JP3975308B2 - 情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法 - Google Patents

情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法 Download PDF

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Publication number
JP3975308B2
JP3975308B2 JP20026498A JP20026498A JP3975308B2 JP 3975308 B2 JP3975308 B2 JP 3975308B2 JP 20026498 A JP20026498 A JP 20026498A JP 20026498 A JP20026498 A JP 20026498A JP 3975308 B2 JP3975308 B2 JP 3975308B2
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Japan
Prior art keywords
information
medium type
information signal
recording medium
signal
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Expired - Fee Related
Application number
JP20026498A
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English (en)
Japanese (ja)
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JP2000030367A5 (https=
JP2000030367A (ja
Inventor
晃 荻野
裕司 木村
正 江崎
照彦 郡
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Sony Corp
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Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP20026498A priority Critical patent/JP3975308B2/ja
Priority to US09/351,399 priority patent/US7548887B1/en
Publication of JP2000030367A publication Critical patent/JP2000030367A/ja
Publication of JP2000030367A5 publication Critical patent/JP2000030367A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/018—Certifying business or products
    • G06Q30/0185—Product, service or business identity fraud
    • 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
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • 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
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier
    • 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
    • G11B20/0042—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 copy protection scheme being related to a specific access protection standard
    • G11B20/00449—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 copy protection scheme being related to a specific access protection standard content scrambling system [CSS]
    • 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
    • G11B20/00753—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 copies that can be made, e.g. CGMS, SCMS, or CCI flags
    • G11B20/00768—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 copies that can be made, e.g. CGMS, SCMS, or CCI flags wherein copy control information is used, e.g. for indicating whether a content may be copied freely, no more, once, or never, by setting CGMS, SCMS, or CCI flags
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • 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
    • G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Multimedia (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • Development Economics (AREA)
  • Economics (AREA)
  • Finance (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Strategic Management (AREA)
  • Accounting & Taxation (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Television Systems (AREA)
JP20026498A 1998-07-15 1998-07-15 情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法 Expired - Fee Related JP3975308B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP20026498A JP3975308B2 (ja) 1998-07-15 1998-07-15 情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法
US09/351,399 US7548887B1 (en) 1998-07-15 1999-07-13 Information-signal playback system, information-signal reading apparatus, information-signal processing apparatus, information-signal playback method, information-signal reading method and information-signal processing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20026498A JP3975308B2 (ja) 1998-07-15 1998-07-15 情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法

Publications (3)

Publication Number Publication Date
JP2000030367A JP2000030367A (ja) 2000-01-28
JP2000030367A5 JP2000030367A5 (https=) 2005-09-02
JP3975308B2 true JP3975308B2 (ja) 2007-09-12

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JP20026498A Expired - Fee Related JP3975308B2 (ja) 1998-07-15 1998-07-15 情報信号再生システム、情報信号読み出し装置、情報信号処理装置、情報信号再生方法、情報信号読み出し方法、および、情報信号処理方法

Country Status (2)

Country Link
US (1) US7548887B1 (https=)
JP (1) JP3975308B2 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4618467B2 (ja) * 2000-01-05 2011-01-26 ソニー株式会社 汎用コンピュータおよび汎用コンピュータにおける著作権管理方法
JP2002135713A (ja) 2000-10-26 2002-05-10 Nec Corp 画像データ処理装置および画像データ処理方法
JP2002268949A (ja) * 2001-03-12 2002-09-20 Pioneer Electronic Corp 複製管理方法、複製管理装置、記録媒体およびプログラム
TW566041B (en) * 2001-07-06 2003-12-11 Hitachi Ltd Digital data recording device and output device
EP1580644A3 (en) * 2004-03-15 2005-11-09 Yamaha Corporation Electronic musical apparatus for recording and reproducing music content
JP2007006380A (ja) * 2005-06-27 2007-01-11 Toshiba Corp デジタル放送番組データを受信可能な情報処理装置及び同装置におけるコンテンツ保護方法
JP5720095B2 (ja) * 2009-12-18 2015-05-20 ソニー株式会社 受信装置、受信方法、送信装置、送信方法、プログラム、および放送システム
US9581721B2 (en) 2014-03-29 2017-02-28 Schlumberger Technology Corporation Method for making downhole electromagnetic logging while drilling measurements
US9423525B2 (en) * 2014-03-29 2016-08-23 Schlumberger Technology Corporation Gain compensated directional propagation measurements
WO2017036556A1 (en) * 2015-09-04 2017-03-09 Arcelik Anonim Sirketi Automatic turn-off image display device connectable to an external source of video and/or audio content

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2949865B2 (ja) 1991-01-31 1999-09-20 富士通株式会社 電子ファイルキャビネットシステム
JPH04333888A (ja) 1991-05-10 1992-11-20 Hitachi Ltd 暗号化装置
JP3073590B2 (ja) * 1992-03-16 2000-08-07 富士通株式会社 電子化データ保護システム、使用許諾者側装置および使用者側装置
JPH05307496A (ja) 1992-04-30 1993-11-19 Nippon Telegr & Teleph Corp <Ntt> 遠隔保守装置および保守方法
JPH07161138A (ja) 1993-12-07 1995-06-23 Matsushita Electric Ind Co Ltd 記録再生システムと記録装置と再生装置
JPH0918469A (ja) 1995-06-30 1997-01-17 Canon Inc 暗号通信装置、システム及び暗号装置
JP4518574B2 (ja) 1995-08-11 2010-08-04 ソニー株式会社 記録方法及び装置、記録媒体、並びに再生方法及び装置
JPH09139931A (ja) 1995-09-05 1997-05-27 Hitachi Ltd 放送送受信方法及びその送受信装置及びその記録再生装置
JP3430752B2 (ja) 1995-11-22 2003-07-28 松下電器産業株式会社 ディジタルデータ通信方式
CA2242596C (en) * 1996-01-11 2012-06-19 Mrj, Inc. System for controlling access and distribution of digital property
US5896454A (en) 1996-03-08 1999-04-20 Time Warner Entertainment Co., L.P. System and method for controlling copying and playing of digital programs
JPH1065662A (ja) * 1996-04-01 1998-03-06 Sony Corp データ復号方法および装置、認証方法、記録媒体、ディスク製造方法、記録方法、並びに記録装置
HUP9802490A3 (en) * 1996-06-27 1999-04-28 Koninkl Philips Electronics Nv Information carrier containing auxiliary information, reading device and method of manufacturing such an information carrier
JP3093678B2 (ja) 1996-06-28 2000-10-03 株式会社東芝 暗号化方法、復号方法、記録再生装置、復号装置、復号化ユニット装置及び記録媒体の製造方法
US6052780A (en) * 1996-09-12 2000-04-18 Open Security Solutions, Llc Computer system and process for accessing an encrypted and self-decrypting digital information product while restricting access to decrypted digital information
TW311999B (en) 1996-10-16 1997-08-01 Ibm Method of recording media data on recording media, accessing media data and system thereof
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JP3736588B2 (ja) 1996-11-18 2006-01-18 ソニー株式会社 情報出力装置、情報出力方法、記録装置および情報複製防止制御方法
JPH10161936A (ja) 1996-11-29 1998-06-19 Toshiba Corp コピープロテクト方法及びコピープロテクト装置
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US6226618B1 (en) * 1998-08-13 2001-05-01 International Business Machines Corporation Electronic content delivery system

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JP2000030367A (ja) 2000-01-28

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