ATE359667T1 - Wiedergabesteuerung, authentifizierung und dekodierung für objektorientierte datenströme - Google Patents

Wiedergabesteuerung, authentifizierung und dekodierung für objektorientierte datenströme

Info

Publication number
ATE359667T1
ATE359667T1 AT00302707T AT00302707T ATE359667T1 AT E359667 T1 ATE359667 T1 AT E359667T1 AT 00302707 T AT00302707 T AT 00302707T AT 00302707 T AT00302707 T AT 00302707T AT E359667 T1 ATE359667 T1 AT E359667T1
Authority
AT
Austria
Prior art keywords
decoding
authentication
playback control
data streams
oriented data
Prior art date
Application number
AT00302707T
Other languages
English (en)
Inventor
Toshiyuki Nakagawa
Original Assignee
Canon Kk
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 Canon Kk filed Critical Canon Kk
Application granted granted Critical
Publication of ATE359667T1 publication Critical patent/ATE359667T1/de

Links

Classifications

    • 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
    • H04N21/4405—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 decryption
    • 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
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2541—Rights Management
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H04N9/8045—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction using predictive coding
    • 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]
    • 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
    • H04N2005/91335—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 watermark
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
    • H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Signal Processing For Recording (AREA)
  • Image Processing (AREA)
  • Communication Control (AREA)
  • Stereo-Broadcasting Methods (AREA)
AT00302707T 1999-03-31 2000-03-30 Wiedergabesteuerung, authentifizierung und dekodierung für objektorientierte datenströme ATE359667T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP09156299A JP3976932B2 (ja) 1999-03-31 1999-03-31 データ処理方法及び装置並びに記憶媒体

Publications (1)

Publication Number Publication Date
ATE359667T1 true ATE359667T1 (de) 2007-05-15

Family

ID=14029963

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00302707T ATE359667T1 (de) 1999-03-31 2000-03-30 Wiedergabesteuerung, authentifizierung und dekodierung für objektorientierte datenströme

Country Status (8)

Country Link
US (2) US6931541B1 (de)
EP (1) EP1041819B1 (de)
JP (1) JP3976932B2 (de)
KR (1) KR100370532B1 (de)
CN (1) CN1203669C (de)
AT (1) ATE359667T1 (de)
AU (1) AU764727B2 (de)
DE (1) DE60034264T2 (de)

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US7619657B2 (en) * 2000-10-04 2009-11-17 Fujifilm Corp. Recording apparatus, communications apparatus, recording system, communications system, and methods therefor for setting the recording function of the recording apparatus in a restricted state
JP4311899B2 (ja) 2001-03-02 2009-08-12 パナソニック株式会社 コンテンツの配信および保護を行なう方法および装置
US7216288B2 (en) * 2001-06-27 2007-05-08 International Business Machines Corporation Dynamic scene description emulation for playback of audio/visual streams on a scene description based playback system
JP3880338B2 (ja) * 2001-07-04 2007-02-14 キヤノン株式会社 データ処理装置、データ処理方法、コンピュータ可読記録媒体及びデータ処理プログラム
EP1430720B1 (de) 2001-09-03 2006-09-27 Matsushita Electric Industrial Co., Ltd. Gerät für ein flexibles und gemeinsames ipmp-system für mpeg-2 inhaltsverteilung und -schutz
JP2003132622A (ja) * 2001-10-22 2003-05-09 Victor Co Of Japan Ltd 記録装置、再生装置及び記録媒体
AU2002343211A1 (en) 2001-10-29 2003-05-12 Matsushita Electric Industrial Co., Ltd. Apparatus of a baseline dvb-cpcm
KR100455313B1 (ko) * 2002-04-29 2004-11-06 한국전자통신연구원 엠펙-4 시스템을 이용한 디지털 방송 프로그램 구성요소의 구간별 보호 장치 및 그 방법
JP4366102B2 (ja) 2002-05-01 2009-11-18 キヤノン株式会社 メディアデータ処理装置及びその方法
JP4143905B2 (ja) * 2002-08-28 2008-09-03 富士ゼロックス株式会社 画像形成システムおよびその方法
WO2005036882A1 (en) * 2003-10-14 2005-04-21 Matsushita Electric Industrial Co., Ltd. Mpeg-21 digital content protection system
KR101244308B1 (ko) 2003-12-08 2013-03-18 삼성전자주식회사 동영상 파일의 암호화 방법 및 그를 이용한 디지털 저작권관리방법
JP4608886B2 (ja) * 2004-01-16 2011-01-12 株式会社日立製作所 コンテンツ送信装置および方法
KR100682911B1 (ko) * 2004-12-31 2007-02-15 삼성전자주식회사 Ｍｐｅｇ-4 인코딩/디코딩 방법 및 장치
US20100158308A1 (en) * 2005-09-22 2010-06-24 Mark Leroy Walker Digital Cinema Projector Watermarking System and Method
JP4860993B2 (ja) * 2005-12-05 2012-01-25 パナソニック株式会社 コンテンツ・パッケージングの保護方法および装置
CN101246585B (zh) * 2007-12-27 2010-09-29 北京大学 一种在数字图像中嵌入和提取水印的方法与装置
WO2011119137A1 (en) 2010-03-22 2011-09-29 Lrdc Systems, Llc A method of identifying and protecting the integrity of a set of source data
CN109462763B (zh) * 2018-10-25 2021-04-06 深圳北斗应用技术研究院有限公司 一种视频水印处理方法和系统

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JP3775016B2 (ja) 1997-09-02 2006-05-17 ソニー株式会社 送信及び／又は記録装置、受信及び／又は再生装置、送受信／記録再生装置、送受信システム、送信及び／又は記録方法、受信及び／又は再生方法、伝送方法、並びに、記録媒体
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Also Published As

Publication number Publication date
EP1041819A1 (de) 2000-10-04
CN1268843A (zh) 2000-10-04
KR100370532B1 (ko) 2003-01-29
DE60034264T2 (de) 2008-01-03
AU2420100A (en) 2000-10-05
AU764727B2 (en) 2003-08-28
US7743426B2 (en) 2010-06-22
US6931541B1 (en) 2005-08-16
US20050244004A1 (en) 2005-11-03
EP1041819B1 (de) 2007-04-11
DE60034264D1 (de) 2007-05-24
JP2000287206A (ja) 2000-10-13
JP3976932B2 (ja) 2007-09-19
KR20000063071A (ko) 2000-10-25
CN1203669C (zh) 2005-05-25

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