KR101123997B1 - 디지털 기록을 위한 콘텐츠 보호 - Google Patents

디지털 기록을 위한 콘텐츠 보호 Download PDF

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Publication number
KR101123997B1
KR101123997B1 KR1020057016900A KR20057016900A KR101123997B1 KR 101123997 B1 KR101123997 B1 KR 101123997B1 KR 1020057016900 A KR1020057016900 A KR 1020057016900A KR 20057016900 A KR20057016900 A KR 20057016900A KR 101123997 B1 KR101123997 B1 KR 101123997B1
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KR
South Korea
Prior art keywords
digital
signal receiving
receiving device
encrypted
specific
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 - Fee Related
Application number
KR1020057016900A
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English (en)
Korean (ko)
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KR20050109079A (ko
Inventor
더글라스 에드워드 랜크포드
케이스 레이놀즈 위메이어
마이크 아더 데런버거
케빈 엘리옷 브리지워터
토마스 에드워드 홀랜더
러셀 더블유. 퍼킨스
Original Assignee
톰슨 라이센싱
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Publication of KR20050109079A publication Critical patent/KR20050109079A/ko
Application granted granted Critical
Publication of KR101123997B1 publication Critical patent/KR101123997B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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)
KR1020057016900A 2003-03-11 2004-03-10 디지털 기록을 위한 콘텐츠 보호 Expired - Fee Related KR101123997B1 (ko)

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 (2)

Publication Number Publication Date
KR20050109079A KR20050109079A (ko) 2005-11-17
KR101123997B1 true KR101123997B1 (ko) 2012-03-23

Family

ID=32994518

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020057016900A Expired - Fee Related KR101123997B1 (ko) 2003-03-11 2004-03-10 디지털 기록을 위한 콘텐츠 보호

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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002237811A (ja) * 2000-11-20 2002-08-23 Nokia Corp デジタル記録装置の内容保護機構

Family Cites Families (19)

* 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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002237811A (ja) * 2000-11-20 2002-08-23 Nokia Corp デジタル記録装置の内容保護機構

Also Published As

Publication number Publication date
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
JP4707114B2 (ja) 2011-06-22

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