DE68903995T2 - Verfahren zum senden und empfang von berichten zur verwaltung von eintrittsbezeichnungen. - Google Patents

Verfahren zum senden und empfang von berichten zur verwaltung von eintrittsbezeichnungen.

Info

Publication number
DE68903995T2
DE68903995T2 DE8989401435T DE68903995T DE68903995T2 DE 68903995 T2 DE68903995 T2 DE 68903995T2 DE 8989401435 T DE8989401435 T DE 8989401435T DE 68903995 T DE68903995 T DE 68903995T DE 68903995 T2 DE68903995 T2 DE 68903995T2
Authority
DE
Germany
Prior art keywords
sending
receiving reports
managing entry
entry names
names
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8989401435T
Other languages
English (en)
Other versions
DE68903995D1 (de
Inventor
Louis Guillou
Joseph Blineau
Francoise Coutrot
Vincent Lenoir
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telediffusion de France ets Public de Diffusion
Orange SA
Original Assignee
Telediffusion de France ets Public de Diffusion
France Telecom 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 Telediffusion de France ets Public de Diffusion, France Telecom SA filed Critical Telediffusion de France ets Public de Diffusion
Publication of DE68903995D1 publication Critical patent/DE68903995D1/de
Application granted granted Critical
Publication of DE68903995T2 publication Critical patent/DE68903995T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04N21/26613—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 for generating or managing keys in general
    • 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]
    • H04N21/60—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
    • H04N21/64—Addressing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Storage Device Security (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
DE8989401435T 1988-05-27 1989-05-25 Verfahren zum senden und empfang von berichten zur verwaltung von eintrittsbezeichnungen. Expired - Lifetime DE68903995T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8807087A FR2632148B1 (fr) 1988-05-27 1988-05-27 Procede de diffusion et de reception de messages de gestion de titres d'acces

Publications (2)

Publication Number Publication Date
DE68903995D1 DE68903995D1 (de) 1993-02-04
DE68903995T2 true DE68903995T2 (de) 1993-06-09

Family

ID=9366694

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989401435T Expired - Lifetime DE68903995T2 (de) 1988-05-27 1989-05-25 Verfahren zum senden und empfang von berichten zur verwaltung von eintrittsbezeichnungen.

Country Status (5)

Country Link
US (1) US4947428A (de)
EP (1) EP0344071B1 (de)
JP (1) JP3139000B2 (de)
DE (1) DE68903995T2 (de)
FR (1) FR2632148B1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5218637A (en) * 1987-09-07 1993-06-08 L'etat Francais Represente Par Le Ministre Des Postes, Des Telecommunications Et De L'espace Method of transferring a secret, by the exchange of two certificates between two microcomputers which establish reciprocal authorization
FR2631193B1 (fr) * 1988-05-06 1994-09-16 Europ Rech Electr Lab Procede d'embrouillage et de desembrouillage de signaux video composites, et dispositif de mise en oeuvre
FR2680589A1 (fr) * 1991-08-19 1993-02-26 France Telecom Procede d'emission et de reception de programmes personnalises.
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.
FR2715256B1 (fr) * 1994-01-19 1996-02-16 France Telecom Procédés d'émission et de réception de programmes à accès conditionnel gérés par un même opérateur.
US5640452A (en) * 1995-04-28 1997-06-17 Trimble Navigation Limited Location-sensitive decryption of an encrypted message
US5794221A (en) 1995-07-07 1998-08-11 Egendorf; Andrew Internet billing method
FR2750554B1 (fr) * 1996-06-28 1998-08-14 Thomson Multimedia Sa Systeme a acces conditionnel et carte a puce permettant un tel acces
FR2751154B1 (fr) * 1996-07-15 1998-09-11 Schlumberger Ind Sa Systeme de diversification d'informations dans un reseau de distribution de produits ou de services
US7092914B1 (en) * 1997-11-06 2006-08-15 Intertrust Technologies Corporation Methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information
US6738905B1 (en) * 1998-04-15 2004-05-18 Digital Video Express, L.P. Conditional access via secure logging with simplified key management
US8584255B2 (en) * 1999-05-05 2013-11-12 Sony United Kingdom Limited Networked conditional access module
JP4577538B2 (ja) * 1999-11-01 2010-11-10 ソニー株式会社 情報伝送システム及び情報伝送方法
KR100377172B1 (ko) * 2000-06-13 2003-03-26 주식회사 하이닉스반도체 데이터 암호화 표준 알고리즘을 이용한 암호화 장치의 키스케쥴러
US7076059B1 (en) * 2002-01-17 2006-07-11 Cavium Networks Method and apparatus to implement the data encryption standard algorithm

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253114A (en) * 1976-04-08 1981-02-24 Twin County Trans-Video Inc. High security subscription television system employing real time control of subscriber's program reception
FR2459595A1 (fr) * 1979-06-15 1981-01-09 Telediffusion Fse Systeme de television a controle d'acces utilisant une cle electronique variable
US4292650A (en) * 1979-10-29 1981-09-29 Zenith Radio Corporation Stv Subscriber address system
JPS58131874A (ja) * 1982-01-30 1983-08-05 Sony Corp テレビジヨン信号伝送システム
US4613901A (en) * 1983-05-27 1986-09-23 M/A-Com Linkabit, Inc. Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals
GB2143352A (en) * 1983-07-15 1985-02-06 Philips Electronic Associated Authorising coded signals
US4634808A (en) * 1984-03-15 1987-01-06 M/A-Com Government Systems, Inc. Descrambler subscriber key production system utilizing key seeds stored in descrambler

Also Published As

Publication number Publication date
EP0344071A1 (de) 1989-11-29
FR2632148B1 (fr) 1990-08-10
US4947428A (en) 1990-08-07
DE68903995D1 (de) 1993-02-04
JPH0250539A (ja) 1990-02-20
EP0344071B1 (de) 1992-12-23
FR2632148A1 (fr) 1989-12-01
JP3139000B2 (ja) 2001-02-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition