DK1947854T3 - Beskyttelse af audio- eller videodata i en afspilningsindretning - Google Patents

Beskyttelse af audio- eller videodata i en afspilningsindretning

Info

Publication number
DK1947854T3
DK1947854T3 DK08150036.5T DK08150036T DK1947854T3 DK 1947854 T3 DK1947854 T3 DK 1947854T3 DK 08150036 T DK08150036 T DK 08150036T DK 1947854 T3 DK1947854 T3 DK 1947854T3
Authority
DK
Denmark
Prior art keywords
video data
playback device
protecting audio
audio
protecting
Prior art date
Application number
DK08150036.5T
Other languages
English (en)
Inventor
Gianpaolo Fasoli
Julien Lerouge
Augustin J Farrugia
Original Assignee
Apple 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 Apple Inc filed Critical Apple Inc
Application granted granted Critical
Publication of DK1947854T3 publication Critical patent/DK1947854T3/da

Links

Classifications

    • 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
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • 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
    • H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
    • H04N21/4325—Content retrieval operation from a local storage medium, e.g. hard-disk by playing back content from the storage medium
    • 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
    • H04N21/439—Processing of audio elementary streams
    • H04N21/4398—Processing of audio elementary streams involving reformatting operations of audio signals
    • 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
    • H04N21/4402—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 reformatting operations of video signals for household redistribution, storage or real-time display
    • 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
    • H04N7/167—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
    • H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
    • H04N2005/91364—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Television Signal Processing For Recording (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
DK08150036.5T 2007-01-08 2008-01-03 Beskyttelse af audio- eller videodata i en afspilningsindretning DK1947854T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/651,300 US8256005B2 (en) 2007-01-08 2007-01-08 Protection of audio or video data in a playback device

Publications (1)

Publication Number Publication Date
DK1947854T3 true DK1947854T3 (da) 2012-10-22

Family

ID=39478264

Family Applications (2)

Application Number Title Priority Date Filing Date
DK10182300.3T DK2268020T3 (da) 2007-01-08 2008-01-03 Beskyttelse af audio- eller videodata i en playback-indretning
DK08150036.5T DK1947854T3 (da) 2007-01-08 2008-01-03 Beskyttelse af audio- eller videodata i en afspilningsindretning

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK10182300.3T DK2268020T3 (da) 2007-01-08 2008-01-03 Beskyttelse af audio- eller videodata i en playback-indretning

Country Status (4)

Country Link
US (2) US8256005B2 (da)
EP (2) EP1947854B1 (da)
DK (2) DK2268020T3 (da)
WO (1) WO2008085845A2 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002004262A1 (fr) 2000-07-07 2002-01-17 Toyoda Gosei Co., Ltd. Systeme d'airbag pour la protection des genoux
US8256005B2 (en) * 2007-01-08 2012-08-28 Apple Inc. Protection of audio or video data in a playback device
US8336102B2 (en) * 2007-06-01 2012-12-18 Microsoft Corporation Delivering malformed data for fuzz testing to software applications
US8818019B2 (en) * 2009-06-08 2014-08-26 Cisco Technology Inc Robust watermark
US8862896B2 (en) * 2010-12-06 2014-10-14 Apple Inc. Data protection using key translation
US9143317B2 (en) 2013-05-24 2015-09-22 Apple Inc. Protecting against white box attacks using column rotation
US9369754B2 (en) * 2014-06-13 2016-06-14 Qualcomm Incorporated Video content tracking
FR3024007B1 (fr) 2014-07-16 2016-08-26 Viaccess Sa Procede d'acces a un contenu multimedia protege par un terminal
US10251004B2 (en) * 2015-07-13 2019-04-02 Sony Corporation Sound distribution apparatus, sound reproduction terminal, authentication device, sound distribution system, and sound distribution method
CN109862424B (zh) * 2019-03-29 2021-10-01 北京金山安全软件有限公司 视频播放方法、装置和电子设备

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7133845B1 (en) 1995-02-13 2006-11-07 Intertrust Technologies Corp. System and methods for secure transaction management and electronic rights protection
US20030177347A1 (en) * 1995-11-22 2003-09-18 Bruce Schneier Methods and apparatus for awarding prizes based on authentication of computer generated outcomes using coupons
JPH10126750A (ja) * 1996-10-23 1998-05-15 Matsushita Electric Ind Co Ltd 番組情報放送システム、放送装置、及び受信端末装置
US6760382B1 (en) * 1997-04-01 2004-07-06 Matsushita Electric Industrial Co., Ltd. Digital communication system, transmitter, and data selector
US6477179B1 (en) * 1997-05-09 2002-11-05 Sony Corporation Data receiving device and data receiving method
US6636222B1 (en) * 1999-11-09 2003-10-21 Broadcom Corporation Video and graphics system with an MPEG video decoder for concurrent multi-row decoding
JP4131071B2 (ja) * 1999-01-11 2008-08-13 ソニー株式会社 情報信号の記録装置、記録システム、記録媒体および記録方法
US20020188570A1 (en) * 1999-03-24 2002-12-12 Donna Coningsby Partial protection of content
BRPI0006168B1 (pt) * 1999-05-28 2017-11-28 Panasonic Corporation Semiconductor memory card, reproductive apparatus, recording device, playback process, and recording process
US7391865B2 (en) 1999-09-20 2008-06-24 Security First Corporation Secure data parser method and system
US7920697B2 (en) * 1999-12-09 2011-04-05 Broadcom Corp. Interaction between echo canceller and packet voice processing
US6721710B1 (en) 1999-12-13 2004-04-13 Texas Instruments Incorporated Method and apparatus for audible fast-forward or reverse of compressed audio content
US6842522B1 (en) * 2000-06-01 2005-01-11 Macrovision Corporation Secure digital video disk and player
US6947099B2 (en) * 2000-12-21 2005-09-20 Thomson Licensing Automatic chroma control circuit with controlled saturation reduction
US20020141577A1 (en) 2001-03-29 2002-10-03 Ripley Michael S. Method and system for providing bus encryption based on cryptographic key exchange
KR100746771B1 (ko) * 2001-04-24 2007-08-06 엘지전자 주식회사 휴대용 오디오 기기에서의 오디오 파일 재생방법
US7895616B2 (en) * 2001-06-06 2011-02-22 Sony Corporation Reconstitution of program streams split across multiple packet identifiers
DE10135888A1 (de) 2001-07-24 2003-03-13 Scm Microsystems Gmbh Verfahren zur lokalen Aufzeichnung digitaler Daten für das digitale Fernsehen
US7463737B2 (en) 2001-08-15 2008-12-09 Digeo, Inc. System and method for conditional access key encryption
JP2003134106A (ja) * 2001-10-22 2003-05-09 Victor Co Of Japan Ltd 暗号化方法、復号化方法及び装置、並びに情報記録媒体
JP2003152698A (ja) * 2001-11-15 2003-05-23 Nippon Hoso Kyokai <Nhk> コンテンツ利用制御送信方法、コンテンツ利用制御受信方法およびコンテンツ利用制御送信装置、コンテンツ利用制御受信装置ならびにコンテンツ利用制御送信プログラム、コンテンツ利用制御受信プログラム
DE10164134A1 (de) 2001-12-30 2003-07-17 Juergen K Lang System und Verfahren zur Erstellung und Verbreitung kopier- und nutzungsgeschützter elektronischer Ton- und Bildmedien und deren Dateninhalte
US7242773B2 (en) * 2002-09-09 2007-07-10 Sony Corporation Multiple partial encryption using retuning
CA2375815A1 (en) * 2002-03-11 2003-09-11 Catena Networks Canada Inc. A system for performing a-law and u-law encoding and decoding
US7606388B2 (en) * 2002-05-14 2009-10-20 International Business Machines Corporation Contents border detection apparatus, monitoring method, and contents location detection method and program and storage medium therefor
US7539391B2 (en) * 2002-06-27 2009-05-26 Nxp B.V. Method and apparatus for trick-mode support of audio/video/data streams with conditional access
ES2524117T3 (es) * 2002-08-08 2014-12-04 Panasonic Intellectual Property Corporation Of America Procedimiento de codificación y procedimiento de descodificación de imágenes en movimiento
JP4254201B2 (ja) * 2002-10-31 2009-04-15 ソニー株式会社 スクランブラ、送信装置および受信装置
CN100431016C (zh) * 2002-12-12 2008-11-05 皇家飞利浦电子股份有限公司 在媒体中创建数据/逻辑格式的方法、及媒体读取装置/方法
US20060069550A1 (en) * 2003-02-06 2006-03-30 Dolby Laboratories Licensing Corporation Continuous backup audio
KR101123997B1 (ko) 2003-03-11 2012-03-23 톰슨 라이센싱 디지털 기록을 위한 콘텐츠 보호
EP1690246A2 (en) 2003-12-05 2006-08-16 Motion Picture Association of America Secure video system for display adaptor
US20050193205A1 (en) * 2004-01-09 2005-09-01 Widevine Technologies, Inc. Method and system for session based watermarking of encrypted content
US20050285975A1 (en) * 2004-06-28 2005-12-29 Broadcom Corporation Software implementing parts of a blanking interval encoder/decoder
FR2872986A1 (fr) * 2004-07-06 2006-01-13 Thomson Licensing Sa Procede de codage et de reproduction de documents audiovisuels ou radio et dispositif mettant en oeuvre le procede
CN101107849B (zh) * 2005-01-27 2010-12-29 汤姆森许可贸易公司 用于数字视频服务器的视频播放器
US8208799B2 (en) * 2005-03-01 2012-06-26 Broadcom Corporation Method and system for PVR software buffer management to support software passage
JP4806204B2 (ja) * 2005-03-30 2011-11-02 株式会社日立国際電気 暗号化データ通信システム
WO2006129813A1 (en) * 2005-05-31 2006-12-07 Matsushita Electric Industrial Co., Ltd. Broadcast recording and reproduction apparatus with expiration date management unit
US8781967B2 (en) * 2005-07-07 2014-07-15 Verance Corporation Watermarking in an encrypted domain
US7936933B2 (en) * 2005-11-18 2011-05-03 Microsoft Corporation Accelerating video data decoding
US7801326B2 (en) * 2005-12-22 2010-09-21 Thomson Licensing Digital watermark and film mark
US8155506B2 (en) * 2006-01-17 2012-04-10 Broadcom Corporation System and method for transport PID version check
JP4790446B2 (ja) * 2006-03-01 2011-10-12 三菱電機株式会社 動画像復号装置及び動画像符号化装置
US7646868B2 (en) * 2006-08-29 2010-01-12 Intel Corporation Method for steganographic cryptography
US8256005B2 (en) * 2007-01-08 2012-08-28 Apple Inc. Protection of audio or video data in a playback device

Also Published As

Publication number Publication date
US20120281828A1 (en) 2012-11-08
US8256005B2 (en) 2012-08-28
EP1947854B1 (en) 2012-08-01
WO2008085845A3 (en) 2009-07-02
US20080165961A1 (en) 2008-07-10
US8719947B2 (en) 2014-05-06
EP2268020B1 (en) 2013-04-03
EP2268020A1 (en) 2010-12-29
WO2008085845A2 (en) 2008-07-17
EP1947854A1 (en) 2008-07-23
DK2268020T3 (da) 2013-06-24

Similar Documents

Publication Publication Date Title
DK2268020T3 (da) Beskyttelse af audio- eller videodata i en playback-indretning
GB2455003B (en) Techniques for positioning audio and video clips
DE602006017076D1 (de) Inhaltswiedergabevorrichtung
EP2328151A4 (en) RECORDER / PLAYBACK DEVICE
EP2233513A4 (en) OPTICAL FILM AND ELECTRONIC INFORMATION DEVICE THEREFOR
DE602006021402D1 (de) Datenwiedergabevorrichtung
EP2043095A4 (en) OPTICAL READING DEVICE, OPTICAL OBJECTIVE ELEMENT, AND OPTICAL INFORMATION REPRODUCTION / RECORDING DEVICE
DE602007009461D1 (de) Tonwiedergabegerät
EP2007144A4 (en) RECORDING AND REPRODUCING DEVICE
EP2096546A4 (en) RECORDABLE RECORDING DEVICE
FR2916560B1 (fr) Cryptoprocesseur a protection de donnees amelioree
GB0704581D0 (en) Digital recording device
DE602006017069D1 (de) Aufzeichnungs- und wiedergabeeinrichtung
EP2209072A4 (en) INFORMATION REQUEST DEVICE
EP2101329A4 (en) VIDEO AND AUDIO REPRODUCTION DEVICE
DE602006007399D1 (de) Wiedergabevorrichtung für Videodaten
BRPI0912180A2 (pt) dispositivo de gravação/reprodução
BRPI0921067A2 (pt) dispositivo de reprodução de áudio e método de reprodução de áudio
EP2209120A4 (en) VIDEO INFORMATION RECORDING METHOD AND VIDEO INFORMATION REPRODUCING DEVICE
EP2053516A4 (en) METADATA RECORDING APPARATUS AND METADATA RECORDING METHOD
EP2022675A4 (en) AUDIO REPRODUCTION SYSTEM
GB2439016B (en) Data storage device with audio capability
EP2051243A4 (en) AUDIO DATA DECODING DEVICE
EP2255388A4 (en) INFORMATION RECORDING DEVICE AND INFORMATION RECORDER / PLAY SYSTEM WITH THIS
DE602006019846D1 (de) Informationsaufzeichnungsvorrichtung