HUE028246T2 - Rendszer és eljárás továbbított video adatok manipulációjának megakadályozására - Google Patents

Rendszer és eljárás továbbított video adatok manipulációjának megakadályozására Download PDF

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Publication number
HUE028246T2
HUE028246T2 HUE11727198A HUE11727198A HUE028246T2 HU E028246 T2 HUE028246 T2 HU E028246T2 HU E11727198 A HUE11727198 A HU E11727198A HU E11727198 A HUE11727198 A HU E11727198A HU E028246 T2 HUE028246 T2 HU E028246T2
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HU
Hungary
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képest
signature
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Application number
HUE11727198A
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English (en)
Inventor
Andre Kudelski
Christophe Nicolas
Original Assignee
Nagravision Sa
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 Nagravision Sa filed Critical Nagravision Sa
Publication of HUE028246T2 publication Critical patent/HUE028246T2/hu

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Classifications

    • 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
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
    • H04N21/43632—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wired protocol, e.g. IEEE 1394
    • H04N21/43635—HDMI
    • 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
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/44236—Monitoring of piracy processes or activities
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4627—Rights management associated to the content
    • 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
    • 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
    • G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
    • 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
    • G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
    • G11B20/00173—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software wherein the origin of the content is checked, e.g. determining whether the content has originally been retrieved from a legal disc copy or another trusted source
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/0042—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the copy protection scheme being related to a specific access protection standard
    • G11B20/00463—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the copy protection scheme being related to a specific access protection standard high-bandwidth digital content protection [HDCP]
    • 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
    • G11B20/00681—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Virology (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Controls And Circuits For Display Device (AREA)

Claims (3)

  1. mMBS'lER ÉS ELJÁRÁS TOVÁBBÍTOTT VIOEO ADATOK MAMIFOLÁCmiÁ^AK M10A3ÉAMLYO£ÁÍÁ&amp;A SZABADALMI lOÉN YEOKTOK L IPtbikmrmvlátóöSí Vida» adatok nmoipoiaeiájá»ak megakadályoapáta, sóséig ssalszer sadio/tddso adatokat fogadó integrált vevöáekddois'k (1B0) &amp; klpzd sszk&amp;t (TV) táitshnsz, ahol áz llkö itstiabrtkZ: egy eszjtôxt HDM! komp&amp;iibdis addio/vidso adathilpttmak &amp; kijelző s.mt% rendszar tartalma:« továbbá: r eszközt « kijelző eszközön megpasitiktt kép agy helyda agy terület nmghatámcoisára, ~ eszközt az emliteittztblamek a kijelző ászközhöz. továbbított video adatainak isagfelald rafáresrdz adä-· tök skarolds&amp;t®, -«É|ekö ássközh»?, képest belső mgy külső eszfcô» m amlste# SeZblst akmálisan mpgNlanite» video bdatátoak kiaya«áséms -eszközt a kinyert viikso sdtnoköél tságpilpzott lepi sdaiókaak a« említeti ÍRD-kez iöridttb továbbit«- Vtiít'Ú-t » eszközt « teszi esteknek a* említett rdhrensia adatokkal v<dô SsszPxasonliMska, aæa&amp;i jelkmezvá, hogy a rendszer tartalmaz továbbá eszközt a rendszer tralködesi módjának ep standard mádból op mágszakkott mtSdba történd átkapsolásárg abban &amp; esetben, ka az Össphasoniltp áíádménytAeai tetős teÄ» továbbá ahol az earteti tárolói egy változó îærifci ás az emftet támlát helye ntegkaitezva, aboi az emlheti helyről tájékoztatást kp a tó« jelző eszközli Az L igénypont ráadszek amely tartalma« «15? indittezltőzt az áktbáiísaa ts^álaöhott adatok kinyerésének indítására oiy módos.. hop az említett megjelenített adatok a kijelző eszköznek továbbított megfelelő video adatokra hivatkoznak, ás álad az ^tóeazls^':^te«y>a''V^Z'«p''átv^i:il^feftÉ^. amely megielel a nts^ejeteetidő vtdteadatöknák az IRD-lte történő elküldési időpontja ás ezen ada« toknak a kijelző kfömtamBumnak. I, A 2. igénypont szentpmnfeez, ahol az átviteli teltetett. ep OlyM Mliötáetós eszkoz báiárózzs m«gy amely képes megmérni egy jelölő jelzés szántása szSkpgás idő initenllöfnot ep isiié és ep sháSódtk időpont között, teÉaz első Időpont az, andkp|«ldiá;|álzást az 1ÉD kixjesáia, a gtlpdlk időpont pádig az, amikor a kgal# eszköz togadja nzt. Á Az N3, sgénypotdok; báromigl&amp;e szesmd mpdsps, aboi az említeti boly msghalárosása ágy olya» tninta- yékÉ jblymmttal pwgtmszív méâm dkMm akplaô mk&amp;a teljes lehetséges területét
  2. 5, As 1-4, igátypoetok »itrseMfc« ssermts remisses·, amely hatalma* továbbá «sakoat m alábbiak iifal* tására: séletmcis atóftS' as asalbytí Μ|«ίί®δés teást alésrás a Sas«*: adatokboa; ahol az osssebsseeMtása Îëpèk s reákehűjü siá&amp;ákra M átess! aláírásra m eiklgesy©,
  3. 6, As !~3. ig&amp;ypotiîok feámieivíks Assisii rebdsséf- «bol a víáso ádatók May^maére asolgál« «sakés és/v&amp;gy as estüket! adatok eltói^ésás« saolgllo: esSlSs «gy olytp basAves^iles része, amely as IMbbeg osatlakesé esskbat tartalatas a teást ed&amp;tok elküldésére. 7, A 6, igésypom szsÄil- «aBâfegf, akd m. JSB-fcaa «aallakosd sasMa ygsétSfe AèlkML §. A 6, vagy 7, ig&amp;jyp&amp;í ssesim! mtdszer, ahs>| a hàrdysï .köles &amp; :k|©yk;sskÔS MOM! Mmsttetèhes ym esadákostaív«,. :$- A &amp;4k Ígéoypeímök hátaplyike sseri&amp;li rmtdsa©?,. ab«! a bardvarktâkîs tartalmaz egy sszkest as említett tesstaláká* kissámítására, t(k A éS, igàrypostek bfettelyike szektát* teSdsiéÀ she! as MB tartalmassá sa emMtett esaMst a tesst al&amp;íráaaak a retstsaeta aláírással vais dssitebasosMssâm », As L tgêaypont ssemte resdsser, alto! a retxíssermüködési módját kapcsoló exzkSs tehetővé teszi a a5^jel:#vitei%ikisa^ÉikltWt« ha asôssaekasoîdMs «tedteébye eltérést w&amp;M. 1% As 1--11, ^^^iiÂ-Â09isàyâ:e'Sæm«ït}. tMássm* aki ä sm^etegheit Aide» sdatek egymást k§v«t§ keretek, es a megjelemtatt mtkmmáetó! klayetSt essMz egy tadMjel«t îbgad as akti a jel megad- ja, hogy melyek keretet kelt kmyenn a teszi aláírás kiszámításához·.
HUE11727198A 2010-07-16 2011-06-24 Rendszer és eljárás továbbított video adatok manipulációjának megakadályozására HUE028246T2 (hu)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36483410P 2010-07-16 2010-07-16
EP10186869A EP2439943A1 (en) 2010-10-07 2010-10-07 System and method to prevent manipulation of transmitted video data

Publications (1)

Publication Number Publication Date
HUE028246T2 true HUE028246T2 (hu) 2016-12-28

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HUE11727198A HUE028246T2 (hu) 2010-07-16 2011-06-24 Rendszer és eljárás továbbított video adatok manipulációjának megakadályozására

Country Status (11)

Country Link
US (1) US8799938B2 (hu)
EP (2) EP2439943A1 (hu)
CN (1) CN103004184B (hu)
BR (1) BR112013001130A2 (hu)
CA (1) CA2803518C (hu)
DK (1) DK2594064T3 (hu)
ES (1) ES2555262T3 (hu)
HU (1) HUE028246T2 (hu)
PL (1) PL2594064T3 (hu)
PT (1) PT2594064E (hu)
WO (1) WO2012007263A1 (hu)

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EP2936296A1 (en) * 2012-12-21 2015-10-28 Barco NV Automated measurement of differential latency between displays
US9432728B1 (en) * 2014-12-30 2016-08-30 The Directv Group, Inc. Peripheral transponder bonding module
CN107370712A (zh) * 2016-05-11 2017-11-21 中兴通讯股份有限公司 一种码流篡改监控方法、装置及通信系统
KR20190055946A (ko) * 2017-11-16 2019-05-24 삼성전자주식회사 Av 출력 분석장치, 방법 및 컴퓨터 판독 가능 기록 매체
CN112099742A (zh) * 2020-08-13 2020-12-18 深圳奇迹智慧网络有限公司 异步显示控制方法、异步显示控制终端以及异步显示系统

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DE19701939C2 (de) * 1997-01-21 1998-11-12 Fraunhofer Ges Forschung Verfahren zum Erfassen einer an einer digitalen, bearbeiteten Information ausgeübten Manipulation
US7614065B2 (en) * 2001-12-17 2009-11-03 Automated Media Services, Inc. System and method for verifying content displayed on an electronic visual display
US7328345B2 (en) * 2002-01-29 2008-02-05 Widevine Technologies, Inc. Method and system for end to end securing of content for video on demand
FR2851112B1 (fr) 2003-02-07 2005-06-03 Medialive Dispositif securise pour la diffusion, l'enregistrement et la visualisation a la demande des oeuvres audiovisuelles au format de type mpeg-2ts
DE102004054549B3 (de) * 2004-11-11 2006-05-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Detektieren einer Manipulation eines Informationssignals
WO2006059053A1 (en) * 2004-11-30 2006-06-08 The University Court Of The University Of St Andrews System, method & computer program product for video fingerprinting
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US20070266153A1 (en) * 2006-04-26 2007-11-15 Alcatel Video signal processing apparatus and methods
WO2007148264A1 (en) * 2006-06-20 2007-12-27 Koninklijke Philips Electronics N.V. Generating fingerprints of video signals
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US8260055B2 (en) * 2009-03-27 2012-09-04 The Nielsen Company (Us), Llc Methods and apparatus for identifying primary media content in a post-production media content presentation

Also Published As

Publication number Publication date
CN103004184B (zh) 2016-06-22
PL2594064T3 (pl) 2016-02-29
EP2594064B1 (en) 2015-09-30
WO2012007263A1 (en) 2012-01-19
ES2555262T3 (es) 2015-12-30
CA2803518C (en) 2017-03-21
DK2594064T3 (en) 2016-01-18
PT2594064E (pt) 2015-11-30
CA2803518A1 (en) 2012-01-19
EP2439943A1 (en) 2012-04-11
CN103004184A (zh) 2013-03-27
US8799938B2 (en) 2014-08-05
BR112013001130A2 (pt) 2016-05-17
EP2594064A1 (en) 2013-05-22
US20120017233A1 (en) 2012-01-19

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