SG68042A1 - Method of restricting reproduction for information signal information signal reproducing device and information signal recording medium - Google Patents

Method of restricting reproduction for information signal information signal reproducing device and information signal recording medium

Info

Publication number
SG68042A1
SG68042A1 SG1998000792A SG1998000792A SG68042A1 SG 68042 A1 SG68042 A1 SG 68042A1 SG 1998000792 A SG1998000792 A SG 1998000792A SG 1998000792 A SG1998000792 A SG 1998000792A SG 68042 A1 SG68042 A1 SG 68042A1
Authority
SG
Singapore
Prior art keywords
information signal
recording medium
reproducing device
restricting reproduction
signal recording
Prior art date
Application number
SG1998000792A
Other languages
English (en)
Inventor
Akira Ogino
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 SG68042A1 publication Critical patent/SG68042A1/en

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
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
    • G11B20/00797—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of times a content can be reproduced, e.g. using playback counters
    • 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
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • 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
    • G11B20/00666—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a step of erasing or nullifying data, e.g. data being overwritten with a random string
    • 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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
SG1998000792A 1997-05-14 1998-04-27 Method of restricting reproduction for information signal information signal reproducing device and information signal recording medium SG68042A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12436897A JP4088722B2 (ja) 1997-05-14 1997-05-14 情報信号利用制限方法および情報信号処理装置

Publications (1)

Publication Number Publication Date
SG68042A1 true SG68042A1 (en) 1999-10-19

Family

ID=14883677

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998000792A SG68042A1 (en) 1997-05-14 1998-04-27 Method of restricting reproduction for information signal information signal reproducing device and information signal recording medium

Country Status (8)

Country Link
US (1) US6577810B1 (ja)
EP (1) EP0878794B1 (ja)
JP (1) JP4088722B2 (ja)
KR (1) KR100538040B1 (ja)
CN (1) CN1179346C (ja)
CA (1) CA2236387A1 (ja)
DE (1) DE69821404T2 (ja)
SG (1) SG68042A1 (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6223285B1 (en) 1997-10-24 2001-04-24 Sony Corporation Of Japan Method and system for transferring information using an encryption mode indicator
JP4045388B2 (ja) 1999-01-14 2008-02-13 ソニー株式会社 情報信号複製制限方法、情報信号複製制御システムおよび情報信号記録装置
US6882728B1 (en) 1999-04-28 2005-04-19 Hitachi, Ltd. Reproduction apparatus and decoding apparatus
JP2001067792A (ja) * 1999-08-30 2001-03-16 Sony Corp 記録装置および方法、並びに記録媒体
JP4325102B2 (ja) 1999-11-12 2009-09-02 ソニー株式会社 情報処理装置および方法、並びにプログラム格納媒体
EP1156486B1 (en) 2000-04-20 2016-04-06 Hitachi Maxell, Ltd. Digital signal recording/reproducing apparatus, receiving apparatus and transmitting method
JP3573685B2 (ja) * 2000-05-19 2004-10-06 松下電器産業株式会社 再生記録装置
JP2002175090A (ja) * 2000-12-07 2002-06-21 Sony Corp 再生装置および再生方法
JP2002244926A (ja) * 2001-02-15 2002-08-30 Matsushita Electric Ind Co Ltd データ無効化装置
JP4576066B2 (ja) * 2001-04-10 2010-11-04 日立コンシューマエレクトロニクス株式会社 ディジタル信号記録再生装置、ディジタル信号記録再生方法、ディジタル信号送受信方法、及びディジタル信号送信方法
JP2003061031A (ja) * 2001-06-08 2003-02-28 Hitachi Ltd ディジタル情報再生装置および情報記録再生装置
JP2003016725A (ja) * 2001-06-27 2003-01-17 Sony Corp コンテンツデータの送信装置および送信方法、並びにコンテンツデータの処理装置および処理方法
JP4251796B2 (ja) * 2001-08-27 2009-04-08 ソニー株式会社 情報提供システム、情報提供装置および方法、情報処理装置および方法、記録媒体、並びにプログラム
JP2003228284A (ja) * 2002-01-31 2003-08-15 Fujitsu Ltd データ保存装置、データ保存方法、データ検証装置、データアクセス許可装置、プログラム、記録媒体
JP3925298B2 (ja) 2002-05-14 2007-06-06 日本電気株式会社 タイムシフト再生時間制御方法および情報再生装置
JP2004214711A (ja) * 2002-12-26 2004-07-29 Philips Japan Ltd データ記録再生装置、データ処理方法及びプログラム
JP3947978B2 (ja) 2003-12-24 2007-07-25 ソニー株式会社 再生システム、再生装置及び再生方法
JP4643164B2 (ja) 2004-03-29 2011-03-02 パナソニック株式会社 コンテンツ送信装置及びコンテンツ受信装置
JP5134998B2 (ja) * 2008-02-22 2013-01-30 株式会社東芝 コピー制限管理装置及びその方法とコンテンツ蓄積装置
JP4709298B2 (ja) * 2009-06-15 2011-06-22 日立コンシューマエレクトロニクス株式会社 ディジタル信号記録装置、ディジタル信号記録方法およびディジタル信号送受信方法
JP4884505B2 (ja) * 2009-07-15 2012-02-29 株式会社Ｊｖｃケンウッド 記録再生装置および記録再生方法
JP4751959B2 (ja) * 2010-09-03 2011-08-17 日立コンシューマエレクトロニクス株式会社 ディジタル信号記録再生装置、ディジタル信号記録再生方法、ディジタル信号送受信方法およびディジタル信号の管理方法
JP4779051B2 (ja) * 2010-09-03 2011-09-21 日立コンシューマエレクトロニクス株式会社 ディジタル信号送信装置およびディジタル信号送信方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2771808B2 (ja) * 1986-12-27 1998-07-02 ソニー株式会社 記録媒体
JPH04215153A (ja) * 1990-12-14 1992-08-05 Matsushita Electric Ind Co Ltd 情報記録再生装置
US5488409A (en) * 1991-08-19 1996-01-30 Yuen; Henry C. Apparatus and method for tracking the playing of VCR programs
JP2945569B2 (ja) 1993-10-27 1999-09-06 シャープ株式会社 情報記録再生方法
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
JP2969256B2 (ja) * 1995-09-22 1999-11-02 富士通株式会社 光記録媒体及びその再生方法
JP3341546B2 (ja) * 1995-10-05 2002-11-05 ソニー株式会社 デジタル画像信号の記録再生方法及び記録再生装置

Also Published As

Publication number Publication date
US6577810B1 (en) 2003-06-10
KR100538040B1 (ko) 2006-03-22
EP0878794A2 (en) 1998-11-18
DE69821404D1 (de) 2004-03-11
EP0878794A3 (en) 1999-02-10
DE69821404T2 (de) 2004-12-02
EP0878794B1 (en) 2004-02-04
JP4088722B2 (ja) 2008-05-21
KR19980086758A (ko) 1998-12-05
CN1179346C (zh) 2004-12-08
CN1201229A (zh) 1998-12-09
JPH10322648A (ja) 1998-12-04
CA2236387A1 (en) 1998-11-14

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