ATE271742T1 - Kopiergeschütztes aufnahme- und wiedergabesystem - Google Patents

Kopiergeschütztes aufnahme- und wiedergabesystem

Info

Publication number
ATE271742T1
ATE271742T1 AT96944963T AT96944963T ATE271742T1 AT E271742 T1 ATE271742 T1 AT E271742T1 AT 96944963 T AT96944963 T AT 96944963T AT 96944963 T AT96944963 T AT 96944963T AT E271742 T1 ATE271742 T1 AT E271742T1
Authority
AT
Austria
Prior art keywords
copy
signal
recording
unauthorized
authorized
Prior art date
Application number
AT96944963T
Other languages
German (de)
English (en)
Inventor
Hajime Inoue
Chuen-Chien Lee
Original Assignee
Sony Electronics Inc
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 Electronics Inc filed Critical Sony Electronics Inc
Application granted granted Critical
Publication of ATE271742T1 publication Critical patent/ATE271742T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • 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
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4408—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/165—Centralised control of user terminal ; Registering at central
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
    • 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
    • H04N2005/91314—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 pulse signal inserted in blanking intervals of the video signal, e.g. pseudo-AGC pulses, pseudo-sync pulses
    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
AT96944963T 1996-01-03 1996-12-20 Kopiergeschütztes aufnahme- und wiedergabesystem ATE271742T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58247496A 1996-01-03 1996-01-03
PCT/US1996/020481 WO1997025816A1 (en) 1996-01-03 1996-12-20 Copy protect recording and playback system

Publications (1)

Publication Number Publication Date
ATE271742T1 true ATE271742T1 (de) 2004-08-15

Family

ID=24329299

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96944963T ATE271742T1 (de) 1996-01-03 1996-12-20 Kopiergeschütztes aufnahme- und wiedergabesystem

Country Status (9)

Country Link
US (1) US5889919A (cg-RX-API-DMAC7.html)
EP (1) EP0882357B1 (cg-RX-API-DMAC7.html)
JP (1) JP2000503193A (cg-RX-API-DMAC7.html)
KR (1) KR19990076944A (cg-RX-API-DMAC7.html)
CN (1) CN1209247A (cg-RX-API-DMAC7.html)
AT (1) ATE271742T1 (cg-RX-API-DMAC7.html)
AU (1) AU1344097A (cg-RX-API-DMAC7.html)
DE (1) DE69632965T2 (cg-RX-API-DMAC7.html)
WO (1) WO1997025816A1 (cg-RX-API-DMAC7.html)

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US6400996B1 (en) 1999-02-01 2002-06-04 Steven M. Hoffberg Adaptive pattern recognition based control system and method
US7242988B1 (en) 1991-12-23 2007-07-10 Linda Irene Hoffberg Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
US10361802B1 (en) 1999-02-01 2019-07-23 Blanding Hovenweep, Llc Adaptive pattern recognition based control system and method
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
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
US5892900A (en) 1996-08-30 1999-04-06 Intertrust Technologies Corp. 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
US7133845B1 (en) 1995-02-13 2006-11-07 Intertrust Technologies Corp. System and methods for secure transaction management and electronic rights protection
US7143290B1 (en) 1995-02-13 2006-11-28 Intertrust Technologies Corporation Trusted and secure techniques, systems and methods for item delivery and execution
US7095854B1 (en) 1995-02-13 2006-08-22 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US7165174B1 (en) 1995-02-13 2007-01-16 Intertrust Technologies Corp. Trusted infrastructure support systems, methods and techniques for secure electronic commerce transaction and rights management
US7069451B1 (en) 1995-02-13 2006-06-27 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
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
DE69637799D1 (de) 1995-02-13 2009-02-12 Intertrust Tech Corp Systeme und Verfahren zur gesicherten Transaktionsverwaltung und elektronischem Rechtsschutz
US7124302B2 (en) 1995-02-13 2006-10-17 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
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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US6584275B1 (en) * 1996-12-20 2003-06-24 Thomson Licensing Sa Control of consumer recording equipment
US7062500B1 (en) 1997-02-25 2006-06-13 Intertrust Technologies Corp. Techniques for defining, using and manipulating rights management data structures
US7395545B2 (en) * 1997-03-31 2008-07-01 Macrovision Corporation Method and apparatus for providing copy protection using a transmittal mode command
US6606450B1 (en) * 1997-06-16 2003-08-12 Ati International Srl Method and apparatus for processing video signals having associated access restriction data
US6356704B1 (en) 1997-06-16 2002-03-12 Ati Technologies, Inc. Method and apparatus for detecting protection of audio and video signals
US7092914B1 (en) 1997-11-06 2006-08-15 Intertrust Technologies Corporation Methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
US6091822A (en) * 1998-01-08 2000-07-18 Macrovision Corporation Method and apparatus for recording scrambled video audio signals and playing back said video signal, descrambled, within a secure environment
US7809138B2 (en) 1999-03-16 2010-10-05 Intertrust Technologies Corporation Methods and apparatus for persistent control and protection of content
CA2425741C (en) * 1998-03-16 2006-05-23 Intertrust Technologies Corporation Methods and apparatus for continuous control and protection of media content
US7233948B1 (en) 1998-03-16 2007-06-19 Intertrust Technologies Corp. Methods and apparatus for persistent control and protection of content
CN1196330C (zh) * 1998-08-31 2005-04-06 汤姆森许可公司 本地网络复制保护系统
US6976265B1 (en) * 1998-10-08 2005-12-13 Ati International Srl Method and apparatus for controlling display of content signals
CN1147146C (zh) 1999-01-21 2004-04-21 索尼公司 数据处理装置与数据处理方法
US7966078B2 (en) 1999-02-01 2011-06-21 Steven Hoffberg Network media appliance system and method
EP1335595B1 (en) * 1999-02-25 2011-05-04 Macrovision Corporation Method and apparatus for controlling copying of a video or audio signal using watermarks
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US6802074B1 (en) * 1999-05-31 2004-10-05 Matsushita Electric Industrial Co., Ltd. Recording apparatus, transmitting apparatus, and computer-readable recording medium
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US7243236B1 (en) 1999-07-29 2007-07-10 Intertrust Technologies Corp. Systems and methods for using cryptography to protect secure and insecure computing environments
JP2001189845A (ja) * 1999-12-29 2001-07-10 Sony Corp データ処理装置、データ処理方法、データ再生装置及びデータ記録装置
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JP4709468B2 (ja) * 2000-06-02 2011-06-22 パナソニック株式会社 記録媒体、ライセンス管理装置、記録再生装置
US7987510B2 (en) 2001-03-28 2011-07-26 Rovi Solutions Corporation Self-protecting digital content
US7333935B2 (en) 2001-07-11 2008-02-19 Sony Corporation Methods and apparatus for recognizing compact discs and issuing corresponding credits
US7092616B2 (en) * 2001-07-19 2006-08-15 Sony Electronics Inc. Method and apparatus for copy protecting video content and producing a reduced quality reproduction of video content for personal use
US7283557B2 (en) * 2002-01-25 2007-10-16 Fulcrum Microsystems, Inc. Asynchronous crossbar with deterministic or arbitrated control
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US7584449B2 (en) * 2004-11-22 2009-09-01 Fulcrum Microsystems, Inc. Logic synthesis of multi-level domino asynchronous pipelines
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Also Published As

Publication number Publication date
EP0882357A4 (en) 2000-11-15
AU1344097A (en) 1997-08-01
EP0882357A1 (en) 1998-12-09
KR19990076944A (ko) 1999-10-25
US5889919A (en) 1999-03-30
CN1209247A (zh) 1999-02-24
JP2000503193A (ja) 2000-03-14
WO1997025816A1 (en) 1997-07-17
DE69632965D1 (de) 2004-08-26
EP0882357B1 (en) 2004-07-21
DE69632965T2 (de) 2005-08-25

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties