ATE226378T1 - Verfahren und vorrichtung um unerlaubten zugriff in einem system mit bedingtem zugriff zu vermeiden - Google Patents

Verfahren und vorrichtung um unerlaubten zugriff in einem system mit bedingtem zugriff zu vermeiden

Info

Publication number
ATE226378T1
ATE226378T1 AT98919117T AT98919117T ATE226378T1 AT E226378 T1 ATE226378 T1 AT E226378T1 AT 98919117 T AT98919117 T AT 98919117T AT 98919117 T AT98919117 T AT 98919117T AT E226378 T1 ATE226378 T1 AT E226378T1
Authority
AT
Austria
Prior art keywords
decoder
rights
receiver
received
emm
Prior art date
Application number
AT98919117T
Other languages
English (en)
Inventor
Michel Maillard
Original Assignee
Canal Plus Technologies
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
Priority claimed from PCT/EP1997/002106 external-priority patent/WO1998043430A1/en
Application filed by Canal Plus Technologies filed Critical Canal Plus Technologies
Application granted granted Critical
Publication of ATE226378T1 publication Critical patent/ATE226378T1/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
    • H04N21/45—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 programme guide from data received from the Internet and a Head-end or controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/48—Program initiating; Program switching, e.g. by interrupt
    • G06F9/4806—Task transfer initiation or dispatching
    • G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/04—Payment circuits
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/04—Payment circuits
    • G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/08—Payment architectures
    • G06Q20/12—Payment architectures specially adapted for electronic shopping systems
    • G06Q20/123—Shopping for digital content
    • G06Q20/1235—Shopping for digital content with control of digital rights management [DRM]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
    • G06Q20/341—Active cards, i.e. cards including their own processing means, e.g. including an IC or chip
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
    • G06Q20/342—Cards defining paid or billed services or quantities
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/403—Solvency checks
    • G06Q20/4033—Local solvency checks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/409—Device specific authentication in transaction processing
    • G06Q20/4097—Device specific authentication in transaction processing using mutual authentication between devices and transaction partners
    • G06Q20/40975—Device specific authentication in transaction processing using mutual authentication between devices and transaction partners using encryption therefor
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/0014—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for vending, access and use of specific services not covered anywhere else in G07F17/00
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/02—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by keys or other credit registering devices
    • G07F7/025—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by keys or other credit registering devices by means, e.g. cards, providing billing information at the time of purchase, e.g. identification of seller or purchaser, quantity of goods delivered or to be delivered
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
    • G07F7/1008—Active credit-cards provided with means to personalise their use, e.g. with PIN-introduction/comparison system
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/10—Programming or data input circuits
    • G11C16/102—External programming circuits, e.g. EPROM programmers; In-circuit programming or reprogramming; EPROM emulators
    • G11C16/105—Circuits or methods for updating contents of nonvolatile memory, especially with 'security' features to ensure reliable replacement, i.e. preventing that old data is lost before new data is reliably written
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
    • 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
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • 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 programme guide from data received from the Internet and a Head-end or controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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 programme guide from data received from the Internet and a Head-end or 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
    • 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
    • H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14—Error detection or correction of the data by redundancy in operations
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1415—Saving, restoring, recovering or retrying at system level
    • G06F11/1435—Saving, restoring, recovering or retrying at system level using file system or storage system metadata
    • 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
    • H04N21/426—Internal components of the client ; Characteristics thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Accounting & Taxation (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Finance (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Health & Medical Sciences (AREA)
  • Virology (AREA)
  • Biomedical Technology (AREA)
  • Quality & Reliability (AREA)
  • Discrete Mathematics (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Pinball Game Machines (AREA)
  • Slot Machines And Peripheral Devices (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Storage Device Security (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)
  • Facsimile Transmission Control (AREA)
AT98919117T 1997-03-21 1998-03-19 Verfahren und vorrichtung um unerlaubten zugriff in einem system mit bedingtem zugriff zu vermeiden ATE226378T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP97400650 1997-03-21
PCT/EP1997/002106 WO1998043430A1 (en) 1997-03-21 1997-04-25 Signal generation and broadcasting
EP97402959A EP0866613A1 (de) 1997-03-21 1997-12-05 Vorrichtung und Verfahren zur Verhinderung betrügerischen Zugangs zu einem System mit bedingtem Zugang
PCT/EP1998/001606 WO1998043428A1 (en) 1997-03-21 1998-03-19 Method and apparatus for preventing fraudulent access in a conditional access system

Publications (1)

Publication Number Publication Date
ATE226378T1 true ATE226378T1 (de) 2002-11-15

Family

ID=27222848

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98919117T ATE226378T1 (de) 1997-03-21 1998-03-19 Verfahren und vorrichtung um unerlaubten zugriff in einem system mit bedingtem zugriff zu vermeiden

Country Status (22)

Country Link
US (1) US6393562B1 (de)
EP (2) EP0866613A1 (de)
JP (1) JP2001519980A (de)
KR (1) KR20000076399A (de)
CN (1) CN1153465C (de)
AT (1) ATE226378T1 (de)
AU (1) AU740224B2 (de)
BR (1) BR9808386A (de)
CA (1) CA2284036A1 (de)
DE (1) DE69808741T2 (de)
ES (1) ES2185164T3 (de)
HU (1) HU223015B1 (de)
ID (1) ID23380A (de)
IL (1) IL131942A (de)
NO (1) NO994531L (de)
NZ (1) NZ500196A (de)
PL (1) PL189201B1 (de)
RU (1) RU2199832C2 (de)
SI (1) SI0972406T1 (de)
TR (1) TR199902262T2 (de)
WO (1) WO1998043428A1 (de)
ZA (1) ZA982386B (de)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000031956A2 (en) * 1998-11-25 2000-06-02 Sony Electronics, Inc. A method and apparatus for accessing stored digital programs
JP3526458B2 (ja) 1999-04-27 2004-05-17 松下電器産業株式会社 Ｅｍｍ放送システムとその放送装置及び受信装置
EP1067720A1 (de) * 1999-07-05 2001-01-10 CANAL+ Société Anonyme Verfahren und Vorrichtung für die Übertragung und für den Empfang von Mitteilungen, insbesondere in Rundfunkübertragungen
US6289455B1 (en) * 1999-09-02 2001-09-11 Crypotography Research, Inc. Method and apparatus for preventing piracy of digital content
EP1094667B1 (de) * 1999-10-18 2002-05-02 Irdeto Access B.V. Verfahren zum betreiben eines systems mit bedingtem zugang für rundfunkanwendungen
EP1111923A1 (de) * 1999-12-22 2001-06-27 Irdeto Access B.V. Verfahren zum betrieben eines Systems mit bedingtem Zugang für Fernsehrundfunksanwendungen
IL133753A (en) * 1999-12-27 2004-07-25 Nds Ltd Communication management system
US20020114465A1 (en) * 2000-01-05 2002-08-22 Shen-Orr D. Chaim Digital content delivery system and method
JP2001243434A (ja) * 2000-02-29 2001-09-07 Fyuutorekku:Kk カード状記録媒体、その製造方法、ｒｏｍの検査方法およびカード状記録媒体読み取り装置
DE10037630B4 (de) 2000-08-02 2008-02-07 Deutsche Telekom Ag Verfahren zur Adressierung von Endgeräten
US20020112175A1 (en) * 2000-12-13 2002-08-15 Makofka Douglas S. Conditional access for functional units
DE10114034A1 (de) * 2001-03-22 2002-10-02 Bosch Gmbh Robert Verfahren zur Übertragung von verschlüsselten Informationen
US8024752B2 (en) 2001-06-29 2011-09-20 Thomson Licensing Method and apparatus for permitting unconfirmed viewing time with addressable pay TV
CN1278556C (zh) * 2001-06-29 2006-10-04 汤姆森特许公司 用于允许可寻址收费电视的未确认观看时间的方法
US7343487B2 (en) * 2001-10-10 2008-03-11 Nokia Corporation Datacast distribution system
JP4054764B2 (ja) 2002-01-21 2008-03-05 ノキア コーポレイション 契約を変更する方法及びシステム
RU2283542C2 (ru) * 2002-01-21 2006-09-10 Нокиа Корпорейшн Способ и система для изменения подписки
JP3965126B2 (ja) * 2002-03-20 2007-08-29 松下電器産業株式会社 コンテンツを再生する再生装置
US8909777B2 (en) 2002-06-26 2014-12-09 Intel Corporation Systems and methods for dynamic access to program features
US7231404B2 (en) 2003-01-31 2007-06-12 Nokia Corporation Datacast file transmission with meta-data retention
TW200509700A (en) * 2003-06-20 2005-03-01 Nagravision Sa Decoder and system for processing pay-TV data and process for managing at least two decoders
EP1575293A1 (de) 2004-03-11 2005-09-14 Canal+ Technologies Dynamische Verwaltung von Chipkarten
US20050262568A1 (en) * 2004-05-18 2005-11-24 Hansen Mark D System and method for managing access to protected content by untrusted applications
US7546618B2 (en) * 2004-06-30 2009-06-09 Scientific-Atlanta, Inc. Lower-power standby mode for consumer electronics
EP1808017B1 (de) 2004-11-01 2012-03-21 NDS Limited Effiziente und sichere erneuerung von berechtigungen
EP1742475A1 (de) * 2005-07-07 2007-01-10 Nagravision S.A. Verfahren und Vorrichtung zu verschlüsselten Daten mit bedingtem Zugriff
EP1742474A1 (de) * 2005-07-07 2007-01-10 Nagracard S.A. Verfahren und Vorrichtung zu verschlüsselten Daten mit bedingtem Zugriff
FR2892259B1 (fr) * 2005-10-18 2008-08-15 Viaccess Sa Systeme d'acces conditionnel perfectionne pour une securite accrue.
CN100525434C (zh) * 2005-12-31 2009-08-05 华为技术有限公司 一种在数字电视条件接收系统中对用户授权的方法
RU2339077C1 (ru) * 2007-03-13 2008-11-20 Олег Вениаминович Сахаров Способ функционирования системы условного доступа для применения в компьютерных сетях и система для его осуществления
FR2923669B1 (fr) * 2007-11-09 2010-01-08 Viaccess Sa Procede de conditionnement et de controle d'acces a des contenus en codage hierarchique, processeur et emetteur pour ce procede
CN100562098C (zh) * 2008-01-03 2009-11-18 济南市泰信电子有限责任公司 数字电视条件接收系统及其处理流程
DE102008020832B3 (de) * 2008-04-25 2009-11-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Konzept zur effizienten Verteilung einer Zugangsberechtigungsinformation
EP2124439A1 (de) 2008-05-21 2009-11-25 Nagravision S.A. Zuordnungs- und Verwaltungsmethode von Abonnements für den Erhalt von über das Fernsehen übertragenen Produkten
ATE539557T1 (de) * 2008-07-15 2012-01-15 Irdeto Bv System und verfahren von entschlüsselungs- und verschlüsselungsdiensten
US9729930B2 (en) * 2010-01-05 2017-08-08 CSC Holdings, LLC Enhanced subscriber authentication using location tracking
EP2566157A1 (de) 2011-09-02 2013-03-06 Nagravision S.A. Verfahren zur Optimierung des Empfangs von Berechtigungsverwaltungsmitteilungen in einem Pay-TV-System
CN102857822A (zh) * 2011-06-29 2013-01-02 瀚霖科技股份有限公司 具有权限管理功能的电视机
US20130232524A1 (en) * 2012-03-01 2013-09-05 Sony Corporation System and method for leasing a tv
US9961384B2 (en) 2012-12-20 2018-05-01 Nagravision S.A. Method and a security module configured to enforce processing of management messages
EP2747443B1 (de) * 2012-12-20 2019-06-26 Nagravision S.A. Verfahren zum Bewirken der Verarbeitung der Verwaltung von Nachrichten durch ein Sicherheitsmodul
GB201512232D0 (en) * 2015-07-13 2015-08-19 Nagravision Sa Authentication of digital broadcast data
US11044294B2 (en) 2018-01-03 2021-06-22 Sony Group Corporation ATSC 3.0 playback using MPEG media transport protocol (MMTP)
US11606528B2 (en) 2018-01-03 2023-03-14 Saturn Licensing Llc Advanced television systems committee (ATSC) 3.0 latency-free display of content attribute
US10743069B2 (en) * 2018-12-10 2020-08-11 Sony Corporation Delivery of information related to digital rights management (DRM) in a terrestrial broadcast system
US11706465B2 (en) 2019-01-15 2023-07-18 Sony Group Corporation ATSC 3.0 advertising notification using event streams
US12532050B1 (en) 2024-10-15 2026-01-20 Sony Group Corporation ATSC 3.0 playback of encrypted MMT media through construction of dash file

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0151147B1 (de) * 1983-07-22 1988-04-20 Independent Broadcasting Authority Sicherheitssystem für fernsehsignalchiffrierung
AU559311B2 (en) * 1984-02-15 1987-03-05 Matsushita Electric Industrial Co., Ltd. Pay tv charge/time data display
US4868866A (en) * 1984-12-28 1989-09-19 Mcgraw-Hill Inc. Broadcast data distribution system
FR2694860B1 (fr) * 1992-08-13 1994-09-30 France Telecom Procédés de diffusion et de réception de programmes de télévision à accès conditionnel à temps de commutation de programmes réduit.
US5619501A (en) * 1994-04-22 1997-04-08 Thomson Consumer Electronics, Inc. Conditional access filter as for a packet video signal inverse transport system
MY125706A (en) * 1994-08-19 2006-08-30 Thomson Consumer Electronics High speed signal processing smart card
FR2729521A1 (fr) * 1995-01-17 1996-07-19 Thomson Consumer Electronics Procede de protection des messages de gestion d'un systeme de controle d'acces et dispositif pour sa mise en oeuvre
US6005938A (en) * 1996-12-16 1999-12-21 Scientific-Atlanta, Inc. Preventing replay attacks on digital information distributed by network service providers
GB9514525D0 (en) * 1995-07-15 1995-09-13 Philips Electronics Uk Ltd Data packet handling
KR0166923B1 (ko) * 1995-09-18 1999-03-20 구자홍 디지탈 방송 시스템의 불법 시청 및 복사 방지방법 및 장치
FR2750554B1 (fr) * 1996-06-28 1998-08-14 Thomson Multimedia Sa Systeme a acces conditionnel et carte a puce permettant un tel acces
US5937067A (en) * 1996-11-12 1999-08-10 Scientific-Atlanta, Inc. Apparatus and method for local encryption control of a global transport data stream

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AU7208298A (en) 1998-10-20
CN1153465C (zh) 2004-06-09
EP0972406B1 (de) 2002-10-16
NO994531L (no) 1999-11-19
EP0866613A1 (de) 1998-09-23
NO994531D0 (no) 1999-09-17
RU2199832C2 (ru) 2003-02-27
HUP0002916A2 (hu) 2000-12-28
ZA982386B (en) 1998-10-19
EP0972406A1 (de) 2000-01-19
HUP0002916A3 (en) 2002-11-28
PL189201B1 (pl) 2005-07-29
SI0972406T1 (en) 2003-02-28
ES2185164T3 (es) 2003-04-16
AU740224B2 (en) 2001-11-01
KR20000076399A (ko) 2000-12-26
IL131942A (en) 2004-01-04
HK1025209A1 (en) 2000-11-03
BR9808386A (pt) 2003-04-22
HU223015B1 (hu) 2004-03-01
DE69808741D1 (de) 2002-11-21
IL131942A0 (en) 2001-03-19
US6393562B1 (en) 2002-05-21
PL335767A1 (en) 2000-05-22
JP2001519980A (ja) 2001-10-23
CA2284036A1 (en) 1998-10-01
DE69808741T2 (de) 2003-06-12
CN1255266A (zh) 2000-05-31
TR199902262T2 (xx) 2000-01-21
WO1998043428A1 (en) 1998-10-01
NZ500196A (en) 2001-03-30
ID23380A (id) 2000-04-20

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