DE68903995D1 - 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
- DE68903995D1 DE68903995D1 DE8989401435T DE68903995T DE68903995D1 DE 68903995 D1 DE68903995 D1 DE 68903995D1 DE 8989401435 T DE8989401435 T DE 8989401435T DE 68903995 T DE68903995 T DE 68903995T DE 68903995 D1 DE68903995 D1 DE 68903995D1
- 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
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)
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 true DE68903995D1 (de) | 1993-02-04 |
DE68903995T2 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)
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)
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 |
-
1988
- 1988-05-27 FR FR8807087A patent/FR2632148B1/fr not_active Expired - Lifetime
-
1989
- 1989-05-12 US US07/350,793 patent/US4947428A/en not_active Expired - Lifetime
- 1989-05-25 EP EP89401435A patent/EP0344071B1/de not_active Expired - Lifetime
- 1989-05-25 JP JP01130284A patent/JP3139000B2/ja not_active Expired - Fee Related
- 1989-05-25 DE DE8989401435T patent/DE68903995T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3139000B2 (ja) | 2001-02-26 |
DE68903995T2 (de) | 1993-06-09 |
FR2632148A1 (fr) | 1989-12-01 |
EP0344071A1 (de) | 1989-11-29 |
FR2632148B1 (fr) | 1990-08-10 |
US4947428A (en) | 1990-08-07 |
JPH0250539A (ja) | 1990-02-20 |
EP0344071B1 (de) | 1992-12-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |