DE69802306T2 - System mit bedingtem zugang für digitale empfänger - Google Patents
System mit bedingtem zugang für digitale empfängerInfo
- Publication number
- DE69802306T2 DE69802306T2 DE69802306T DE69802306T DE69802306T2 DE 69802306 T2 DE69802306 T2 DE 69802306T2 DE 69802306 T DE69802306 T DE 69802306T DE 69802306 T DE69802306 T DE 69802306T DE 69802306 T2 DE69802306 T2 DE 69802306T2
- Authority
- DE
- Germany
- Prior art keywords
- access system
- conditional access
- digital receivers
- receivers
- digital
- 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
- 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
- H04N7/167—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]
- H04N21/40—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
- H04N21/45—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 program guide from data received from the Internet and a Head-end, 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 program guide from data received from the Internet and a Head-end, 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]
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6906397P | 1997-12-10 | 1997-12-10 | |
PCT/US1998/026069 WO1999030498A1 (en) | 1997-12-10 | 1998-12-09 | Conditional access system for digital receivers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69802306D1 DE69802306D1 (de) | 2001-12-06 |
DE69802306T2 true DE69802306T2 (de) | 2002-06-27 |
Family
ID=22086492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69802306T Expired - Lifetime DE69802306T2 (de) | 1997-12-10 | 1998-12-09 | System mit bedingtem zugang für digitale empfänger |
Country Status (11)
Country | Link |
---|---|
US (1) | US7664268B1 (de) |
EP (1) | EP1040661B1 (de) |
JP (1) | JP4620865B2 (de) |
KR (1) | KR100528661B1 (de) |
CN (1) | CN1140995C (de) |
AU (1) | AU745625B2 (de) |
BR (1) | BR9813453B1 (de) |
CA (1) | CA2318939C (de) |
DE (1) | DE69802306T2 (de) |
NZ (1) | NZ505007A (de) |
WO (1) | WO1999030498A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2080701A (en) * | 1999-12-29 | 2001-07-16 | Sony Electronics Inc. | A method and system for a bi-directional transceiver |
DE10044051A1 (de) * | 2000-09-01 | 2002-03-14 | Deutsche Telekom Ag | Verfahren zur Werbefinanzierung von Multimedia-Inhalten |
AU2003258277A1 (en) * | 2002-08-22 | 2004-03-11 | Thomson Licensing S.A. | Smart card with nrss delay line for data alignment |
FR2848043B1 (fr) * | 2002-12-03 | 2005-01-28 | Philippe Guenebaud | Module, systeme et procede de traitement de signaux numeriques |
US9461821B1 (en) * | 2014-06-30 | 2016-10-04 | Emc Corporation | System and method for key material protection on devices using a secret sharing scheme |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0148235B1 (de) | 1983-06-30 | 1988-10-05 | Independent Broadcasting Authority | Chiffriertes fernsehrundfunksystem |
DE3470646D1 (en) | 1983-07-22 | 1988-05-26 | Indep Broadcasting Authority | Security system for television signal encryption |
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 |
US4751732A (en) * | 1984-07-06 | 1988-06-14 | Kabushiki Kaisha Toshiba | Broadcasting system |
JPS62180625A (ja) | 1986-02-04 | 1987-08-07 | Oki Electric Ind Co Ltd | 放送受信方式 |
JP2760799B2 (ja) * | 1988-04-28 | 1998-06-04 | 株式会社日立製作所 | 暗号方式 |
US5117458A (en) * | 1989-11-01 | 1992-05-26 | Hitachi, Ltd. | Secret information service system and method |
JPH04213242A (ja) * | 1990-12-07 | 1992-08-04 | Hitachi Ltd | 限定同報通信システム |
EP0704124A4 (de) * | 1992-12-22 | 1999-03-24 | Telstra Corp Ltd | Verschlüsselungsverfahren |
IL107967A (en) | 1993-12-09 | 1996-12-05 | News Datacom Research Ltd | Apparatus and method for securing communication systems |
DE69525226T2 (de) | 1994-11-25 | 2002-06-27 | Kyoto Daiichi Kagaku Kk | Vorrichtung und Verfahren zur Bestimmung von Wasserstoffperoxid |
KR100332743B1 (ko) * | 1994-11-26 | 2002-11-07 | 엘지전자주식회사 | 디지탈영상시스템의불법시청및복사방지방법및장치 |
JPH08195735A (ja) * | 1995-01-18 | 1996-07-30 | Toshiba Corp | デコーダ装置 |
US6035037A (en) * | 1995-08-04 | 2000-03-07 | Thomson Electronic Consumers, Inc. | System for processing a video signal via series-connected high speed signal processing smart cards |
JPH11511271A (ja) | 1995-08-11 | 1999-09-28 | スマート ディスケッテ ゲゼルシャフト ミット ベシュレンクテル ハフツング | スマートディスクのためのポケットインタフェースユニット |
JPH09181689A (ja) | 1995-10-19 | 1997-07-11 | Casio Comput Co Ltd | Fm多重放送受信装置、情報送受信装置、情報送受信システム、情報送受信方法及び記憶媒体 |
WO1997015132A1 (en) | 1995-10-19 | 1997-04-24 | Casio Computer Co., Ltd. | Scrambled information transmitting and receiving |
US5737425A (en) * | 1996-05-21 | 1998-04-07 | International Business Machines Corporation | Cryptosystem employing worst-case difficult-to solve lattice problem |
US5737424A (en) * | 1996-06-04 | 1998-04-07 | Software Security, Inc. | Method and system for secure distribution of protected data using elliptic curve systems |
DE19750779C1 (de) * | 1997-11-10 | 1999-01-14 | Deutsche Telekom Ag | Verfahren zum Identifizieren von Verrätern proprietärer Daten |
-
1998
- 1998-12-09 AU AU18091/99A patent/AU745625B2/en not_active Ceased
- 1998-12-09 CA CA002318939A patent/CA2318939C/en not_active Expired - Fee Related
- 1998-12-09 EP EP98962970A patent/EP1040661B1/de not_active Expired - Lifetime
- 1998-12-09 JP JP2000524928A patent/JP4620865B2/ja not_active Expired - Fee Related
- 1998-12-09 DE DE69802306T patent/DE69802306T2/de not_active Expired - Lifetime
- 1998-12-09 NZ NZ505007A patent/NZ505007A/en unknown
- 1998-12-09 KR KR10-2000-7005974A patent/KR100528661B1/ko not_active IP Right Cessation
- 1998-12-09 WO PCT/US1998/026069 patent/WO1999030498A1/en active IP Right Grant
- 1998-12-09 US US09/581,064 patent/US7664268B1/en not_active Expired - Fee Related
- 1998-12-09 CN CNB988135280A patent/CN1140995C/zh not_active Expired - Fee Related
- 1998-12-09 BR BRPI9813453-1A patent/BR9813453B1/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1040661B1 (de) | 2001-10-31 |
CN1140995C (zh) | 2004-03-03 |
KR20010040286A (ko) | 2001-05-15 |
US7664268B1 (en) | 2010-02-16 |
BR9813453A (pt) | 2000-10-10 |
EP1040661A1 (de) | 2000-10-04 |
CN1284234A (zh) | 2001-02-14 |
KR100528661B1 (ko) | 2005-11-15 |
CA2318939A1 (en) | 1999-06-17 |
DE69802306D1 (de) | 2001-12-06 |
AU1809199A (en) | 1999-06-28 |
JP2003521824A (ja) | 2003-07-15 |
CA2318939C (en) | 2004-05-11 |
JP4620865B2 (ja) | 2011-01-26 |
WO1999030498A1 (en) | 1999-06-17 |
BR9813453B1 (pt) | 2013-02-05 |
AU745625B2 (en) | 2002-03-28 |
NZ505007A (en) | 2002-04-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings |