HUP0100651A3 - Method for recording of encrypted digital data, recording device and decoder for the application in the advised method, further portable security module for the application in the recording device and decoder - Google Patents

Method for recording of encrypted digital data, recording device and decoder for the application in the advised method, further portable security module for the application in the recording device and decoder

Info

Publication number
HUP0100651A3
HUP0100651A3 HU0100651A HUP0100651A HUP0100651A3 HU P0100651 A3 HUP0100651 A3 HU P0100651A3 HU 0100651 A HU0100651 A HU 0100651A HU P0100651 A HUP0100651 A HU P0100651A HU P0100651 A3 HUP0100651 A3 HU P0100651A3
Authority
HU
Hungary
Prior art keywords
decoder
application
recording device
recording
digital data
Prior art date
Application number
HU0100651A
Other languages
English (en)
Hungarian (hu)
Original Assignee
Canal Plus 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
Priority claimed from EP98400344A external-priority patent/EP0936774A1/en
Application filed by Canal Plus Sa filed Critical Canal Plus Sa
Publication of HUP0100651A2 publication Critical patent/HUP0100651A2/hu
Publication of HUP0100651A3 publication Critical patent/HUP0100651A3/hu

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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
    • H04N21/4185—External card to be used in combination with the client device, e.g. for conditional access for payment
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0822—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using key encryption key
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • H04L9/0897—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage involving additional devices, e.g. trusted platform module [TPM], smartcard or USB
    • 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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • 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
    • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
    • H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access for conditional access
    • 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
    • H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • 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]
    • H04N21/40—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
    • 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
    • H04N21/63345—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key by transmitting keys
    • 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
    • H04N21/81—Monomedia components thereof
    • H04N21/8106—Monomedia components thereof involving special audio data, e.g. different tracks for different languages
    • H04N21/8113—Monomedia components thereof involving special audio data, e.g. different tracks for different languages comprising music, e.g. song in MP3 format
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution
    • 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
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Recording Measured Values (AREA)
  • Television Signal Processing For Recording (AREA)
HU0100651A 1998-02-13 1999-02-11 Method for recording of encrypted digital data, recording device and decoder for the application in the advised method, further portable security module for the application in the recording device and decoder HUP0100651A3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98400344A EP0936774A1 (en) 1998-02-13 1998-02-13 Recording of scrambled digital data
EP98401513A EP0936812A1 (en) 1998-02-13 1998-06-18 Method and apparatus for recording of encrypted digital data
PCT/IB1999/000303 WO1999041907A1 (en) 1998-02-13 1999-02-11 Method and apparatus for recording of encrypted digital data

Publications (2)

Publication Number Publication Date
HUP0100651A2 HUP0100651A2 (hu) 2001-06-28
HUP0100651A3 true HUP0100651A3 (en) 2003-02-28

Family

ID=26151575

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0100651A HUP0100651A3 (en) 1998-02-13 1999-02-11 Method for recording of encrypted digital data, recording device and decoder for the application in the advised method, further portable security module for the application in the recording device and decoder

Country Status (21)

Country Link
US (1) US7239704B1 (https=)
EP (2) EP0936812A1 (https=)
JP (1) JP2002514834A (https=)
KR (1) KR100566008B1 (https=)
CN (1) CN1296695A (https=)
AT (1) ATE225999T1 (https=)
AU (1) AU754015B2 (https=)
BR (1) BR9907878A (https=)
CA (1) CA2318992C (https=)
DE (1) DE69903408T2 (https=)
ES (1) ES2185311T3 (https=)
HR (1) HRP20000487A2 (https=)
HU (1) HUP0100651A3 (https=)
ID (1) ID25466A (https=)
IL (2) IL137639A0 (https=)
NO (1) NO332794B1 (https=)
PL (1) PL342260A1 (https=)
RU (1) RU2225681C2 (https=)
TR (1) TR200002348T2 (https=)
UA (1) UA61990C2 (https=)
WO (1) WO1999041907A1 (https=)

Families Citing this family (104)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3771900A (en) * 1999-03-24 2000-10-09 Microsoft Corporation Associating content with households using smart cards
US7730300B2 (en) * 1999-03-30 2010-06-01 Sony Corporation Method and apparatus for protecting the transfer of data
FR2794595B1 (fr) * 1999-06-03 2002-03-15 Gemplus Card Int Pre-controle d'un programme dans une carte a puce additionnelle d'un terminal
US6289455B1 (en) * 1999-09-02 2001-09-11 Crypotography Research, Inc. Method and apparatus for preventing piracy of digital content
KR100748867B1 (ko) * 1999-09-03 2007-08-13 코닌클리케 필립스 일렉트로닉스 엔.브이. 기록된 공개 자료로부터 마스터 키의 복구
US6701528B1 (en) 2000-01-26 2004-03-02 Hughes Electronics Corporation Virtual video on demand using multiple encrypted video segments
AU2001241972A1 (en) * 2000-03-02 2001-09-12 Tivo, Inc. Conditional access system and method for prevention of replay attacks
DE60040724D1 (de) * 2000-04-07 2008-12-18 Irdeto Access Bv Datenverschlüsselungs und -entschlüsselungssystem
US8082572B1 (en) 2000-06-08 2011-12-20 The Directv Group, Inc. Method and apparatus for transmitting, receiving, and utilizing audio/visual signals and other information
US7203314B1 (en) 2000-07-21 2007-04-10 The Directv Group, Inc. Super encrypted storage and retrieval of media programs with modified conditional access functionality
US7203311B1 (en) 2000-07-21 2007-04-10 The Directv Group, Inc. Super encrypted storage and retrieval of media programs in a hard-paired receiver and storage device
US6853728B1 (en) 2000-07-21 2005-02-08 The Directv Group, Inc. Video on demand pay per view services with unmodified conditional access functionality
US8140859B1 (en) 2000-07-21 2012-03-20 The Directv Group, Inc. Secure storage and replay of media programs using a hard-paired receiver and storage device
US7457414B1 (en) 2000-07-21 2008-11-25 The Directv Group, Inc. Super encrypted storage and retrieval of media programs with smartcard generated keys
EP1182874A1 (en) * 2000-08-24 2002-02-27 Canal+ Technologies Société Anonyme Digital content protection system
GB0023994D0 (en) * 2000-09-30 2000-11-15 Pace Micro Tech Plc Improvements to a broadcast data receiver
US8121296B2 (en) 2001-03-28 2012-02-21 Qualcomm Incorporated Method and apparatus for security in a data processing system
US8077679B2 (en) 2001-03-28 2011-12-13 Qualcomm Incorporated Method and apparatus for providing protocol options in a wireless communication system
US9100457B2 (en) 2001-03-28 2015-08-04 Qualcomm Incorporated Method and apparatus for transmission framing in a wireless communication system
FR2825877B1 (fr) * 2001-06-12 2003-09-19 Canal Plus Technologies Procede de controle d'acces a un programme crypte
DE10135888A1 (de) * 2001-07-24 2003-03-13 Scm Microsystems Gmbh Verfahren zur lokalen Aufzeichnung digitaler Daten für das digitale Fernsehen
US7039955B2 (en) 2001-09-14 2006-05-02 The Directv Group, Inc. Embedded blacklisting for digital broadcast system security
US7409562B2 (en) * 2001-09-21 2008-08-05 The Directv Group, Inc. Method and apparatus for encrypting media programs for later purchase and viewing
JP4659357B2 (ja) 2001-09-21 2011-03-30 ザ・ディレクティービー・グループ・インコーポレイテッド 条件付アクセスモジュールと、集積受信機およびデコーダの対動作を制御する方法および装置
US7352868B2 (en) * 2001-10-09 2008-04-01 Philip Hawkes Method and apparatus for security in a data processing system
US7649829B2 (en) 2001-10-12 2010-01-19 Qualcomm Incorporated Method and system for reduction of decoding complexity in a communication system
KR100435918B1 (ko) * 2001-11-09 2004-06-16 주식회사 휴맥스 디지털 방송 프로그램에서의 데이터 암호화 기록 방법
US20030200548A1 (en) * 2001-12-27 2003-10-23 Paul Baran Method and apparatus for viewer control of digital TV program start time
DE60335784D1 (de) * 2002-02-01 2011-03-03 Matsushita Electric Industrial Co Ltd Eine anlage, ein aufzeichnungsträger und ein verfahren zur aufnahme von einer videodatensignalfolge
US8082588B2 (en) * 2002-03-15 2011-12-20 Nagravision S.A. Secured storage method of encrypted data on a personal digital recorder
US7225458B2 (en) 2002-11-21 2007-05-29 The Directv Group, Inc. Method and apparatus for ensuring reception of conditional access information in multi-tuner receivers
US7000241B2 (en) 2002-11-21 2006-02-14 The Directv Group, Inc. Method and apparatus for minimizing conditional access information overhead while ensuring conditional access information reception in multi-tuner receivers
JP3654360B2 (ja) * 2002-12-02 2005-06-02 ソニー株式会社 制御システムおよび方法、情報処理装置および方法、情報処理端末および方法、記録媒体、並びにプログラム
US7599655B2 (en) 2003-01-02 2009-10-06 Qualcomm Incorporated Method and apparatus for broadcast services in a communication system
US8098818B2 (en) 2003-07-07 2012-01-17 Qualcomm Incorporated Secure registration for a multicast-broadcast-multimedia system (MBMS)
US8718279B2 (en) 2003-07-08 2014-05-06 Qualcomm Incorporated Apparatus and method for a secure broadcast system
US8724803B2 (en) 2003-09-02 2014-05-13 Qualcomm Incorporated Method and apparatus for providing authenticated challenges for broadcast-multicast communications in a communication system
ES2268296T3 (es) * 2003-09-03 2007-03-16 France Telecom Sistema y metodo para proporcionar comunicaciones seguras basadas en tarjetas inteligentes.
US7580523B2 (en) 2004-01-16 2009-08-25 The Directv Group, Inc. Distribution of video content using client to host pairing of integrated receivers/decoders
US7548624B2 (en) 2004-01-16 2009-06-16 The Directv Group, Inc. Distribution of broadcast content for remote decryption and viewing
US7599494B2 (en) 2004-01-16 2009-10-06 The Directv Group, Inc. Distribution of video content using a trusted network key for sharing content
US7801303B2 (en) 2004-03-01 2010-09-21 The Directv Group, Inc. Video on demand in a broadcast network
EP1580644A3 (en) * 2004-03-15 2005-11-09 Yamaha Corporation Electronic musical apparatus for recording and reproducing music content
EP1736888A1 (en) * 2004-03-31 2006-12-27 Matsushita Electric Industrial Co., Ltd. Secure system, secure device, terminal device, method, and program
WO2005107168A1 (fr) * 2004-04-28 2005-11-10 Leonid Aleksandrovich Pogyba Procede d'organisation d'un service de radiodiffusion faisant appel a la transmission numerique de flux audio sur l'internet, et dispositifs permettant sa mise en oeuvre
WO2005107260A1 (en) * 2004-04-28 2005-11-10 Leonid Aleksandrovich Pogyba Method for delivering video products to ethnic consumers by using internet engineering and device for carrying out said method
US7590243B2 (en) 2004-05-04 2009-09-15 The Directv Group, Inc. Digital media conditional access system for handling digital media content
GB0411560D0 (en) 2004-05-24 2004-06-23 Protx Group Ltd A method of encrypting and transferring data between a sender and a receiver using a network
CN101002422B (zh) * 2004-07-30 2010-11-10 松下电器产业株式会社 记录装置、内容密钥处理装置、记录介质以及记录方法
US7543317B2 (en) 2004-08-17 2009-06-02 The Directv Group, Inc. Service activation of set-top box functionality using broadcast conditional access system
JP4542405B2 (ja) * 2004-09-30 2010-09-15 株式会社ケンウッド ベースバンド信号生成装置、ベースバンド信号生成方法及びプログラム
FR2882208B1 (fr) * 2005-02-14 2007-05-11 Viaccess Sa Procede et systeme de reception d'un signal multimedia, entite cryptographique pour ce procede de reception et systeme, procede et boite noire pour la fabrication de l'entite cryptographique
US9497172B2 (en) 2005-05-23 2016-11-15 Litera Corp. Method of encrypting and transferring data between a sender and a receiver using a network
EP1742475A1 (fr) * 2005-07-07 2007-01-10 Nagravision S.A. Méthode de contrôle d'accès à des données chiffrées
US9325944B2 (en) 2005-08-11 2016-04-26 The Directv Group, Inc. Secure delivery of program content via a removable storage medium
KR100735221B1 (ko) * 2005-08-12 2007-07-03 삼성전자주식회사 컨텐츠를 다수의 단말기에서 재생할 수 있도록 하는 컨텐츠재생 방법 및 이를 이용한 시스템과 단말 장치
FR2897736B1 (fr) * 2006-02-22 2008-04-11 Viaccess Sa Procede d'etablissement d'une cle cryptographique, tete de reseau et recepteur pour ce procede, et procede de transmission de signaux
US7515710B2 (en) 2006-03-14 2009-04-07 Divx, Inc. Federated digital rights management scheme including trusted systems
US8996421B2 (en) 2006-05-15 2015-03-31 The Directv Group, Inc. Methods and apparatus to conditionally authorize content delivery at broadcast headends in pay delivery systems
US8095466B2 (en) 2006-05-15 2012-01-10 The Directv Group, Inc. Methods and apparatus to conditionally authorize content delivery at content servers in pay delivery systems
US8001565B2 (en) 2006-05-15 2011-08-16 The Directv Group, Inc. Methods and apparatus to conditionally authorize content delivery at receivers in pay delivery systems
US7992175B2 (en) 2006-05-15 2011-08-02 The Directv Group, Inc. Methods and apparatus to provide content on demand in content broadcast systems
US8775319B2 (en) 2006-05-15 2014-07-08 The Directv Group, Inc. Secure content transfer systems and methods to operate the same
US20070294170A1 (en) * 2006-06-02 2007-12-20 Luc Vantalon Systems and methods for conditional access and digital rights management
US9178693B2 (en) 2006-08-04 2015-11-03 The Directv Group, Inc. Distributed media-protection systems and methods to operate the same
US9225761B2 (en) 2006-08-04 2015-12-29 The Directv Group, Inc. Distributed media-aggregation systems and methods to operate the same
US20080137850A1 (en) * 2006-12-07 2008-06-12 Rajesh Mamidwar Method and system for a generic key packet for mpeg-2 transport scrambling
MX2009012432A (es) * 2007-06-11 2010-02-24 Nxp Bv Metodo para generar una clave publica para un dispositivo electronico, y dispositivo electronico.
US8997161B2 (en) 2008-01-02 2015-03-31 Sonic Ip, Inc. Application enhancement tracks
US8819843B2 (en) * 2008-02-15 2014-08-26 Qualcomm Incorporated Methods and apparatus for conditional access of non real-time content in a distribution system
US8724809B2 (en) * 2008-08-12 2014-05-13 Samsung Electronics Co., Ltd. Method and system for tuning to encrypted digital television channels
US8510303B2 (en) 2009-01-07 2013-08-13 Divx, Llc Singular, collective and automated creation of a media guide for online content
US8869224B2 (en) * 2009-07-09 2014-10-21 Echostar Technologies L.L.C. Addressable account commands
JP5723888B2 (ja) 2009-12-04 2015-05-27 ソニック アイピー， インコーポレイテッド 基本ビットストリーム暗号材料伝送システムおよび方法
US8095793B1 (en) * 2009-12-30 2012-01-10 In-Circuit Solutions Inc. Digital rights management apparatus and method
FR2954985B1 (fr) * 2010-01-05 2012-03-09 Viaccess Sa Procede de protection de contenus et de services multimedia
US8914534B2 (en) 2011-01-05 2014-12-16 Sonic Ip, Inc. Systems and methods for adaptive bitrate streaming of media stored in matroska container files using hypertext transfer protocol
JP2011120292A (ja) * 2011-02-28 2011-06-16 Toshiba Corp 情報処理装置およびプログラム
US9392318B2 (en) * 2011-06-14 2016-07-12 Sony Corporation Receiver device with multiple decryption modes
US9467708B2 (en) 2011-08-30 2016-10-11 Sonic Ip, Inc. Selection of resolutions for seamless resolution switching of multimedia content
US8964977B2 (en) 2011-09-01 2015-02-24 Sonic Ip, Inc. Systems and methods for saving encoded media streamed using adaptive bitrate streaming
US8909922B2 (en) 2011-09-01 2014-12-09 Sonic Ip, Inc. Systems and methods for playing back alternative streams of protected content protected using common cryptographic information
GB2506219B (en) 2012-09-20 2016-06-29 Nds Ltd Method and system for prevention of control word sharing
US8898769B2 (en) 2012-11-16 2014-11-25 At&T Intellectual Property I, Lp Methods for provisioning universal integrated circuit cards
US8959331B2 (en) 2012-11-19 2015-02-17 At&T Intellectual Property I, Lp Systems for provisioning universal integrated circuit cards
US9313510B2 (en) 2012-12-31 2016-04-12 Sonic Ip, Inc. Use of objective quality measures of streamed content to reduce streaming bandwidth
US9191457B2 (en) 2012-12-31 2015-11-17 Sonic Ip, Inc. Systems, methods, and media for controlling delivery of content
US10411786B2 (en) 2013-03-11 2019-09-10 Nagravision S.A. Method for acquiring access rights to conditional access content
US10397292B2 (en) 2013-03-15 2019-08-27 Divx, Llc Systems, methods, and media for delivery of content
US9906785B2 (en) 2013-03-15 2018-02-27 Sonic Ip, Inc. Systems, methods, and media for transcoding video data according to encoding parameters indicated by received metadata
US9094737B2 (en) 2013-05-30 2015-07-28 Sonic Ip, Inc. Network video streaming with trick play based on separate trick play files
US9247317B2 (en) 2013-05-30 2016-01-26 Sonic Ip, Inc. Content streaming with client device trick play index
US9967305B2 (en) 2013-06-28 2018-05-08 Divx, Llc Systems, methods, and media for streaming media content
US9036820B2 (en) 2013-09-11 2015-05-19 At&T Intellectual Property I, Lp System and methods for UICC-based secure communication
US9124573B2 (en) 2013-10-04 2015-09-01 At&T Intellectual Property I, Lp Apparatus and method for managing use of secure tokens
US9208300B2 (en) 2013-10-23 2015-12-08 At&T Intellectual Property I, Lp Apparatus and method for secure authentication of a communication device
US9240994B2 (en) 2013-10-28 2016-01-19 At&T Intellectual Property I, Lp Apparatus and method for securely managing the accessibility to content and applications
US9313660B2 (en) 2013-11-01 2016-04-12 At&T Intellectual Property I, Lp Apparatus and method for secure provisioning of a communication device
US9240989B2 (en) 2013-11-01 2016-01-19 At&T Intellectual Property I, Lp Apparatus and method for secure over the air programming of a communication device
US9413759B2 (en) 2013-11-27 2016-08-09 At&T Intellectual Property I, Lp Apparatus and method for secure delivery of data from a communication device
US9866878B2 (en) 2014-04-05 2018-01-09 Sonic Ip, Inc. Systems and methods for encoding and playing back video at different frame rates using enhancement layers
US9713006B2 (en) 2014-05-01 2017-07-18 At&T Intellectual Property I, Lp Apparatus and method for managing security domains for a universal integrated circuit card
JP6460765B2 (ja) * 2014-12-09 2019-01-30 キヤノン株式会社 情報処理装置、情報処理装置の制御方法、プログラム
US10498795B2 (en) 2017-02-17 2019-12-03 Divx, Llc Systems and methods for adaptive switching between multiple content delivery networks during adaptive bitrate streaming

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2016024C1 (ru) * 1992-07-09 1994-07-15 Сивашский анилинокрасочный завод Способ получения тетракисазокрасителей
RU2094955C1 (ru) * 1992-08-20 1997-10-27 Малое научно-производственное предприятие "ЭТРА" Устройство скремблирования и дескремблирования телевизионного сигнала
DE69530622T2 (de) * 1994-07-08 2004-02-26 Sony Corp. Empfang von zugangskontrollierten Rundfunksignalen
KR100332743B1 (ko) * 1994-11-26 2002-11-07 엘지전자주식회사 디지탈영상시스템의불법시청및복사방지방법및장치
RU2101878C1 (ru) * 1995-01-27 1998-01-10 Сибирская государственная академия телекоммуникаций и информатики Способ уплотнения радиоканала вещательного телевидения
RU2067313C1 (ru) * 1995-03-29 1996-09-27 Акционерное общество закрытого типа "Особое конструкторское бюро систем автоматизированного проектирования" Устройство защиты от несанкционированного доступа к информации, хранимой в персональной эвм
FR2732537B1 (fr) * 1995-03-31 1997-06-13 Canal Plus Sa Procede et installation d'enregistrement d'informations numeriques cryptees
US5621793A (en) * 1995-05-05 1997-04-15 Rubin, Bednarek & Associates, Inc. TV set top box using GPS
KR0166923B1 (ko) * 1995-09-18 1999-03-20 구자홍 디지탈 방송 시스템의 불법 시청 및 복사 방지방법 및 장치
DE69630012T2 (de) * 1995-10-31 2004-06-03 Koninklijke Philips Electronics N.V. Zeitverschobener bedingter zugang
FR2755809B1 (fr) * 1996-11-13 1999-05-28 Thomson Multimedia Sa Procede de protection d'information transmise d'un element de securite vers un decodeur et systeme de protection utilisant un tel procede
US6178242B1 (en) * 1997-02-07 2001-01-23 Nds Limited Digital recording protection system
EP0936774A1 (en) * 1998-02-13 1999-08-18 CANAL+ Société Anonyme Recording of scrambled digital data

Also Published As

Publication number Publication date
HRP20000487A2 (en) 2001-02-28
CA2318992C (en) 2008-04-08
DE69903408D1 (de) 2002-11-14
IL137639A0 (en) 2001-10-31
JP2002514834A (ja) 2002-05-21
UA61990C2 (uk) 2003-12-15
CN1296695A (zh) 2001-05-23
AU2295199A (en) 1999-08-30
NO20004063L (no) 2000-10-13
EP1057332B1 (en) 2002-10-09
US7239704B1 (en) 2007-07-03
ES2185311T3 (es) 2003-04-16
ATE225999T1 (de) 2002-10-15
EP1057332A1 (en) 2000-12-06
NO332794B1 (no) 2013-01-14
ID25466A (id) 2000-10-05
PL342260A1 (en) 2001-06-04
HK1031070A1 (en) 2001-05-25
DE69903408T2 (de) 2003-06-18
KR100566008B1 (ko) 2006-03-30
KR20010040956A (ko) 2001-05-15
TR200002348T2 (tr) 2000-12-21
AU754015B2 (en) 2002-10-31
WO1999041907A1 (en) 1999-08-19
IL137639A (en) 2006-12-10
CA2318992A1 (en) 1999-08-19
HUP0100651A2 (hu) 2001-06-28
EP0936812A1 (en) 1999-08-18
NO20004063D0 (no) 2000-08-11
BR9907878A (pt) 2000-10-31
RU2225681C2 (ru) 2004-03-10

Similar Documents

Publication Publication Date Title
HUP0100651A3 (en) Method for recording of encrypted digital data, recording device and decoder for the application in the advised method, further portable security module for the application in the recording device and decoder
AU1702900A (en) Data encrypting and decrypting apparatus and methods
SG42847A1 (en) Device and method for data encryption
SG85691A1 (en) Data encryption apparatus and method
EP0886202A3 (en) Method and apparatus for protecting application data in secure storage areas
SG72770A1 (en) Card type recording medium certifying method and apparatus for the recording medium forming system for recording medium enciphering system decoder therefor and recording medium
DE69836450D1 (de) Verschlüsselungs-, Entschlüsselungs- und Informationsverarbeitungsgerät und -verfahren
SG95599A1 (en) Data storage device and data storage method
GB9709311D0 (en) Data encryption/decryption method and apparatus
EP1120787A4 (en) INFORMATION RECORDING METHOD, INFORMATION RECORDING DEVICE, AND INFORMATION CARRIER
HUP0004368A3 (en) Method and apparatus for recording of encrypted digital data
IL130047A0 (en) Information security method and apparatus
AU2002239500A1 (en) Cryptographic data security system and method
SG134978A1 (en) Apparatus for recording and/or reproducing data
GB9901719D0 (en) An apparatus and method for data decoding
EP0839417A4 (en) DECRYPTION OF REPEATLY TRANSMITTED DATA IN AN ENCRYPTED COMMUNICATION SYSTEM
SG76575A1 (en) Data recording apparatus and method
SG87794A1 (en) Information recording method and apparatus, information reproducing method and apparatus
GB9810769D0 (en) Method and apparatus for decoding video data
IL122520A (en) Decryption of retransmitted data in an encrypted communication system
IL128846A0 (en) Method and apparatus for data encryption
IL137855A0 (en) Information security method and apparatus
AU5206499A (en) Apparatus and method for end-to-end authentication using biometric data
SG97782A1 (en) Data processing method, recording medium, and data processing apparatus
DE69619165D1 (de) Datenver- und -entschlüsselungsverfahren und -gerät