SG110216A1 - Data transfer system, data transfer device, data recording device and data transfer method - Google Patents

Data transfer system, data transfer device, data recording device and data transfer method

Info

Publication number
SG110216A1
SG110216A1 SG200406613A SG200406613A SG110216A1 SG 110216 A1 SG110216 A1 SG 110216A1 SG 200406613 A SG200406613 A SG 200406613A SG 200406613 A SG200406613 A SG 200406613A SG 110216 A1 SG110216 A1 SG 110216A1
Authority
SG
Singapore
Prior art keywords
data transfer
data
recording device
transfer system
transfer method
Prior art date
Application number
SG200406613A
Other languages
English (en)
Inventor
Abe Miki
Morinaga Eiichiro
Kon Takayasu
Kamada Yasunori
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 SG110216A1 publication Critical patent/SG110216A1/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)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (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)
SG200406613A 2001-04-13 2002-04-12 Data transfer system, data transfer device, data recording device and data transfer method SG110216A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SG110216A1 true SG110216A1 (en) 2005-04-28

Family

ID=18966231

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200406613A SG110216A1 (en) 2001-04-13 2002-04-12 Data transfer system, data transfer device, data recording device and data transfer method

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
US20090061775A1 (en) * 2006-07-05 2009-03-05 Warren Robert W Systems and methods for multiport communication distribution
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

Citations (4)

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EP0549108A1 (en) * 1991-10-18 1993-06-30 Sony Corporation Digital video signal switching with data rate conversion
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
WO2000028539A1 (en) * 1998-11-09 2000-05-18 Matsushita Electric Industrial Co., Ltd. Data conversion apparatus and method in copyright protecting system

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DE4413451A1 (de) * 1994-04-18 1995-12-14 Rolf Brugger Vorrichtung zum Vertrieb von Musikinformationen in digitaler Form
JPH08153374A (ja) * 1994-11-29 1996-06-11 Tec Corp 磁気読取装置
JPH09107547A (ja) * 1995-10-09 1997-04-22 Hitachi Ltd 既圧縮動画データ量削減装置および既圧縮動画データ量削減システムならびに既圧縮動画データ量削減方法
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JP3076260B2 (ja) * 1997-03-10 2000-08-14 松下電器産業株式会社 情報提供装置
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JPH1175157A (ja) * 1997-08-29 1999-03-16 Sony Corp 映像信号及び音声信号の記録装置
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EP0549108A1 (en) * 1991-10-18 1993-06-30 Sony Corporation Digital video signal switching with data rate conversion
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
WO2000028539A1 (en) * 1998-11-09 2000-05-18 Matsushita Electric Industrial Co., Ltd. Data conversion apparatus and method in copyright protecting system

Also Published As

Publication number Publication date
US20070110243A1 (en) 2007-05-17
EP1378903A4 (en) 2011-11-02
US20030196101A1 (en) 2003-10-16
RU2276812C2 (ru) 2006-05-20
JP2002313019A (ja) 2002-10-25
US7164767B2 (en) 2007-01-16
JP3678164B2 (ja) 2005-08-03
CN1463428A (zh) 2003-12-24
KR100873760B1 (ko) 2008-12-15
CN1255801C (zh) 2006-05-10
TWI234972B (en) 2005-06-21
CA2412158C (en) 2012-03-20
CA2412158A1 (en) 2002-12-09
US7936877B2 (en) 2011-05-03
KR20030010691A (ko) 2003-02-05
AU2002248018B2 (en) 2007-06-21
WO2002084662A1 (fr) 2002-10-24
EP1378903A1 (en) 2004-01-07

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