Lg Electronics Inc. Recording medium with restricted playback feature and apparatus and methods for forming, recording, and reproducing the recording medium

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0124723D0 (en) * 2001-10-15 2001-12-05 Macrovision Corp Improvements in or relating to the copy protection of optical discs
JP4343551B2 (ja) * 2003-02-25 2009-10-14 パイオニア株式会社 情報提供システムおよび情報提供プログラム等
JP2005063483A (ja) * 2003-08-12 2005-03-10 Pioneer Electronic Corp 情報記録再生装置、情報記録再生方法及び情報記録再生プログラム
US20050078822A1 (en) * 2003-10-08 2005-04-14 Eyal Shavit Secure access and copy protection management system
KR20050055547A (ko) * 2003-12-08 2005-06-13 삼성전자주식회사 복사 제어 정보를 이용한 암호화된 데이터의 복호화 방법및 그 장치와, 이를 구현하기 위한 프로그램이 기록된컴퓨터로 읽을 수 있는 기록 매체
US7706661B2 (en) 2004-05-19 2010-04-27 Macrovision Corporation Copy protection of optical discs using redundant control data
JP2006085480A (ja) * 2004-09-16 2006-03-30 Sony Corp ライセンス処理装置，プログラムおよびコンテンツ再生制御方法
KR101297623B1 (ko) * 2006-05-18 2013-08-20 톰슨 라이센싱 데이터 은닉 기술
JP5012490B2 (ja) * 2007-12-25 2012-08-29 株式会社Ｊｖｃケンウッド コンテンツ再生装置および著作権保護方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0727715B2 (ja) * 1989-11-24 1995-03-29 シャープ株式会社 ディジタルオーディオインターフェイス信号中継装置
JP3084969B2 (ja) * 1992-10-16 2000-09-04 松下電器産業株式会社 再生装置と記録装置とケース入り記録媒体と記録媒体の初期化装置
JP2853727B2 (ja) * 1994-02-22 1999-02-03 日本ビクター株式会社 再生プロテクト方法及びプロテクト再生装置
US5617142A (en) * 1994-11-08 1997-04-01 General Instrument Corporation Of Delaware Method and apparatus for changing the compression level of a compressed digital signal
US5629980A (en) * 1994-11-23 1997-05-13 Xerox Corporation System for controlling the distribution and use of digital works
MY112755A (en) * 1995-06-06 2001-08-30 Sony Corp Information data reproducing system, reproducing apparatus, reproducing method, data forming apparatus and data record medium
EP1315092B1 (en) * 1995-06-30 2007-04-18 Sony Corporation Data recording method and apparatus, and data reproducing method and apparatus
US5719937A (en) * 1995-12-06 1998-02-17 Solana Technology Develpment Corporation Multi-media copy management system
JPH09297798A (ja) * 1996-05-08 1997-11-18 Matsushita Electric Ind Co Ltd マルチメディア機器のコピー防止装置
US5805699A (en) * 1996-05-20 1998-09-08 Fujitsu Limited Software copying system
JPH103745A (ja) * 1996-06-12 1998-01-06 Sony Corp 記録媒体、デジタルコピー管理方法、再生装置、及び記録装置
KR980011034A (ko) * 1996-07-15 1998-04-30 구자홍 복제 제한 디스크와 복제 제한 디스크 기록/재생장치 및 그의 제어방법
DE69834876T2 (de) * 1997-09-05 2007-01-18 Pioneer Electronic Corp. Informationserzeugungs- und -wiedergabeverfahren und -gerät sowie Informationsaufzeichnungsmedium
JP4106740B2 (ja) * 1998-02-18 2008-06-25 ソニー株式会社 情報記録装置および方法、情報再生装置および方法、並びにプログラム記録媒体
JPH11328849A (ja) * 1998-05-15 1999-11-30 Sony Corp データ記録装置
JP3925584B2 (ja) * 1998-06-09 2007-06-06 ソニー株式会社 複製世代管理方法および記録再生システム
IL133236A0 (en) * 1999-11-30 2001-03-19 Ttr Technologies Ltd Copy-protected digital audio compact disc and method and system for producing same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8077572B2 (en) 2002-07-02 2011-12-13 Lg Electronics Inc. Recording medium with restricted playback feature and apparatus and methods for forming, recording, and reproducing the recording medium
US8432779B2 (en) 2002-07-02 2013-04-30 Lg Electronics Inc. Recording medium with restricted playback feature and apparatus and methods for forming, recording, and reproducing the recording medium

Also Published As

Publication number Publication date
CN1658316A (zh) 2005-08-24
JP2001351319A (ja) 2001-12-21
CN1338744A (zh) 2002-03-06
KR20010110348A (ko) 2001-12-13
EP1580744A2 (en) 2005-09-28
EP1162618A1 (en) 2001-12-12
KR100567361B1 (ko) 2006-04-04
US20010054028A1 (en) 2001-12-20
CN1189886C (zh) 2005-02-16
EP1580745A2 (en) 2005-09-28

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees