WO2002084662A1 - Systeme, procede et appareil de transfert de donnees, dispositif d'enregistrement de donnees - Google Patents

Systeme, procede et appareil de transfert de donnees, dispositif d'enregistrement de donnees Download PDF

Info

Publication number
WO2002084662A1
WO2002084662A1 PCT/JP2002/003675 JP0203675W WO02084662A1 WO 2002084662 A1 WO2002084662 A1 WO 2002084662A1 JP 0203675 W JP0203675 W JP 0203675W WO 02084662 A1 WO02084662 A1 WO 02084662A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
data transfer
bit rate
apparatis
trasfer
Prior art date
Application number
PCT/JP2002/003675
Other languages
English (en)
French (fr)
Inventor
Miki Abe
Eiichiro Morinaga
Takayasu Kon
Yasunori Kamada
Original Assignee
Sony Corporation
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 Corporation filed Critical Sony Corporation
Priority to AU2002248018A priority Critical patent/AU2002248018B2/en
Priority to CA2412158A priority patent/CA2412158C/en
Priority to KR1020027016925A priority patent/KR100873760B1/ko
Priority to US10/297,955 priority patent/US7164767B2/en
Priority to EP02717132A priority patent/EP1378903A4/en
Publication of WO2002084662A1 publication Critical patent/WO2002084662A1/ja
Priority to US11/585,192 priority patent/US7936877B2/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
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • 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
    • G11B20/00007—Time or data compression or expansion
    • 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
    • G11B20/0021—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
    • G11B20/00224—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 remote server
    • 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
    • G11B20/00492—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 content or user data is encrypted
    • G11B20/00514—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 content or user data is encrypted wherein the entire content is encrypted with the same key, e.g. disc key or master key
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4627—Rights management associated to the content
    • 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
    • G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
    • G11B2020/10981—Recording or reproducing data when the data rate or the relative speed between record carrier and transducer is variable

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Television Signal Processing For Recording (AREA)
PCT/JP2002/003675 2001-04-13 2002-04-12 Systeme, procede et appareil de transfert de donnees, dispositif d'enregistrement de donnees WO2002084662A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AU2002248018A AU2002248018B2 (en) 2001-04-13 2002-04-12 Data transfer system, data transfer apparatus, data recording apparatis, and data transfer method
CA2412158A CA2412158C (en) 2001-04-13 2002-04-12 Data transfer system, data transfer apparatus, data recording apparatus, and data transfer method
KR1020027016925A KR100873760B1 (ko) 2001-04-13 2002-04-12 데이터 전송 시스템, 데이터 전송 장치, 데이터 기록장치, 데이터 전송 방법
US10/297,955 US7164767B2 (en) 2001-04-13 2002-04-12 Data transfer system, data transfer apparatus, data recording apparatus, and data transfer method
EP02717132A EP1378903A4 (en) 2001-04-13 2002-04-12 DATA TRANSFER SYSTEM, METHOD AND APPARATUS, DATA RECORDING DEVICE
US11/585,192 US7936877B2 (en) 2001-04-13 2006-10-24 Data transfer system, data transfer device, data recording device and data transfer method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001115308A JP3678164B2 (ja) 2001-04-13 2001-04-13 データ転送システム、データ転送装置、データ記録装置、データ転送方法
JP2001-115308 2001-04-13

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US10297955 A-371-Of-International 2002-04-12
US11/585,192 Continuation US7936877B2 (en) 2001-04-13 2006-10-24 Data transfer system, data transfer device, data recording device and data transfer method

Publications (1)

Publication Number Publication Date
WO2002084662A1 true WO2002084662A1 (fr) 2002-10-24

Family

ID=18966231

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/003675 WO2002084662A1 (fr) 2001-04-13 2002-04-12 Systeme, procede et appareil de transfert de donnees, dispositif d'enregistrement de donnees

Country Status (11)

Country Link
US (2) US7164767B2 (ja)
EP (1) EP1378903A4 (ja)
JP (1) JP3678164B2 (ja)
KR (1) KR100873760B1 (ja)
CN (1) CN1255801C (ja)
AU (1) AU2002248018B2 (ja)
CA (1) CA2412158C (ja)
RU (1) RU2276812C2 (ja)
SG (1) SG110216A1 (ja)
TW (1) TWI234972B (ja)
WO (1) WO2002084662A1 (ja)

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JP4300705B2 (ja) * 2000-12-05 2009-07-22 ソニー株式会社 データ転送システム、データ転送装置、データ転送方法、記録媒体
WO2004086760A1 (ja) * 2003-03-27 2004-10-07 Matsushita Electric Industrial Co., Ltd. データ処理装置
JP4438527B2 (ja) 2004-06-18 2010-03-24 ソニー株式会社 情報管理方法、情報再生装置および情報管理装置
KR100784688B1 (ko) * 2005-01-26 2007-12-12 한국전자통신연구원 독립 인증 수단을 가지는 콘텐츠 실행 디바이스 콘텐츠 실행 방법 및 콘텐츠 재배포 방법
MY143832A (en) * 2005-05-13 2011-07-15 Thomson Licensing Security and transcoding system for transfer of content to portable devices
WO2008005734A2 (en) * 2006-07-05 2008-01-10 Agere Systems Inc. Systems and methods for mobile data storage and acquisition
KR101496975B1 (ko) * 2008-05-28 2015-03-02 삼성전자주식회사 고체 상태 디스크 및 이에 대한 입출력방법
JP5316217B2 (ja) * 2009-05-19 2013-10-16 ソニー株式会社 データ送信方法および装置、データ通信方法および装置
JP4826671B2 (ja) * 2009-11-16 2011-11-30 ソニー株式会社 情報管理方法および情報再生装置
KR20110137093A (ko) * 2010-06-16 2011-12-22 삼성전자주식회사 무선 통신 시스템에서 녹화된 컨텐츠의 재생 방법 및 장치
JP2013037571A (ja) * 2011-08-09 2013-02-21 Sony Corp 情報処理装置、情報処理方法、プログラム、及び情報処理システム
US11372984B2 (en) * 2019-08-14 2022-06-28 International Business Machines Corporation Key-compressible encryption

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JPH05110988A (ja) * 1991-10-18 1993-04-30 Sony Corp 記録再生装置用送出システム
JPH08153376A (ja) * 1994-11-29 1996-06-11 Olympus Optical Co Ltd 画像取扱装置
JPH08273297A (ja) * 1995-02-02 1996-10-18 Sharp Corp 音声記録再生装置
JP2000207835A (ja) * 1998-11-09 2000-07-28 Matsushita Electric Ind Co Ltd デ―タ著作権保護システムにおけるデ―タ変換装置、デ―タ変換方法およびプログラム格納媒体

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JPH05110988A (ja) * 1991-10-18 1993-04-30 Sony Corp 記録再生装置用送出システム
JPH08153376A (ja) * 1994-11-29 1996-06-11 Olympus Optical Co Ltd 画像取扱装置
JPH08273297A (ja) * 1995-02-02 1996-10-18 Sharp Corp 音声記録再生装置
JP2000207835A (ja) * 1998-11-09 2000-07-28 Matsushita Electric Ind Co Ltd デ―タ著作権保護システムにおけるデ―タ変換装置、デ―タ変換方法およびプログラム格納媒体

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Also Published As

Publication number Publication date
US20070110243A1 (en) 2007-05-17
EP1378903A4 (en) 2011-11-02
AU2002248018B2 (en) 2007-06-21
US7164767B2 (en) 2007-01-16
US20030196101A1 (en) 2003-10-16
CN1463428A (zh) 2003-12-24
JP3678164B2 (ja) 2005-08-03
TWI234972B (en) 2005-06-21
SG110216A1 (en) 2005-04-28
US7936877B2 (en) 2011-05-03
CA2412158C (en) 2012-03-20
CA2412158A1 (en) 2002-12-09
KR20030010691A (ko) 2003-02-05
EP1378903A1 (en) 2004-01-07
KR100873760B1 (ko) 2008-12-15
RU2276812C2 (ru) 2006-05-20
CN1255801C (zh) 2006-05-10
JP2002313019A (ja) 2002-10-25

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