JP4707114B2 - ディジタル記録のためのコンテンツ保護 - Google Patents

ディジタル記録のためのコンテンツ保護 Download PDF

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Publication number
JP4707114B2
JP4707114B2 JP2006507028A JP2006507028A JP4707114B2 JP 4707114 B2 JP4707114 B2 JP 4707114B2 JP 2006507028 A JP2006507028 A JP 2006507028A JP 2006507028 A JP2006507028 A JP 2006507028A JP 4707114 B2 JP4707114 B2 JP 4707114B2
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JP
Japan
Prior art keywords
digital
signal receiving
key
receiving device
encrypted
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
JP2006507028A
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English (en)
Japanese (ja)
Other versions
JP2006524006A5 (enExample
JP2006524006A (ja
Inventor
エドワード ランクフオード，ダグラス
レイノルズ ウエメイヤー，キース
アーサー デレンバーガー，マイク
エリオツト ブリツジウオーター，ケビン
エドワード ホーランダー，トーマス
ダブリユー パーキングス，ラツセル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of JP2006524006A publication Critical patent/JP2006524006A/ja
Publication of JP2006524006A5 publication Critical patent/JP2006524006A5/ja
Application granted granted Critical
Publication of JP4707114B2 publication Critical patent/JP4707114B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/4104—Peripherals receiving signals from specially adapted client devices
    • H04N21/4135—Peripherals receiving signals from specially adapted client devices external recorder
    • 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
    • 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
    • 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
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/781—Television signal recording using magnetic recording on disks or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (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)
JP2006507028A 2003-03-11 2004-03-10 ディジタル記録のためのコンテンツ保護 Expired - Lifetime JP4707114B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US45376403P 2003-03-11 2003-03-11
US45366203P 2003-03-11 2003-03-11
US60/453,764 2003-03-11
US60/453,662 2003-03-11
PCT/US2004/007276 WO2004081744A2 (en) 2003-03-11 2004-03-10 Content protection for digital recording

Publications (3)

Publication Number Publication Date
JP2006524006A JP2006524006A (ja) 2006-10-19
JP2006524006A5 JP2006524006A5 (enExample) 2007-04-26
JP4707114B2 true JP4707114B2 (ja) 2011-06-22

Family

ID=32994518

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006507028A Expired - Lifetime JP4707114B2 (ja) 2003-03-11 2004-03-10 ディジタル記録のためのコンテンツ保護

Country Status (6)

Country Link
US (1) US20060222330A1 (enExample)
EP (1) EP1602228B1 (enExample)
JP (1) JP4707114B2 (enExample)
KR (1) KR101123997B1 (enExample)
BR (1) BRPI0408196A (enExample)
WO (1) WO2004081744A2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100755688B1 (ko) 2005-02-02 2007-09-05 삼성전자주식회사 에러 은닉 장치 및 방법
KR100755690B1 (ko) 2005-05-10 2007-09-05 삼성전자주식회사 컨텐츠 관리 방법 및 장치
KR100745280B1 (ko) * 2005-12-16 2007-08-01 엘지전자 주식회사 방송 컨텐츠 보호 장치 및 방법
KR100745281B1 (ko) * 2005-12-16 2007-08-01 엘지전자 주식회사 방송 컨텐츠 보호 장치 및 방법
JP4352054B2 (ja) 2006-01-23 2009-10-28 株式会社東芝 情報処理装置および鍵復元方法
KR100710271B1 (ko) * 2006-05-10 2007-04-20 엘지전자 주식회사 외부기기와 티브이의 데이터 재생 방법 및 장치
US8256005B2 (en) * 2007-01-08 2012-08-28 Apple Inc. Protection of audio or video data in a playback device
DE102019112119B4 (de) * 2019-05-09 2023-10-05 HIM solutions UG Ortsfest installierbare Adaptervorrichtung für ein Netzwerksystem

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6026165A (en) * 1996-06-20 2000-02-15 Pittway Corporation Secure communications in a wireless system
JP3625983B2 (ja) * 1997-03-12 2005-03-02 三菱商事株式会社 データ管理システム
US6209097B1 (en) * 1997-12-05 2001-03-27 Tokyo Electron Device Limited Content protection method and content protection system
JP2000224562A (ja) * 1999-02-01 2000-08-11 Ntt Data Corp 放送系サービスシステム及び受信端末装置
JP4846155B2 (ja) * 1999-12-24 2011-12-28 富士通株式会社 情報記録／再生装置
US20040193900A1 (en) * 2000-03-17 2004-09-30 Mark Nair System, method and apparatus for controlling the dissemination of digital works
JP2001357001A (ja) * 2000-06-12 2001-12-26 Pioneer Electronic Corp 情報出力装置及び情報出力方法、情報記録装置及び情報記録方法、情報出力記録システム並びに情報記録媒体
JP4595182B2 (ja) * 2000-09-07 2010-12-08 ソニー株式会社 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体
US6851055B1 (en) * 2000-09-30 2005-02-01 Keen Personal Technologies, Inc. Digital video recorder for encrypting/decrypting video programs in segments to facilitate trick play features
US6959090B1 (en) * 2000-11-20 2005-10-25 Nokia Corporation Content Protection scheme for a digital recording device
JP2002176419A (ja) * 2000-12-06 2002-06-21 Hitachi Ltd 権利保護方法
JP4029569B2 (ja) * 2000-12-13 2008-01-09 株式会社日立製作所 ディジタル情報記録再生装置、記録装置、受信装置および送信装置
JP2002229858A (ja) * 2001-01-30 2002-08-16 Matsushita Electric Ind Co Ltd コンピュータ、及びプログラム
JP3925095B2 (ja) * 2001-02-01 2007-06-06 株式会社日立製作所 データ受信装置
JP4288450B2 (ja) * 2001-02-28 2009-07-01 ソニー株式会社 情報記録装置、情報再生装置、情報記録再生装置および情報記録管理装置
JP2003008568A (ja) * 2001-02-28 2003-01-10 Matsushita Electric Ind Co Ltd 受信装置、受信方法及び受信プログラム並びに受信プログラムを記録したコンピュータ読み取り可能な記録媒体
JP4299976B2 (ja) * 2001-03-02 2009-07-22 株式会社日立製作所 ディジタル情報記録装置
JP4213899B2 (ja) * 2001-03-19 2009-01-21 パナソニック株式会社 記録媒体交換機能を有するデータ受信システム
JP2002344921A (ja) * 2001-05-21 2002-11-29 Fujitsu Ltd コンテンツ受信装置
US6748537B2 (en) * 2001-11-15 2004-06-08 Sony Corporation System and method for controlling the use and duplication of digital content distributed on removable media

Also Published As

Publication number Publication date
KR101123997B1 (ko) 2012-03-23
US20060222330A1 (en) 2006-10-05
WO2004081744A3 (en) 2004-11-11
BRPI0408196A (pt) 2006-03-21
KR20050109079A (ko) 2005-11-17
EP1602228A2 (en) 2005-12-07
JP2006524006A (ja) 2006-10-19
EP1602228B1 (en) 2016-05-04
WO2004081744A2 (en) 2004-09-23

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