HK1004168A1 - Recording and reproducing apparatus - Google Patents

Recording and reproducing apparatus

Info

Publication number
HK1004168A1
HK1004168A1 HK98103466A HK98103466A HK1004168A1 HK 1004168 A1 HK1004168 A1 HK 1004168A1 HK 98103466 A HK98103466 A HK 98103466A HK 98103466 A HK98103466 A HK 98103466A HK 1004168 A1 HK1004168 A1 HK 1004168A1
Authority
HK
Hong Kong
Prior art keywords
recording
reproducing apparatus
reproducing
Prior art date
Application number
HK98103466A
Other languages
English (en)
Inventor
Shinichi Tanaka
Original Assignee
Matsushita Electric Ind Co Ltd
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 Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of HK1004168A1 publication Critical patent/HK1004168A1/xx

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record 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
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/283—Security features, e.g. digital codes
    • G11B23/284—Security features, e.g. digital codes on the record carrier
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/16—Program or content traceability, e.g. by watermarking
    • 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
    • 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
    • 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
    • G11B20/00188—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
    • G11B20/00246—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 obtained from a local device, e.g. device key initially stored by the player or by the recorder
    • 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
    • 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
    • G11B20/00297—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 in a management area, e.g. the video manager [VMG] of a DVD
    • G11B20/00304—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 in a management area, e.g. the video manager [VMG] of a DVD the key being stored in the lead-in area [LIA]
    • 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
    • G11B20/00347—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 wherein the medium identifier is used as a key
    • 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
    • G11B20/00485—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
    • G11B20/00557—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein further management data is encrypted, e.g. sector headers, TOC or the lead-in or lead-out areas
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0071—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a purchase action
    • 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
    • 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
    • G11B20/00876—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy wherein physical copy protection means are attached to the medium, e.g. holograms, sensors, or additional semiconductor circuitry
    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record 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
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0301—Details
    • G11B23/0302—Auxiliary features
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record 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
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0301—Details
    • G11B23/0302—Auxiliary features
    • G11B23/0305—Semiconductor memories
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2135—Metering
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record 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
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Circuits Of Receivers In General (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
HK98103466A 1992-10-16 1998-04-24 Recording and reproducing apparatus HK1004168A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP04278399A JP3084969B2 (ja) 1992-10-16 1992-10-16 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

Publications (1)

Publication Number Publication Date
HK1004168A1 true HK1004168A1 (en) 1998-11-20

Family

ID=17596808

Family Applications (2)

Application Number Title Priority Date Filing Date
HK98103466A HK1004168A1 (en) 1992-10-16 1998-04-24 Recording and reproducing apparatus
HK02101606.2A HK1040315A1 (zh) 1992-10-16 2002-03-01 記錄和重放系統的初始化裝置

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK02101606.2A HK1040315A1 (zh) 1992-10-16 2002-03-01 記錄和重放系統的初始化裝置

Country Status (5)

Country Link
US (1) US5974140A (xx)
EP (5) EP1845473A3 (xx)
JP (1) JP3084969B2 (xx)
DE (1) DE69333964T2 (xx)
HK (2) HK1004168A1 (xx)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7089212B2 (en) 1992-12-15 2006-08-08 Sl Patent Holdings Llc System and method for controlling access to protected information
US7209901B2 (en) 1992-12-15 2007-04-24 Sl Patent Holdings Llc C/O Aol Time Warner Method for selling, protecting, and redistributing digital goods
US6266654B1 (en) 1992-12-15 2001-07-24 Softlock.Com, Inc. Method for tracking software lineage
US7831516B2 (en) 1992-12-15 2010-11-09 Sl Patent Holdings Llc System and method for redistributing and licensing access to protected information among a plurality of devices
US6741991B2 (en) 1994-09-30 2004-05-25 Mitsubishi Corporation Data management system
MY128742A (en) 1994-12-22 2007-02-28 Sony Corp Recording medium for protecting copyrighted data
CA2165532C (en) * 1995-01-23 2005-10-04 Michael L. Mitchell System for encoding a glass master to enable detection of a counterfeit optical cd-rom
CN1869997A (zh) 1995-02-13 2006-11-29 英特特拉斯特技术公司 用于安全交易管理和电子权利保护的系统和方法
US5943422A (en) 1996-08-12 1999-08-24 Intertrust Technologies Corp. Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels
US5892900A (en) 1996-08-30 1999-04-06 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7133846B1 (en) 1995-02-13 2006-11-07 Intertrust Technologies Corp. Digital certificate support system, methods and techniques for secure electronic commerce transaction and rights management
US6157721A (en) 1996-08-12 2000-12-05 Intertrust Technologies Corp. Systems and methods using cryptography to protect secure computing environments
US6948070B1 (en) 1995-02-13 2005-09-20 Intertrust Technologies Corporation Systems and methods for secure transaction management and electronic rights protection
US6658568B1 (en) 1995-02-13 2003-12-02 Intertrust Technologies Corporation Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management
US5822291A (en) * 1995-03-23 1998-10-13 Zoom Television, Inc. Mass storage element and drive unit therefor
US5710813A (en) * 1995-03-28 1998-01-20 Olympus Optical Co., Ltd. Digital voice recording/reproducing apparatus
JPH08287603A (ja) * 1995-04-13 1996-11-01 Pioneer Electron Corp 情報記録装置及び情報再生装置
US6009433A (en) * 1995-04-14 1999-12-28 Kabushiki Kaisha Toshiba Information storage and information transmission media with parental control
US5813010A (en) * 1995-04-14 1998-09-22 Kabushiki Kaisha Toshiba Information storage and information transmission media with parental control
JPH09115241A (ja) 1995-06-30 1997-05-02 Sony Corp データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体
DE19542910B4 (de) * 1995-11-17 2005-01-05 Deutsche Telekom Ag Verfahren und Vorrichtung zum Schutz gespeicherter Daten
US5719937A (en) * 1995-12-06 1998-02-17 Solana Technology Develpment Corporation Multi-media copy management system
US20010011253A1 (en) 1998-08-04 2001-08-02 Christopher D. Coley Automated system for management of licensed software
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
JPH09306030A (ja) * 1996-05-10 1997-11-28 Sony Corp 記録媒体
JP2005222556A (ja) * 1996-05-15 2005-08-18 Intertrust Technologies Corp 閉鎖、接続された機器における記憶媒体電子権利管理用の暗号法の方法、機器およびシステム
AU3205797A (en) * 1996-05-15 1997-12-05 Intertrust Technologies Corp. Cryptographic methods, apparatus and systems for storage media electronic rights management in closed and connected appliances
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
DE19639258A1 (de) * 1996-06-26 1998-01-02 Frank Dombrowski Verfahren und Vorrichtung zur dokumentenechten, digitalen Archivierung von zu archivierenden Unterlagen
JPH1153183A (ja) * 1997-08-04 1999-02-26 Sega Enterp Ltd 情報処理システム、情報処理装置及び媒体
GB2330682A (en) * 1997-10-22 1999-04-28 Calluna Tech Ltd Password access to an encrypted drive
DE69831205T2 (de) * 1997-10-29 2006-03-23 Matsushita Electric Industrial Co., Ltd., Kadoma Datenübertragungsverfahren und -system sowie Programmaufzeichnungsmedium
GB9804766D0 (en) * 1998-03-06 1998-04-29 Mumford Ray CD Copy protection
KR100769397B1 (ko) 1998-03-26 2007-10-22 샤프 가부시키가이샤 데이터 재생 장치
JP4052722B2 (ja) * 1998-03-26 2008-02-27 シャープ株式会社 表示装置、表示方法、表示プログラムを記録したコンピュータ読み取り可能な記録媒体およびデータ再生装置
JP2000021085A (ja) * 1998-06-30 2000-01-21 Pioneer Electron Corp 暗号化装置及び記録媒体
KR100644720B1 (ko) * 1998-10-14 2006-11-13 소니 가부시끼 가이샤 데이터 전송장치, 데이터 전송방법 및 데이터 기록매체
FR2784830A1 (fr) * 1998-10-19 2000-04-21 Thomson Multimedia Sa Methode de copie evitant la duplication non-autorisee de donnees numeriques et dispositif de lecture pour la mise en oeuvre de la methode
US6692031B2 (en) 1998-12-31 2004-02-17 Mcgrew Stephen P. Quantum dot security device and method
US6122230A (en) * 1999-02-09 2000-09-19 Advanced Communication Design, Inc. Universal compressed audio player
EP1049087A3 (en) * 1999-04-27 2004-10-13 Victor Company Of Japan, Ltd. Contents information recording method, contents information recording unit, contents information record reproduction method, contents information record reproduction unit and media therefor
US6625732B1 (en) 1999-04-29 2003-09-23 Charles R Weirauch Method for tracking the devices used to load, read, and write removable storage media
JP4621314B2 (ja) 1999-06-16 2011-01-26 株式会社東芝 記憶媒体
TWI239447B (en) * 2000-06-02 2005-09-11 Koninkl Philips Electronics Nv Recordable storage medium with protected data area
JP2001351319A (ja) * 2000-06-06 2001-12-21 Pioneer Electronic Corp 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
KR100740360B1 (ko) * 2000-06-21 2007-07-16 소니 가부시끼 가이샤 정보 기록/재생 장치 및 방법
JP3569226B2 (ja) * 2000-12-27 2004-09-22 Ｔｄｋ株式会社 記録データの記録方法、記録媒体および記録装置
ATE381211T1 (de) * 2001-02-27 2007-12-15 Koninkl Philips Electronics Nv Verfahren zum rechnen von bonuspunkten
JP3932476B2 (ja) * 2001-06-28 2007-06-20 ソニー株式会社 情報提供システム、情報処理装置および方法、記録媒体、並びにプログラム
EP1288941A3 (de) * 2001-08-09 2003-03-12 Rainer Brang Verfahren zum Speichern einer Anzahl von Datensätzen auf Serien von informationsgleichen Datenträgern sowie Datenträger
JP2003248557A (ja) * 2002-02-26 2003-09-05 Sanyo Electric Co Ltd ハードディスクユニット
US7107461B2 (en) * 2002-06-03 2006-09-12 Sony Computer Entertainment America, Inc. Methods and apparatus for customizing a rewritable storage medium
JP2004079143A (ja) 2002-08-22 2004-03-11 Fuji Photo Film Co Ltd 記録媒体カートリッジ及びその記録再生装置
GB2394573A (en) 2002-10-26 2004-04-28 Ncr Int Inc Controlled access to software or data
KR100972831B1 (ko) * 2003-04-24 2010-07-28 엘지전자 주식회사 엔크립트된 데이터의 보호방법 및 그 재생장치
KR100974448B1 (ko) * 2003-04-24 2010-08-10 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
KR100974449B1 (ko) * 2003-04-24 2010-08-10 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
KR20040092649A (ko) * 2003-04-24 2004-11-04 엘지전자 주식회사 광디스크의 복사 방지 정보 관리방법
JP4495921B2 (ja) * 2003-06-04 2010-07-07 株式会社東芝 再生装置及び媒体保持装置並びにコンテンツ再生システム
GB2403583A (en) * 2003-07-01 2005-01-05 Jonathan Brierley Anti piracy CD
JP4059185B2 (ja) * 2003-10-15 2008-03-12 ソニー株式会社 情報処理装置、情報記録媒体、および情報処理方法、並びにコンピュータ・プログラム
JP4110414B2 (ja) * 2004-12-03 2008-07-02 ソニー株式会社 情報再生装置及び情報記録再生装置
US7577809B2 (en) * 2005-11-02 2009-08-18 Promethean Storage Llc Content control systems and methods
US7571368B1 (en) 2006-01-26 2009-08-04 Promethean Storage Llc Digital content protection systems and methods
US20070180210A1 (en) * 2006-01-31 2007-08-02 Seagate Technology Llc Storage device for providing flexible protected access for security applications
US8243922B1 (en) 2006-02-24 2012-08-14 Hitachi Global Storage Technologies Netherlands B.V. Digital content modification for content protection
US7996899B1 (en) 2006-02-24 2011-08-09 Hitachi Global Storage Technologies Netherlands B.V. Communication systems and methods for digital content modification and protection
US9177111B1 (en) 2006-11-14 2015-11-03 Hitachi Global Storage Technologies Netherlands B.V. Systems and methods for protecting software
JP4895885B2 (ja) * 2007-03-27 2012-03-14 富士通株式会社 データ読出方法、データ読出システム、記憶装置及びデータ読出装置
JP4694532B2 (ja) * 2007-05-24 2011-06-08 日本電信電話株式会社 情報処理システム
JP2009272002A (ja) * 2008-05-08 2009-11-19 Sony Corp 情報処理装置、ディスク、および情報処理方法、並びにプログラム
US20120180139A1 (en) * 2011-01-06 2012-07-12 Panasonic Corporation Information processor
CN108766473B (zh) * 2018-05-21 2020-12-18 武汉光忆科技有限公司 光盘离线检索系统及方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4528588A (en) * 1980-09-26 1985-07-09 Loefberg Bo Method and apparatus for marking the information content of an information carrying signal
FR2523745B1 (fr) * 1982-03-18 1987-06-26 Bull Sa Procede et dispositif de protection d'un logiciel livre par un fournisseur a un utilisateur
US4785361A (en) * 1982-11-08 1988-11-15 Vault Corporation Method and apparatus for frustrating the unauthorized copying of recorded data
US4588991A (en) * 1983-03-07 1986-05-13 Atalla Corporation File access security method and means
JPS61137291A (ja) * 1984-12-07 1986-06-24 Nec Corp フロツピイ磁気デイスク媒体
JPS63253568A (ja) * 1987-04-09 1988-10-20 Victor Co Of Japan Ltd デジタル信号記録再生装置
US4866769A (en) * 1987-08-05 1989-09-12 Ibm Corporation Hardware assist for protecting PC software
US5057947A (en) * 1988-02-10 1991-10-15 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with limited digital copying
US5231546A (en) * 1988-02-10 1993-07-27 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with limited digital copying
FR2633086B1 (fr) * 1988-06-20 1990-11-09 Dupre Michel Jean Procede et appareil d'enregistrement numerique de donnees, support protege d'enregistrement de donnees et appareil de lecture de donnees enregistrees sur un tel support
JPH0279260A (ja) * 1988-09-16 1990-03-19 Hitachi Ltd Ｐｃｍ記録再生装置
FR2643475A1 (fr) * 1989-02-21 1990-08-24 Livowsky Jean Michel Procede de controle de l'utilisation d'un support d'informations, notamment magnetique ou magneto-optique et systemes pour sa mise en oeuvre
JPH02293930A (ja) * 1989-05-08 1990-12-05 Victor Co Of Japan Ltd 記録媒体の記録内容の盗用防止方式
JPH03179542A (ja) * 1989-12-08 1991-08-05 Matsushita Electric Ind Co Ltd 光ディスクの情報管理装置および情報管理方法
DE4021535A1 (de) * 1990-07-06 1992-01-16 Gigatape Systeme Fuer Datensic Verfahren zum erzeugen eines individuellen datentraegerschutzes gegen eine unautorisierte benutzung
JPH04178798A (ja) * 1990-11-13 1992-06-25 Shigeru Hatori ビデオソフト自動編集管理装置
DE4108728A1 (de) * 1991-03-18 1992-09-24 Thomson Brandt Gmbh Aufnahme- und/oder kopiersystem
JP2942837B2 (ja) * 1992-01-31 1999-08-30 株式会社セガ・エンタープライゼス セキュリティチェック方法及びゲーム装置並びにそれらに用いられる情報記憶媒体
US5293422A (en) * 1992-09-23 1994-03-08 Dynatek, Inc. Usage control system for computer software
US5267311A (en) * 1992-12-08 1993-11-30 Bakhoum Ezzat G Intelligent diskette for software protection

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EP1845473A2 (en) 2007-10-17
JP3084969B2 (ja) 2000-09-04
EP0803872A2 (en) 1997-10-29
EP1132908A3 (en) 2004-06-16
US5974140A (en) 1999-10-26
EP0593305A2 (en) 1994-04-20
EP0803872B1 (en) 2006-01-11
DE69333964T2 (de) 2006-09-14
EP1132908A2 (en) 2001-09-12
HK1040315A1 (zh) 2002-05-31
EP0593305A3 (en) 1995-07-05
DE69333964D1 (de) 2006-04-06
EP1132911A3 (en) 2004-09-15
EP1845473A3 (en) 2009-05-13
EP0803872A3 (en) 1998-09-16
EP1132911A2 (en) 2001-09-12
JPH06131806A (ja) 1994-05-13

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