ATE338329T1 - Vorrichtung zum einsatz eines musikalischen inhalts - Google Patents

Vorrichtung zum einsatz eines musikalischen inhalts

Info

Publication number
ATE338329T1
ATE338329T1 AT04106788T AT04106788T ATE338329T1 AT E338329 T1 ATE338329 T1 AT E338329T1 AT 04106788 T AT04106788 T AT 04106788T AT 04106788 T AT04106788 T AT 04106788T AT E338329 T1 ATE338329 T1 AT E338329T1
Authority
AT
Austria
Prior art keywords
content material
chunk
content
security information
identification information
Prior art date
Application number
AT04106788T
Other languages
English (en)
Inventor
Tetsuo Okamoto
Original Assignee
Yamaha 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 Yamaha Corp filed Critical Yamaha Corp
Application granted granted Critical
Publication of ATE338329T1 publication Critical patent/ATE338329T1/de

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
    • G11B20/0021—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
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/0033—Recording/reproducing or transmission of music for electrophonic musical instruments
    • G10H1/0041—Recording/reproducing or transmission of music for electrophonic musical instruments in coded form
    • G10H1/0058—Transmission between separate instruments or between individual components of a musical system
    • 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
    • G11B20/0021—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
    • G11B20/00282—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 the content area, e.g. program area, data area or user area
    • 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
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
    • G10H2240/011—Files or data streams containing coded musical information, e.g. for transmission
    • G10H2240/026—File encryption of specific electrophonic music instrument file or stream formats, e.g. MIDI, note oriented formats, sound banks, wavetables
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
    • G10H2240/091—Info, i.e. juxtaposition of unrelated auxiliary information or commercial messages with or between music files

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Storage Device Security (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
AT04106788T 2004-01-08 2004-12-21 Vorrichtung zum einsatz eines musikalischen inhalts ATE338329T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004002837A JP4225201B2 (ja) 2004-01-08 2004-01-08 音楽コンテンツ利用装置及びプログラム

Publications (1)

Publication Number Publication Date
ATE338329T1 true ATE338329T1 (de) 2006-09-15

Family

ID=34587698

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04106788T ATE338329T1 (de) 2004-01-08 2004-12-21 Vorrichtung zum einsatz eines musikalischen inhalts

Country Status (6)

Country Link
US (1) US7937327B2 (de)
EP (1) EP1553557B1 (de)
JP (1) JP4225201B2 (de)
CN (1) CN1637854A (de)
AT (1) ATE338329T1 (de)
DE (1) DE602004002187T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4535054B2 (ja) * 2006-10-16 2010-09-01 ヤマハ株式会社 電子音楽装置及びそのコンピュータプログラム
US8046328B2 (en) 2007-03-30 2011-10-25 Ricoh Company, Ltd. Secure pre-caching through local superdistribution and key exchange
US8885832B2 (en) 2007-03-30 2014-11-11 Ricoh Company, Ltd. Secure peer-to-peer distribution of an updatable keyring
JP5200554B2 (ja) * 2008-01-21 2013-06-05 ヤマハ株式会社 電子音楽装置及び音楽コンテンツ処理プログラム

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5889860A (en) * 1996-11-08 1999-03-30 Sunhawk Corporation, Inc. Encryption system with transaction coded decryption key
US6385596B1 (en) * 1998-02-06 2002-05-07 Liquid Audio, Inc. Secure online music distribution system
KR100559688B1 (ko) * 1998-07-22 2006-03-10 마츠시타 덴끼 산교 가부시키가이샤 저작권을 보호하고 기록매체에 기록된 암호화된디지털데이터를 용이하게 재생하는 디지털데이터기록장치와 그 방법 및 그 프로그램을 기록한 컴퓨터판독가능한 기록매체
BR0007049A (pt) * 1999-09-01 2001-07-31 Matsushita Electric Industrial Co Ltd Método e aparelho para o processamento de dados com direitos autorais
JP2001184057A (ja) 1999-12-24 2001-07-06 Victor Co Of Japan Ltd 電子透かし埋め込み方法、楽曲データ再生方法、楽曲データ配信方法及び記録媒体
JP2001209583A (ja) * 2000-01-26 2001-08-03 Sony Corp データ記録再生器およびセーブデータ処理方法、並びにプログラム提供媒体
CN1193346C (zh) * 2000-04-20 2005-03-16 三洋电机株式会社 解码装置
US20010042048A1 (en) * 2000-05-15 2001-11-15 The Regents Of The University Of California Method and apparatus for electronically distributing audio recordings
JP2002073017A (ja) 2000-08-24 2002-03-12 Victor Co Of Japan Ltd 電子透かし埋め込み方法、楽曲データ配信方法、楽曲データ記録方法、楽曲データ再生方法
US20020010826A1 (en) 2000-07-14 2002-01-24 Victor Company Of Japan, Ltd. Digital memory card and apparatus for reproducing data therefrom
WO2002023521A1 (en) * 2000-09-15 2002-03-21 Netfraternity Network S.P.A. Method and system for the dissemination of audio tracks through computer networks
US20030079222A1 (en) * 2000-10-06 2003-04-24 Boykin Patrick Oscar System and method for distributing perceptually encrypted encoded files of music and movies
US20020128928A1 (en) 2001-03-09 2002-09-12 Hiroshi Sukegawa Music distribution method for distributing production such as music, server used for said music distribution method, and music reproduction apparatus
JP4053792B2 (ja) 2001-03-09 2008-02-27 株式会社東芝 音楽配信方法及び音楽再生装置
DE60320696D1 (de) 2002-03-15 2008-06-19 Yamaha Corp Inhaltverbreitungssystem mittels in Lizenzen eingebetteter Endgerätsidentifikation
JP2003271766A (ja) 2002-03-15 2003-09-26 Yamaha Corp 電子音楽装置用コンテンツ販売サイト、コンテンツ購入装置及び記憶媒体、電子音楽装置並びにプログラム
JP2004056620A (ja) * 2002-07-23 2004-02-19 Sony Corp 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム
JP3821768B2 (ja) * 2002-09-11 2006-09-13 ソニー株式会社 情報記録媒体、情報処理装置、および情報処理方法、並びにコンピュータ・プログラム
JP3864881B2 (ja) * 2002-09-24 2007-01-10 ヤマハ株式会社 電子音楽システムおよび電子音楽システム用プログラム

Also Published As

Publication number Publication date
US20050160047A1 (en) 2005-07-21
DE602004002187D1 (de) 2006-10-12
EP1553557A1 (de) 2005-07-13
JP2005195935A (ja) 2005-07-21
CN1637854A (zh) 2005-07-13
US7937327B2 (en) 2011-05-03
DE602004002187T2 (de) 2007-07-19
JP4225201B2 (ja) 2009-02-18
EP1553557B1 (de) 2006-08-30

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