JP4430367B2 - マルチメディアデジタルデータにアクセスするためのデコーダの遠隔的非アクティブ化方法及びそのデコーダ - Google Patents

マルチメディアデジタルデータにアクセスするためのデコーダの遠隔的非アクティブ化方法及びそのデコーダ Download PDF

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Publication number
JP4430367B2
JP4430367B2 JP2003348448A JP2003348448A JP4430367B2 JP 4430367 B2 JP4430367 B2 JP 4430367B2 JP 2003348448 A JP2003348448 A JP 2003348448A JP 2003348448 A JP2003348448 A JP 2003348448A JP 4430367 B2 JP4430367 B2 JP 4430367B2
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JP
Japan
Prior art keywords
decoder
software
module
command
operator
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Expired - Fee Related
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JP2003348448A
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English (en)
Japanese (ja)
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JP2004135335A (ja
JP2004135335A5 (enExample
Inventor
モルセル ステファーヌ
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Thomson Licensing SAS
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Thomson Licensing SAS
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Publication of JP2004135335A5 publication Critical patent/JP2004135335A5/ja
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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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • 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
    • H04N7/165—Centralised control of user terminal ; Registering at central
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
    • 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
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25808—Management of client data
    • H04N21/2585—Generation of a revocation list, e.g. of client devices involved in piracy acts
    • 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
    • H04N21/42684—Client identification by a unique number or address, e.g. serial number, MAC address, socket ID
    • 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
    • H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
    • H04N21/4435—Memory management
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/654—Transmission by server directed to the client
    • H04N21/6543—Transmission by server directed to the client for forcing some client operations, e.g. recording
    • 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
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8453—Structuring of content, e.g. decomposing content into time segments by locking or enabling a set of features, e.g. optional functionalities in an executable program
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/30—Aspects of broadcast communication characterised by the use of a return channel, e.g. for collecting users' opinions, for returning broadcast space/time information or for requesting data
    • H04H2201/37—Aspects of broadcast communication characterised by the use of a return channel, e.g. for collecting users' opinions, for returning broadcast space/time information or for requesting data via a different channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/70—Aspects of broadcast communication characterised in that receivers can be addressed

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Power Engineering (AREA)
  • Computer Graphics (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
JP2003348448A 2002-10-11 2003-10-07 マルチメディアデジタルデータにアクセスするためのデコーダの遠隔的非アクティブ化方法及びそのデコーダ Expired - Fee Related JP4430367B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0212657A FR2845854B1 (fr) 2002-10-11 2002-10-11 Desactivation a distance de decodeurs d'acces a des donnees numeriques multimedia

Publications (3)

Publication Number Publication Date
JP2004135335A JP2004135335A (ja) 2004-04-30
JP2004135335A5 JP2004135335A5 (enExample) 2006-11-16
JP4430367B2 true JP4430367B2 (ja) 2010-03-10

Family

ID=32039645

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003348448A Expired - Fee Related JP4430367B2 (ja) 2002-10-11 2003-10-07 マルチメディアデジタルデータにアクセスするためのデコーダの遠隔的非アクティブ化方法及びそのデコーダ

Country Status (6)

Country Link
US (1) US7340056B2 (enExample)
JP (1) JP4430367B2 (enExample)
KR (1) KR100982175B1 (enExample)
CN (1) CN100356788C (enExample)
FR (1) FR2845854B1 (enExample)
MX (1) MXPA03009153A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8359332B1 (en) 2004-08-02 2013-01-22 Nvidia Corporation Secure content enabled drive digital rights management system and method
US8402283B1 (en) 2004-08-02 2013-03-19 Nvidia Corporation Secure content enabled drive system and method
US8788425B1 (en) 2004-12-15 2014-07-22 Nvidia Corporation Method and system for accessing content on demand
US8875309B1 (en) 2004-12-15 2014-10-28 Nvidia Corporation Content server and method of providing content therefrom
US8346807B1 (en) 2004-12-15 2013-01-01 Nvidia Corporation Method and system for registering and activating content
US8751825B1 (en) * 2004-12-15 2014-06-10 Nvidia Corporation Content server and method of storing content
US8893299B1 (en) 2005-04-22 2014-11-18 Nvidia Corporation Content keys for authorizing access to content
JP6225426B2 (ja) * 2013-01-16 2017-11-08 富士通株式会社 情報資源保護プログラム、及び情報資源保護方法
US20180109851A1 (en) * 2015-03-31 2018-04-19 British Telecommunications Public Limited Company Content playback management
DE102016224256A1 (de) * 2016-12-06 2018-06-07 Bayerische Motoren Werke Aktiengesellschaft Telefonie-Steuergerät, Fortbewegungsmittel und Verfahren zum Betreiben eines Mobilfunk-Moduls für ein Fortbewegungsmittel

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3485639D1 (de) * 1983-10-31 1992-05-14 Rf Monolithics Verfahren und apparat zur fernsehverschleierung und -entschleierung.
US4716588A (en) * 1985-10-29 1987-12-29 Payview Limited Addressable subscription television system having multiple scrambling modes
US5204900A (en) * 1991-03-04 1993-04-20 Pires H George Coding system for descrambling video
US5815722A (en) * 1992-11-18 1998-09-29 Canon Information Systems, Inc. In an interactive network board, a method and apparatus for remotely downloading and executing files in a memory
EP0907285A1 (en) * 1997-10-03 1999-04-07 CANAL+ Société Anonyme Downloading data
KR100278855B1 (ko) * 1997-12-15 2001-01-15 윤종용 고품위 텔레비젼 시스템의 필드 동기신호 검출회로
FR2783335B1 (fr) * 1998-09-11 2000-10-13 Thomson Multimedia Sa Procede de chargement de droits de systeme a acces conditionnel et dispositif mettant en oeuvre le procede
EP1067771A1 (en) * 1999-07-05 2001-01-10 CANAL+ Société Anonyme Communications method and apparatus
EP1067720A1 (en) * 1999-07-05 2001-01-10 CANAL+ Société Anonyme Method and apparatus for transmitting and receiving messages, in particular in broadcast transmissions
KR20010047389A (ko) * 1999-11-19 2001-06-15 오길록 다양한 페이퍼뷰 서비스를 지원하는 유료방송시스템에서의 자격관리 및 자격제어 방법
AU2001281016A1 (en) * 2000-08-03 2002-02-18 Itech Group, Inc. Method and system for controlling content to a user
PT1368716E (pt) * 2000-12-22 2005-06-30 Nagravision Sa Metodo anti-clonagem
US20020161997A1 (en) * 2001-04-26 2002-10-31 Fujitsu Limited Content distribution system

Also Published As

Publication number Publication date
US20040123128A1 (en) 2004-06-24
US7340056B2 (en) 2008-03-04
JP2004135335A (ja) 2004-04-30
CN1497979A (zh) 2004-05-19
FR2845854B1 (fr) 2005-01-14
FR2845854A1 (fr) 2004-04-16
KR100982175B1 (ko) 2010-09-15
KR20040033249A (ko) 2004-04-21
CN100356788C (zh) 2007-12-19
MXPA03009153A (es) 2004-04-28

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